... ,MAG,MIG machine and various cutting equipment.The products are widely used in aviation and space,pressure vessel,checmical,water heater,stainless ... steel product and other industries.1.Applicable material:stainless steel,carbon steel, AL alloy2. welding thickness:0 ... precision:±0.1mm/m8. Cylinder diameter:≥ID180mm Automatic longitudinal seam welding machine