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Pearl GTL Project
LINDE ENGINEERING
Shell Project No: HP-3000-QAT Contractor Project No : 5887
Project Document Number: T- 4.251.024 Project Rev.: D Page 2 of 6
Purchase Order Number:
2MH127
Tag/Item Number(s): N/A
Unit(s): ASU
PCWBS: Z
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QATAR SHELL GTL PROJECT (PEARL) C2 AIR SEPARATION UNITS CONSTRUCTION
D A 11.02.09 Issued for Cancellation AB EO AG IFC
C O 23.03.08 Issued for Company Comments BR UA ZG ICC
B 17.03.08 Issued for Review BR UA ZG IIR
A 12.03.08 Issued for Internal Review BR UA ZG IIR
GAMA Rev.
Project Rev
Date Description Prepared
By Checked
By
Approved By
Status
No. No. ORIGINATOR
LINDE ENGINEERING AG
Document Title:
WPS FOR CS & ITCS WITH PWHT (C.S-19-40MM) / (ITCS-20-44MM)
Contractor
Gama Qatar Co. W. L. L.
Document No. LOC470
GAM WPS QAC GTL 003 D
Org.
Code
Doc.
Type
Disc. Code
Geogr. Area
Seq.
No
Rev. No
Vendor Code
Project Document Number: T-4.251.024
Rev No: A
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T-4.251.024 Rev. D Page 4 of 6
TABLE OF CONTENTS
1. 001 2MH127-003-CS/ITCS-G+S 4
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GAMA & ~QATAR ...-.6!MlI"""~__.. Client: SHELL or its PMC
Project Name:
Company Name: WPS No: 001 2MH127- 003-CS/ITCSG+S PQR No: 03-34 Welding Process :
JOINTS ( QW - 402)
Joint Design:
Backing Material (Type ):
Base Metals ( QW - 403) Also as per QW 420.2 PNo. 1 Group No.
OR
Specification Type and Grade:
Specification Type and Grade:
OR
Chern.Analysis and Mech. Prop:
Chern.Analysis and Mech. Prop:
Thickness Range : Groove:
Diameter Range : Groove:
Others:
FILLER METALS(QW 404) F No: 6&4
A-No 1
Spec No. (SFA): 5.18&5.1 AWS No. (Class): Size Of Filler Metals: 2.4-4.0
Deposited weld metal Thk. Groove: Fillet: N/A
Electrode-Flux (Typet Trade Name:
Consumables Insert: N/A
POSITION(SHQW 405) Positions Of Groove: 6G Welding Progression: UPHILL Position(s) of fillet: ALL
GAMAREP
Preoared By Checked Bv
.~3 ~ >< (:J \~.
-{ pdi'\". c'l'~ ~tAsUJ ,..,su
Reference: ASME B31.3, ASME Sec IX, AWS 0 1.1
Contractor: LINDE ENGINEERING AG
C2 ASU PEARL GTL PROJECT-RAS LAFFAN INDUSTRIAL CITY
GAMAQATAR Rev: 0 Date: Rev: 0 Date:
GTAW+SMAW Type(s):
AS DETAILED BELOW Backing (Yesl No):
-=--1 37.N/A
A52.5. ~
~ 1.6 0.8mm -L
1
r -oj r--31rnrn
1 To PNo 1
SA671CC65 OR Equivalent
SA516Gr 70 OR Equivalent
N/A
N/A
CS-19 TO 40mm Fillet:
ITCS-20 TO 44mrn
ALL Fillet:
Other: N/A
Other: N/A
ER 70S6 & E 7018-1
GTAW-5mm,SMAW-35mm
Basic! E 7018-1) ESAB OK Tig rod 12.64 & FILARC35S
200C 200C
~Q< -
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GAMA &~ WELDING PROCEDURE SPECIFICATIONS (WPS) QATAR ((1ldfo:t.fJ.w.,"'I"~ Reference: ASME 831.3, ASME Sec IX, AWS 0 1.1
Iwps No:001 2MH127- 003-CSfITCS-G+S Rev. No: 0 Date: 17.03.2008 I PRE- HEAT (QW - 406) GAS (QW - 408) Pre Heat Min: 80C Shielding Gas(es): Argon (Preheat to 50C if metal temp< 5C) Percent Composition(Mixture): 99.99% Interpass temp: 200C Max Shielding gas flow Rate: 12-15 LPM Method of Heating: By LPGfPropane Gas Heating Torch Backing Gas(es): NfA
Temp Monitoring Method:Thermo melt crayonsf Digital thermo meter Trailing shielding gas composition: NfA
ELECTRICALCHARACTERISTICS(QW - 409) Current AC or DC DC Polarity Electrode -ve (GTAWl & Electrode +ve (SMAWI Amps Range Min120Amps-Max175Amps Voltage range Min10V-Max 26V
Tungsten Electrode Size and Type 2.0 EW-Th-2
Mode of Metal Transfer GMAW NfA
Electrode Wire Feed Speed Range NfA
TECHNIQUE(QW - 410) String or Weave Bead: String-Root Pass Weave- FiII& Cap Orifice or Gas Cup Size : 6f 8f11mm Initial and Interpass Cleaning: Grinding f Wire brushina Method of Back gouging: NfA Oscillation NfA Contact Tube To Work Distance NfA
Multiple Or Single Pass (per side) Multiple Passes Multiple or Single Electrodes Single Electrode Travel Speed(Range) 35 mmfmin - 90 mmfmin OTHERS: Piping Class: Service: PQR Impact test temperature: -46C
Filler Metal Current Weld Pass Process Volts Range Travel Speed Heat Input
Amps mmfmin KJfmm (Max.)Class Diamm Polarity Range Root-1 GTAW ER 70S6 2.4 DCEN 135-140 10-12 35-45 2.88 Hot-2 GTAW ER 70S6 2.4 DCEN 165-175 10-13 65-75 2.1
FILL-3-7 SMAW E 7018-1 3.2 DCEP 120-130 22-25 70-80 2.78 FILL-8-19 SMAW E 7018-1 4.0 DCEP 145-150 23-26 80-90 2.92 CAP-20-24 SMAW E 7018-1 3.2 DCEP 125-130 22-24 65-75 2.88
Notes :1. Above mentioned passes may vary depending on actual thickness of the joint. 2. Weaving width shall not exceed 3 times the diameter of electorde. 3. Electrodes shall be stored & handled as per approved consumable handling procedure-T.4.250.931 f manufacturers instructions. 4. Max: 3.0mm Deposit in one Layer.
GAMA REP Iprepared Bv Checked bv LINDE REP QSGTL or its PMC
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