MMAW 4G Welding procedure specification Application code AS1554.1:2004 Material 1 Various Welding process MMAW Material 2 Groups Joint type Single vee butt Thickness 10 mm Position Diameter N/A 4G Thermal conditions Welding technique/Preparation Min preheat Nil above 10 °C Preparation method Machine, cut and/or grind Method Flame (propane) if required Gouge method N/A Temp. Digital thermocouple/temp. crayons Interpass cleaning Grind and/or wire brush Arc energy Max 1.92 Kj/mm Max bead width MMAW-5 x electrode diameter Max interpass temp. 220 °C Electrical stick out N/A PWHT None Shielding gas flow N/A Purge gas flow N/A Ref Consumable brand Consumable classification Consumable treatment A E4111 or E4816 Stored dry B E4113 or E4816 C D Weld details Electrode/ Flux Welding parameters Travel Filler speed Pass Process Side Pos Dir Ref Size Or Gas Pol Amps (mm/min) 1 MMAW 1 4G A 2.4 DC– 70 20 70–90 2+ MMAW 1 4G B 3.2 DC+ 110 21 160 Notes 1. Visual inspection to comply with AS1554.1:2004 SP Category Table 6.2. 2. Number of passes may vary according to thickness. Approved Approved client Release stamp
MMAW 4G Welding procedure specification Application code Welding process Joint type Position AS1554.1:2004 MMAW Single vee butt 4G Material 1 Material 2 Thickness Diameter Various Groups 10 mm N/A Thermal conditions Welding technique/Preparation Min preheat Method Temp. Arc energy Max interpass temp. PWHT Nil above 10 °C Flame (propane) if required Digital thermocouple/temp. crayons Max 1.92 Kj/mm 220 °C None Preparation method Gouge method Interpass cleaning Max bead width Electrical stick out Shielding gas flow Purge gas flow Machine, cut and/or grind N/A Grind and/or wire brush MMAW-5 x electrode diameter N/A N/A N/A Ref Consumable brand Consumable classification Consumable treatment A B C D E4111 or E4816 E4113 or E4816 Stored dry Weld details Electrode/ Filler Flux Welding parameters Travel speed Pass Process Side Pos Dir Ref Size Or Gas Pol Amps (mm/min) 1 2+ MMAW MMAW 1 1 4G 4G A B 2.4 3.2 DC– DC+ 70 110 20 21 70–90 160 Notes 1. Visual inspection to comply with AS1554.1:2004 SP Category Table 6.2. 2. Number of passes may vary according to thickness. Approved Approved client Release stamp
ENG1363%20Cert%20III%20Eng%20Fab%20Trade%20Welding%20MEM30305.docx