Doc No: QAT-QA&QC/FRM-66
DESCON ENGINEERING QATAR L.L.C
Rev: 00
WELDING PROCEDURE SPECIFICATION PLATEAU MAINTENACE PROJECT APPLICABLE CLASSES:
Date: Aug 21, 2007 Page: 1 of 2
1P1X, 1P3X, 1S1X, 1T30X, A1X, W1A1X, W1A2X, 3P1X, 3S1X, 6P1X,
Sheet
1 of 2
6S1X, 1P1, 1S1, A1, 3P1, 3S1, W1A2, 1R1BX, 1R1B, 3R1B QATAR GAS
Company:
TCJV
Client:
8011-11-A/B-03
Welding Procedure Specification no.
DESCON ENGINEERING QATAR L.L.C
Manufacturer: Revision No.
Supporting PQR No.(s)
QGP-A/B-02-02 DEL-DES-002
Welding Process (es)
GTAW + SMAW
CODE
ASME B 31.3 / ASME IX / Project Specifications
01 00 01
Revision No. Type (s) *
Date: 02/12/2010 Date: 18/01/2003 Date: 12/09/2005
Manual * (Automatic, Manual, Machine or Semi-Auto)
JOINTS (QW-402) Joint Design
ALL TYPES
Backing (Yes)
GTAW - NO / SMAW - YES (Weld Metal)
Backing Material (Type)
N.A
Rtainers (Yes / No)
N.A (Refer to both backing and retainers.)
Metal
Nonfusing Metal
Nonmetallic
Other
Bevel Preparation:- Flame cut, Machining / Grinding
For detail of sketches, see Page 3/3
BASE METALS (QW-403) P.No.
1
S.No.
Group No.
1&2
Group No.
to P.No. to S.No.
1
Group No.
1&2
Group No.
OR Specification type and grade
A106 Gr. B / A 333 Gr.6 / API 5L Gr. B / A672 Gr.C65 / A350 LF2 / FITTINGS OR EQUIVALENT
to specification type and grade
A106 Gr. B / A 333 Gr.6 / API 5L Gr. B / A672 Gr.C65 / A350 LF2 / FITTINGS OR EQUIVALENT
OR Chem. Analysis and Mech. Prop.
-
to Chem. Analysis and Mech. Prop.
N.A
Thickness Range : Base Metal :
Groove
4.0 ~ 19.0 mm
Fillet
All
Pipe Dia Range:
Groove
All
Fillet
All
Other
* REPAIR FOR ALL THICKNESS
FILLER METALS (QW-404)
Root
Filling / Capping
Spec. No. (SFA)
5.18
5.1
AWS No. (Class)
ER 70S-6
E 7018 - 1
F. No.
6
4
A.No.
1
1
Size of Filler Metals
2.4 mm
2.5~3.2 mm
Filler Metal / Electrode Product Type
OK Tigrod 12.61
OK 55.00
Deposited Weld Metal:
-
-
Groove
7.0 mm
19.0 mm
Fillet
All
All
Thickness Range :
Flux
N/A
N/A
Electrode-Flux (Class)
N.A
N.A
Flux Trade Name
N.A
N.A
Consumable Insert
N.A
N.A
Other Brand
ESAB / METRODE / ELGA / LINCOLN / ADOR
