• Author / Uploaded
• Sachin S. Salunkhe

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ANNEX N

AWS D1.1/D1.1M:2010

PWPS

WELDING PROCEDURE SPECIFICATION (WPS) Yes PREQUALIFIED __________ QUALIFIED BY TESTING __________ or PROCEDURE QUALIFICATION RECORDS (PQR) Yes UE/WPS/AWS/GMAW/2G/21 Identification # _________________________________ 15 Jan. 2013 Sachin 00 Revision _______ Date __________ By ____________ 15 Jan. 2013 Ravindra Rahane Authorized by __________________ Date __________ Type—Manual Semiautomatic Mechanized Automatic

Ultra Engineers. Company Name _______________________________ GMAW Welding Process(es) ____________________________ UE/PQR/AWS/GMAW/2G/21 Supporting PQR No.(s) __________________________

JOINT DESIGN USED Butt Weld Weld Type: Butt Single Double Weld Backing: Yes No Backing: Backing Material: Non for root pass weld for subsequent passes 2-3mm 2mm max Root Opening ______ Root Face Dimension ________ -60ĥ ( ± 5ĥ ) Groove Angle: ___________ Radius (J–U) _________ Back Gouging: Yes No Method _______

POSITION 2G NA Position of Groove: ______________ Fillet: __________ Vertical Progression: Up Down for 3G Position

ELECTRICAL CHARACTERISTICS As per Bellow Table ______________________ Transfer Mode (GMAW) Short-Circuiting Globular Spray Current: AC DCEP DCEN Pulsed Power Source: CC CV Other ________________________________________ Tungsten Electrode (GTAW) NA Size: ______________ NA Type: ______________

By Grinding , Chipping, Brushing

BASE METALS ASTM A 36 Material Spec. _________________________________ A36 to A36 Type or Grade _________________________________ 25 mm -Thickness: Groove ____________ Fillet __________ NA Diameter (Pipe) ________________________________ FILLER METALS SFA 5.18 AWS Specification______________________________ ER 70S-6 AWS Classification _____________________________

SHIELDING Argon+CO2 NA Flux ___________________ Gas _________________ 80%+20% Composition __________ NA 10 to 15 LPM Electrode-Flux (Class)_____ Flow Rate ____________ NA ______________________ Gas Cup Size _________

TECHNIQUE Both stringer and weave Stringer or Weave Bead: _________________________ Multipass Multi-pass or Single Pass (per side)_________________ Single Number of Electrodes ___________________________ NA Electrode Spacing Longitudinal ____________ NA Lateral_________________ NA Angle _________________ 15-25 mm Contact Tube to Work Distance ____________________ NA Peening ______________________________________ Brushing,Chipping and grinding Interpass Cleaning: _____________________________

PREHEAT 10ĥC Preheat Temp., Min. ____________________________ 250ĥC 10ĥC Interpass Temp., Min. ___________ Max. _________

POSTWELD HEAT TREATMENT NA Temp. ________________________________________ NA Time _________________________________________

Wire Diameter Ø0.8, Ø1.2mm

WELDING PROCEDURE Pass or Weld Layer(s)

Filler Metals Process

Class

Diam.

Current Type & Polarity

Root Run

GMAW

Subsequent Run

ER 70S6

Ø 1.2mm

Amps or Wire Feed Speed

Volts

Travel Speed

180-220 Amp.

18-25 Volts

250-350 mm/min.

180-220 Amp.

18-25 Volts

250-350 mm/min

DCEP

Form N-1 (Front)

354

Joint Details