welding101 (27)in #welding101 • 7 years ago • NoneArgon tig welding 6" 2.8mm wall thickness bud weldwelding101 (27)in #welding101 • 7 years ago • NoneArgon tig welding mild steel 6" 2.8mm wall thickness to flangewelding101 (27)in #goldpineal • 7 years ago • NoneMig co2 welding