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Project No Doc.No
Revision :0.00
SHELL HOUDINI ECC PROJECT
PIPING FABRICATION, INSTALLATION AND TESTING CONTRACT
UTOC ENGINEERING PTE LTDSINGAPORE
: UE-OTA-60048 :UTOC/ECC/WPS&PQR/0001
Implementation Contract No. 04217-2603 R Reviewed without comments
WELDING PROCEDURE SPECIFICATION (WPS) & PROCEDURE QUALIFICATION RECORDS
(PQR)
Client: SHELL EASTERN PETROLEUM PTE LTD
04217 Shell ECC Project, Singapore Construction Review Status
RJ Rejected
EPCM Contractor ICDR
document code
RN-1 Reviewed with non-technical comments as noted
RN-2 Reviewed with technical comments as noted
Company Revision 0.00
Company Document Number E-00000-CA-6065-26030001
FI For information only
Electronic File NameUTOC WPS & PQR FOR
SHELL PROJECTSub group No: N/A
0.00 8/27/2007 First issue
Reviewed by:
QA/QCM/CM
Approved
by: PM
UTOC ENGINEERING PTE LTD
Rev. No Rev Date
Remarks/Descript
ion of Revision
Status
epared
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BASE MAT-1 BASE MAT-2
Dia&Thick&
Lg(mm)
1 P1 - 001 0To be qualified
P1-001GTAW 6G All 1.6~14.02 SA106GrB SA106GrB
Dia73X
7.01WT X
350Lg
2 P1 - 002 0To be qualified
P1-002
GTAW+
SMAW6G >73 4.8~19.06 SA106GrB SA106GrB
Dia73X
9.53WT X
350Lg
3 P1 - 003 0To be qualified
P1-003
GTAW+
SMAW6G >73 >19~43.9 SA106GrB SA106GrB
Dia168.3x
21.95WTx
350Lg
4 P1-004 0To be qualified
P1-004GTAW 6G All 1.6~19.06 SA106GrB SA106GrB
Dia73X
9.53WT X
350Lg
5 P1 - 005 0To be qualified
P1 - 005GTAW 6G All 1.6~11 A333Gr6 A333Gr6
Dia60.3X5.54
WTX350Lg
6 P1 - 006 0To be qualified
P1-006
GTAW+
SMAW6G >73 >19~ 49.98 A333Gr6 A333Gr6
Dia323.9X
33.32WTX350
Lg
7 P1 - 007 0To be qualified
P1-007
GTAW+
SMAW6G >73 4.8 ~18.5 A333Gr6 A333Gr6
Dia273.1X9.27
WTX350Lg
TEST COUPON
P R O C E S S
T E S T
P O S I T I O N
M I N D I A T O B E
W E L D E D
T H I C K N E S S
R A N G E
Q U A L I F I E D
SN WPS NO. R E V
PQR NO
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BASE MAT-1 BASE MAT-2
Dia&Thick&
Lg(mm)P
TEST COUPON
P R O C E S S
T E S T
P O S I T I O N
M I N D I A T O B E
W E L D E D
T H I C K N E S S
R A N G E
Q U A L I F I E D
SN WPS NO. R E V
PQR NO
11 P4 - 003 0To be qualified
P4-003
GTAW+
SMAW6G >73 >13 ~ 42.88 A335P11 A335P11
Dia406.4X
21.44WTX350
Lg
(
A335P11/
CL.2
WP11CL1
CL1-W
12 P5A - 004 0To be qualified
P5A-004GTAW 6G All 1.6~14.22 A335P22 A335P22
Dia168.3x7.11
WTx350Lg(P5A) A335
13 P5B - 005 0To be qualified
P5B-005GTAW 6G All 1.6~17.48 A335P91 A335P91
Dia60.3X8.74
WTX350Lg
(P
A 213 Gr
Gr P91/ A
CL2/ A
14 P5B - 006 0To be qualified
P5B-006
GTAW+
SMAW6G >73 >13 to 67.86 A335P91 A335P91
Dia457.0X
45.24WTX350
Lg
(P
A 213 Gr
Gr P91/ A
CL2/A2
15 P45 - 007 0To be qualified
P45-001GTAW 6G All 1.6~ 7.82
SB423 UNS
N08825
SB423 UNS
N08825
Dia60.3x3.9
1WTX350Lg
(P
SB423 U
16 P45 - 008 0To be qualified
P45-002
GTAW+
SMAW6G >73 4.8~ 19.04
SB423 UNS
N08825
SB423 UNS
N08825
Dia323.9X
9.52WTX35
0L
(P
SB423 U
17 P8-001 0To be qualified
P8-001GTAW 6G All 1.6~14.02 SA312TP304 SA312TP304
Dia73x
7.01WTX35
0Lg
(
A312-TP
TP304CL
TP304
18 P8 - 002 0To be qualified
P8-002GTAW 6G All 1.6~18.54 SA312-TP316L SA312-TP316L
Dia273.1x
9.27WTX35
0Lg
(
SA312TP
316L
19 P8 - 003 0To be qualified
P8-003GTAW 6G All 1.6 ~ 14.22 A312TP347H A312TP347H
Dia168.3x
7.11WTx
350Lg
(
A 312
A358 TP
TP321/A
A ro
20 P8-P1 - 001 0To be qualified
P8-P1-001
GTAW+
SMAW6G >73 1.6 ~ 14.02
A312TP304
/3O4LSA106GrB
Dia73X
7.01WT X
350Lg
(
SA240/312T
240/312TP3
0/A31
A312/TP347
H or E
21 25Cr -35Ni - 001 0 UTOC/PQR-002 GTAW 6G All 4.8~21HP-Nb LOW
C(25Cr-35Ni)
HP-Nb LOW
C(25Cr-35Ni)
NPS76.2X
10.5WT X
350Lg
HP-Nb
(25C
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method:
XminMetal Non fushing metal Non metalic Other
Xm
The Lesser of T or 1/4in(6.4
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :- Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
A106GrB,A672-C65CL.22,API5LGrB,A53GrB,A105,S25C,S28C,A234WPB/Approved Equivalent
Socket Weld Connection
A106GrB,A672-C65CL.22,API5LGrB,A53GrB,A105,S25C,S28C,A234WPB/Approved Equivalent
Linear unit(mm)
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
14.02mm maximum
TGS- 50/Equivalents
_
ER 70S - G
6
1
GTAW
1.5±0.8
1. Size of fillet 1 1/4 T, but not less than 3mm
1.6mm(min)
1.6mm to 14.02mm
√
75º ±5º
GTAW
ASME section IX
Manual
X
5.18
Xmin = The lesser of 1.4T or thickness of the hub
KOBELCO/Equivalents
1.6 ~ 2.4 mm
Refer joint details
Details of single 'V' -Butt joint
P1-001
P1 - 001
√
3±0.8
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,) 2. Min 2 passes for f illet welds
Fillet Weld Size
t
8/27/2007
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
1 1 1 1
With or without backing
NA
_
NA
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : 300˚ C Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Multiple pass
Single
NA
10~201.6 ~ 2.4mm DC EN
See below
7mm
NA
10-20 LPM
50~120
50~120
10~20
NA
8/27/2007
APPROVED BYCHECKED BY
NA
NA
NA
90~160
S.R.Sivakumar
Stringer and/or Weave
Refer below
NA
99.99%
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.Thambi
0P1 - 001
All NA
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
90~160
Type of Polarity
DC EN
Current
Not allowed
NA
DC- EN
Argon
Wire Bushing / Grinding
ProcessAmp Range
NA
Nil, Single side welded joint
6 ~10 mm
All Positions
X
Percent Composition
2.0 ~ 2.4mm , 2% Thoriated
1.6 ~ 2.4mm
Weld
run(s)
Fill & Cap GTAW ER70S-G
Root&Hot ER70S-GGTAW
Filler Metal
Spec. No
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xm
The Lesser of T or 1/4in(6.4m
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : >73mm
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
GTAW
_
2. Min 2 passes for fillet welds
A106GrB,A672-C65CL.22,API5LGrB,A53GrB,A105,S25C,S28C,A234WPB/Approved Equivalent
E7016-G
SMAW
1
KOBELCO/Equivalent
LB52/Equivalent
4
5.1
_
5mm Max
NA
NA
KOBELCO/Equivalent
1.6 ~ 2.4 mm 2.6 to 3.2mm
NA
NA
_
TGS-50/Equivalent
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
1 1 1 1
t
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
3±0.8
Linear unit(mm)
1.6mm(min)
P1 - 002
1.5±0.8
75º ±5º
P1-002
GTAW + SMAW
With or without backing
Refer joint details
Details of single 'V' -Butt joint
ASME section IXManual
8/27/2007
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm
ER 70S - G
6
A106GrB,A672-C65CL.22,API5LGrB,A53GrB,A105,S25C,S28C,A234WPB/Approved Equivalent
Socket Weld Connection
5.18
14mm
_
1
4.8 mm to 19.06mm
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : 300˚ C Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority : GTAW(DC- EN) &SMAW (DC-EP)
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads : Stringer and/or Weave Stringer and/or Weave
Orifice or Gas Cup Size : 1.6 ~ 10 mm NA
Initial and Interpass Cleaning (Brushing, Grinding etc) : Wire Bushing / Grinding/Chipping
Method of Back Gouging : Nil, Single side welded joint
Max width of weave : 7mmContact Tube to Work Distance : NA NA
Multiple or Single Pass (Per side) : Multiple pass Fill and Cap
Multiple or Single Electrode : Single Single
Travel speed : See below See below
Peening : Not allowed Not allowed
Others : NA NA
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
20~26 95~130Cap SMAW E7016-G 2.6mmto 3.2mm DC EP 95~26
GTAW
Fill SMAW E7016-G
Root&Hot 10~14
Type of Polarity
DC ENER70S-G 1.6 ~ 2.4mm 100-115
NA
Argon 99.99%
NA
All NA
NA
All Positions
X
Percent Composition
10-20 LPM
Weld
run(s)
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. NoProcess
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.ThambiS.R.Sivakumar
APPROVED BYCHECKED BY
NA
NA
NA
SMAW
2.6mmto 3.2mm
0
Amp Range
90-120
Refer below
2.0 ~ 2.4mm , 2% Thoriated
NA
DC EP 20~26
P1 - 002
GTAW
Wire Bushing / Grinding/Chipping
Nil, Single side welded joint
8mm for 2.6Ǿ :12mm for 3.2Ǿ
50~70
8/27/2007
90~115
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xm
The Lesser of T or 1/4in(6.4mm
BASE METALS (QW 403)
P/S. N : Group No. : : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : >73mm
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
A106GrB,A672-C65CL.22,API5LGrB,A53GrB,A105,S25C,S28C,A234WPB/Approved Equivalent
>19.0mm to 43.9mm
_
5.18
E7016
SMAW
5.1
1
4
KOBELCO/EquivalentLB52/Equivalent
Refer joint details
Details of single 'V' -Butt joint
1.5±0.8
ER 70S - G
6
1.6mm(min)
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
With or without backing
Linear unit(mm)
75º ±5º
GTAW & SMAW
Socket Weld Connection
0
P1-003
P1 - 003 8/27/2007
3±0.8
P/S. No.
1. Size of fillet 1 1/4 T, but not less than 3mm
2. Min 2 passes for fillet welds
A106GrB,A672-C65CL.22,API5LGrB,A53GrB,A105,S25C,S28C,A234WPB/Approved Equivalent
ASME section IX
Manual
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
1 1 1 1
t
TO
2.6 to 4.0mm
NA
NA
_
39.1mm4.8mm
_
NA
NA
_
1
GTAW
KOBELCO/Equivalent
1.6 ~ 2.4 mm
TGS-50/Equivalent
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down X Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
NA
12mm
See below
Not allowed
NA
300˚ C
Stringer and/or Weave
6 ~ 10 mm
Wire Bushing / Grinding
NA NA
NA
20 -36 60-150
Travel Speed mm/min
APPROVED BYCHECKED BY
60-150
DC- EN(GTAW), DCEP (SMAW)
Refer below
08 -16
Dia of Electrode
(mm)
Filler Metal
0
600~650˚ C
1Hr/25mm(Min 1Hrs)
8/27/2007
Mohammed Nazly
8/27/2007
T.N.Thambi
Amp Range
70-140
Volts Range
Current
Spec. No
8/27/2007
S.R.Sivakumar
2.6 ~ 4.0 mm
Process
Single
10-20 LPM
All
2.4mm , 2% Thoriated
NA
100˚ C
NA
NA
Nil, Single side welded joint
8/27/2007P1 - 003
80-180
All Positions
Percent Composition
Argon 99.99%
Multiple pass
Root & Hot ER70S-GGTAW 1.6 ~ 2.4mm
E7016 DC EPFill & Cap SMAW
Type of Polarity
DC EN
Weld
run(s)
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method:
XminMetal Non fushing metal Non metalic Other
Xm
The Lesser of T or 1/4in(6.4
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :- Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
NA
19.06mm maximum
TGS- 50/Equivalents
_
_
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
1 1 1 1
t
8/27/2007
With or without backing3±0.8
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,) 2. Min 2 passes for f illet welds
Fillet Weld Size
KOBELCO/Equivalents
1.6 ~ 2.4 mm
NA
1. Size of fillet 1 1/4 T, but not less than 3mm
1.6mm(min)
Linear unit(mm)
Refer joint details
Details of single 'V' -Butt joint
P1-004
P1 - 004
1.5±0.8
√
75º ±5º
GTAW
ASME section IX
Manual
ER 70S - G
6
1
GTAW
1.6mm to 19.06mm
√ X
5.18
Xmin = The lesser of 1.4T or thickness of the hub
A106GrB,A672-C65CL.22,API5LGrB,A53GrB,A105,S25C,S28C,A234WPB/Approved Equivalent
Socket Weld Connection
A106GrB,A672-C65CL.22,API5LGrB,A53GrB,A105,S25C,S28C,A234WPB/Approved Equivalent
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : 300˚ C Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Fill & Cap GTAW ER70S-G
Root&Hot ER70S-GGTAW
ProcessAmp Range
NA
All 600~650˚ C
Nil, Single side welded joint
6 ~10 mm
All Positions
1.6 ~ 2.4mm 90~160
Type of Polarity
DC EN
Percent Composition
Weld
run(s)
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. No
10-20 LPM
Refer below
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.ThambiS.R.Sivakumar
APPROVED BYCHECKED BY
NA
NA
NA
90~160
50~120
50~120
Stringer and/or Weave
10~20
1Hr/25mm(Min 1Hrs)
8/27/2007 0
Not allowed
P1 - 004
NA
DC- EN
Argon
Wire Bushing / Grinding
NA
99.99%
2.0 ~ 2.4mm , 2% Thoriated
10~20
X
1.6 ~ 2.4mm DC EN
See below
7mm
NA
Multiple pass
Single
NA
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method:
Xmin
Metal Non fushing metal Non metalic Other
Xm
The Lesser of T or 1/4in(6.4m
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to : A 333 Gr 6 /A671-CC65CL.22/ A420 WPL6 / A 350 LF2 / Approved Equivalents
Specification Type & Grade :
Thickness Range :- Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others : _
NA
11mm maximum
TGS-1N/Equivalents
_
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
1 1 or 2 1 1 or 2
t
8/27/2007
With or without backing3±0.8
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,) 2. Min 2 passes for fillet welds
Fillet Weld Size
KOBELCO/Equivalents
1.6 ~ 2.4 mm
NA
1. Size of fillet 1 1/4 T, but not less than 3mm
1.6mm(min)
0
Refer joint details
Details of single 'V' -Butt joint
P1 - 005
P1 - 005
1.5±0.8
√
75º ±5º
GTAW
ASME section IX
Manual
ER 70S - G
6
1
GTAW
1.6mm to 11mm
X
5.28
Xmin = The lesser of 1.4T or thickness of the hub
Socket Weld Connection
A 333 Gr 6 /A671-CC65CL.22/ A420 WPL6 / A 350 LF2 / Approved Equivalents
Linear unit(mm)
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : 300˚ C Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Fill & Cap GTAW ER70S-G
Root&Hot ER70S-GGTAW 75-95
Type of Polarity
DC EN
Refer below
NA
Nil, Single side welded joint
6 ~10 mm
All Positions
10-20 LPM
All
ProcessAmp Range
NA
X
Percent Composition
Weld
run(s)
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. No
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.ThambiS.R.Sivakumar
APPROVED BYCHECKED BY
NA
NA
NA
80-110
70-90
80-105
Stringer and/or Weave
11-14
NA
8/27/2007 0
Not allowed
P1 - 005
NA
DC- EN
Argon
Wire Bushing / Grinding
NA
99.99%
2.0 ~ 2.4mm , 2% Thoriated
1.6 ~ 2.4mm DC EN
See below
8mm
NA
Multiple pass
Single
NA
11-14
1.6 ~ 2.4mm
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmi
The Lesser of T or 1/4in(6.4mm
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) :>73mm
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
Socket Weld Connection
5.28
45.18mm
_
ER 70S - G
6
1
GTAW + SMAW
>19 mm to49.98mm
With or without backing
Refer joint details
Details of single 'V' -Butt joint
ASME section IX
Manual
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
0
Linear unit(mm)
1.6mm(min)
1. Size of fillet 1 1/4 T, but not less than 3mm
3±0.8
P1 - 006
1.5±0.8
75º ±5º
P1 - 006
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
1 1 or 2 1 1 or 2
t
8/27/2007
A 333 Gr 6 /A671-CC65CL.22/ A420 WPL6 / A 350 LF2 / Approved Equivalents
TGS-1N/Equivalent
4.8mm
KOBELCO/Equivalent
1.6 ~ 2.4 mm 2.6 to 4.0mm
NA
NA
_ _
E7016-G
SMAW
1
KOBELCO/Equivalent
LB52-NS/Equivalent
4
5.5
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
NA
NA
GTAW
_
2. Min 2 passes for fillet welds
A 333 Gr 6 /A671-CC65CL.22/ A420 WPL6 / A 350 LF2 / Approved Equivalents
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : 100˚ C Gas(es) Mixture Flow rate
Interpass Temperature (Max) : 300˚ C Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority : GTAW(DC- EN) &SMAW (DC-EP)
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
60-15080-1852.6mmto 4.0mm DC EP 20~35
P1 - 006
APPROVED BYCHECKED BY
70-90
3/15/2007 0
Not allowed
NA
Amp Range
See below
8mm
NA
3/15/2007 3/15/2007
Mohammed Nazly
3/15/2007
T.N.ThambiS.R.Sivakumar
Multiple pass
Single
Weld
run(s)
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. NoProcess
NA
Argon
NA
NA
NA
99.99%
NA
Refer below
2.0 ~ 2.4mm , 2% Thoriated
Wire Bushing / Grinding/Chipping
Nil, Single side welded joint
6 ~ 10 mm
Stringer and/or Weave
10-20 LPM
NA
X
All 625˚ C ± 25˚ C
1Hr/25mm(Min 1Hr)
All Positions
Type of Polarity
DC ENER70S-G 1.6 ~ 2.4mm 100-125
Percent Composition
GTAW
Fill & Cap SMAW E7016-G
Root&Hot 14-18
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P/S. N : Group No. : : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : >73mm
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
1
GTAW
KOBELCO/Equivalent
1.6 ~ 2.4 mm
TGS-1N/Equivalent
NA
NA
_
2.6 to 4.0mm
NA
NA
_
13.7mm4.8mm
_
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
1 1 or 2 1 1 or 2
t
TO
1. Size of fillet 1 1/4 T, but not less than 3mm
8/27/2007
3±0.8
P/S. No.
A 333 Gr 6 /A671-CC65CL.22/ A420 WPL6 / A 350 LF2 / Approved Equivalents
ASME section IX
Manual
2. Min 2 passes for fillet welds
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
With or without backing
Linear unit(mm)
0
P1 - 007
P1 - 007
75º ±5º
GTAW & SMAW
KOBELCO/Equivalent
LB52-NS/Equivalent
Refer joint details
Details of single 'V' -Butt joint
1.5±0.8
ER 70S - G
6
1.6mm(min)
Socket Weld Connection
SMAW
5.5
1
4
5.28
E7016-G
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
A 333 Gr 6 /A671-CC65CL.22/ A420 WPL6 / A 350 LF2 / Approved Equivalents
4.8 mm to 18.5mm
_
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Ran :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding
Preheat Maintenance : None Trailing
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Fill & Cap SMAW
Type of Polarity
DC EN
Weld
run(s)
Root & Hot ER70S-GGTAW 1.6 ~ 2.4mm
E7016-G DC EP 90-150
All Positions
Percent Composition
Argon 99.99%
8/27/2007P1 - 007
Multiple pass
Single
10-20 LPM
All
2.4mm , 2% Thoriated
NA
X
Spec. No
8/27/2007
S.R.Sivakumar
2.6 ~ 4.0 mm
Process Dia of Electrode
(mm)
Filler Metal
0
NA
NA
8/27/2007
Mohammed Nazly
8/27/2007
T.N.Thambi
09 -14
NA
APPROVED BYCHECKED BY
60-85
DC- EN(GTAW), DCEP (SMAW)
Refer below
NA
mp Rang
80-120
Volts Range
Current
Travel Speed mm/min
20 -28 70-180
NA
300˚ C
Stringer and/or Weave
6 ~ 10 mm
Wire Bushing / Grinding
NA NA
NA
Nil, Single side welded joint
12mm
See below
Not allowed
NA
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method:
Xmin
Metal Non fushing metal Non metalic Other
Xm
The Lesser of T or 1/4in(6.4m
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to : A 333 Gr 6 /A671-CC65CL.22/ A420 WPL6 / A 350 LF2 / Approved Equivalents
Specification Type & Grade :
Thickness Range :- Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
1.6mm to 18.5mm
X
5.28
Xmin = The lesser of 1.4T or thickness of the hub
Socket Weld Connection
A 333 Gr 6 /A671-CC65CL.22/ A420 WPL6 / A 350 LF2 / Approved Equivalents
Linear unit(mm)
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
ER 70S - G
6
1
GTAW
1.5±0.8
75º ±5º
GTAW
ASME section IX
Manual
0
Refer joint details
Details of single 'V' -Butt joint
P1 - 008
P1 - 008
1. Size of fillet 1 1/4 T, but not less than 3mm
1.6mm(min)
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,) 2. Min 2 passes for fillet welds
Fillet Weld Size
KOBELCO/Equivalents
1.6 ~ 2.4 mm
NA
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
1 1 or 2 1 1 or 2
t
8/27/2007
With or without backing3±0.8
_
NA
18.5mm maximum
TGS-1N/Equivalents
_
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : 300˚ C Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
1.6 ~ 2.4mm DC EN
See below
8mm
NA
Multiple pass
Single
NA
11-14
1.6 ~ 2.4mm
0
Not allowed
P1 - 008
NA
DC- EN
Argon
Wire Bushing / Grinding
NA
99.99%
2.0 ~ 2.4mm , 2% Thoriated
1Hr/25mm(Min 1Hr)
8/27/2007
APPROVED BYCHECKED BY
NA
NA
NA
80-110
70-90
80-105
Stringer and/or Weave
11-14
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.ThambiS.R.Sivakumar
Weld
run(s)
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. No
All
ProcessAmp Range
NA
75-95
Type of Polarity
DC EN
Refer below
625˚ C ± 25˚ C
Nil, Single side welded joint
6 ~10 mm
All Positions
10-20 LPM
X
Percent Composition
Fill & Cap GTAW ER70S-G
Root&Hot ER70S-GGTAW
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
2. Min 2 passes for fillet welds
3 1 3 1
Linear unit(mm)
1.6mm(min)
Socket Weld Connection
5.28
ER80S-G
Refer joint details
Details of single 'V' -Butt joint
ASME section IX
Manual
SA335P1/Equivalent
SA335P1/Equivalent
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm
0
P3 - 001
P3 - 001
6
2
GTAW
1.6mm to 13mm
With or without backing
1.5±0.8
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
t
8/27/2007
3±0.8
75º ±5º
TGS-M/Equivalent
13mm maximum
_
_
GTAW
KOBELCO/Equivalent
1.6 ~ 2.4 mm
NA
NA
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : 300˚ C Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Root &
Hot
P3 - 001
NA
Process
Nil, Single side welded joint
See below
S.R.Sivakumar
APPROVED BYCHECKED BY
60-100
7mm
55-85
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.Thambi
1.6 ~ 2.4mm
1.6 ~ 2.4mm DC EN
ER80S-G DC EN
Multiple pass
Single
GTAW
9-15
Weld
run(s)
2.4mm , 2% Thoriated
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. No
Wire Bushing / Grinding
90-120
10-20 LPM
NA
NA
DC- EN
Refer below
Not allowed
NA
6 ~ 10 mm
NA
NA
Percent Composition
All Positions
NA
8/27/2007
NA
All
NA
NA
X
0
Argon
Amp Range
Stringer and/or Weave
Fill & Cap GTAW ER80S-G
99.99%
85-110 9-15
Type of Polarity
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to : A335P11/A691-1.25 Cr CL.22/A234-WP11CL1,A234-WP11CL1-W/Equivalent
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
Linear unit(mm)
1.6mm(min)
Socket Weld Connection
A335P11/A691-1.25 Cr CL.22/A234-WP11CL1,A234-WP11CL1-W/Equivalent
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groovemay be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm
2. Min 2 passes for fillet welds
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
5.28
ER 80S - G/Equivalent
6
3
P4 - 002
P4 - 002
GTAW Manual
With or without backing
Refer joint details
Details of single 'V' -Butt joint
ASME section IX
1.5±0.8
3±0.8
75º ±5º
0
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
t
7/27/2008
4 1 4 1
1.6 mm to 11mm
TGS-1CM
11.0 max
_
GTAW
KOBELCO/Equivalent
1.6 ~ 2.4 mm
NA
NA
_
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : 200˚ C Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority : GTAW(DC- EN)
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Root &
Hot
P4 - 002
Nil, Single side welded joint
See below
APPROVED BYCHECKED BY
55-85
7mm
55-85
7/27/2008 0
NA
Percent Composition
NA
Multiple pass
Single
7/27/2008 7/27/2008
Mohammed Nazly
7/27/2008
T.N.ThambiS.R.Sivakumar
Process
1.6 ~ 2.4mm
1.6 ~ 2.4mm DC EN
ER80S-GGTAW
9-15
Weld
run(s)
2 ~ 2.4mm , 2% Thoriated
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. No
Wire Bushing / Grinding/Chipping
100-170
10-20 LPM
NA
Refer below
Not allowed
NA
1.6 ~ 10 mm
NA NA
300˚ C
All
NA
Argon
X
Stringer and/or Weave
All Positions
Fill & Cap GTAW ER80S-G
99.99%
100-170 9-15
Type of Polarity
DC EN
Amp Range
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
XminMetal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) :>73mm
Fillet : All
FILLER METALS (QW 404) SMAW
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
KOBELCO/Equivalent
1.6 ~ 2.4 mm 2.6~4.0mm
NA
NA
_
GTAW
CMA-96
38.08
_
NA
NA
4 1 4 1
>13 mm to 42.88mm
A335P11/A691-1.25 Cr CL.22/A234-WP11CL1,A234-WP11CL1-W/Equivalent
P4 - 003
GTAW+SMAW Manual
3±0.8
75º ±5º
0
Details of single 'V' -Butt joint
ASME section IX
1.5±0.8
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
t
8/27/2007
P4 - 003
_
KOBELCO/Equivalent
With or without backing
Refer joint details
TGS-1CM
4.8mm
_
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groovemay be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm
2. Min 2 passes for fillet welds
5.28
ER 80S - G/Equivalent
6
3
Linear unit(mm)
1.6mm(min)
Socket Weld Connection
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
5.5
3
4
E8016-B2/Equivalent
A335P11/A691-1.25 Cr CL.22/A234-WP11CL1,A234-WP11CL1-W/Equivalent
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : 200˚ C Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority : GTAW(DC- EN) &SMAW (DC-EP)
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Fill & Cap SMAW E8016-B2
99.99%
100-170 9-15
Type of Polarity
DC EN
Argon
Amp Range
Stringer and/or Weave
All Positions
NA
All
1Hr/25mm(Min 2Hrs) X
300˚ C
80-210
10-20 LPM
NA
NA
Refer below
Not allowed
NA
6 ~ 10 mm
NA
NA
20~35
Weld
run(s)
2.4mm , 2% Thoriated
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. No
Wire Bushing / Grinding/Chipping
Process
1.6 ~ 2.4mm
2.6mm to 4.00mm DC EP
ER80S-GGTAW
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.ThambiS.R.Sivakumar
60-150
7mm
55-85
8/27/2007 0
725 ±15˚C
Percent Composition
NA
Multiple pass
Single
APPROVED BYCHECKED BY
Nil, Single side welded joint
See below
NA
Root &
Hot
P4 - 003
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to : SA335P22/Equivalents
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
GTAW
KOBELCO/Equivalent
1.6 ~ 2.4 mm
NA
TGS 2 CM/Equivalent
14.22mm maximum
_
NA
_
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
t
8/27/2007
3±0.8
75º ±5º
0P5A - 004
6
4
GTAW
1.6 mm to 14.22mm
With or without backing
Refer joint details
Details of single 'V' -Butt joint
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm
2. Min 2 passes for fillet welds
P5A
P5A - 004
5.28
ER90S-G
ASME section IX
Manual
1.5±0.8
SA335P22/Equivalents
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
1 P5A 1
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
Linear unit(mm)
1.6mm(min)
Socket Weld Connection
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : 225˚ C Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
DC EN
Argon
Amp Range
Stringer and/or Weave
NA
All
NA
NA
99.99%
All Positions
NA NA
300˚ C
X
Wire Bushing / Grinding
90-120
10-20 LPM
NA
NA
DC- EN
Refer below
Not allowed
NA
1.6 ~ 10 mm
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. NoType of Polarity
ER90S-GGTAW
9-15
Weld
run(s)
Current
Fill & Cap GTAW ER90S-G
85-110 9-15
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.Thambi
7mm
55-85
NA
8/27/2007 0
NA
Percent Composition
Multiple pass
Single
2.4mm , 2% Thoriated
See below
S.R.Sivakumar
APPROVED BYCHECKED BY
60-100
Process
1.6 ~ 2.4mm
1.6 ~ 2.4mm DC EN
Nil, Single side welded joint
Root &
Hot
P5A - 004
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to : A 213 Gr T91/ A 335 Gr P91/ A 387 Gr 91 CL2/A234 -WP91/ Approved Eq.
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
2 5B 2
Xmin = The lesser of 1.4T or thickness of the hub
Linear unit(mm)
1.6mm(min)
Socket Weld Connection
5.28
ER 90S - G
6
Manual
1.5±0.8
A 213 Gr T91/ A 335 Gr P91/ A 387 Gr 91 CL2/A234 -WP91/ Approved Eq.
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm
2. Min 2 passes for fillet welds
5B
P5B - 005
P5B - 005
5
GTAW
1.6 mm to 17.48mm
With or without backing
Refer joint details
Details of single 'V' -Butt joint
ASME section IX
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
t
8/27/2007
3±0.8
75º ±5º
0
_
_
NA
NA
KOBELCO/Equivalents
1.6 ~ 2.4 mm
TGS-9Cb/Equivalents
17.48mm maximum
Fillet Weld Size
GTAW
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down X Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : 225˚ C Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Root &
Hot
P5B - 005
Process
APPROVED BYCHECKED BY
60-100
7mm
55-85
NA
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.ThambiS.R.Sivakumar
Weld
run(s)
2.4mm , 2% Thoriated
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. No
Multiple pass
Single
DC- EN
99.99%
GTAW
9-151.6 ~ 2.4mm DC EN
ER90S-G
90-120
1.6 ~ 2.4mm
Amp Range
Refer below
Not allowed
NA
6 ~ 10 mm
Wire Bushing / Grinding
Stringer and/or Weave
Nil, Single side welded joint
See below
NA
300˚ C
725 ±15˚C
Percent Composition
All Positions
NA
10-20 LPM
All
1Hr/25mm(Min 2Hrs)
Argon
Argon
NA
10-20 LPM
8/27/2007 0
Fill & Cap GTAW ER90S-G
99.99%
85-110 9-15
Type of Polarity
DC EN
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : >73mm
Fillet : All
FILLER METALS (QW 404) SMAW
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
KOBELCO/Equivalent
1.6 ~ 2.4 mm 2.6~4.0mm
NA
NA
_
CM-9Cb/Equivalent
63.06mm
_
NA
NA
5B 2 5B 2
>13 mm to 67.86mm
A 213 Gr T91/ A 335 Gr P91/ A 387 Gr 91 CL2/ A234-WP91/Approved Eq.
P5B - 006
GTAW+SMAW Manual
3±0.8
75º ±5º
0
Details of single 'V' -Butt joint
ASME section IX
1.5±0.8
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
t
8/27/2007
P5B - 006
_
KOBELCO/Equivalent
With or without backing
Refer joint details
TGS-9Cb/Equivalent
4.8mm
_
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. W here applicable, the root spacing and details of weld groove
may be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm
2. Min 2 passes for fillet welds
5.28
ER 90S - G
6
5
Linear unit(mm)
1.6mm(min)
Socket Weld Connection
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
5.5
5
4
E9016-G
A 213 Gr T91/ A 335 Gr P91/ A 387 Gr 91 CL2/ A234-WP91/Approved Eq.
GTAW
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : 225˚ C Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Backing :
& continue PWHT
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority : GTAW(DC- EN) &SMAW (DC-EP)
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Fill & Cap SMAW E9016-G
99.99%
100-170 9-15
Type of Polarity
DC EN
Argon
Amp Range
Stringer
All Positions
99.99%
All
1Hr/25mm(Min 2Hrs)
2 hr @ 100˚ C
X
300˚ C
80-210
10-20 LPM
NA
10-20 LPM
Refer below
Not allowed
NA
6 ~ 10 mm
Argon
NA
20~35
Weld
run(s)
2.4mm , 2% Thoriated
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. No
Wire Bushing / Grinding/Chipping
Process
1.6 ~ 2.4mm
2.6mm to 4.00mm DC EP
ER 90S-GGTAW
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.ThambiS.R.Sivakumar
60-150
12mm
55-85
8/27/2007 0
725 ±15˚C
Percent Composition
NA
Multiple pass
Single
APPROVED BYCHECKED BY
Nil, Single side welded joint
See below
NA
Root &
Hot
P5B - 006
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to : SB423 UNS N08825
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : AllFillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
NA 45 NA
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
Linear unit(mm)
1.6mm(min)
Socket Weld Connection
5.14
ERNiCrMo-3
45
Manual
1.5±0.8
SB423 UNS N08825
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm
2. Min 2 passes for fillet welds
45
P45 - 007
P45 - 007
-
GTAW
1.6 mm to 7.82mm
With or without backing
Refer joint details
Details of single 'V' -Butt joint
ASME section IX
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
t
8/27/2007
3±0.8
75º ±5º
0
TGS-N625/Equivalents
7.82mm maximum
_
NA
_
GTAW
KOBELCO/Equivalents
1.6 ~ 2.4 mm
NA
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Root &
Hot
P45 - 007
Nil, Single side welded joint
See below
S.R.Sivakumar
APPROVED BYCHECKED BY
60-90
Process
1.6 ~ 2.4mm
1.6 ~ 2.4mm DC EN
7mm
60-90
NA
8/27/2007 0
NA
Percent Composition
Multiple pass
Single
2.4mm , 2% Thoriated
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.Thambi
ERNiCrMo-3GTAW
8-15
Weld
run(s)
Current
Fill & Cap GTAW ERNiCrMo-3
60 -120 8-15
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. NoType of Polarity
Wire Bushing / Grinding
60 -120
10-20 LPM
NA
10-20 LPM
DC- EN
Refer below
Not allowed
NA
6 ~ 10 mm
NA
150˚ C
X
99.99%
All
NA
Argon
99.99%
All Positions
NA
DC EN
Argon
Amp Range
Stringer and/or Weave
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P No. : Group No. : : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm)
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others : -
-
NA
NA
_
14.24mm4.8mm
_
KOBELCO/Equivalent
1.6 ~ 2.4 mm
TGS-N625
-
NA
NA
2.6mm~4.0mm
SMAWGTAW
:>73mm
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
45 NA 45 NA
t
P45 - 008
P45 - 008
SB423 UNS N08825
SB423 UNS N08825
4.8mm to 19.04mm
8/27/2007
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
ASME section IX
Manual
0
3±0.8
P. No.
Socket Weld Connection
Sketches, production drawings, weld symbols or written description should show the generalarrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
With or without backing
TO
1. Size of fillet 1 1/4 T, but not less than 3mm
2. Min 2 passes for fillet welds
75º ±5º
GTAW & SMAW
KOBELCO/Equivalent
NIC-625
Refer joint details
Details of single 'V' -Butt joint
1.5±0.8
ERNiCrMo-3
45
Linear unit(mm)
1.6mm(min)
45
5.14
-
-
-
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Argon
Nil, Single side welded joint
12mm
NAMultiple pass
99.99% 10-20 LPM
2.4mm , 2% Thoriated
X
150˚ C
Stringer and/or Weave
6 ~ 10 mm
All
P45 - 008
Percent Composition
8/27/2007
All Positions
Fill & Cap SMAW
Weld
run(s)
Root & Hot
TGSN625
(ERNiCrMo-3)GTAW
Process
Filler Metal
Spec. No
NA
99.99%
Not allowed
NIC- 625 2.6mm to 4.00mmDC EP
Single
See below
Wire Bushing / Grinding
NA
S.R.Sivakumar
60 -120
NA
10-20 LPM
DC- EN(GTAW), DC-EP (SMAW)
Refer below
Argon
NA
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.Thambi
Volts Range Travel Speed mm/min
80-210
1.6 ~ 2.4mm
Type of Polarity
8-15
Amp Range
DC EN
Current
APPROVED BYCHECKED BY
60-90
Dia of Electrode
(mm)
20~35 60-150
0
NA
NA
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
X
The Lesser of T or 1/4in(6.
BASE METALS (QW 403)
P No. : Group No. : : Group No. :
Specification Type & Grade to : A312-TP304,A358-TP304CL.1,SUS304,TP304H,F304H
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
P8-001
GTAW Manual
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
P8-001 7/28/2007
With or without backing3±0.8
ASME section IX
Details of single 'V' -Butt joint
75º ±5º
Refer joint details
Linear unit(mm)
1.6mm(min)
t1.5±0.8
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm Fillet Weld Size
2. Min 2 passes for fillet welds
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified. Socket Weld Connection
Xmin = The lesser of 1.4T or t hickness of the hub
8 18 1 TO P. No.
GTAW
5.9
A312-TP304,A358-TP304CL.1,SUS304,TP304H,F304H
1.6mm to 14.02mm
ER 308L
KOBELCO/Equivalent
8
6
14.02mm
_
TGS308L
1.6 ~ 2.4 mm
_
NA
NA
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
P8-001 7/28/2007 0
All NA
NAX
15-25 LPM
All Positions
Percent Composition
200˚ C Argon 99.99% 10-20 LPM
DC- EN
Refer below
2.4mm , 2% Thoriated
NA NA NA
Argon 99.99%
7mm
NA
Multiple pass
Single
Stringer and/or Weave
6 ~ 10 mm
Wire Bushing / Grinding
Nil, Single side welded joint
See below
Not allowed
NA
Weld
run(s)Process
Filter Metal Current
Volts Range Travel Speed mm/minSpec. No
Dia of Electrode
(mm) Type of PolarityAmp Range
Root & Hot GTAW ER308L 1.6 ~ 2.4mm DC EN 90-140
Fill & Cap GTAW ER308L 1.6 ~ 2.4mm DC EN 90-140
CHECKED BY APPROVED BY
S.R.Sivakumar T.N.Thambi Mohammed Nazly
10-12 100-130
10-12 100-130
7/28/2007 7/28/2007 7/28/2007
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
X
The Lesser of T or 1/4in(6
BASE METALS (QW 403)
P No. : Group No. : : Group No. :
Specification Type & Grade to : SA312TP316L,A358-316L CL.1
Specification Type & Grade : SA312TP316L,A358-316L CL.1
Thickness Range :-Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
P8-002
GTAW Manual
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
P8-002 7/27/2008
With or without backing3±0.8
ASME section IX
Details of single 'V' -Butt joint
75º ±5º
Refer joint details
Linear unit(mm)
1.6mm(min)
t1.5±0.8
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm Fillet Weld Size
2. Min 2 passes for fillet welds
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified. Socket Weld Connection
Xmin = The lesser of 1.4T or thickness of the hub
8 18 1 TO P. No.
GTAW
5.9
1.6mm to 18.54mm
ER316L
KOBELCO/ESAB(or)Equivalent
8
6
18.54mm maximum
_
TGS316L
1.6~2.4 mm
_
NA
NA
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
P8-002 7/27/2008 0
All NA
NAX
10-15 LPM
All Positions
Percent Composition
250˚ C Argon 99.99% 10-15 LPM
DC- EN
Refer below
2.4mm , 2% Thoriated
NA NA NA
Argon 99.99%
7mm
NA
Multiple pass
Single
Stringer and/or Weave
6 ~ 10 mm
Wire Bushing / Grinding
Nil, Single side welded joint
See below
Not allowed
NA
Weld
run(s)Process
Filter Metal Current
Volts Range Travel Speed mm/minSpec. No
Dia of Electrode
(mm) Type of PolarityAmp Range
Root & Hot GTAW ER316L 1.6~ 2.4mm DC EN 65~80
Fill & Cap GTAW ER316L 1.6~ 2.4mm DC EN 65~90
CHECKED BY APPROVED BY
Sanjay Prem T.N.Thambi Alan Tay
9~10 55~70
10~12 60~85
7/27/2008 7/27/2008 7/27/2008
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to : A 312 TP 347H/ A358 TP 347H/A312 TP321/A358TP321/ Approved Eq.
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
SHIELDING :
Electrode-Flux (Class) :
Flux trade Name :
Others :
GTAW
KOBELCO/Equivalents
1.6 ~ 2.4 mm
NA
TGS-347/Equivalents
14.22 mm maximum
_
NA
_
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
t
8/27/2007
3±0.8
75º ±5º
0P8 - 003
6
8
GTAW
1.6 mm to 14.22mm
With or without backing
Refer joint details
Details of single 'V' -Butt joint
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm
2. Min 2 passes for fillet welds
8
P8 - 003
5.9
ER 347
ASME section IX
Manual
1.5±0.8
A 312 TP 347H/ A358 TP 347H/A312 TP321/A358TP321/ Approved Eq.
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
1 8 1
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
Linear unit(mm)
1.6mm(min)
Socket Weld Connection
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
DC EN
Argon
Amp Range
Stringer and/or Weave
99.99%
All
NA
Argon
99.99%
All Positions
NA
X
NA
175˚ C
Wire Bushing / Grinding
90-120
10-20 LPM
NA
10-20 LPM
DC- EN
Refer below
Not allowed
NA
6 ~ 10 mm
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. NoType of Polarity
ER347GTAW
9-15
Weld
run(s)
Current
Fill & Cap GTAW ER347
85-110 9-15
8/27/2007 8/27/2007
Mohammed Nazly
8/27/2007
T.N.Thambi
7mm
55-85
NA
8/27/2007 0
NA
Percent Composition
Multiple pass
Single
2.4mm , 2% Thoriated
See below
S.R.Sivakumar
APPROVED BYCHECKED BY
60-100
Process
1.6 ~ 2.4mm
1.6 ~ 2.4mm DC EN
Nil, Single side welded joint
Root &
Hot
P8 - 003
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
XminMetal Non fushing metal Non metalic Other
Xmi
The Lesser of T or 1/4in(6.4mm
BASE METALS (QW 403)
P No. : Group No. : : Group No. :
Specification Type & Grade to : SA240/312TP304/304L,ASTM A240/312TP316/316L ,
ASTM240/A312TP347H,A358TP347H,A312TP321,A358TP321or Equivalent
Specification Type & Grade : SA106GrB,API 5L GrB or Equivalent
Thickness Range :-Groove :
Diameter(mm) : All
Fillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
NA NA
NA NA
_ -
2.4 mm 2.6~3.2
4.8 mm Max 9.22mm Max
_ -
ER309L E309L-16
KOBELCO/ESAB(or)Equivalent
KOBELCO/ESAB
(or)Equivalent
TGS309L NC39L
5.9 5.4
8 8
6 5
1.6mm to 14.02mm
Xmin = The lesser of 1.4T or thickness of the hub
1 1,2&3
GTAW SMAW
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm Fillet Weld Size
2. Min 2 passes for fillet welds
8 1 TO P. No.
Linear unit(mm)
1.6mm(min)
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified. Socket Weld Connection
t1.5±0.8
With or without backing3±0.8
GTAW Manual
ASME section IX
Details of single 'V' -Butt joint
75º ±5º
Refer joint details
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
P8-P1-001 8/27/2007 0
P8-P1-001
X X X X
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : Ambient Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :8/27/2007 8/27/2007 8/27/2007
CHECKED BY APPROVED BY
S.R.Sivakumar T.N.Thambi Mohammed Nazly
9~13 70~95
Fill & Cap GTAW ER309L 2.4mm DC EN 85~100 10~14 75~135
Spec. NoDia of Electrode
(mm) Type of PolarityAmp Range
Root & Hot GTAW ER309L 2.4mm DC EN 80~90
Single
See below Not allowed
NA
Weld
run(s)Process
Filter Metal Current
Volts Range Travel Speed mm/min
6 ~ 10 mm
Wire Bushing / Grinding
Nil, Single side welded joint
8mm
NA
Multiple pass
DC- EN
Refer below
2.4mm , 2% Thoriated
Stringer and/or Weave
NA NA NA
Argon 99.99% 10-20 LPM
All Positions
Percent Composition
150˚ C Argon 99.99% 10-20 LPM
P8-P1-001 8/27/2007 0
All NA
NAX
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Company Name : UTOC ENGINEERING PTE LTD Page : 01 of 02
Welding Procedure Specification No. : Date : Rev :
Supporting Procedure Qualification No. : Date : Rev :
Welding Process(es) : Type :
Welding Code : (Manual/Semi-Auto / Fully-Auto)
JOINTS (QW 402)
Joint Type :
Backing ( Yes) : X (No):
Backing Material (Type) :
Back gouging ( Yes) : X (No): Method: X
Xmin
Metal Non fushing metal Non metalic Other
Xmin
The Lesser of T or 1/4in(6.4mm)
BASE METALS (QW 403)
P. No. : Group No. : TO P. No. : Group No. :
Specification Type & Grade to :
Specification Type & Grade :
Thickness Range :-Groove :
Diameter(mm) : AllFillet : All
FILLER METALS (QW 404)
Spec. SFA No :
Weld Metal A-No :
F- No :
AWS No. (Class) :
Manufacturer
Electrode/Filler trade name :
Dia of Electrode/Filler
Deposited weld metal :
:
Electrode-Flux (Class) :
Flux trade Name :
Others :
GTAW
Nippon/Equivalents
2.4 mm
NA
NA
_
WEL TIG 35CL/Equivalents
21.0mm maximum
_
UTOC ENGINEERING PTE LTD
WELDING PROCEDURE SPECIFICATION (WPS)
t
7/27/2008
3±0.8
75º ±5º
0
UTOC/PQR-002 1/15/2001
25Cr -35Ni - 001
1.5±0.8
-
-
GTAW
4.8 mm to 21.0mm
With or without backing
Refer joint details
Details of single 'V' -Butt joint
ASME section IX
Manual
HP-Nb LOW C (Kubota) 25 Cr - 35Ni
-
-
HP-Nb LOW C (Kubota) 25 Cr - 35Ni
Sketches, production drawings, weld symbols or written description should show the general
arrangement of the parts to be welded. Where applicable, the root spacing and details of weld groove
may be specified.
(At the option of the manufacturer, sketches may be attached to illustrate joint design, weld layers and bead
sequence.eg., for notch toughness procedures and multi process procedures etc.,)
1. Size of fillet 1 1/4 T, but not less than 3mm
2. Min 2 passes for fillet welds
NA NA NA NA
Xmin = The lesser of 1.4T or thickness of the hub
Fillet Weld Size
Linear unit(mm)
1.6mm(min)
Socket Weld Connection
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Company Name : UTOC ENGINEERING PTE LTD Page : 02 of 02
Welding Procedure Specification No. : Date : Rev :
POSITION (QW 405) POSTWELD HEAT TEMPERATURE (QW 407)
Positions of Groove : Temperature Range :
Welding Progression : Up Down Time Range :
Positions of fillet :
PREHEAT (QW 406) GAS (QW 408)
Preheat Temperature (Min) : NA Gas(es) Mixture Flow rate
Interpass Temperature (Max) : Shielding :
Preheat Maintenance : None Trailing :
(Continuous or Special Heating where applicable should be recorded)
Post heating : Nil Backing :
ELECTRICAL CHARACTERISTICS (QW 409)
Current-Polority :
Amps Range : Volts (Range) : Refer below
Tungsten Electrode Size & Type :
TECHNIQUE (QW 410)
Stringer or Weave Beads :
Orifice or Gas Cup Size :
Initial and Interpass Cleaning (Brushing, Grinding etc) :
Method of Back Gouging :
Max width of weave :
Contact Tube to Work Distance :
Multiple or Single Pass (Per side) :
Multiple or Single Electrode :
Travel speed :
Peening :
Others :
PREPARED BY
Name : Name : Name :
Signature : Signature : Signature :
Date : Date : Date :
Fill & Cap GTAW WEL TIG 35CL
99.99%
80 - 130 8-16
Type of Polarity
DC EN
Argon
Amp Range
Stringer and/or Weave
All Positions
NA
-
X
All
NA
100 - 140
5-15 LPM
NA
5-15 LPM
DC- EN
Refer below
Not allowed
NA
6 ~ 10 mm
NA
10 -18
Weld
run(s)
2.4mm , 2% Ce tungsten
Current
Travel Speed mm/minVolts Range
Dia of Electrode
(mm)
Filler Metal
Spec. No
Wire Bushing / Grinding
Process
2.4mm
2.4mm DC EN
WEL TIG 35CLGTAW
7/27/2008 7/27/2008
Mohammed Nazly
7/27/2008
T.N.Thambi
7/27/2008 0
NA
Percent Composition
Multiple pass
Single
99.99%Argon
-
See below
S.R.Sivakumar
APPROVED BYCHECKED BY
50 - 100
7mm
50 - 100
NA
Root &
Hot
25Cr -35Ni - 001
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Revised WPS No ; 25Cr - 35Ni -001
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