Wps Saw 55g4u
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ANNEX N
AWS D1.1/D1.1M:2010
MODERN PREFAB SYSTEMS PVT. LTD. WELDING PROCEDURE SPECIFICATION (WPS)
Company Name: Modern Prefab Systems Pvt. Ltd. Welding Process SAW . ing PQR No. NA .
T DESIGN USED Type: √ Double Weld Single √ Backing: YES NO Backing Material NA Root Opening 2- 3 mm Root Face Dimension 2-3mm Radius (J-U) NA Groove Angle: 65 ± 5º Back Gouging: Yes
√ NO
Identification # Revision 00 Authorized by Type- Manual Mechanized
NA Date: 16/04/2012 Date: 16/04/2012 Semiautomatic Automatic
√
POSITION Position of Groove: 1G Vertical Progression: Up
. Fillet: Down
NA
.
Electrical Characteristics Transfer Mode (SAW)
Short-Circuiting √ Globular Spray Current: AC DCEP √ DCEN PULSED Other _____________ __________________ Tungsten Electrode (GTAW) Size: _____NA __ Type: ____NA ___
Method Grinding
BASE METALS Material Spec. IS 2062 Type of grade Grade A Thickness: Groove 12mm to 25mm Fillet NA Diameter (Pipe) NA
TECHNIQUE FILLER METALS AWS Specification AWS A 5.17 AWS Classification EL - 8
SHIELDING Flux
NA
.
Gas CO2 Composition Electrode-Flux (Class) F-7A4-EL8 Flow Rate 10 to 20 L/hr Gas Cup Size 15 - 25mm
100%
Stringer or Weave Bead: STRINGER . Multi - or Single (per side) SINGLE . Number of Electrodes One . Electrode Spacing Longitudinal NA Lateral NA . Angle NA . Tube to work Distance 19 - 25MM . Peening . NA . Inter Cleaning: CHIPPING, BRUSHING or GRINDING . .
POST WELD HEAT TREATMENT Preheat Preheat Temp. Min Inter Temp. Min.
NA NA
.
Max.
NA
. .
Temp. Time
NA NA
. .
WELDING PROCEDURE Filler Metals Current or Class Diam. Weld Type & Amps or Wire Larer(s) Process Polarity Feed Speed Volts 1 SAW EL - 8 3.15mm DCEP 300 - 400 A 25 - 33
Travel Speed
(IPM) 8 - 12
t Details 65 ±5º
12mm
12mm
2-3mm
12mm
AWS D1.1/D1.1M:2010
MODERN PREFAB SYSTEMS PVT. LTD. WELDING PROCEDURE SPECIFICATION (WPS)
Company Name: Modern Prefab Systems Pvt. Ltd. Welding Process SAW . ing PQR No. NA .
T DESIGN USED Type: √ Double Weld Single √ Backing: YES NO Backing Material NA Root Opening 2- 3 mm Root Face Dimension 2-3mm Radius (J-U) NA Groove Angle: 65 ± 5º Back Gouging: Yes
√ NO
Identification # Revision 00 Authorized by Type- Manual Mechanized
NA Date: 16/04/2012 Date: 16/04/2012 Semiautomatic Automatic
√
POSITION Position of Groove: 1G Vertical Progression: Up
. Fillet: Down
NA
.
Electrical Characteristics Transfer Mode (SAW)
Short-Circuiting √ Globular Spray Current: AC DCEP √ DCEN PULSED Other _____________ __________________ Tungsten Electrode (GTAW) Size: _____NA __ Type: ____NA ___
Method Grinding
BASE METALS Material Spec. IS 2062 Type of grade Grade A Thickness: Groove 12mm to 25mm Fillet NA Diameter (Pipe) NA
TECHNIQUE FILLER METALS AWS Specification AWS A 5.17 AWS Classification EL - 8
SHIELDING Flux
NA
.
Gas CO2 Composition Electrode-Flux (Class) F-7A4-EL8 Flow Rate 10 to 20 L/hr Gas Cup Size 15 - 25mm
100%
Stringer or Weave Bead: STRINGER . Multi - or Single (per side) SINGLE . Number of Electrodes One . Electrode Spacing Longitudinal NA Lateral NA . Angle NA . Tube to work Distance 19 - 25MM . Peening . NA . Inter Cleaning: CHIPPING, BRUSHING or GRINDING . .
POST WELD HEAT TREATMENT Preheat Preheat Temp. Min Inter Temp. Min.
NA NA
.
Max.
NA
. .
Temp. Time
NA NA
. .
WELDING PROCEDURE Filler Metals Current or Class Diam. Weld Type & Amps or Wire Larer(s) Process Polarity Feed Speed Volts 1 SAW EL - 8 3.15mm DCEP 300 - 400 A 25 - 33
Travel Speed
(IPM) 8 - 12
t Details 65 ±5º
12mm
12mm
2-3mm
12mm
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