QW- 482 WELDING PROCEDURE SPECIFICATION (WPS) (See QW-200.1, Section IX, ASME Boiler and Pressure Vessel Code) ============================= ============================================ ============================== ============================== ============================== ============================== =================== ==== Company Name
Chevron Oronite Co. LLC
W elding Proc edure Specif ication No. Revision No. W elding Proc ess(es)
By:
181
Date
0
June 21, 2000
Robert A. Guthrie
Supporting PQR No. (s)
181
Date
GT AW
Type(s)
Manual (Automatic, Manual, Machine, or Semi-Automatic)
JOINTS (QW-402)
Details
Joint Design Backing
Single-Vee Groove
(Yes)
(No)
Back Backin ing g Mate Materi ria al (Type (Type))
X
60o-75 o
N/A N/A (Refer to both both backing and retainers.)
Me Metal
Nonf using Metal
No Nonmetallic
Other 1/16" 1/16"-3/32"
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 the 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, e.g. for notch toughness toughness procedures, for multiple process procedures, etc.)
*BASE METALS (QW-403) P-No.
44
Group No.
to P-No.
45
OR Speci Specifica ficatio tion n typ type e and and grade grade
SB-622 SB-622 Alloy Alloy N1027 N10276 6 (HASTE (HASTELL LLOY OY C-276 C-276))
to Specifica Specificatio tion n type type and and grad grade e
SB-677 SB-677 Allo Alloy y N08904 N08904 (904L) (904L)
OR Chem. Analysis and Mech Prop. to Chem. Analysis and Mech Prop. Thickness Range: Bas e Metal:
Groove
0.0625” to 0.688”
Fillet
Unlimited
Pipe Dia. Range:
Groove
All
Fillet
Unlimited
Other
*FILLER METALS (QW-404)
GTAW
Spec. No. (SFA)
5.14
AWS No. (Class)
ERNiCRMo-4
F-No.
44
A-No.
N/A
Size of Filler Metals
3/32”, 1/8”
Weld Metal Thicknes s Range:
0.0625” – 0.688”
Groove Fillet
Unlimited
Electrode-Flux (Class)
N/A
Flux Trade Name
N.A
Consumable Insert
N/A
Other
N/A
*Each base metal-filler metal combination should be recorded individually.
Group No.
QW-482 (Back) WPS No.
POSITIONS (QW-405)
181
Rev.
0
POSTWELD HEAT TREATMENT (QW-407)
Position(s) of Groove
All
Temperature Range
Welding Progression: Up
X
Position(s) of Fillet
Down
N/A
Time Range
All
PREHEAT (QW-406)
GAS (QW-408) o
Preheat Temp. Min
60 F
Percent Composition
o
Interpass Temp Max.
200 F
Preheat Maintenance
As needed
Shielding
(Continuous or special heating where applicable should be recorded)
Gas(es)
(Mixture)
Flow Rate
Argon
100%
25-30 CFH
100%
5 CFH
Trailing
N/A
Backing
Argon
ELECTRICAL CHARACTERISTICS (QW-409) Current AC or DC
DC
Polarity
Straight (DCEN)
Amps (Range)
80-120
Volts (Range)
8-20
(Amps and volts range should be recorded for each electrode size, position, and thickness, etc. This information may be listed in a tabular form similar to that shown below.) Tungsten Electrode Size and Type
3/32”, 1/8” EW-Th-2 Pure (Tungsten, 2% Thoriated, etc.)
Mode of Metal Transfer for GMAW
N/A (Spray arc, short circuiting arc, etc.)
Electrode Wire feed speed range
Manual
TECHNIQUE (QW-410) String or Weave Bead
String
Orifice or Gas Cup Size
? ” min. – ½”
Initial and Interpass Cleaning (Brushing, Grinding, etc.).
W ire brushing and grinding. Note: Use only stainless steel wire bushes and aluminum oxide grinding wheels.
Method of Back Gouging
N/A
Oscillation
2 ½ times rod diameter
Contact Tube to Work Distance
¼” – ½”
Multiple or Single Pass (per side)
Multiple
Multiple or Single Electrodes
Single
Travel Speed (Range)
Manual
Peening
None
Other
Filler Metal
Current
IPM
Other
(e.g., Remarks, Comments, Hot Wire Addition, Technique, Torch Angle, Etc.)
Weld Layer(s)
Process
Class
Dia.
Type Polar.
Amps Range
Volt Range
Travel Speed Range
1 - Cap
GTAW
ERNiC RMo-4
3/32”, 1/8”
DCEN
80-120
8-20
Manual
QW-483 PROCEDURE QUALIFICATION RECORD (PQR) (See QW -200.2, Section IX, ASME Boiler and Pressure Vessel Code) Record Actual Conditions Used to Weld Test Coupon ============================================================================================================ Company Name
Chevron Oronite Company LLC
Procedure Qualification Record No. WPS No.
181
Date June 21, 2000
181
W elding Proc ess (es)
GT AW
Types (Manual, Automatic, Semi-Automatic)
Manual
JOINTS (QW-402) 60o-75o
1/16"
1/16"-3/32"
Groove Design of Test Coupon (For continuous qualifications, the deposited weld metal thickness shall be recorded for each filter metal or process used.) BASE METALS (QW-403)
POSTWELD HEAT TREATMENT (QW-407)
Material Spec.
SB-622 to SB-677
Type or Grade
Alloy N10276 (Hastelloy C-276) to Alloy N08904 (904L)
P-No.
44
to P-No.
Thickness of Test Coupon
0.344”
Diameter of Test Coupon
2.375”
Other
45
Temperature
N/A
Time
N/A
Other
GAS (QW-408)
Percent Composition
FILLER METALS (QW-404)
Gas(es)
(Mixture)
Flow Rate
Argon
100%
25-30 CFH
100%
5 CFH
SFA Specification
5.14
AWS Specification
ERNiCRMo-4
Trailing
N/A
Filler Metal F-No.
44
Backing
Argon
W eld Metal Analysis A-No.
N/A
Size of Filler Metal
1/8”
Other
Weld Metal Thickness
0.0625”-0.688"
Shielding
ELECTRICAL CHARACTERISTICS (QW-409) Current
DC
Polarity
Straight (DCEN)
Amps
80-113
Volts
Tungsten Electrode Size
10-12
1/8”
Other POSITION (QW-405)
TECHNIQUE (QW-410)
Position of Groove
6G
Weld Progression (Up/Downhill) Other
Travel Speed Uphill
N/A
2-4 IPM
String or W eave Bead Oscillation
String
2 ½ times rod diameter
Multipass or Single Pass (per side) Single or Multiple Electrodes PREHEAT (QW-406)
Other o
Preheat Temp.
83 F (60º F minimum)
Interpass Temp.
83 F - 373ºF
Other
o
N/A
Single
Multipass
QW-483 (Back) PQR No. Tensile Test (QW-150) Area Ultimate Total 2 In. Load, lb
Specimen No.
Width in.
Thickness In.
2664.90-T1
0.750”
0.291”
0.218”
2664.90-T2
0.703”
0.294”
0.206”
181
Ultimate Unit Stress psi
Type of Failure & Location
22,900
105,045
Base
20,600
100,000
Base
Guided-Bend Tests (QW-160)
Specimen No.
Type and Figure Number
Result
2664.90-R1 Root Bend
Acceptable
2664.90-R2 Root Bend
Acceptable
2664.90-F1 Face Bend
Acceptable
2664.90-F2 Face Bend
Acceptable
Notch Location
Specimen Size
Toughness Tests (QW-170) Test Impact Values Temp. Ft-Lbs % Shear
Drop Weight Break No Break
Mils L.E.
Fillet-Weld Test (QW-170)
Result - Satisfactory: Yes
No
Penetration into Parent Metal: Yes
No
Macro - Results
Other Tests
Type of Test Deposit Analysis Other
.............................................................................................................................................................................................................................................
Welder’s Name
Dana King
Tests conducted by:
Clock No.
Inspection Specialists, Inc. – MTL Div.
Laboratory Test No.
Stamp No.
K1
2664.90
We certify that the statements in this record are correct and that the test welds were prepared, welded, and tested in accordance with the requirements of Section IX of the ASME Code.
Manufacturer Date
June 21, 2000
By
Chevron Oronite Company LLC
Robert A. Guthri e
(Detail of record of tests are illustrative only and may be modified to conform to the type and number of tests required by the Code.)
