... alloy etc.. Longitudinal seam welding machine FZN10001. Description:FZN1000 is an automatic longitudinal welding machine, which may be used to ... alloy steel, stainless steel, aluminum and alloy etc.. The machine can use argon arc welding, gas protect welding, plasma weld ... /minFacilities required:(supplied by buyer):For welding machine 220V 50Hz single-phase 10 A Power supply, compressed air 7.5 kg ...