Company Name Madina Trading & Contracting Est. - Mechanical Division

KEY INFORMATION QUESTIONS ANSWERS

File Reference File Details QIS/Excel//WPS007

Test Conducted On Date of Test 16 - MARCH - 99

Reviews & Approvals Prepared By STEVE LANGLEYDepartment QA / QCDate Prepared 18-03-99Reviewed By KEITH HARMERDepartment ENGINEERINGDate Reviewed 18-03-99Approved By SATHIS KULKARNI Department BUREAU VERITAS

18-03-99

Welder Details Welder ID MW 00256Employee No. 00256Name SANTHOSH NAIRLocation of Test MADINA WORKSHOP, SALWA, QATAR.

Original PQR Details WPS No. 007Revision No. 000Supporting PQR 007Welding Process GTAW / SMAWElectrode Polarity -Ve &+VePQR Position 3GPositions Qualified ALL

Welding Details Weld Direction UPHILLMaximum Bead Width 3 x Core DiaMulti / Single Pass MULTIPASSManual / Automatic MANUAL

Technique Technique STRING / WEAVESingle/Both Sides SINGLEMultiple/Single Electrode SINGLEOscillation MANUALOther NOT APPLICABLE

Joint Details Joint Type BUTT WELD(single vee)Method of Preparation FLAME CUT &/OR GRINDIncluded Angle 30-35 Deg Material Thickness 16.0 mmRoot Gap 2.5 - 3.0 mmRoot Face 1.0 - 2.0 mmBacking NONE

Base Metal Details Material Specification ASTM A240Type or Grade 316LHeat Number 314827From - P No. 8To - P No. 8Diameter of Test Coupon NOT APPLICABLEOther PLATE

Welding Consumables Electrode Brand HOBARTSize of Filler Metal 2.4, 3.25 mmSFA / AWS No 5.9& 5.4

Classification ER316L &E316L-16 Type of Flux NOT APPLICABLEOther NONE

Inert Gas Details Gas Type ARGONGas Flow Rate 10LTR/MINGas Mixture 99.99%Oriface / Cup Size 10mmBacking Gas ARGONBacking Flow Rate IOLTR/MINBacking Gas Mixture 99.99%

Preheat Details Pipe to Pipe NOT APPLICABLEPipe to Fittings NOT APPLICABLEFitting to Fitting NOT APPLICABLESpare Line 1Spare Line 2

Interpass Temperature Interpass Temperature NOT TO EXCEED 250 °C

PWHT Details Temperature NOT APPLICABLETime NOT APPLICABLEEquipment Type NOT APPLICABLEOther NOT APPLICABLELine 5

PQR Material Details (QW 403) Qualified ANY METAL ASSIGNED TOCode/Testing Standard ASME IXOther Codes/Standards NOT APPLICABLEP No. / Group No. P8 - GROUP No. 1

Plate & Pipe Ranges Base Metal Thickness 4.75 - 32.00 mm Weld Deposit Thick-GTAWWeld Deposit Thick-SMAWDiameter ALLPQR Filler Metal F Nos. F6 & F5PQR Filler Metal A Nos. A8Interpass Cleaning Method GRINDING & BRUSHINGMethod of Back-Gouging NOT APPLICABLETungsten Type 2% THORIATEDTungsten Size NOT APPLICABLE

NOT APPLICABLE

WPSPASS WELDING ELECTRODE CURENT TYPE ACTUAL WPS ACTUAL WPS TRAVEL TRAVEL ACTUAL INTERNUMBER ELECTRODE DIA (mm) & POLARITY AMPS AMPS VOLTS VOLTS SPEED SPEED KJ/mm Temp°CPass No. 1 GTAW - ER316L 2.4 mm Direct -Ve 108 95-120 10 10-12 40 40-50 1.62 AmbientPass No. 2 GTAW - ER316L 2.4 mm Direct -Ve 109 95-120 10 10-12 67 60-78 0.98 50Pass No. 3 SMAW - E316L-16 2.4 mm Direct +Ve 70 65-79 29 27-30 68 60-80 1.79 73Pass No. 4 SMAW - E316L-16 3.25 mm Direct +Ve 81 81-99 24 22-26 96 86 - 105 1.22 60Pass No. 5 SMAW - E316L-16 3.25 mm Direct +Ve 80 68-93 24 22-26 73 60-85 1.58 81Pass No. 6 SMAW - E316L-16 3.25 mm Direct +Ve 84 72-95 23 21-25 78 65-90 1.65 140Pass No. 7 SMAW - E316L-16 2.4mm Direct +Ve 60 55-70 26 24-28 74 61-85 1.26 110Pass No.8 SMAW - E316L-16 2.4mm Direct +Ve 62 55-70 25 23-27 80 68-92 1.16 100Pass No.9 SMAW - E316L-16 2.4mm Direct +Ve 58 50-70 24 22-26 98 86-105 0.85 112TENSILE TEST

Dimensions UTS Fracture CommentsMark No. Type mm Area mm2 UTL kN N/mm2 Position Location

765 Cross-weld 16.1 x 19.2 309.1 179.2 580 Parent Mat'l

766 Cross-weld 16.3 x 18.7 '304.8 174.8 573 Parent Mat'l

BEND TESTFormer Dia Comments

Mark No. Type Bend Angle mm Result Location767 Side Bend 180° 4 t Acceptable768 Side Bend 180° 4 t Acceptable769 Side Bend 180° 4 t Acceptable770 Side Bend 180° 4 t Acceptable

CHARPY IMPACTLocation Dimensions Temperature Absorbed Energy Average Comments

Mark No. mm °C Joules, J773 W C L 10 x 10 -29 70 77 76 74 Nil774 H A Z 10 x 10 -29 128 112 128 123 Nil

TEST RESULTS

Visual Examination SATISFACTORYSurface NDT QIS/DP/WPS/VP/004Radiography QIS/RT/WPS/VP/37Tensile Test SATISFACTORY

Bend Test SATISFACTORYMacro Examination SATISFACTORYFillet Weld Fracture Test NOT APPLICABLECharpy Vee Notch Code ASTM E23Charpy Vee Notch Test Refer to ReportOther Tests Refer to ReportOVERALL TEST RESULT ACCEPTABLE

mm2

4 t4 t4 t4 t

TEST SPECIFICATION - Interpass Temperature kN N/mm2 Position Location

Parent Mat'l

TEST SPECIFICATION - Interpass TemperatureLocation

Acceptable 1 - 2 o'clock Acceptable 7 - 8 o'clock Acceptable 4 - 5 o'clock Acceptable 10-12 o'clock

### Madina Trading & Contracting Est. - Mechanical Division

WELDING PROCEDURE SPECIFICATION - No. 007 REV: 000

WPS Details Welding Consumables Qualification Range

WPS No. : 007 Electrode Brand : HOBART Material (QW 403) QualifiedRevision No : 000 SFA / AWS No : 5.9& 5.4 ANY METAL ASSIGNED TOSupporting PQR : 007 Classification : ER316L &E316L-16 P8 - GROUP No. 1Welding Process : GTAW / SMAW Type of Flux : NOT APPLICABLE Thickness Qualified (QW 451)Electrode Polarity : -Ve &+Ve Gas Type : ARGON Base Metal: 4.75 - 32.00 mm PQR Position : 3G Gas Flow Rate : 10LTR/MINPositions Qualified : ALL Backing Gas : ARGON Diameter : ALL

Welding Technique Preheat Details Deg C PWHT Details

Weld Direction : UPHILL Pipe to Pipe : NOT APPLICABLE Temperature : NOT APPLICABLEMax Bead Width : 3 x Core Dia Pipe to Fittings : NOT APPLICABLE Time : NOT APPLICABLEMulti / Single Pass : MULTIPASS Fitting to Fitting : NOT APPLICABLE Equipment : NOT APPLICABLEManual Automatic : MANUAL Other : NOT APPLICABLETechnique : STRING / WEAVEOscillation : MANUAL Interpass Temperature : NOT TO EXCEED 250 °C

Joint Details Welding Sequence & Qualified Joint Configuration

### Angle : 30-35 Deg Root Gap : 2.5 - 3.0 mm (rg)Root Face : 1.0 - 2.0 mm (rf)

TEST POSITION 6GRoot Gap : 2.5 - 3.0 mm Root Face : 1.0 - 2.0 mm

Pass Welding Electrode Electrode Current Type Amps Volts Travel Speed Number Welding Class Diameter & Polarity (a) (v) mm / min

Pass No. 1 GTAW - ER316L 2.4 mm Direct -Ve 95-120 10-12 40-50Pass No. 2 GTAW - ER316L 2.4 mm Direct -Ve 95-120 10-12 60-78Pass No. 3 SMAW - E316L-16 2.4 mm Direct +Ve 65-79 27-30 60-80PassNo 4/5 SMAW - E316L-16 3.25 mm Direct +Ve 81-99 22-26 86 - 105Others SMAW - E316L-16 2.4 mm Direct +Ve 60-90 23-28 60-100

ASME Numbers for Filler/Base/Weld Metals Additional Notes

1. PQR Base Matl. P Nos & Group Nos : P8 - GROUP No. 12. PQR Filler Metal F Nos. : F6 & F53. PQR Filler Metal A Nos. : A84. Interpass Cleaning Method : GRINDING & BRUSHING5. Tungsten Type : 2% THORIATED

PREPARED BY REVIEWED BY APPROVED BYNameName : STEVE LANGLEY Name : KEITH HARMER Name : SATHIS KULKARNI

Sign : Sign : Sign :

Dept : QA / QC Dept : ENGINEERING Dept : BUREAU VERITAS

Date : 18-03-99 Date : 18-03-99 Date : 18-03-99

QIS/Excel//WPS007

Madina Trading & Contracting Est. - Mechanical Division

PROCEDURE QUALIFICATION RECORD

PQR : 007 REV : 000 Sheet : 1 of 2

Company Name : Madina Trading & Contracting Est. - Mechanical Division

Original Procedure Qualification Record No : 007 Date : 16 - MARCH - 99

Original WPS No. : 007 Welder ID : MW 00256

Welding Process : GTAW / SMAW Name : SANTHOSH NAIR

Type (Manual / Automatic / Semi-Automatic) : MANUAL Location : MADINA WORKSHOP, SALWA, QATAR.

JOINTS (QW - 402) Welding Sequence

###

################## Angle : 30-35 Deg

Thickness : 16.0 mm (t)Root Gap : 2.5 - 3.0 mm (rg)Root Face : 1.0 - 2.0 mm (rf) TEST POSITION 3GBacking : NONE Root Gap : 2.5 - 3.0 mm Root Face : 1.0 - 2.0 mm

BASE METAL (QW - 403) POSTWELD HEAT TREATMENT (QW - 407)

Material Specification : ASTM A240 Temperature : NOT APPLICABLEType or Grade : 316L Time : NOT APPLICABLEHeat Number : 314827 Equipment Type : NOT APPLICABLEFrom P No. : 8 To P No. : 8 Other : NOT APPLICABLEThickness of Test Coupon : 16.0 mmDiameter of Test Coupon : NOT APPLICABLE

FILLER METAL (QW - 404) GAS (QW - 408)

SFA Specification : 5.9& 5.4 Percent CompositionAWS Specification : A5.9 & A5.4 Type Gas(es) Mixtures Flow RateFiller Metal F No. : F6 & F5 Shielding ARGON 99.99% 10LTR/MINWeld Metal Analysis A No. : A8 Trailing - - -Size of Filler Metal : 2.4, 3.25 mm Backing ARGON ### 99.99% 10 LTR/MIN

Other - - -

POSITION (QW - 405) ADDITIONAL NOTES

Position of Groove : 3GWelding Progression : UPHILLOther : NOT APPLICABLE

PRE - HEAT (QW - 405)

Pre-Heat Temperature : NOT APPLICABLEInterpass Temperature : NOT TO EXCEED 250 °CEquipment Type : NOT APPLICABLEOther : NOT APPLICABLE

QIS/Excel//WPS007

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Madina Trading & Contracting Est. - Mechanical Division

PROCEDURE QUALIFICATION RECORD

PQR : 007 REV : 000 Sheet : 2 of 2

TECHNIQUE (QW - 410)

String or Weave Bead : STRING / WEAVE Single/Both Side : SINGLEOrifice / Cup Size : 10mm Maximum Weave : 3 x Core DiaInterpass Cleaning Method : GRINDING & BRUSHING Joint Type : BUTT WELD(single vee)Method of Back Gouging : NOT APPLICABLE Method of Preparation : FLAME CUT &/OR GRINDOscillation : MANUAL Code/Testing Standard : ASME IXMultiple/Single Pass : MULTIPASS Other Applicable Codes : NOT APPLICABLE

Pass Welding Electrode Electrode Current Type Amps Volts Heat Input Travel Interpass Number Welding Class Diameter & Polarity (a) (v) Kj / mm mm / min Temp°C

Pass No. 1 GTAW - ER316L 2.4 mm Direct -Ve 108 10 1.62 40 AmbientPass No. 2 GTAW - ER316L 2.4 mm Direct -Ve 109 10 0.98 67 50Pass No. 3 SMAW - E316L-16 2.4 mm Direct +Ve 70 29 1.79 68 73Pass No. 4 SMAW - E316L-16 3.25 mm Direct +Ve 81 24 1.22 96 60Pass No. 5 SMAW - E316L-16 3.25 mm Direct +Ve 80 24 1.58 73 81Pass No. 6 SMAW - E316L-16 3.25 mm Direct +Ve 84 23 1.65 78 140Pass No. 7 SMAW - E316L-16 2.4mm Direct +Ve 60 26 1.26 74 110Pass No.8 SMAW - E316L-16 2.4mm Direct +Ve 62 25 1.16 80 100Pass No 9 SMAW - E316L-16 2.4mm Direct +Ve 58 24 0.85 98 112TENSILE TEST TEST SPECIFICATION - ASME IXMark No. Type Dimensions Area UTL UTS Fracture Comments/Location

mm mm2 kN N/mm2 Position

765 Cross-weld 16.1 x 19.2 309.1 179.2 580 Parent Mat'l ###766 Cross-weld 16.3 x 18.7 '304.8 174.8 573 Parent Mat'l ###

BEND TEST TEST SPECIFICATION - ASME IXMark No. Type Bend Angle Former Diameter Result Comments/Location

767 Side Bend 180° 4 t Acceptable ###768 Side Bend 180° 4 t Acceptable ###769 Side Bend 180° 4 t Acceptable ###770 Side Bend 180° 4 t Acceptable ###

CHARPY IMPACT TEST SPECIFICATION - ASTM E23Mark No. Location Dimensions Absorbed Energy Average Temperature °C Comments

mm Joules, J J

773 W C L 10 x 10 70 77 76 74 -29 Nil 774 H A Z 10 x 10 128 112 128 123 -29 Nil

TEST HOUSE LABORITORY : MTS INTERNATIONAL HOLDING Test No. AD-90578 Rev'n 0WITNESSED BY : BUREAU VERITAS, INTERNATIONAL REGISTER, ABU DHABI, U.A.E.

Visual Examination : SATISFACTORY Fillet Weld Fracture Test NOT APPLICABLESurface NDT : QIS/DP/WPS/VP/004 Charpy Vee Notch Test Refer to ReportRadiography : QIS/RT/WPS/VP/37 Other Tests Refer to ReportTensile Test : SATISFACTORY OVERALL TEST RESULT ACCEPTABLEBend Test : SATISFACTORY We certify that the statements in the record above areMacro Examination : SATISFACTORY correct in accordance with the standard indicated above.

PREPARED BY REVIEWED BY APPROVED BY Name : STEVE LANGLEY Name : KEITH HARMER Name : SATHIS KULKARNI

Sign : Sign : Sign :

Dept : QA / QC Dept : ENGINEERING Dept : BUREAU VERITAS

Date : 18-03-99 Date : 18-03-99 Date : 18-03-99

QIS/Excel//WPS007