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GC - COMPACT FLANGES

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Page 1: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

GC - COMPACT FLANGES

Page 2: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

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Engineering Solutions...

GALPERTI ENGINEERING is an International Company whose business is the design, manufacture and supplyof high integrity connectors, forged fittings and flow control products.

Oil, Gas, Power and Petrochemical Companies utilize our products in a variety of applications, where oftencomplex technical problems can now be solved cost effectively.

In order to focus our effort upon our Customer requirements, GALPERTI ENGINEERING offer a total design andmanufacturing capability, from our dedicated in-house forge through to finished product, a unique feature intoday’s ever demanding global marketplace.

The G-C Compact Flange System® has an estabilished record throughout the world, meeting or exceeding allcurrent industry codes and standards.

Our facility is accredited with ISO 9001 and our products meet all current industry standards.

The G-C Compact Flange System® is a fully proven alternative to the conventional flanged connection used throu-ghout the oil, gas, petrochemical and power generation industries. Produced in a comprehensive range of sizesand materials they offer versatility, compactness, weight saving and cost effectiveness in connecting pipingsystem.

The Connector is designed to meet ANSI B 16.5, ASME VIII, API 6A/Q1 and other design codes. The designhas the approval of Lloyds, DNV and Stoomwezen. Fully fire tested in accordance with API 6FB parts 1 and 2.Also gas tested to meet all aspects of ASME B31.3 Chapter IX (e.g. 1400 bar at 180°C Gas test with bending).

G-C Compact Flange System® offer the following advantages over standard flanges:

• Easy Assembly• Compact Construction• Reduced Weight• Metal to metal sealing technology – re-usable• Flexibility - seal rings, standard gasket etc.• Full Design approval

• Cost saving• Ability to with stand severe operating loads• Smooth bore offers erosion reistance• Face to face make up offers corrosion resistance

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2

Quality Type Approval & Testing

GC Compact flange under pressure test - 10“ 9000 PSI

Page 4: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

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Quality Type Approval & Testing

Hydro/gas bending tests on 12” 2500#

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G-C® – Advantages

still able to meet all of the design requirements in ASMEB31.3 and ASME VIII Div. 2. Pressure and temperatureratings are the same as those listed in ASME B16.5 andB16.34.The overall benefits of using the GC Flange compared toANSI flanges and other pipe connectors are:

Why use GC Flange?

• High sealing integrity dueto double seals

• Small dimensionsCompact design

• Much reduced weight

• Meet ANSI B16.34 valveends requirements

• Reusable seal rings

• One seal ring per NPS(Nominal pipe size)

• Pressure, temperatureexternal load capacitiesavailable

• Standard bolts and ten-sion/touque tools

• Flush bore with no cre-vice

• Full face jointing elimina-tes opportunity for exter-nal corrosion

• bolt overstress cannotdamage seal ring orflange

• Self energised and pres-sure energised metal tometal area seal ring

• Maintenance free connec-tion with no periodicre-tightening of bolts.

• Weld overlay welding ofsealing area not neces-sary to bore seal (heel)

• Quich and reliablemake-up

GC Flange Advantages

WHY USE GC FLANGE CONNECTORS?

The Gaplerti Compact (GC) Flange is a high performanceconnector developed by Galperti Engineering. Normallywith the strength and sealing integrity of a welded joint,the GC Flange is lighter, smaller and easier to install thanan ANSI raised face or ring joint flange. The main cha-racteristic of the flange is the flange face geometry. It inclu-des a slightly convex bevel (flange face angle) with thehighest point called the heel, adjacent to the bore. Duringmake up of the connection, the gap at the toe of the flangeis closed and flange face to face contact is achieved.The closing of the gap at the flange toe is an indication ofcorrect bolt load has been applied during assembly. Addi-tional bolt tightening cannot overstress the flanges.The GC Flange has two seals, one seal, which is activatedby the pre-stress, i.e., the heel seal and one self energisingand pressure energised seal, i.e. the Galperti Ring (GR)seal ring. This unique double sealing system give superiorsealing performance over conventional single sealing desi-gns.The GC Flange achieves extremely high levels of perfor-mance by incorporating the most important concepts inpiping connector design:• Sealseat the smallest possible diameter (to reduce pres-

sure separation loads)• Dual metal-metal sealing.• Isolate the seal ring from piping loads and internal fluid

(to maintain performance under changing conditions).• Face to face contact after make-up and during normal

operation conditions-added strength.The GC Flange uses the Galperti seal ring (GR) whichseals in the flange groove. The seal ring design is basedon design principles used for the well established G-Lokseal ring. The heel seal ensures a smooth bore with no cre-vice between the flange halves at the bore. Furthermore, itreduces the area exposed by pressure to a minimum andkeeps the seal ring dry during normal operations. Com-pared to other single sealing systems, the heel seal isola-tes the GR from thermal shocks and corrosion attacks (boreseal carbon steel seal should have included corrosionallowance).Severe mechanical loads, especially dynamic loads, canrender conventional gaskets useless. The GC Flange bringsthe flange faces into full contact while completely isolatingthe GR from mechanical loads. The GC Flange withstandsexternal loads, where loads create yielding in the pipe andseparating the flanges while the seal remain leak-free.All of these concepts allow the GC Flange to be more com-pact and leakfree than standard ANSI/ASME flanges yet

FIGURE 1

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5

G-C® – Advantages

GALPERTI ENGINEERING

Enhanced sealing reliability. The heel which is ametal to metal axial area contact seal with no crevicebetween the flange halves and gives flush bore. The reu-sable seal ring, which is a metal to metal radial area con-tact seal. One nominal size seal ring is necessary per pipesize independent of pressure class. This reduces the num-ber of seal rings sizes to a minimum. The GR seal is dryduring normal operation conditions and is removed fromthe piping and bolt loads creating a highly rigid connec-tion insensitive to mechanical design loads.Static and fatigue strength exceeds the loading allowablefor the connecting pipe as limited by the applicable designcode. Bolt stress variation of only 3-5% for any designload condition, preventing risk of bolt failure by fatigue.Flange pressure/temperature and external load capacitiesare available in the GC Flange User manual that is avai-lable on request.Low life cycle costs due to reduce of investment costs,installation costs and low operating costs.The operating costs are low due to maintenance freedesign with the high reliability against leakage that redu-ces system downtime costs.

Weight/space savings. Industrypractice for offshore design suggests arequirement of two kilograms of structureto support one kilogram of deck weight.Using GC Compact Flanges, weightsavings in the range of 60% to 80% com-pared to ANSI flanges are achievable.The flanges are shorter and have smallerdiameters than conventional flanges.Table 1 compares GC and ANSI weldneck flanges assembly weights. Closepiping and hook-up arrangements withtypically 20% to 30% smaller diameters.Typically 25% to 40% shorter connectionlengher.Easy and quick make-up andinstallation. The light weight, small sizeand reduced bolting ensuring ease ofhandling and assembly. Reduced connec-tor size leaves more space for the opera-tor and the tooling, and the smaller dia-meter bolting allows lighter weight toolingto be used. Bolt load up to 100% of desi-red bolt load first time reduced number ofbolting pre load cycles.The controlled flange rotation (closing ofthe gap at the toe) gives a direct indica-tion of correct pre load.Utilise standard imperial bolts for strai-ghtforward speedy bolting procedures.Normal off-the-shelf torque and tensioners(topside and subsea) can be used to lightenthe bolts up to the desired bolt pre-stresslevel of minimum 60% of bolt yield stress.

FILLET:1) Elliptical shape

TOOLS FOR TIGHTENING BOLTS:1) Bolt torque tools 2) Bolt tensioners (top side/subsea)

BOLTS:1) Standard bolting2) Negligible dynamic stresses3) Dry

TOE CONTACT:1) No flange overstressong during make-up2) External environmetal barrier

GR SEALRING:1) Metal to metal radial area contact seal2) Self energized and pressure energized 3) Dry4) No wear due to cycling loading5) Uniform loading during make-up6) Reusable7) One ring per NPS indipendent

of pressure classHEEL:1) Metal to metal axial area contact seal2) No crevise3) Flush bore, no erosion

DOUBLE METAL SEALING SYSTEMwith FLANGE FACE TO FACE CONTACT

FIGURE 2

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6

G-C® – Advantages

During further bolt loading the gap is the gradually clo-sed while most of the bolt force is transferred as com-pressive contact stresses between the flange surface nearto the bore. The arrows in Figure 2 indicate the appliedforce/pressure and the contact forces after make-up andduring normal operating conditions. A seal is created byapplication of this seal seating stress at the flange heel.Throughout the complete range of normal operating con-ditions a contact stress in excess of the operating pressureis maintained at the heel location. The flange also remainsin contact along its outer circumference at the flangefaces. Finally, there is an elastic seal ring that is compres-sed radially. The seal ring force is provided by the elasticstored energy in the stressed seal ring. Any accidentalheel leakage will give an internal pressure acting uponthe seal ring inside and intensifying the sealing action.

HOW IT WORKS

A complete weld neck connector assembly consists of twoweld neck flanges, a seal ring and set of stud bolts withheavy hex nuts. Alternatively it may consist of one weldneck flange and a swivel flange or a blind flange, etc.This is indicated in figure 1. The flange face includes a sli-ghtly convex conical flange face geometry. The GC weldneck flange connector is made up by torquing/tensioningthe flange bolting which pulls the two-connector halvestogether. Axial forces are exerted on the taper of themetal seal ring and translated into a radial sealing force.The assembled connector shows a gap between the flan-ges at their outer diameter at this stage when only contactexists at the heel and the seal ring/groove. Only a smallbolt load is necessary to achieve this condition.

Swivel ring option available toease lining up and assemblyspecially in subsea applications.

Smaller, shorter,lighter bolting.No need of specialbolting allowed use ofstandard hydraulicbolt tensioner.

Unique sealing systemusing self energisedseal ring.

Full face metal contacteliminates externalcorrosion.

Drawing showing standard ANSI Flange and GC Compact Flange comparison

Page 8: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

ASTM A105ASTM A350 LF2ASTM A694 F52ASTM A694 F60ASTM A694 F65AISI 4130 (UNS 41400)

ASTM 182 F316ASTM 182 F44 (6Mo)ASTM 182 F49ASTM 182 F51 (Duplex)ASTM 182 F53/F55 (Super Duplex)

GC FLANGE

AISI 4140

ASTM A564 630 (17-4PH)ASTM A182 F51ASTM A182 F53/F55INCONEL 625INCOLOY 825

GR SEAL RING

ASTM A193 B7ASTM A193 B16ASTM A320 L7ASTM A320 L43

BOLTING

BEFORE ASSEMBLY

COMPLETELY ASSEMBLED

DESIGN LOADS

TOE STUD BOLT

WELDINGNECK

FLANGE

GL SEAL RING

INTERNAL PRESSURE

SECOND SEALFIRST SEAL

HEEL

FIGURE 3Standard pressure classes, sizes and flangetypesGC Flanges are designed in accordance with internationalpiping and pressure vessel codes.A full range of GC flanges - equivalent to or with higherrating than ASME flanges are readily available. Sizes andweight are given in the tables.The GC Flange covers the usual range of nominal pipesize from 1/2" to 42". It is also available, as standard, insizes from 26" to 42" for Class 1500, from 14" to 24" forClass 2500 and from 1/2" to 20" for Class 4500.The GC Flange is available as standard, with the followingflange types: weld neck flange, blind flange, swivel flange,integral (equipment) flange, rigid interface and lineblanks. Orifice flanges, restriction orifices and drip ringsare also available on request.The integral (valve) flange neck outside diameter fulfills theminimum wall thickness requirements given in ASMEB16.34, Table 3 with the inside diameter given in ASMEB16.34, table A1.Access is made for torque tool with standard sockets inorder to allow for valve to valve make-up.The envelope for CL600 to CL 1500 up to 24" and CL2500up to 12" is within the ANSI flange envelope. This meansthat standard flange castings "former" can be used withoutany modification. Major valve manufactures covering ball,gate, globe, choke and plug valves, have confirmed thatthey can use the GC integral flange on their valves.

MaterialsFlanges are available from standard forging with seal ringin compatible high strength material. The table below liststhe more common material combinations:

All seal rings are coated to provide lubrication duringmake-up. A polymer based coasting (PTFE) is used up to250°C, and molybdenum disulphide (MoS2) coating isused up 350°C. Silver plating is available for liquid oxy-gen service.

ApplicationsThe GC Flange can be used in many applications throu-ghout a variety of different industries. The many featuresand benefits of the sealing integrity have gained accep-tance in a variety of service conditions. The following is apartial list existing and/or potential service applications.General. High-pressure, high temperature, hard to hold gasstreams, vibrating or pulsating conditions and corrosive service.Oil and gas production - subea and onshore pipelinetransmission/distribution, flow lines, risers, manifolds, wellheads, injection systems, end fittings.

Overay on sealing area, contact surface and bore if required.7

G-C® – Application

NUT

BOLT CLAMPINGFORCE

HYDROSTATIC ENDFORCE PLUSEXTERNAL LOADS

BOLT CLAMPINGFORCE

Page 9: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

Petrochemical - refining and processing.Industrial piping - power generation, mining, liquid andgas processing;OEM - valves, fittings, vessel closures, heat transfer equip-ment, separators and pumps.DesignationsThe flanges have the following standard designation:• Nominal flange size - the appropriate pips size number...• Galperti identification mark - GC• Nominal flange rating

3 Class 3006 Class 6009 Class 900

15 Class 150025 Class 250045 Class 4500

• Seal ring size - the groove number for the GR seal ring(the NPS number), GR...

• Flange type abbreviation (see table above)• Pipe schedule/thickness, Sch.../Wt...• Material designation...

Example:design of weld neck flange in Class 1500 with GR groove,nominal size NPS 10 with pipe schedule 120 and materialA182 F51 (duplex):10GC15 WN Sch. 120 A182F51Seal ring designation is as follows:• Galperti identification mark - GR• Size (nominal pipe size)• Material designationExample:Seal ring for pipe size 10 in material A182F51 (indepen-dent of pressure class):GR10 A182F51Sealing systemThe internal seal is a metal to metal area seal named theheel seal. The second seal is a radial compressed metal tometal area seal. I.e. on assembly the taper joint ring facescompress the seal ring radially. The sealing force is provi-ded by the stored energy in the pre-stressed seal ring. Anyinternal pressure intensifies the sealing action of the sealring.

8

G-C® – Application

WNBLSCSRSWIFRIPBPSSB

TYPEABBREVIATION

Weld neck flangeBlind flangeSwivel collarSwivel ringSwivel flange including swivel collar and swivel ringIntegral (valve) flange as part of some equipment or componentRigid interface as part of some equipment or component with studded boltsPaddle blankPaddle spacerSpectacle blank

DESCRIPTION

GC COMPACT FLANGE SYSTEM - FIGURE 4

ASSEMBLYWELDING NECK/INTEGRAL (VALVE)

ASSEMBLYBLIND / WELDING NECK

ASSEMBLYSWIVEL / WELDING NECK

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2) BEFORE INSTALLATION2.1) Check that all components are of the correct materialand the correct size. Inspect the sealing areas of GC flan-ges and seal ring. Small defects may be polished with afine emery paper. serious defects may necessitate replace-ment of the part.2.2) Sealing surafces shall be cleaned with suitable solventin order to remove grease.The flanges should be lined up in accordance with the fol-lowing requirements:Max. Axial (eccentricity) misalignment at flange outer dia-meter : = 0,5% of OUTER DIA.Max. angular misalignment across flange faces: = 0,5% ofouter dia. the distance between the flanges should allowfor inspection of sealing faces and installation of seal ring.

3) INSTALLATION3.1) Bolts & nuts shall be lubricated with Molykote G-Rapid Plus (see Fig. 5).3.2) Install the GR seal ring and verify its correct position(TABLE 1 gives the nominal stand-off) - See Fig. 6The minimum stand-off to allow the reuse of ring is given.Under normal conditions the seal ring may be reused untilthe minimum value, provided no damage on flange/sealring surface.3.3) Bring the flanges together until the contact is achievedon the seal ring. See Fig. 3.

INSTRUCTION FOR INSTALLATION

INTRODUCTIONThe GALPERTI ENGINEERING Compact Flange System,GC CFS, is a flanged connector suitable for both offshoreand onshore piping, pipelines, riser systems and coveringdifferent equipment as pressure vessels, heat exchangers,valves and pumps.A scope of this procedure is to give the user the main gui-delines for:1 - Handling2 - Before Installation3 - Installation4 - In-service inspection5 - Disconnection6 - Maintenance and spare parts

GENERAL INFORMATIONA complete weld neck assembly (See Fig. 4) consist of twoweld neck flanges, one seal ring (GR seal ring), one set ofstud bolts with proper hex nuts. The main characteristic of the CFS is the flange face geo-metry.This includes a slightly convex bevel near to the bore, cal-led heel and a small outer wedge, around the outer dia-meter, called toe.During the make-up, a great quantity of the bolt preloadis transferred to the heel, closing the adjacent faces; afterthis stage also at the toe the contact is achieved.The GC flange provides a highly reliable sealing systemwhich consists of two metal to metal seals in series: the firstone refers to the proper flexibility of the GR seal ring.The flexible seal ring is pre-stressed diametrically andindependent of the bolt preload after the flanges havebeen mated. The seal ring is both side self-energised andpressure-energised.The second seal is provided by the high seating stresscreated by the bolt pre-load at the heel when the flangesare initially mated.There is one seal ring size for each pipe size regardless offlange pressure rating, pipe schedule and material.When the flanges are in the assembling phase, the ring isassisting the final alignment of the joint. Over - tensioningof the bolt will not damage the seal ring.

1) HANDLINGFlange faces sealing areas must be handled with care inorder to avoid scratches and indentations that could com-promise the sealing integrity. Preservation on flange faceswhich are difficult to remove should not be used, i.e.mechanical means of removal shall not be used on flangesealing faces.

MOLIKOTEG-RAPID PLUS

NOMINAL STAND OFF

FIGURE 5

FIGURE 6

Assembly and Dis-Assembly Procedure

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0.5”5/8”3/4”7/8”1”11/8”1 1/4”1 3/8”1 1/2”1 5/8”1 3/4”1 7/8”2”2 1/4”2 1/2”2 5/8”2 3/4”3”3 1/4”3 1/2”3 3/4”4”

41.167.7

100.6139.2182.6227.6293.1345.6425.3481.1574.4648.5756.1835.3

1214.91252.81318.21602.11882.72219.32541.72930.5

80.0159.6278.2442.8658.9917.6

1297.61638.22239.82761.0

3524.14262.1

5269.36201.4

10419.411326.912470.316378.320816.026230.732188.039348.2

1/2

3/4

1

1 1/2

2

2 1/2

3

4

5

6

8

10

12

14

16

18

20

22

24

15

20

25

40

50

65

80

100

125

150

200

250

300

350

400

450

500

550

600

GR1/2

GR3/4

GR1

GR1 1/2

GR2

GR2 1/2

GR3

GR4

GR5

GR6

GR8

GR10

GR12

GR14

GR16

GR18

GR20

GR22

GR24

0.56

0.60

0.65

0.77

0.88

0.97

1.10

1.31

1.51

1.72

2.11

2.54

2.93

3.17

3.56

3.96

4.33

4.72

5.11

0.15

0.18

0.21

0.30

0.38

0.45

0.55

0.70

0.86

1.01

1.31

1.62

1.92

2.10

2.39

2.69

2.97

3.26

3.55

Assembly and Dis-Assembly Procedure

3.4) Insert the stud bolts and nuts with relevant protrusion.3.5) Tighten the nuts using a spanner in a criss-cross pat-tern. Fig. 4 has been extracted from Hydratight instruc-tions manual.Table 2 gives the bolt tension and the bolt torque applica-ble ( a friction coefficient = 0.1 has been assumed).THE APPLIED BOLT TENSION AND THE TORQUE REFERTO A BASE BOLT MATERIAL: A193 B7 AND A 320 L7.

4) IN - SERVICE INSPECTIONA typical in-service inspection program for flanged con-nection includes checks for leakage, corrosion, erosion,external damages or cracks and check of bolt preload.the direct flange-face contact with bolt-load transferredbetween solid flange faces, eliminates the risk of reducedbolt pre-stress due to time or load dependent seal defor-mations, and phenomena regarding the flange warping.The pipe (internal bore) shall be typically monitoredduring periodic inspections, ultasonic examinations orother methods usually adopted.The compact flange is normally of streamline type design

with no crevice or discontinuity in the bore. In this confi-guration the flange is resistant to erosion damage and nospecial precautions shall normally required.

5) DISCONNECTIONTake care to ensure all pressure has been bled from theline before disassembling the GC flange. Remove the studbolts in the same sequence used for the assembling.

6) MAINTENANCE AND SPARE PARTSParticular maintenance is not required for the GC CFSflange connector when have been properly assembled.When a flanged connector is disassembled check andinspect, however, the sealing surfaces that shall be freefrom burrs and scratches.

Seal rings shall be reused when there is sufficient stand-offand are free from defects.Bolt tensioned with tension-tools can be reused if, afterexamination, they are free of damage/worn threads orother defects.

Nominalsize

NPS DN mm mm

RingNumber

Nominalstand-off

Minimumstand-off

Boltsize

Tension(KN)

Bolt torque(Nm)

TABLE 1 GR SEAL RING INSTALLATION DATA TABLE 2

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Weight & Space Saving

Class 900, Weight Comparison

0

500

1000

1500

2000

2500

2 3 4 6 8 10 12 14 16 18 20 24

Flange size

Wei

ght (

Kg)

ANSIGC Flange

Class 600, Weight Comparison

0

200

400

600

800

1000

1200

1400

2 3 4 6 8 10 12 14 16 18 20 24

Flange size

ANSIGC Flange

Wei

ght

(Kg)

Weights are for pairs of weld neck flangescomplete with bolting and seal ring.

Size Outside diameter (mm) Assembly weight (kg)

CLASS 600 FLANGE RATING COMPARISONOUTSIDE DIAMETER AND WEIGHT

NPS ANSI GC Flange ANSI GC Flange

2 165 133 12 53 210 161 24 74 275 199 44 136 355 253 87 198 420 334 124 43

10 510 388 204 6312 560 444 247 9214 605 476 386 10916 685 548 523 16718 745 607 677 21920 815 657 845 26524 940 788 1207 450

Weights are for pairs of weld neck flangescomplete with bolting and seal ring.

Size Outside diameter (mm) Assembly weight (kg)

CLASS 900 FLANGE RATING COMPARISONOUTSIDE DIAMETER AND WEIGHT

NPS ANSI GC Flange ANSI GC Flange

2 215 133 29 53 240 161 34 74 295 199 58 136 380 258 118 268 470 339 201 59

10 545 393 241 8512 610 466 394 13914 640 507 582 17916 705 560 712 23118 785 635 889 33720 855 693 1080 42824 1040 825 2035 711

Page 13: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

Class 1500, Weight Comparison

0

500

1000

1500

2000

2500

3000

3500

4000

2 3 4 6 8 10 12 14 16 18 20 24

Flange size

Wei

ght

(Kg)

ANSIGC Flange

12

Weight & Space Saving

Weights are for pairs of weld neck flangescomplete with bolting and seal ring.

Size Outside diameter (mm) Assembly weight (kg)

CLASS 1500 FLANGE RATING COMPARISONOUTSIDE DIAMETER AND WEIGHT

NPS ANSI GC Flange ANSI GC Flange

2 215 133 29 53 270 177 55 114 310 229 82 246 395 310 183 608 485 361 303 93

10 585 451 495 18012 675 516 765 26514 750 562 1116 34016 825 619 1449 44818 915 697 1877 64120 985 767 2417 84524 1170 926 3768 1479

Class 2500, Weight Comparison

0

200

400

600

800

1000

1200

1400

1600

1800

2000

2 3 4 6 8 10 12

Flange size

Wei

ght

(Kg)

ANSIGC Flange

Weights are for pairs of weld neck flangescomplete with bolting and seal ring.

Size Outside diameter (mm) Assembly weight (kg)

CLASS 2500 FLANGE RATING COMPARISONOUTSIDE DIAMETER AND WEIGHT

NPS ANSI GC Flange ANSI GC Flange

2 235 145 44 83 305 209 103 234 355 256 161 426 485 317 409 858 550 403 628 170

10 675 510 1170 34112 760 585 1814 514

Page 14: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

GC Compact Flange12" 2500 Sch. 160

Outside diameter = 585 mmAssembly weight = 514 Kg

ANSI Welding Neck Flange12" 2500 RTJ Sch. 160

Outside diameter = 762 mmAssembly weight = 1814 Kg

13

Weight & Space Saving

Page 15: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

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Dimensional Table 300

1/2 15 1/2GC3 21 15 92 40 27 64 31 65 4 1/2 1,7 1,8 1,9

3/4 20 3/4GC3 26 15 97 40 27 65 36 71 4 1/2 1,9 1,9 2,2

1 25 1GC3 33 15 104 40 28 65 43 77 4 1/2 2,1 2,2 2,4

1 1/2 40 1 1/2GC3 48 15 118 40 29 67 58 92 4 1/2 2,5 2,6 2,9

2 50 2GC3 60 16 133 42 30 71 72 106 4 1/2 3,1 3,4 3,6

2 1/2 65 2 1/2GC3 73 18 145 43 31 72 85 119 4 1/2 3,7 4,2 4,1

3 80 3GC3 88 20 161 45 32 73 100 135 4 1/2 4,7 5,4 5,1

4 100 4GC3 114 22 186 47 40 81 126 160 8 1/2 6,2 7,6 7,5

5 125 5GC3 141 25 213 51 42 82 153 187 8 1/2 8,5 11,0 9,5

6 150 6GC3 168 29 240 54 48 89 180 214 12 1/2 11,0 15,2 12,8

8 200 8GC3 219 36 308 62 59 107 236 277 12 5/8 22,5 31,5 26,0

10 250 10GC3 273 43 362 68 67 115 290 331 16 5/8 31,9 48,7 36,8

12 300 12GC3 323 49 413 79 75 123 340 381 20 5/8 43,0 70,0 48,8

14 350 14GC3 355 53 445 83 81 129 372 413 24 5/8 50,3 85,5 58,1

16 400 16GC3 406 61 521 92 96 144 434 484 24 3/4 87,4 140,9 102,8

18 450 18GC3 457 67 572 99 104 152 485 535 28 3/4 107,3 182,0 125,4

20 500 20GC3 508 73 628 109 113 161 531 585 24 7/8 138,7 239,2 160,3

22 550 22GC3 558 79 679 116 122 170 582 636 28 7/8 164,5 296,1 190,5

24 600 24GC3 609 88 752 125 126 176 644 703 24 1 234,2 407,5 264,1

26 650 26GC3 660 96 803 133 146 203 695 754 28 1 272,6 500,1 312,1

28 700 28GC3 711 102 853 140 156 214 746 805 32 1 312,2 593,4 358,4

30 750 30GC3 762 110 921 152 162 222 798 867 28 1 1/8 404,8 750,1 459,0

32 800 32GC3 812 116 974 159 170 229 851 920 32 1 1/8 463,4 879,1 527,3

34 850 34GC3 863 123 1042 167 179 242 907 982 28 1 1/4 582,7 1081,2 658,2

36 900 36GC3 914 129 1093 173 190 253 958 1033 32 1 1/4 647,4 1234,5 739,2

38 950 38GC3 965 135 1144 181 201 262 1009 1084 36 1 1/4 717,7 1401,6 823,7

40 1000 40GC3 1016 141 1198 187 200 264 1064 1139 36 1 1/4 804,9 1599,1 903,5

42 1050 42GC3 1066 149 1262 195 210 274 1113 1197 32 1 3/8 954,2 1878,7 1066,5

Flange dimensions Bolting Approx. assembly weights

Outsidediameterof neck

Flangesize

Nominal sizeFlange

thicknessOutsidediameter

Overalllength ofweld neck

Assemblythicknessof swivel

Overalllength of

swivel

Valveneck

diameter

Diameterof boltcircle Number Size WN/WN WN/BL WN/SW

A C D E F G H K

mmDNNPS mm mm mm mm mm mm mm in kg kg kg

DIMENSIONS AND WEIGHTS OF CLASS 300 FLANGES

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15

Pressure Rating 300

40 2,77 1488 21579 860 12477 1676 24304 2001 2902180 3,73 1536 22276 888 12880 1730 25089 2066 29958160 4,78 1590 23059 919 13333 1791 25970 2138 31010XXS 7,47 1727 25045 998 14481 1945 28207 2322 3368140 2,87 1024 14848 592 8586 1153 16723 1377 1996980 3,91 1064 15428 615 8921 1198 17376 1431 20749160 5,56 1131 16404 654 9485 1274 18475 1521 22060XXS 7,82 1225 17770 708 10275 1380 20013 1648 2389740 3,38 718 10414 415 6022 809 11729 966 1400680 4,55 754 10943 436 6327 850 12324 1015 14716160 6,35 815 11821 471 6835 918 13314 1096 15897XXS 9,09 911 13219 527 7644 1027 14888 1226 1777840 3,68 369 5348 213 3092 415 6023 496 719280 5,08 398 5765 230 3334 448 6493 535 7754160 7,14 446 6462 258 3736 502 7277 599 8690XXS 10,15 523 7583 302 4385 589 8541 703 1019840 3,91 297 4312 172 2493 335 4856 400 579980 5,54 325 4709 188 2723 366 5303 437 6333160 8,74 388 5630 224 3255 437 6341 522 7571XXS 11,07 440 6376 254 3686 495 7180 591 857440 5,16 267 3868 154 2237 300 4356 359 520280 7,01 297 4302 171 2487 334 4845 399 5785160 9,53 343 4972 198 2875 386 5600 461 6687XXS 14,02 435 6304 251 3645 489 7100 584 847740 5,49 227 3297 131 1907 256 3714 306 443480 7,62 258 3736 149 2160 290 4207 346 5024160 11,13 316 4576 182 2646 355 5154 424 6154XXS 15,24 391 5675 226 3282 441 6392 526 763240 6,02 181 2620 104 1515 203 2951 243 352480 8,56 211 3060 122 1769 238 3447 284 4115120 11,13 246 3571 142 2065 277 4022 331 4802160 13,49 282 4084 163 2361 317 4599 379 5492XXS 17,12 340 4927 196 2849 383 5549 457 662640 6,55 165 2388 95 1381 185 2690 221 321280 9,53 197 2850 114 1648 221 3210 264 3833120 12,70 236 3419 136 1977 266 3851 317 4598160 15,88 279 4049 161 2341 314 4560 375 5445XXS 19,05 325 4715 188 2726 366 5311 437 634140 7,11 155 2251 90 1301 175 2535 209 302780 10,97 193 2804 112 1621 218 3158 260 3771120 14,27 231 3353 134 1939 260 3776 311 4509160 18,26 281 4081 163 2359 317 4596 378 5488XXS 21,95 331 4795 191 2773 372 5401 445 644960 10,31 158 2294 91 1326 178 2584 213 308580 12,70 178 2584 103 1494 201 2911 240 3475100 15,09 200 2900 116 1677 225 3266 269 3900120 18,26 231 3350 134 1937 260 3773 311 4505140 20,62 255 3703 148 2141 288 4171 343 4980XXS 22,23 272 3952 158 2285 307 4451 366 5315160 23,01 281 4074 162 2356 316 4589 378 547940 9,27 134 1950 78 1127 151 2196 181 262260 12,70 156 2268 90 1311 176 2554 210 305080 15,09 173 2515 100 1454 195 2833 233 3383100 18,26 198 2870 114 1660 223 3233 266 3860120 21,44 224 3252 130 1880 253 3663 302 4373140 25,40 259 3755 150 2171 292 4229 348 5050160 28,58 288 4176 166 2414 324 4703 387 5615STD 9,53 125 1819 73 1052 141 2048 169 2446

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

1/2

3/4

1

1 1/2

2

2 1/2

3

4

5

6

8

10

12

CLASS 300 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

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16

Pressure Rating 300

40 10,31 130 1879 75 1087 146 2117 174 2527XS 12,70 143 2078 83 1201 161 2340 193 279480 17,48 174 2526 101 1461 196 2845 234 3397100 21,44 203 2939 117 1700 228 3311 273 3953120 25,40 233 3381 135 1955 263 3808 314 4547140 28,58 259 3752 150 2169 291 4226 348 5046160 33,32 298 4324 172 2500 336 4870 401 581540 11,13 128 1856 74 1073 144 2091 172 2497XS 12,70 136 1979 79 1145 154 2229 184 266280 19,05 175 2544 101 1471 198 2865 236 3422100 23,83 209 3024 121 1749 235 3406 280 4067120 27,79 238 3448 137 1994 268 3883 320 4637140 31,75 268 3889 155 2249 302 4380 361 5230160 35,71 299 4344 173 2512 337 4892 403 584140 12,70 126 1830 73 1058 142 2061 170 246160 16,66 144 2083 83 1205 162 2346 193 280280 21,44 167 2429 97 1405 189 2736 225 3267100 26,19 194 2808 112 1623 218 3162 260 3776120 30,96 222 3215 128 1859 250 3621 298 4324140 36,53 256 3719 148 2150 289 4188 345 5001160 40,49 282 4090 163 2365 318 4606 379 550030 11,13 114 1651 66 954 128 1859 153 2220XS 12,70 120 1734 69 1003 135 1953 161 233240 14,27 126 1822 73 1054 141 2052 169 245060 19,05 146 2118 84 1225 164 2386 196 284980 23,83 169 2451 98 1417 190 2760 227 3296100 29,36 198 2870 114 1660 223 3233 266 3860120 34,93 229 3323 132 1921 258 3742 308 4469140 39,67 257 3726 149 2155 289 4197 346 5011160 45,24 291 4216 168 2438 327 4749 391 567030 12,70 115 1661 66 960 129 1870 154 223340 15,09 123 1787 71 1033 139 2012 166 240360 20,62 146 2114 84 1222 164 2381 196 284380 26,19 171 2485 99 1437 193 2798 230 3341100 32,54 203 2947 117 1704 229 3319 273 3963120 38,10 233 3377 135 1953 262 3804 313 4542140 44,45 268 3892 155 2250 302 4383 361 5234160 50,01 300 4356 174 2519 338 4906 404 585830 12,70 110 1589 63 919 123 1790 147 213760 22,23 145 2107 84 1218 164 2373 195 283380 28,58 173 2512 100 1453 195 2830 233 3379100 34,93 204 2953 118 1708 229 3326 274 3972120 41,28 236 3421 136 1978 266 3853 317 4601140 47,63 269 3908 156 2260 303 4402 362 5256160 53,98 304 4409 176 2550 342 4966 409 593020 9,53 98 1425 57 824 111 1605 132 1917XS 12,70 106 1541 61 891 120 1736 143 207230 14,27 111 1604 64 927 125 1806 149 215740 17,48 120 1742 69 1007 135 1962 162 234360 24,61 144 2092 83 1210 162 2356 194 281480 30,96 169 2445 97 1414 190 2753 227 3288100 38,89 202 2926 117 1692 227 3296 271 3935120 46,02 234 3389 135 1960 263 3817 314 4558140 52,37 263 3819 152 2208 297 4301 354 5136160 59,54 298 4320 172 2498 335 4865 401 5809STD 9,53 101 1459 58 844 113 1643 135 196220 12,70 108 1571 63 908 122 1769 146 211220 12,70 105 1524 61 881 118 1716 141 2049

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

12

14

16

18

20

22

24

26

28

CLASS 300 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

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17

Pressure Rating 300

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

28

30

32

34

36

38

40

42

30 15,88 113 1642 65 950 128 1850 152 2208ISO 20,00 125 1812 72 1048 141 2040 168 2436ISO 25,00 141 2039 81 1179 158 2296 189 2742ISO 30,00 158 2286 91 1322 178 2575 212 3074ISO 40,00 195 2828 113 1635 220 3185 262 3803ISO 50,00 236 3417 136 1976 265 3849 317 459620 12,70 103 1488 59 860 116 1676 138 200130 15,88 110 1591 63 920 124 1792 148 2140ISO 20,00 120 1739 69 1006 135 1959 161 2339ISO 25,00 134 1938 77 1121 151 2183 180 2607ISO 30,00 149 2156 86 1246 167 2428 200 2899ISO 40,00 182 2635 105 1523 205 2967 244 3543ISO 50,00 218 3160 126 1827 245 3558 293 424920 12,70 100 1454 58 841 113 1638 135 195630 15,88 107 1551 62 897 120 1747 144 208640 17,48 111 1603 64 927 125 1806 149 2156ISO 20,00 117 1690 67 977 131 1904 157 2273ISO 25,00 129 1877 75 1085 146 2114 174 2524ISO 30,00 143 2080 83 1203 162 2343 193 2798ISO 40,00 174 2530 101 1463 196 2849 235 3402ISO 50,00 208 3023 121 1748 235 3404 280 406520 12,70 98 1422 57 822 110 1601 132 191230 15,88 104 1514 60 875 118 1705 140 203640 17,48 108 1563 62 904 121 1761 145 2102ISO 20,00 113 1645 66 951 128 1853 153 2213ISO 25,00 126 1822 73 1053 141 2052 169 2450ISO 30,00 139 2015 80 1165 156 2269 187 2709ISO 40,00 168 2440 97 1411 189 2748 226 3281ISO 50,00 200 2906 116 1680 226 3273 269 390820 12,70 96 1396 56 807 108 1572 129 187730 15,88 102 1483 59 858 115 1671 138 199540 19,05 109 1578 63 913 123 1778 146 2123ISO 20,00 111 1608 64 930 125 1811 149 2163ISO 25,00 122 1776 71 1027 138 2000 165 2389ISO 30,00 135 1959 78 1133 152 2206 182 2634ISO 40,00 163 2362 94 1366 183 2661 219 3177ISO 50,00 193 2806 112 1622 218 3160 260 3773XS 12,70 95 1381 55 799 107 1555 128 1857ISO 16,00 101 1463 58 846 114 1648 136 1968ISO 20,00 109 1574 63 910 122 1772 146 2116ISO 25,00 119 1726 69 998 134 1944 160 2321ISO 30,00 130 1893 75 1094 147 2131 175 2545ISO 40,00 156 2261 90 1307 176 2547 210 3041ISO 50,00 184 2668 106 1543 207 3005 247 3588STD 9,53 89 1294 52 748 100 1457 120 1740XS 12,70 94 1361 54 787 106 1533 126 1830ISO 20,00 106 1542 61 892 120 1737 143 2074ISO 25,00 116 1685 67 974 131 1898 156 2266ISO 30,00 127 1842 73 1065 143 2074 171 2477ISO 40,00 151 2189 87 1265 170 2465 203 2943ISO 50,00 177 2572 103 1487 200 2896 238 3459STD 9,53 88 1280 51 740 99 1441 119 1721XS 12,70 93 1343 54 776 104 1512 124 1806ISO 20,00 104 1512 60 874 117 1703 140 2033ISO 25,00 113 1646 66 952 128 1853 153 2213ISO 30,00 124 1792 71 1036 139 2018 166 2410ISO 40,00 146 2115 84 1223 164 2383 196 2845ISO 50,00 171 2474 99 1430 192 2786 229 3327

CLASS 300 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

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18

Dimensional Table 600

1/2 15 1/2GC25 21 20 92 45 30 67 31 65 4 1/2 2,3 2,3 2,4

3/4 20 3/4GC25 26 20 97 45 31 68 36 71 4 1/2 2,5 2,5 2,7

1 25 1GC25 33 20 104 45 32 70 43 77 4 1/2 2,9 2,8 3,1

1 1/2 40 1 1/2GC15 48 20 118 45 39 77 58 92 8 1/2 3,8 3,8 4,6

2 50 2GC15 60 22 133 48 41 82 73 107 8 1/2 5,0 5,1 5,9

2 1/2 65 2 1/2GC15 73 26 146 56 48 89 86 120 12 1/2 6,8 7,0 8,2

3 80 3GC9 88 25 161 51 47 88 100 135 12 1/2 7,0 7,7 8,6

4 100 4GC9 114 31 199 61 50 90 127 168 8 5/8 12,6 13,9 14,1

5 125 5GC9 141 37 226 68 59 99 154 195 12 5/8 17,7 20,3 20,1

6 150 6GC6 168 37 253 66 58 99 181 222 12 5/8 19,1 23,6 21,8

8 200 8GC6 219 48 334 79 71 119 247 297 12 3/4 43,0 53,2 48,4

10 250 10GC6 273 57 388 93 88 137 301 351 20 3/4 63,2 82,2 73,6

12 300 12GC6 323 65 444 107 103 152 348 402 20 7/8 92,1 122,8 106,8

14 350 14GC6 355 70 476 113 112 163 380 434 24 7/8 108,9 149,1 128,3

16 400 16GC6 406 80 548 126 124 178 441 500 24 1 166,8 227,4 195,0

18 450 18GC6 457 88 607 134 134 188 485 554 20 1 1/8 218,8 304,5 250,3

20 500 20GC6 508 96 657 146 146 200 535 604 24 1 1/8 264,5 379,4 303,4

22 550 22GC6 558 106 737 157 154 212 603 678 24 1 1/4 383,0 538,1 436,1

24 600 24GC6 609 114 788 168 166 226 653 728 28 1 1/4 450,1 648,2 514,6

26 650 26GC6 660 126 839 179 190 257 704 779 32 1 1/4 523,1 790,3 604,7

28 700 28GC6 711 135 895 189 214 278 746 830 32 1 3/8 625,4 958,8 736,9

30 750 30GC6 762 145 967 203 216 286 809 897 28 1 1/2 802,9 1214,1 920,0

32 800 32GC6 812 153 1018 211 229 302 860 948 32 1 1/2 905,2 1399,9 1047,2

34 850 34GC6 863 161 1079 223 252 321 909 1003 32 1 5/8 1075,8 1665,7 1259,1

36 900 36GC6 914 169 1130 231 255 325 960 1054 32 1 5/8 1192,1 1887,0 1368,7

38 950 38GC6 965 179 1203 244 265 341 1023 1121 32 1 3/4 1472,5 2291,5 1690,3

40 1000 40GC6 1016 186 1254 252 281 359 1074 1172 36 1 3/4 1622,9 2571,1 1883,9

42 1050 42GC6 1066 196 1320 265 284 362 1131 1233 32 1 7/8 1903,2 2999,9 2161,8

Flange dimensions Bolting Approx. assembly weights

Outsidediameterof neck

Flangesize

Nominal sizeFlange

thicknessOutsidediameter

Overalllength ofweld neck

Assemblythicknessof swivel

Overalllength of

swivel

Valveneck

diameter

Diameterof boltcircle Number Size WN/WN WN/BL WN/SW

A C D E F G H K

mmDNNPS mm mm mm mm mm mm mm in kg kg kg

DIMENSIONS AND WEIGHTS OF CLASS 600 FLANGES

Page 20: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

19

Pressure Rating 600

40 2,77 2667 38683 1542 22367 3004 43567 3587 52022

80 3,73 2740 39741 1584 22979 3086 44758 3685 53445

160 4,78 2820 40902 1631 23650 3176 46067 3793 55007

XXS 7,47 3019 43790 1746 25320 3400 49318 4060 58890

40 2,87 1830 26544 1058 15348 2061 29895 2461 35697

80 3,91 1888 27390 1092 15837 2127 30848 2540 36835

160 5,56 1983 28764 1147 16631 2234 32395 2667 38682

XXS 7,82 2112 30635 1221 17714 2379 34503 2841 41199

40 3,38 1273 18467 736 10678 1434 20799 1712 24835

80 4,55 1323 19194 765 11098 1490 21618 1780 25813

160 6,35 1404 20360 812 11773 1581 22931 1888 27382

XXS 9,09 1528 22160 883 12813 1721 24958 2055 29802

40 3,68 638 9261 369 5355 719 10430 859 12454

80 5,08 675 9791 390 5661 760 11027 908 13167

160 7,14 734 10642 424 6153 826 11986 987 14312

XXS 10,15 825 11969 477 6921 929 13480 1110 16096

40 3,91 548 7951 317 4597 617 8955 737 10692

80 5,54 583 8457 337 4890 657 9525 784 11374

160 8,74 660 9573 382 5535 743 10782 888 12874

XXS 11,07 720 10446 416 6040 811 11765 969 14049

40 5,16 531 7703 307 4454 598 8675 714 10359

80 7,01 569 8255 329 4773 641 9297 765 11101

160 9,53 626 9072 362 5246 704 10218 841 12201

XXS 14,02 733 10634 424 6149 826 11976 986 14301

40 5,49 357 5179 206 2994 402 5833 480 6965

80 7,62 392 5688 227 3289 442 6406 527 7649

160 11,13 457 6633 264 3835 515 7470 615 8920

XXS 15,24 541 7840 313 4533 609 8830 727 10543

40 6,02 324 4705 188 2721 365 5299 436 6328

80 8,56 361 5229 208 3023 406 5889 485 7032

120 11,13 401 5816 232 3363 452 6551 539 7822

160 13,49 441 6393 255 3696 496 7200 593 8597

XXS 17,12 505 7325 292 4235 569 8250 679 9851

40 6,55 306 4442 177 2568 345 5003 412 5974

80 9,53 341 4950 197 2862 384 5574 459 6656

120 12,70 383 5554 221 3212 431 6256 515 7470

160 15,88 428 6210 248 3591 482 6994 576 8351

XXS 19,05 476 6897 275 3988 536 7768 639 9275

40 7,11 228 3306 132 1911 257 3723 307 4446

80 10,97 266 3864 154 2234 300 4352 358 5197

120 14,27 304 4409 176 2549 342 4965 409 5929

160 18,26 353 5126 204 2964 398 5773 475 6893

XXS 21,95 402 5827 232 3369 453 6563 540 7837

60 10,31 229 3321 132 1921 258 3741 308 4467

80 12,70 246 3566 142 2062 277 4016 331 4795

100 15,09 264 3830 153 2215 297 4314 355 5151

120 18,26 290 4208 168 2433 327 4740 390 5659

140 20,62 311 4506 180 2606 350 5075 418 6060

XXS 22,23 325 4716 188 2727 366 5312 437 6343

160 23,01 332 4820 192 2787 374 5428 447 6482

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

1/2

3/4

1

1 1/2

2

2 1/2

3

4

5

6

8

CLASS 600 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

Page 21: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

20

Pressure Rating 600

40 9,27 204 2954 118 1708 229 3327 274 3972

60 12,70 224 3249 130 1878 252 3659 301 4369

80 15,09 240 3475 139 2009 270 3914 322 4674

100 18,26 262 3799 151 2197 295 4279 352 5109

120 21,44 286 4146 165 2397 322 4669 384 5575

140 25,40 317 4603 184 2662 357 5184 427 6190

160 28,58 344 4987 199 2883 387 5616 462 6706

STD 9,53 191 2770 110 1601 215 3119 257 3725

40 10,31 195 2827 113 1634 219 3183 262 3801

XS 12,70 208 3012 120 1742 234 3392 279 4051

80 17,48 236 3425 137 1981 266 3858 318 4607

100 21,44 262 3804 152 2199 295 4284 353 5116

120 25,40 290 4208 168 2433 327 4739 390 5659

140 28,58 314 4547 181 2629 353 5122 422 6116

160 33,32 350 5073 202 2933 394 5714 470 6822

40 11,13 191 2772 111 1603 215 3122 257 3728

XS 12,70 199 2888 115 1670 224 3252 268 3884

80 19,05 235 3410 136 1972 265 3840 316 4586

100 23,83 265 3850 153 2226 299 4336 357 5178

120 27,79 292 4239 169 2451 329 4774 393 5701

140 31,75 320 4644 185 2685 361 5231 431 6246

160 35,71 349 5063 202 2927 393 5702 469 6809

40 12,70 191 2764 110 1598 215 3113 256 3718

60 16,66 208 3020 120 1746 234 3401 280 4061

80 21,44 232 3362 134 1944 261 3787 312 4521

100 26,19 257 3733 149 2158 290 4204 346 5020

120 30,96 285 4129 165 2388 321 4651 383 5553

140 36,53 318 4618 184 2670 359 5201 428 6210

160 40,49 343 4977 198 2878 386 5606 462 6694

XS 12,70 181 2630 105 1521 204 2962 244 3537

40 14,27 188 2720 108 1573 211 3064 252 3658

60 19,05 208 3018 120 1745 234 3399 280 4059

80 23,83 231 3346 133 1935 260 3769 310 4500

100 29,36 259 3758 150 2173 292 4232 348 5053

120 34,93 289 4199 167 2428 326 4729 389 5646

140 39,67 317 4591 183 2654 356 5170 426 6174

160 45,24 349 5066 202 2929 393 5706 470 6813

40 15,09 183 2648 106 1531 206 2982 246 3561

60 20,62 205 2973 119 1719 231 3348 276 3998

80 26,19 230 3335 133 1929 259 3756 309 4486

100 32,54 261 3783 151 2188 294 4261 351 5088

120 38,10 290 4200 167 2428 326 4730 389 5648

140 44,45 324 4696 187 2715 365 5288 435 6315

160 50,01 355 5144 205 2974 399 5793 477 6917

60 22,23 202 2931 117 1695 228 3301 272 3942

80 28,58 229 3319 132 1919 258 3738 308 4464

100 34,93 258 3738 149 2162 290 4210 347 5027

120 41,28 288 4182 167 2418 325 4710 388 5624

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

10

12

14

16

18

20

22

CLASS 600 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

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21

Pressure Rating 600

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

22

24

26

28

30

32

34

36

38

40

42

140 47,63 320 4645 185 2686 361 5231 431 6247

160 53,98 353 5122 204 2961 398 5768 475 6888

40 17,48 180 2614 104 1512 203 2944 242 3516

60 24,61 203 2951 118 1706 229 3323 274 3968

80 30,96 227 3285 131 1900 255 3700 305 4418

100 38,89 258 3740 149 2163 290 4212 347 5030

120 46,02 288 4177 167 2415 324 4704 387 5617

140 52,37 316 4583 183 2650 356 5161 425 6163

160 59,54 349 5056 202 2923 393 5694 469 6799

ISO 16,00 182 2633 105 1523 204 2966 244 3541

ISO 17,50 186 2696 107 1559 209 3037 250 3626

ISO 20,00 193 2806 112 1622 218 3160 260 3773

ISO 22,20 200 2906 116 1680 226 3273 269 3908

ISO 25,00 210 3040 121 1758 236 3424 282 4088

ISO 20,00 187 2715 108 1570 211 3058 252 3652

ISO 25,00 203 2940 117 1700 228 3311 273 3953

ISO 30,00 219 3181 127 1839 247 3582 295 4278

ISO 40,00 255 3704 148 2142 288 4172 343 4982

ISO 50,00 294 4270 170 2469 332 4809 396 5743

ISO 20,00 182 2633 105 1522 204 2965 244 3541

ISO 25,00 196 2844 113 1645 221 3203 264 3825

ISO 30,00 212 3071 122 1776 238 3459 285 4130

ISO 40,00 246 3564 142 2061 277 4014 330 4793

ISO 50,00 282 4097 163 2369 318 4614 380 5509

ISO 20,00 179 2591 103 1498 201 2918 240 3484

ISO 25,00 191 2777 111 1606 216 3127 257 3734

ISO 30,00 205 2977 119 1721 231 3353 276 4003

ISO 40,00 235 3413 136 1973 265 3844 316 4590

ISO 50,00 268 3887 155 2248 302 4378 360 5228

ISO 25,00 187 2707 108 1565 210 3049 251 3641

ISO 30,00 200 2899 116 1676 225 3265 269 3898

ISO 40,00 229 3315 132 1917 257 3734 307 4458

ISO 50,00 260 3768 150 2179 293 4244 349 5068

ISO 25,00 183 2647 106 1531 206 2982 245 3560

ISO 30,00 195 2827 113 1635 220 3184 262 3802

ISO 40,00 222 3219 128 1861 250 3625 298 4328

ISO 50,00 251 3645 145 2107 283 4105 338 4901

ISO 25,00 180 2616 104 1513 203 2947 243 3519

ISO 30,00 191 2777 111 1606 216 3128 258 3735

ISO 40,00 216 3129 125 1809 243 3524 290 4208

ISO 50,00 242 3513 140 2031 273 3957 326 4725

ISO 30,00 186 2698 108 1560 209 3038 250 3628

ISO 40,00 211 3060 122 1769 238 3447 284 4116

ISO 50,00 238 3454 138 1997 268 3890 320 4645

ISO 30,00 184 2668 106 1542 207 3005 247 3588

ISO 40,00 206 2981 119 1724 231 3357 276 4009

ISO 50,00 229 3324 133 1922 258 3744 308 4470

CLASS 600 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

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22

Dimensional Table 900

1/2 15 1/2GC25 21 20 92 45 30 67 31 65 4 1/2 2,3 2,3 2,4

3/4 20 3/4GC25 26 20 97 45 31 68 36 71 4 1/2 2,5 2,5 2,7

1 25 1GC25 33 20 104 45 32 70 43 77 4 1/2 2,9 2,8 3,1

1 1/2 40 1 1/2GC15 48 20 118 45 39 77 58 92 8 1/2 3,8 3,8 4,6

2 50 2GC15 60 22 133 48 41 82 73 107 8 1/2 5,0 5,1 5,9

2 1/2 65 2 1/2GC15 73 26 146 56 48 89 86 120 12 1/2 6,8 7,0 8,2

3 80 3GC9 88 25 161 51 47 88 100 135 12 1/2 7,0 7,7 8,6

4 100 4GC9 114 31 199 61 50 90 127 168 8 5/8 12,6 13,9 14,1

5 125 5GC9 141 37 226 68 59 99 154 195 12 5/8 17,7 20,3 20,1

6 150 6GC9 168 42 258 78 67 108 186 227 16 5/8 25,5 29,8 29,3

8 200 8GC9 219 55 339 97 91 141 243 297 16 7/8 58,7 68,3 69,4

10 250 10GC9 273 65 393 110 103 153 297 351 20 7/8 85,1 103,4 98,5

12 300 12GC9 323 77 466 126 116 170 359 418 20 1 138,7 169,7 158,6

14 350 14GC9 355 83 507 133 131 188 385 454 20 1 1/8 178,5 219,6 208,8

16 400 16GC9 406 92 560 146 142 199 438 507 24 1 1/8 230,5 290,9 267,1

18 450 18GC9 457 104 635 162 155 215 501 576 24 1 1/4 336,5 422,8 386,3

20 500 20GC9 508 114 693 175 176 239 545 629 24 1 3/8 427,9 545,5 498,4

22 550 22GC9 558 125 764 190 187 253 606 694 24 1 1/2 572,1 728,5 660,3

24 600 24GC9 609 134 825 204 208 274 655 749 24 1 5/8 710,9 911,8 826,8

26 650 26GC9 660 151 898 217 230 306 718 816 24 1 3/4 915,6 1200,2 1063,3

28 700 28GC9 711 162 964 231 246 324 775 877 24 1 7/8 1128,1 1483,0 1306,9

30 750 30GC9 762 171 1015 245 249 328 826 928 24 1 7/8 1280,3 1712,7 1446,3

32 800 32GC9 812 181 1074 255 271 349 865 982 24 2 1498,2 2020,8 1708,2

34 850 34GC9 863 194 1153 271 304 382 918 1050 24 2 1/4 1892,3 2523,7 2206,6

36 900 36GC9 914 203 1206 284 304 389 971 1103 24 2 1/4 2114,7 2858,4 2414,5

38 950 38GC9 965 214 1283 300 337 417 1027 1169 24 2 1/2 2589,6 3463,0 3016,2

40 1000 40GC9 1016 221 1314 311 330 415 1079 1211 28 2 1/4 2641,2 3643,8 3006,6

42 1050 42GC9 1066 232 1387 322 367 443 1131 1273 28 2 1/2 3145,9 4311,1 3670,8

Flange dimensions Bolting Approx. assembly weights

Outsidediameterof neck

Flangesize

Nominal sizeFlange

thicknessOutsidediameter

Overalllength ofweld neck

Assemblythicknessof swivel

Overalllength of

swivel

Valveneck

diameter

Diameterof boltcircle Number Size WN/WN WN/BL WN/SW

A C D E F G H K

mmDNNPS mm mm mm mm mm mm mm in kg kg kg

DIMENSIONS AND WEIGHTS OF CLASS 900 FLANGES

Page 24: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

23

Pressure Rating 900

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

1/2

3/4

1

1 1/2

2

2 1/2

3

4

5

6

8

40 2,77 2667 38683 1542 22367 3004 43567 3587 52022

80 3,73 2740 39741 1584 22979 3086 44758 3685 53445

160 4,78 2820 40902 1631 23650 3176 46067 3793 55007

XXS 7,47 3019 43790 1746 25320 3400 49318 4060 58890

40 2,87 1830 26544 1058 15348 2061 29895 2461 35697

80 3,91 1888 27390 1092 15837 2127 30848 2540 36835

160 5,56 1983 28764 1147 16631 2234 32395 2667 38682

XXS 7,82 2112 30635 1221 17714 2379 34503 2841 41199

40 3,38 1273 18467 736 10678 1434 20799 1712 24835

80 4,55 1323 19194 765 11098 1490 21618 1780 25813

160 6,35 1404 20360 812 11773 1581 22931 1888 27382

XXS 9,09 1528 22160 883 12813 1721 24958 2055 29802

40 3,68 638 9261 369 5355 719 10430 859 12454

80 5,08 675 9791 390 5661 760 11027 908 13167

160 7,14 734 10642 424 6153 826 11986 987 14312

XXS 10,15 825 11969 477 6921 929 13480 1110 16096

40 3,91 548 7951 317 4597 617 8955 737 10692

80 5,54 583 8457 337 4890 657 9525 784 11374

160 8,74 660 9573 382 5535 743 10782 888 12874

XXS 11,07 720 10446 416 6040 811 11765 969 14049

40 5,16 531 7703 307 4454 598 8675 714 10359

80 7,01 569 8255 329 4773 641 9297 765 11101

160 9,53 626 9072 362 5246 704 10218 841 12201

XXS 14,02 733 10634 424 6149 826 11976 986 14301

40 5,49 357 5179 206 2994 402 5833 480 6965

80 7,62 392 5688 227 3289 442 6406 527 7649

160 11,13 457 6633 264 3835 515 7470 615 8920

XXS 15,24 541 7840 313 4533 609 8830 727 10543

40 6,02 324 4705 188 2721 365 5299 436 6328

80 8,56 361 5229 208 3023 406 5889 485 7032

120 11,13 401 5816 232 3363 452 6551 539 7822

160 13,49 441 6393 255 3696 496 7200 593 8597

XXS 17,12 505 7325 292 4235 569 8250 679 9851

40 6,55 306 4442 177 2568 345 5003 412 5974

80 9,53 341 4950 197 2862 384 5574 459 6656

120 12,70 383 5554 221 3212 431 6256 515 7470

160 15,88 428 6210 248 3591 482 6994 576 8351

XXS 19,05 476 6897 275 3988 536 7768 639 9275

40 7,11 293 4244 169 2454 330 4780 394 5708

80 10,97 332 4815 192 2784 374 5423 446 6475

120 14,27 370 5364 214 3101 417 6041 497 7214

160 18,26 419 6082 242 3517 472 6850 564 8180

XXS 21,95 468 6782 270 3922 527 7639 629 9121

30 7,04 271 3931 157 2273 305 4428 365 5287

40 8,18 279 4041 161 2336 314 4551 375 5434

60 10,31 294 4260 170 2463 331 4798 395 5729

CLASS 900 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

Page 25: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

24

Pressure Rating 900

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

8

10

12

14

16

18

20

22

24

80 12,70 312 4528 180 2618 352 5099 420 6089

100 15,09 332 4814 192 2784 374 5422 446 6474

120 18,26 360 5219 208 3018 405 5878 484 7019

140 20,62 382 5537 221 3201 430 6236 513 7446

XXS 22,23 397 5759 230 3330 447 6486 534 7745

160 23,01 405 5869 234 3393 456 6610 544 7893

60 12,70 283 4110 164 2376 319 4629 381 5527

80 15,09 300 4357 174 2519 338 4907 404 5860

100 18,26 325 4707 188 2721 365 5301 436 6330

120 21,44 350 5078 202 2936 394 5719 471 6829

140 25,40 384 5563 222 3217 432 6266 516 7482

160 28,58 411 5968 238 3451 463 6722 553 8026

60 14,27 272 3944 157 2281 306 4442 366 5305

80 17,48 293 4249 169 2457 330 4786 394 5715

100 21,44 321 4652 185 2690 361 5239 431 6256

120 25,40 350 5078 202 2936 394 5719 471 6829

140 28,58 375 5433 217 3142 422 6119 504 7307

160 33,32 412 5981 238 3458 464 6736 555 8044

60 15,09 271 3933 157 2274 305 4429 365 5289

80 19,05 293 4249 169 2457 330 4786 394 5715

100 23,83 322 4663 186 2696 362 5252 432 6271

120 27,79 347 5027 200 2907 390 5662 466 6761

140 31,75 373 5408 216 3127 420 6090 501 7272

160 35,71 400 5800 231 3354 450 6533 538 7801

80 21,44 288 4178 167 2416 324 4706 387 5619

100 26,19 314 4560 182 2637 354 5136 423 6132

120 30,96 342 4966 198 2871 386 5593 460 6678

140 36,53 377 5462 218 3158 424 6152 506 7346

160 40,49 402 5827 232 3369 452 6563 540 7836

80 23,83 287 4159 166 2405 323 4684 386 5593

100 29,36 313 4539 181 2625 352 5112 421 6104

120 34,93 341 4947 197 2860 384 5571 459 6653

140 39,67 366 5310 212 3070 412 5980 492 7141

160 45,24 397 5751 229 3325 447 6477 533 7734

80 26,19 283 4109 164 2376 319 4628 381 5526

100 32,54 312 4528 181 2618 352 5100 420 6090

120 38,10 339 4918 196 2843 382 5539 456 6614

140 44,45 371 5382 215 3112 418 6062 499 7238

160 50,01 400 5802 231 3355 451 6535 538 7803

80 28,58 282 4090 163 2365 318 4606 379 5500

100 34,93 308 4464 178 2581 347 5028 414 6004

120 41,28 335 4862 194 2811 378 5476 451 6538

140 47,63 364 5277 210 3051 410 5944 489 7097

160 53,98 394 5707 228 3300 443 6428 529 7676

80 30,96 279 4050 161 2342 315 4562 376 5447

100 38,89 310 4503 180 2604 350 5072 418 6056

CLASS 900 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

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25

Pressure Rating 900

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

24

26

28

30

32

34

36

38

40

42

120 46,02 340 4936 197 2854 383 5559 458 6638

140 52,37 368 5337 213 3086 414 6010 495 7177

160 59,54 400 5803 231 3356 451 6536 538 7805

ISO 28,00 278 4033 161 2332 313 4542 374 5424

ISO 30,00 285 4135 165 2391 321 4657 383 5561

ISO 32,00 292 4239 169 2451 329 4775 393 5701

ISO 36,00 307 4454 178 2575 346 5016 413 5990

ISO 40,00 322 4676 186 2704 363 5267 434 6289

ISO 45,00 342 4963 198 2870 385 5590 460 6675

ISO 50,00 363 5259 210 3041 408 5923 488 7072

ISO 28,00 271 3930 157 2272 305 4426 364 5285

ISO 30,00 277 4020 160 2324 312 4527 373 5406

ISO 32,00 283 4112 164 2377 319 4631 381 5530

ISO 36,00 297 4302 171 2487 334 4845 399 5785

ISO 40,00 310 4498 179 2601 349 5066 417 6049

ISO 45,00 328 4753 189 2748 369 5353 441 6392

ISO 50,00 346 5016 200 2900 390 5650 465 6746

ISO 30,00 270 3915 156 2264 304 4409 363 5265

ISO 32,00 276 3999 159 2312 311 4504 371 5378

ISO 36,00 288 4172 166 2412 324 4699 387 5611

ISO 40,00 300 4352 173 2516 338 4901 403 5852

ISO 45,00 316 4584 183 2651 356 5163 425 6165

ISO 50,00 333 4825 192 2790 375 5434 447 6488

ISO 32,00 268 3892 155 2251 302 4384 361 5235

ISO 36,00 280 4056 162 2345 315 4568 376 5455

ISO 40,00 291 4226 168 2443 328 4760 392 5683

ISO 45,00 307 4446 177 2571 345 5007 412 5979

ISO 50,00 322 4673 186 2702 363 5263 433 6285

ISO 36,00 274 3969 158 2295 308 4470 368 5338

ISO 40,00 284 4123 164 2384 320 4643 382 5545

ISO 45,00 298 4322 172 2499 336 4868 401 5813

ISO 50,00 312 4529 181 2619 352 5101 420 6091

ISO 40,00 277 4024 160 2327 312 4532 373 5411

ISO 45,00 291 4214 168 2436 327 4746 391 5667

ISO 50,00 304 4411 176 2550 343 4968 409 5932

ISO 40,00 272 3938 157 2277 306 4436 365 5296

ISO 45,00 284 4120 164 2382 320 4640 382 5540

ISO 50,00 297 4308 172 2491 335 4852 399 5793

ISO 45,00 277 4024 160 2327 312 4532 373 5412

ISO 50,00 290 4203 168 2430 326 4734 390 5653

ISO 55,00 303 4388 175 2537 341 4942 407 5901

ISO 45,00 272 3949 157 2283 307 4447 366 5310

ISO 50,00 284 4116 164 2380 320 4635 382 5535

ISO 55,00 296 4288 171 2480 333 4830 398 5767

ISO 60,00 308 4466 178 2582 347 5030 414 6006

CLASS 900 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

Page 27: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

26

Dimensional Table 1500

1/2 15 1/2GC25 21 20 92 45 30 67 31 65 4 1/2 2,3 2,3 2,4

3/4 20 3/4GC25 26 20 97 45 31 68 36 71 4 1/2 2,5 2,5 2,7

1 25 1GC25 33 20 104 45 32 70 43 77 4 1/2 2,9 2,8 3,1

1 1/2 40 1 1/2GC15 48 20 118 45 39 77 58 92 8 1/2 3,8 3,8 4,6

2 50 2GC15 60 22 133 48 41 82 73 107 8 1/2 5,0 5,1 5,9

2 1/2 65 2 1/2GC15 73 26 146 56 48 89 86 120 12 1/2 6,8 7,0 8,2

3 80 3GC15 88 31 177 62 51 91 105 146 8 5/8 11,4 11,9 13,1

4 100 4GC15 114 39 229 76 68 110 142 192 12 3/4 24,4 25,3 29,3

5 125 5GC15 141 46 261 89 79 123 165 219 12 7/8 37,2 39,0 43,9

6 150 6GC15 168 55 310 100 90 136 203 262 12 1 60,2 63,5 70,6

8 200 8GC15 219 67 361 117 106 163 254 313 16 1 93,3 101,1 108,1

10 250 10GC15 273 83 451 140 130 190 317 392 16 1 1/4 180,0 195,3 209,6

12 300 12GC15 323 96 516 158 146 209 368 452 16 1 3/8 264,6 291,0 302,9

14 350 14GC15 355 104 562 170 159 225 404 492 16 1 1/2 339,9 374,7 390,3

16 400 16GC15 406 116 619 190 175 245 461 549 20 1 1/2 448,3 499,7 513,4

18 450 18GC15 457 130 697 207 205 278 518 616 20 1 3/4 640,7 715,2 749,4

20 500 20GC15 508 143 767 228 219 295 579 681 20 1 7/8 845,4 946,5 975,9

22 550 22GC15 558 156 843 246 230 311 634 751 20 2 1110,9 1247,2 1261,2

24 600 24GC15 609 171 926 268 261 345 691 823 20 2 1/4 1479,0 1656,5 1706,1

26 650 26GC15 660 188 973 281 276 367 738 870 20 2 1/4 1669,8 1939,7 1887,2

28 700 28GC15 711 202 1043 300 297 394 808 940 24 2 1/4 2047,9 2386,3 2333,1

30 750 30GC15 762 218 1142 320 316 416 865 1017 20 2 3/4 2725,8 3145,9 3073,3

32 800 32GC15 812 230 1199 339 358 445 891 1063 20 3 3160,4 3665,0 3632,3

34 850 34GC15 863 244 1277 357 387 470 948 1130 20 3 1/4 3826,6 4433,2 4431,8

36 900 36GC15 914 256 1331 373 391 480 1002 1184 20 3 1/4 4261,9 4979,5 4840,0

38 950 38GC15 965 269 1407 394 420 504 1057 1249 20 3 1/2 5060,7 5897,8 5787,1

40 1000 40GC15 1016 284 1484 413 451 530 1113 1315 20 3 3/4 5951,8 6931,9 6866,1

42 1050 42GC15 1066 296 1539 429 454 542 1168 1370 20 3 3/4 6543,0 7674,6 7425,2

Flange dimensions Bolting Approx. assembly weights

Outsidediameterof neck

Flangesize

Nominal sizeFlange

thicknessOutsidediameter

Overalllength ofweld neck

Assemblythicknessof swivel

Overalllength of

swivel

Valveneck

diameter

Diameterof boltcircle Number Size WN/WN WN/BL WN/SW

A C D E F G H K

mmDNNPS mm mm mm mm mm mm mm in kg kg kg

DIMENSIONS AND WEIGHTS OF CLASS 1500 FLANGES

Page 28: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

27

Pressure Rating 1500

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

1/2

3/4

1

1 1/2

2

2 1/2

3

4

5

6

8

40 2,77 2667 38683 1773 25722 3004 43567 3587 52022

80 3,73 2740 39741 1822 26425 3086 44758 3685 53445

160 4,78 2820 40902 1875 27198 3176 46067 3793 55007

XXS 7,47 3019 43790 2008 29118 3400 49318 4060 58890

40 2,87 1830 26544 1217 17650 2061 29895 2461 35697

80 3,91 1888 27390 1256 18213 2127 30848 2540 36835

160 5,56 1983 28764 1319 19126 2234 32395 2667 38682

XXS 7,82 2112 30635 1405 20371 2379 34503 2841 41199

40 3,38 1273 18467 847 12280 1434 20799 1712 24835

80 4,55 1323 19194 880 12763 1490 21618 1780 25813

160 6,35 1404 20360 933 13539 1581 22931 1888 27382

XXS 9,09 1528 22160 1016 14735 1721 24958 2055 29802

40 3,68 638 9261 425 6158 719 10430 859 12454

80 5,08 675 9791 449 6510 760 11027 908 13167

160 7,14 734 10642 488 7076 826 11986 987 14312

XXS 10,15 825 11969 549 7959 929 13480 1110 16096

40 3,91 548 7951 365 5287 617 8955 737 10692

80 5,54 583 8457 388 5624 657 9525 784 11374

160 8,74 660 9573 439 6366 743 10782 888 12874

XXS 11,07 720 10446 479 6946 811 11765 969 14049

40 5,16 531 7703 353 5122 598 8675 714 10359

80 7,01 569 8255 378 5489 641 9297 765 11101

160 9,53 626 9072 416 6033 704 10218 841 12201

XXS 14,02 733 10634 488 7071 826 11976 986 14301

40 5,49 494 7163 328 4763 556 8067 664 9633

80 7,62 531 7708 353 5125 599 8681 715 10366

160 11,13 600 8700 399 5785 676 9799 807 11701

XXS 15,24 686 9950 456 6616 773 11206 923 13381

40 6,02 463 6716 308 4466 522 7564 623 9032

80 8,56 498 7219 331 4800 561 8131 669 9709

120 11,13 536 7777 357 5171 604 8758 721 10458

160 13,49 574 8320 381 5533 646 9371 771 11190

XXS 17,12 634 9198 422 6116 714 10360 853 12370

40 6,55 449 6505 298 4325 505 7326 603 8748

80 9,53 480 6960 319 4628 540 7839 645 9360

120 12,70 517 7496 344 4984 582 8442 695 10080

160 15,88 557 8074 370 5369 627 9093 749 10858

XXS 19,05 598 8680 398 5772 674 9776 805 11673

80 10,97 463 6721 308 4469 522 7569 623 9038

120 14,27 498 7229 331 4807 561 8142 670 9722

160 18,26 544 7890 362 5246 613 8886 732 10610

XXS 21,95 588 8533 391 5674 663 9610 791 11475

80 12,70 434 6299 289 4189 489 7095 584 8471

100 15,09 454 6590 302 4382 512 7422 611 8862

120 18,26 482 6996 321 4652 543 7880 649 9409

140 20,62 504 7312 335 4862 568 8236 678 9834

XXS 22,23 519 7534 345 5009 585 8485 699 10131

160 23,01 527 7642 350 5082 593 8607 709 10277

CLASS 1500 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

Page 29: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

28

Pressure Rating 1500

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

10

12

14

16

18

20

22

24

26

40 9,27 385 5587 256 3715 434 6292 518 7513

60 12,70 406 5892 270 3918 458 6636 546 7924

80 15,09 422 6120 281 4070 475 6893 567 8231

100 18,26 444 6440 295 4282 500 7253 597 8661

120 21,44 467 6778 311 4507 526 7634 629 9116

140 25,40 498 7220 331 4801 561 8131 669 9709

XS 12,70 389 5647 259 3755 439 6360 524 7595

60 14,27 398 5768 264 3835 448 6496 535 7757

80 17,48 416 6026 276 4007 468 6787 559 8104

100 21,44 439 6366 292 4233 494 7170 590 8561

120 25,40 464 6725 308 4472 522 7574 624 9044

140 28,58 484 7025 322 4671 545 7912 651 9447

160 33,32 516 7488 343 4979 581 8434 694 10070

80 19,05 411 5960 273 3963 463 6712 553 8015

100 23,83 437 6339 291 4215 492 7140 588 8525

120 27,79 460 6672 306 4437 518 7514 619 8973

140 31,75 484 7018 322 4667 545 7905 651 9439

160 35,71 509 7376 338 4905 573 8308 684 9920

80 21,44 402 5837 268 3881 453 6574 541 7850

100 26,19 426 6182 283 4111 480 6963 573 8314

120 30,96 452 6549 300 4355 509 7376 607 8807

140 36,53 482 6997 321 4652 543 7880 649 9409

160 40,49 505 7326 336 4871 569 8251 679 9852

80 23,83 398 5771 265 3837 448 6500 535 7761

100 29,36 423 6135 281 4080 476 6910 569 8251

120 34,93 450 6524 299 4338 507 7347 605 8773

140 39,67 474 6868 315 4567 533 7735 637 9236

160 45,24 502 7286 334 4845 566 8206 676 9798

80 26,19 395 5731 263 3811 445 6455 531 7707

100 32,54 421 6111 280 4064 475 6883 567 8218

120 38,10 446 6463 296 4297 502 7279 599 8691

140 44,45 475 6882 316 4576 534 7751 638 9255

160 50,01 501 7262 333 4829 564 8179 673 9766

80 28,58 390 5660 259 3764 440 6375 525 7612

100 34,93 415 6014 276 3999 467 6773 558 8088

120 41,28 440 6387 293 4247 496 7194 592 8590

140 47,63 467 6777 311 4506 526 7633 628 9114

160 53,98 495 7180 329 4774 558 8087 666 9656

80 30,96 395 5729 263 3809 445 6452 531 7705

100 38,89 421 6112 280 4064 475 6884 567 8220

120 46,02 447 6478 297 4308 503 7296 601 8712

140 52,37 470 6818 313 4534 529 7679 632 9169

160 59,54 497 7216 331 4798 560 8127 669 9704

ISO 28,00 399 5789 265 3849 450 6520 537 7785

ISO 30,00 405 5880 270 3910 457 6622 545 7907

ISO 32,00 412 5972 274 3971 464 6726 554 8032

ISO 36,00 425 6163 283 4098 479 6941 571 8288

ISO 40,00 438 6359 292 4228 494 7162 590 8552

CLASS 1500 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

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29

Pressure Rating 1500

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

26

28

30

32

34

36

38

40

42

ISO 45,00 456 6612 303 4397 513 7447 613 8892

ISO 50,00 474 6873 315 4570 534 7741 637 9243

ISO 55,00 492 7141 327 4749 555 8043 662 9604

ISO 28,00 393 5702 261 3792 443 6422 529 7669

ISO 30,00 399 5784 265 3846 449 6514 536 7778

ISO 32,00 404 5866 269 3901 456 6607 544 7889

ISO 36,00 416 6037 277 4014 469 6799 560 8118

ISO 40,00 428 6212 285 4131 482 6997 576 8355

ISO 45,00 444 6439 295 4282 500 7253 597 8660

ISO 50,00 460 6674 306 4438 518 7516 619 8975

ISO 55,00 477 6915 317 4598 537 7788 641 9299

ISO 30,00 392 5689 261 3783 442 6407 527 7650

ISO 32,00 397 5764 264 3833 448 6492 534 7752

ISO 36,00 408 5919 271 3936 460 6667 549 7960

ISO 40,00 419 6079 279 4043 472 6847 564 8176

ISO 45,00 433 6286 288 4180 488 7080 583 8454

ISO 50,00 448 6500 298 4322 505 7321 603 8742

ISO 55,00 463 6720 308 4468 522 7568 623 9037

ISO 32,00 388 5626 258 3741 437 6337 522 7566

ISO 36,00 398 5774 265 3840 448 6504 535 7766

ISO 40,00 409 5928 272 3941 460 6676 550 7972

ISO 45,00 422 6125 281 4073 476 6898 568 8237

ISO 50,00 436 6329 290 4208 491 7128 587 8511

ISO 55,00 451 6539 300 4348 508 7364 606 8793

ISO 36,00 392 5690 261 3784 442 6409 528 7652

ISO 40,00 402 5831 267 3877 453 6568 541 7842

ISO 45,00 415 6014 276 3999 467 6773 558 8087

ISO 50,00 428 6202 284 4124 482 6985 575 8340

ISO 55,00 441 6395 293 4252 497 7203 593 8600

ISO 40,00 394 5711 262 3797 443 6432 530 7680

ISO 45,00 406 5885 270 3913 457 6628 546 7914

ISO 50,00 418 6064 278 4033 471 6830 562 8156

ISO 55,00 431 6249 287 4155 485 7038 579 8404

ISO 40,00 389 5635 258 3747 438 6347 523 7579

ISO 45,00 400 5798 266 3856 450 6530 538 7798

ISO 50,00 411 5967 274 3967 463 6720 553 8024

ISO 55,00 423 6140 281 4083 477 6915 569 8257

ISO 45,00 394 5715 262 3800 444 6436 530 7685

ISO 50,00 405 5873 269 3905 456 6614 545 7898

ISO 55,00 416 6035 277 4013 469 6797 560 8116

ISO 60,00 428 6202 284 4124 482 6985 575 8341

ISO 45,00 387 5615 257 3733 436 6323 521 7551

ISO 50,00 398 5766 264 3834 448 6494 535 7754

ISO 55,00 408 5922 271 3938 460 6670 549 7964

ISO 60,00 419 6082 279 4044 472 6850 564 8179

ISO 65,00 431 6245 286 4153 485 7034 579 8399

CLASS 1500 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

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30

Dimensional Table 2500

1/2 15 1/2GC25 21 20 92 45 30 67 31 65 4 1/2 2,3 2,3 2,4

3/4 20 3/4GC25 26 20 97 45 31 68 36 71 4 1/2 2,5 2,5 2,7

1 25 1GC25 33 20 104 45 32 70 43 77 4 1/2 2,9 2,8 3,1

1 1/2 40 1 1/2GC25 48 22 118 53 42 80 58 92 8 1/2 4,4 4,3 5,3

2 50 2GC25 60 27 145 59 50 90 73 114 8 5/8 8,1 8,0 9,4

2 1/2 65 2 1/2GC25 73 33 188 70 59 101 100 150 8 3/4 15,8 15,6 18,7

3 80 3GC25 88 39 209 81 68 112 112 166 8 7/8 23,2 22,9 27,2

4 100 4GC25 114 49 256 95 78 125 149 208 8 1 41,7 41,5 47,5

5 125 5GC25 141 59 319 109 96 145 185 260 8 1 1/4 78,8 78,7 90,8

6 150 6GC25 168 66 317 123 106 158 195 264 12 1 1/8 84,5 84,8 96,6

8 200 8GC25 219 84 403 150 133 196 254 338 12 1 3/8 170,1 171,9 194,2

10 250 10GC25 273 104 510 181 164 234 331 429 12 1 3/4 340,8 344,9 392,7

12 300 12GC25 323 120 585 205 187 263 376 493 12 2 513,5 522,1 586,7

14 350 14GC25 355 132 649 222 212 289 414 546 12 2 1/4 698,2 710,8 808,2

16 400 16GC25 406 149 729 250 237 316 473 615 12 2 1/2 988,1 1007,1 1135,0

18 450 18GC25 457 166 809 275 249 340 532 684 12 2 3/4 1346,7 1375,9 1510,2

20 500 20GC25 508 178 841 299 277 355 585 727 16 2 1/2 1527,6 1567,0 1727,0

22 550 22GC25 558 201 993 330 317 406 643 835 12 3 1/2 2492,5 2547,7 2844,3

24 600 24GC25 609 218 1073 358 343 433 702 904 12 3 3/4 3140,8 3212,7 3565,7

Flange dimensions Bolting Approx. assembly weights

Outsidediameterof neck

Flangesize

Nominal sizeFlange

thicknessOutsidediameter

Overalllength ofweld neck

Assemblythicknessof swivel

Overalllength of

swivel

Valveneck

diameter

Diameterof boltcircle Number Size WN/WN WN/BL WN/SW

A C D E F G H K

mmDNNPS mm mm mm mm mm mm mm in kg kg kg

DIMENSIONS AND WEIGHTS OF CLASS 2500 FLANGES

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31

Pressure Rating 2500

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

1/2

3/4

1

1 1/2

2

2 1/2

3

4

5

6

8

40 2,77 2667 38683 1773 25722 3004 43567 3587 52022

80 3,73 2740 39741 1822 26425 3086 44758 3685 53445

160 4,78 2820 40902 1875 27198 3176 46067 3793 55007

XXS 7,47 3019 43790 2008 29118 3400 49318 4060 58890

40 2,87 1830 26544 1217 17650 2061 29895 2461 35697

80 3,91 1888 27390 1256 18213 2127 30848 2540 36835

160 5,56 1983 28764 1319 19126 2234 32395 2667 38682

XXS 7,82 2112 30635 1405 20371 2379 34503 2841 41199

40 3,38 1273 18467 847 12280 1434 20799 1712 24835

80 4,55 1323 19194 880 12763 1490 21618 1780 25813

160 6,35 1404 20360 933 13539 1581 22931 1888 27382

XXS 9,09 1528 22160 1016 14735 1721 24958 2055 29802

40 3,68 835 12107 555 8051 940 13636 1123 16282

80 5,08 877 12720 583 8458 988 14326 1179 17106

160 7,14 943 13683 627 9099 1063 15411 1269 18402

XXS 10,15 1045 15160 695 10080 1177 17074 1406 20387

40 3,91 786 11397 523 7578 885 12836 1057 15327

80 5,54 824 11952 548 7947 928 13461 1108 16073

160 8,74 906 13143 603 8739 1021 14802 1219 17675

XXS 11,07 969 14060 645 9349 1092 15835 1304 18908

40 5,16 761 11037 506 7339 857 12431 1023 14843

80 7,01 801 11611 532 7721 902 13078 1077 15616

160 9,53 858 12448 571 8277 967 14020 1154 16741

XXS 14,02 967 14026 643 9326 1089 15797 1301 18862

40 5,49 705 10229 469 6802 794 11521 948 13757

80 7,62 746 10826 496 7199 841 12193 1004 14559

160 11,13 820 11888 545 7905 923 13389 1102 15987

XXS 15,24 910 13202 605 8778 1025 14869 1224 17754

40 6,02 708 10275 471 6832 798 11572 953 13818

80 8,56 740 10735 492 7138 834 12090 995 14436

120 11,13 775 11235 515 7471 872 12653 1042 15109

160 13,49 808 11719 537 7793 910 13199 1087 15760

XXS 17,12 862 12497 573 8310 970 14075 1159 16807

80 9,53 693 10049 461 6682 780 11318 932 13515

120 12,70 732 10617 487 7060 824 11957 984 14278

160 15,88 774 11219 514 7460 871 12636 1040 15088

XXS 19,05 817 11844 543 7876 920 13339 1098 15928

80 10,97 661 9592 440 6378 745 10803 889 12899

120 14,27 699 10133 465 6738 787 11412 940 13627

160 18,26 746 10824 496 7198 841 12191 1004 14557

XXS 21,95 792 11490 527 7640 892 12941 1065 15452

80 12,70 633 9178 421 6103 713 10337 851 12343

100 15,09 653 9476 434 6301 736 10672 879 12743

CLASS 2500 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

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32

Pressure Rating 2500

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

8

10

12

14

16

18

20

22

24

120 18,26 682 9888 453 6575 768 11136 917 13298

140 20,62 704 10206 468 6786 792 11494 946 13725

XXS 22,23 719 10427 478 6933 810 11743 967 14022

160 23,01 726 10535 483 7005 818 11865 977 14168

80 15,09 615 8925 409 5935 693 10052 828 12003

100 18,26 638 9249 424 6150 718 10417 858 12439

120 21,44 661 9588 440 6375 745 10799 889 12894

140 25,40 691 10026 460 6667 779 11292 930 13484

160 28,58 716 10389 476 6908 807 11701 963 13971

80 17,48 593 8600 394 5718 668 9685 797 11565

100 21,44 618 8966 411 5962 696 10098 831 12058

120 25,40 645 9349 429 6216 726 10529 867 12572

140 28,58 666 9666 443 6427 751 10886 896 12999

160 33,32 700 10152 465 6750 788 11433 941 13652

80 19,05 587 8519 391 5665 662 9595 790 11457

100 23,83 616 8927 409 5936 693 10055 828 12006

120 27,79 640 9280 425 6171 721 10452 860 12480

140 31,75 665 9644 442 6413 749 10862 894 12970

160 35,71 691 10018 459 6662 778 11283 929 13473

80 21,44 589 8541 392 5679 663 9619 792 11486

100 26,19 613 8886 407 5909 690 10008 824 11950

120 30,96 638 9247 424 6149 718 10415 857 12436

140 36,53 668 9687 444 6441 752 10910 898 13027

160 40,49 690 10008 459 6655 777 11271 928 13459

80 23,83 585 8492 389 5647 659 9564 787 11420

100 29,36 610 8849 406 5884 687 9967 821 11901

120 34,93 636 9226 423 6135 716 10391 855 12408

140 39,67 659 9558 438 6356 742 10765 886 12855

160 45,24 687 9960 457 6623 773 11217 924 13394

80 26,19 577 8366 384 5563 650 9422 776 11251

100 32,54 603 8747 401 5816 679 9851 811 11763

120 38,10 627 9095 417 6048 706 10243 843 12231

140 44,45 656 9508 436 6322 738 10708 882 12786

160 50,01 681 9879 453 6569 767 11127 916 13286

80 28,58 593 8600 394 5718 668 9686 797 11565

100 34,93 615 8918 409 5930 692 10044 827 11993

120 41,28 638 9250 424 6151 718 10418 858 12440

140 47,63 662 9596 440 6381 745 10807 890 12905

160 53,98 686 9952 456 6618 773 11209 923 13384

80 30,96 587 8520 391 5666 662 9596 790 11459

100 38,89 613 8892 408 5913 690 10015 824 11958

120 46,02 637 9242 424 6146 718 10409 857 12430

140 52,37 660 9566 439 6361 743 10774 887 12865

160 59,54 686 9943 456 6611 772 11198 922 13371

CLASS 2500 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

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33

Dimensional Table 4500

1/2 15 1/2GC45 21 20 94 45 32 70 34 68 4 1/2 2,5 2,4 2,6

3/4 20 3/4GC45 26 20 102 49 34 71 42 76 4 1/2 2,9 2,8 3,1

1 25 1GC45 33 21 110 53 42 80 50 84 8 1/2 4,0 3,8 4,8

1 1/2 40 1 1/2GC45 48 29 145 70 52 93 73 114 8 5/8 9,1 8,7 10,7

2 50 2GC45 60 36 175 81 62 108 88 138 8 3/4 15,8 15,1 18,4

2 1/2 65 2 1/2GC45 73 41 197 91 72 119 101 155 8 7/8 23,9 22,8 27,6

3 80 3GC45 88 49 231 103 83 133 124 183 8 1 38,2 36,5 43,5

4 100 4GC45 114 62 292 124 101 157 158 233 8 1 1/4 76,6 73,5 87,1

5 125 5GC45 141 75 346 145 123 182 188 276 8 1 1/2 129,5 124,4 147,6

6 150 6GC45 168 88 405 166 141 209 226 324 8 1 3/4 208,4 200,3 236,6

8 200 8GC45 219 113 519 210 182 266 284 416 8 2 1/4 438,0 421,2 500,1

10 250 10GC45 273 135 585 248 218 299 350 482 12 2 1/4 667,5 639,3 765,3

12 300 12GC45 323 157 671 286 244 330 415 557 12 2 1/2 1014,1 969,9 1137,5

14 350 14GC45 355 176 803 316 268 372 453 645 8 3 1/2 1640,2 1579,8 1817,8

16 400 16GC45 406 195 846 352 304 394 517 699 12 3 1/4 2026,5 1942,8 2261,3

18 450 18GC45 457 219 953 391 350 432 582 784 12 3 3/4 2902,0 2786,2 3268,9

20 500 20GC45 508 240 1035 428 376 463 643 855 12 4 3723,4 3569,4 4144,8

Flange dimensions Bolting Approx. assembly weights

Outsidediameterof neck

Flangesize

Nominal sizeFlange

thicknessOutsidediameter

Overalllength ofweld neck

Assemblythicknessof swivel

Overalllength of

swivel

Valveneck

diameter

Diameterof boltcircle Number Size WN/WN WN/BL WN/SW

A C D E F G H K

mmDNNPS mm mm mm mm mm mm mm in kg kg kg

DIMENSIONS AND WEIGHTS OF CLASS 4500 FLANGES

Page 35: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

34

Pressure Rating 4500

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

0,5

0,75

1

1,5

2

2,5

3

4

5

6

8

40 2,77 2665 38647 1772 25698 3001 43527 3583 51974

80 3,73 2734 39649 1818 26364 3079 44655 3676 53321

160 4,78 2810 40751 1868 27097 3164 45896 3779 54803

XXS 7,47 2999 43500 1994 28925 3378 48992 4033 58500

40 2,87 1826 26478 1214 17606 2056 29821 2455 35609

80 3,91 1878 27237 1249 18111 2115 30676 2526 36630

160 5,56 1963 28478 1306 18936 2211 32073 2641 38298

XXS 7,82 2081 30180 1384 20068 2344 33990 2798 40587

40 3,38 1481 21477 985 14281 1668 24189 1991 28883

80 4,55 1530 22184 1017 14751 1723 24984 2057 29833

160 6,35 1607 23314 1069 15503 1810 26258 2162 31354

XXS 9,09 1728 25061 1149 16664 1946 28225 2324 33703

40 3,68 1340 19440 891 12927 1510 21895 1803 26144

80 5,08 1381 20026 918 13316 1555 22554 1857 26931

160 7,14 1443 20934 960 13920 1626 23577 1941 28152

XXS 10,15 1539 22315 1023 14838 1733 25132 2069 30010

40 3,91 1281 18573 851 12350 1442 20918 1722 24977

80 5,54 1319 19133 877 12722 1486 21549 1774 25731

160 8,74 1400 20306 931 13502 1577 22870 1883 27308

XXS 11,07 1461 21197 972 14095 1646 23873 1965 28507

40 5,16 1231 17851 818 11870 1386 20104 1655 24006

80 7,01 1271 18435 845 12258 1432 20762 1709 24792

160 9,53 1329 19270 883 12813 1496 21703 1787 25914

XXS 14,02 1436 20822 955 13845 1617 23451 1931 28002

40 5,49 1172 16998 779 11303 1320 19144 1576 22860

80 7,62 1211 17564 805 11679 1364 19782 1629 23621

160 11,13 1279 18550 850 12335 1440 20893 1720 24947

XXS 15,24 1362 19759 906 13138 1534 22253 1832 26572

40 6,02 1142 16561 759 11012 1286 18652 1536 22272

80 8,56 1177 17068 783 11349 1325 19223 1583 22954

120 11,13 1214 17607 807 11708 1367 19830 1633 23679

160 13,49 1249 18121 831 12049 1407 20409 1680 24370

XXS 17,12 1306 18937 868 12592 1471 21328 1756 25467

80 9,53 1129 16371 751 10886 1271 18439 1518 22017

120 12,7 1168 16939 777 11264 1315 19078 1571 22780

160 15,88 1209 17533 804 11658 1361 19746 1626 23579

XXS 19,05 1251 18142 832 12064 1409 20433 1682 24399

80 10,97 1070 15525 712 10323 1206 17485 1440 20879

120 14,27 1108 16075 737 10689 1248 18105 1491 21619

160 18,26 1156 16768 769 11150 1302 18885 1555 22550

XXS 21,95 1202 17428 799 11589 1353 19628 1616 23438

80 12,7 1028 14914 684 9917 1158 16797 1383 20057

100 15,09 1050 15222 698 10122 1182 17144 1411 20472

120 18,26 1079 15643 717 10402 1215 17619 1451 21038

140 20,62 1101 15965 732 10616 1240 17981 1480 21470

XXS 22,23 1116 16188 742 10764 1257 18231 1501 21770

160 23,01 1124 16296 747 10836 1265 18354 1511 21916

ISO 25 1143 16576 760 11022 1287 18669 1537 22292

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

CLASS 4500 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

Page 36: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

35

Pressure Rating 4500

thickness

Neck wallSize

PsF

Pressure rating

A694 F52 A182 F316 A182 F51 A182 F55/F53

PsF

Pressure rating

PsF

Pressure rating

PsF

Pressure rating

mmSch.NPS Bar Psi Bar Psi Bar Psi Bar Psi

8

10

12

14

16

18

20

ISO 28 1172 17004 780 11307 1320 19151 1577 22867

ISO 30 1192 17292 793 11498 1343 19475 1603 23255

120 21,44 1070 15525 712 10323 1206 17485 1439 20878

140 25,4 1100 15948 731 10605 1238 17962 1479 21448

160 28,58 1124 16296 747 10836 1265 18354 1511 21916

ISO 30 1134 16454 754 10941 1278 18531 1526 22128

ISO 32 1150 16677 765 11090 1295 18783 1546 22428

ISO 36 1181 17131 785 11391 1330 19293 1588 23038

ISO 40 1213 17590 806 11696 1366 19810 1631 23655

ISO 45 1253 18169 833 12082 1411 20463 1685 24435

120 25,4 1052 15264 700 10150 1185 17192 1415 20528

140 28,58 1073 15559 713 10346 1208 17524 1443 20925

160 33,32 1104 16009 734 10645 1243 18030 1484 21530

ISO 36 1122 16268 746 10817 1263 18322 1508 21878

ISO 40 1149 16659 764 11078 1294 18763 1545 22404

ISO 45 1183 17156 787 11408 1332 19322 1591 23072

ISO 50 1217 17658 810 11741 1371 19887 1637 23747

120 27,79 1078 15639 717 10399 1214 17613 1450 21031

140 31,75 1100 15950 731 10606 1239 17964 1479 21450

160 35,71 1122 16269 746 10818 1263 18323 1508 21879

ISO 36 1123 16292 747 10833 1265 18349 1511 21910

ISO 40 1146 16620 762 11052 1291 18719 1541 22352

ISO 45 1175 17038 781 11329 1323 19189 1580 22913

ISO 50 1204 17462 801 11611 1356 19667 1619 23483

ISO 55 1234 17891 820 11896 1389 20150 1659 24060

120 30,96 1044 15138 694 10066 1176 17049 1404 20358

140 36,53 1072 15550 713 10340 1207 17513 1442 20912

160 40,49 1093 15849 727 10539 1231 17850 1470 21314

ISO 45 1117 16196 743 10769 1258 18241 1502 21781

ISO 50 1144 16586 760 11029 1288 18680 1538 22306

ISO 55 1171 16982 779 11292 1319 19126 1575 22838

120 34,93 1039 15073 691 10023 1170 16976 1398 20271

140 39,67 1061 15386 705 10231 1195 17329 1427 20692

160 45,24 1087 15762 723 10481 1224 17752 1462 21197

ISO 50 1109 16089 738 10699 1249 18121 1492 21638

ISO 55 1133 16438 754 10931 1276 18514 1524 22107

ISO 60 1158 16792 770 11166 1304 18912 1557 22582

120 38,1 1025 14863 681 9883 1154 16740 1378 19988

140 44,45 1052 15251 699 10141 1184 17176 1414 20510

160 50,01 1075 15598 715 10372 1211 17568 1446 20977

ISO 55 1097 15915 730 10583 1236 17925 1476 21403

ISO 60 1120 16237 744 10797 1261 18287 1506 21837

ISO 65 1142 16563 759 11014 1286 18654 1536 22275

ISO 70 1165 16892 774 11232 1312 19025 1566 22717

ISO 75 1187 17223 790 11452 1337 19398 1597 23162

ISO 80 1210 17556 805 11674 1363 19773 1628 23610

ISO 85 1234 17891 820 11896 1389 20149 1659 24060

ISO 90 1257 18226 836 12119 1415 20527 1690 24510

CLASS 4500 - FLANGE PRESSURE CAPACITY AT ROOM TEMPERATURE

NOTES: 1) Allowable stresses and stress analysis in accordance with ASME B31.3 and ASME VIII Div.2, App.4 and App.6.2) ISO means wall thickness in accordance with ISO 4200.

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36

Seal Ring

Insidediameter

Heightof ringNominal size

NPS“ DN

Ringdesigna-

tion

Outerdiameterof ring

Ds1

mm

Ds9

mm

Hs9

mm kg

Approx.weight

1/2 15 GR1/2 20,3 26,02 10,00 0,02

3/4 20 GR3/4 25,6 31,54 10,40 0,02

1 25 GR1 31,4 37,98 11,50 0,03

1 1/2 40 GR1 1/2 46,3 54,24 13,90 0,06

2 50 GR2 58,6 67,58 15,70 0,09

2 1/2 65 GR2 1/2 70,9 80,78 17,30 0,13

3 80 GR3 86,8 97,72 19,10 0,19

4 100 GR4 112,4 125,26 20,90 0,32

5 125 GR5 139,3 153,64 23,30 0,49

6 150 GR6 166,5 182,20 25,50 0,69

8 200 GR8 217,2 235,10 29,10 1,16

10 250 GR10 271,0 291,18 32,30 1,81

12 300 GR12 321,7 344,02 34,60 2,57

14 350 GR14 353,3 377,10 35,70 3,12

16 400 GR16 404,3 429,76 38,20 4,09

18 450 GR18 455,3 482,30 40,50 5,17

20 500 GR20 505,3 533,76 42,70 6,37

22 550 GR22 556,3 586,16 44,80 7,71

24 600 GR24 606,2 637,86 45,90 9,19

26 650 GR26 655,1 688,60 46,90 10,81

28 700 GR28 706,1 741,50 47,80 12,64

30 750 GR30 757,1 795,26 47,70 14,79

32 800 GR32 808,1 847,46 49,20 16,79

34 850 GR34 859,1 899,74 50,80 19,01

36 900 GR36 910,1 951,94 52,30 21,34

38 950 GR38 959,0 1.001,88 53,60 23,61

40 1000 GR40 1010,0 1.054,00 55,00 26,17

42 1050 GR42 1061,0 1.106,12 56,40 28,89

Dimensions of GR seal ring for all Classes

SEAL RING

Page 38: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

NICOLA GALPERTI

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S.AGAS.AGATTAA

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TORINO A4

AUTOSTRADA A4

ORIO

LINATE

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OVA

A7

BOLO

GN

A A

1

LAGODI

COMO

CHIAVENNA

VENEZIA

MALPENSA

T E C H

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Page 39: GC Compact cat. - Galperti Compact flange under pressure test - 10“ 9000 PSI. 3 Quality Type Approval & Testing Hydro/gas bending tests on 12” 2500# 4 G-C® – Advantages still

CONTACT ADDRESS:

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R

GALPERTI ENGINEERING ANDFLOW CONTROL S.p.A.VIA PRATI DELLA ROSA, 1723823 COLICO (LC) - ITALYTEL. 00 39 0341 930780FAX 00 39 0341 930777E-mail:[email protected]

TEAM SERVICEOn site machining 24h service

All values given are for general guidance only. For specific applications please contact Galperti Engineering office.As part of a process of on-going product development, we reserve the right to amend and change any data of this catalogue without prior notice.

API 6D - API 6ATRUNNION MOUNTED BALL VALVES

SUBSEA AND SPECIAL VALVES