CLASS 18011

Design limits

Temperature (C)

090

Pressure (Bar ga)

DN 15 25016.016.0

Notes

Design limits acc. to BS5154 valve rating

For basis of design see DEP 31.38.01.10Gen.

Prefab carbon steel pipe spools shall be galvanised in accordance with ASTM A53

Prefab carbon steel pipe spools shall have flanged ends and shall be limited to L or Zshapes

For fire protection systems see DEP 80.47.10.31Gen.

Galvanised pipe and pipe spools may be joined by field welds (for wet systems only)

This piping class is designed for fire fighting service

Piston type check valves (DN 1540) for horizontal mounting only

Table of schedules

DNSchedule

1580

2080

2580

4080

5080

8040

10040

15040

20020

25020

Branch connections 90 degrees

Branch Size

Run size152025405080100150200250

250CCCCDDDDDA

200CCCDDDDDA

150CCCCDDDA

100CCCCDDA

80CCCCDA

50BBBBA

40BBBA

25BBA

20BA

15A

CodeExplanation of characters

AEqual tee

BReducing tee

CBranch fitting

DPipe to pipe

Carbon steel GalvanisedPlant

Class no.18011Consignee

ASME ratingCLASS 150Engineered by

Corrosion allowance0 mmPrincipal

Revision letterFContr. job no.

Revision date01/2009Project no.

COMPONENT MATERIAL DESCRIPTION(For full material description see relevant MESC buying description.)

Pipe

PIPEPipeDN 1550API 5LB (galvanised)

PISMPipe (API 5LB sml)DN 100250API 5LB (sml)

PNTTPipe nipple thrd ends L=50mmDN 1525API 5LB (galvanised)

PT75Pipe nipple thrd ends L=75mmDN 1550API 5LB (galvanised)

PT99Pipe nipple thrd ends L=100mmDN 1550API 5LB (galvanised)

Flanges

BLFLBlind flangeDN 15250ASTM A105 (galvanised)

FLTRFlange thrdDN 1550ASTM A105 (galvanised)

LJFLLap joint flangeASTM A105 (galvanised)

WNFLWelding neck flangeDN 80250ASTM A105

Fittings

CAPBCap bwDN 80250ASTM A234WPB

CAPTCap thrdDN 1550ASTM A234WPB (galvanised)

COUTCoupling thrdDN 1550ASTM A234WPB (galvanised)

E45BElbow 45 deg LR bwDN 80250ASTM A234WPB

E45TElbow 45 deg thrdDN 1550ASTM A234WPB (galvanised)

E90BElbow 90 deg LR bwDN 80250ASTM A234WPB

E90TElbow 90 deg thrdDN 1550ASTM A234WPB (galvanised)

PLUGPlug NPTDN 1550ASTM A234WPB (galvanised)

TEEBTee equal bwDN 80250ASTM A234WPB

TEETTee equal thrdDN 1550ASTM A234WPB (galvanised)

UNITUnion thrdDN 1550ASTM A234WPB (galvanised)

Reducing fittings

BNIFBranch fitting flgdDN 1540ASTM A105

BNITBranch fitting thrdDN 1540ASTM A105

REBUReducing bushing thrdDN 2050ASTM A234WPB (galvanised)

RECBReducer concentric bwDN 80250ASTM A234WPB

RECTReducer concentric thrdDN 2050ASTM A234WPB (galvanised)

REEBReducer eccentric bwDN 80250ASTM A234WPB

REFTReducing flange thrd cl 150DN 2050ASTM A105 (galvanised)

TERBTee reducing bwDN 80250ASTM A234WPB

TERTTee reducing thrdDN 2050ASTM A234WPB (galvanised)

Valves

BARTBall valve float RB thrdDN 1550Body: ASTM B148UNS C95400

Trim: Aluminium Bronze, PTFE

BUCLButterfly valve conc lug typeDN 80250Body: ASTM A536 604018

Disc: Aluminium Bronze

Lining: EPDM

CHVTCheck valve thrdDN 1550Body: ASTM B148UNS C95400

Trim: Aluminium Bronze

CHWLCheck valve dual plate lugDN 80100Body: ASTM B148UNS C95400

Trim: Aluminium Bronze

GAVTGate valve thrdDN 1550Body: ASTM B148UNS C95400

Trim: Aluminium Bronze

Miscellaneous

GKSWGasket spiral woundDN 15250AISI 316, Graphite

CS centring/SS inner ring

STBTStudbolt with nutsASTM A193B7/A1942H

PIPING COMPONENTS

Nominal pipe size

152025405080100150200250

Item descriptionMESC

Pipe

Pipe74130801810231028103810431

Pipe (API 5LB sml)7413121491211123912791

Pipe nipple thrd ends L=100mm76065609411341174119412141

Pipe nipple thrd ends L=50mm760656092113211721

Pipe nipple thrd ends L=75mm76065609311331173119312131

Flanges

Blind flange7662150081012101610181020102210241026102810301

Flange thrd76625075817621766176817701

Welding neck flange76627831213141316120812101

Fittings

Cap bw76301907510951115113211521

Cap thrd76061800810121016101810201

Coupling thrd76062800810121016101810201

Elbow 45 deg LR bw76303862516451665168217021

Elbow 45 deg thrd76063800810121016101810201

Elbow 90 deg LR bw76304062516451665168217021

Elbow 90 deg thrd76063900810121016101810201

Plug NPT76066600810121016101810201

Tee equal bw76308462516451665168217021

Tee equal thrd76068400810121016101810201

Union thrd76069100810121016101810201

Valves

Ball valve float RB thrd77070315311541155115711581

Butterfly valve conc lug type77505651015121514151515161

Check valve dual plate lug77692161016121

Check valve thrd77170100310041005100710081

Gate valve thrd77270100310041005100710081

Miscellaneous

Gasket spiral wound8541363041306130813121314131813201324132613281

REDUCING/PIPING COMPONENTS

RunxBrREBURECBRECTREEBREFTTERBTERT

20x157606141221760670122176626113017606850261

25x157606141621760670162176626114017606850341

25x207606141641760670164176626114217606850361

40x157606141811760670181176626116017606850441

40x207606141831760670183176626116117606850461

40x257606141851760670185176626116317606850481

50x157606142001760670200176626118017606850541

50x207606142011760670201176626118217606850561

50x257606142021760670202176626118417606850581

50x407606142041760670204176626118617606850601

80x4076307222617630732261

80x50763072236176307323617630891361

100x4076307225017630732501

100x50763072266176307326617630891571

100x80763072275176307327517630891651

150x80763072295176307329517630891771

150x100763072305176307330517630891891

200x100763072322176307332217630892101

200x150763072333176307333317630892301

250x100762946340176296134017630892581

250x150763072353176307335317630892761

250x200763072361176307336117630892891

Comp.nameDescription

BNIFBranch fitting flgd

BNITBranch fitting thrd

REBUReducing bushing thrd

RECBReducer concentric bw

RECTReducer concentric thrd

REEBReducer eccentric bw

REFTReducing flange thrd cl 150

TERBTee reducing bw

TERTTee reducing thrd

BranchRunpipeBNIFBNIT

15404076803706117680319821

15505076803706317680319831

158020076803706417680319841

1525025076803706517680319851

20505076803706617680319861

208010076803706717680319871

2015025076803706917680319881

25808076803707317680319901

2510010076803707517680319911

2515025076803707617680319921

40808076803707917680319941

4010010076803708017680319951

4015015076803708217680319961

4020025076803708317680319971

BOLTING

Boltset API 609 wafer lug

DNnrinchxmmMESC number

8045/8x1408138612661

10085/8x1608138612961

15083/4x1708138613401

20083/4x1808138613411

250127/8x2008138614231

Std boltset standard flg

DNnrinchxmmMESC number

1541/2x608138611531

2041/2x708138611551

2541/2x708138611551

4041/2x808138611571

5045/8x908138612711

8045/8x1008138612731

10085/8x1008138612731

15083/4x1108138613301

20083/4x1108138613301

250127/8x1208138614011

ASSEMBLIES

Drain or vent point DN 15 Fig.A DN15 25

Branch: according to branch table

Cap thrd17606180081

Pipe nipple thrd ends L=50mm17606560921

Drain or vent point DN 20 Fig.A DN40 50

Branch: according to branch table

Cap thrd17606180121

Pipe nipple thrd ends L=50mm17606561321

Drain or vent point DN 25 Fig.H DN80 250

Branch: branch nipple flanged

Blind flange17662150161

Gasket spiral wound18541363081

Studbolt with nuts48138611551

Pressure instr conn DN 15 Fig.6C DN15 50

Branch: according to branch table

Flange thrd17662507581

Gate valve thrd17727010031

Lap joint flange17662232081

Pipe nipple thrd ends L=50mm27606560921

Studbolt with nuts48138611551

Pressure instr conn DN 15 Fig.6D DN80 250

Branch: according to branch table

Flange thrd17662507581

Gate valve thrd17727010031

Lap joint flange17662232081

Pipe nipple thrd ends L=50mm17606560921

Studbolt with nuts48138611551