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

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

T-4.251.024 Rev. D Page 4 of 6

TABLE OF CONTENTS

1. 001 2MH127-003-CS/ITCS-G+S 4

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< -

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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