... 1 Used mig Welders for Sale 1.Suitable for all-position welding work. 2.stable arc, less spatter 3.ISO9001:2000,CCS ER49-1 ... Used mig Welders for Sale Basic Information1. AWS:ER49-1Mig ... for welding.2. Material: Copper/copper alloy.3. Surface: Copper coated.4. Diameter:0.8mm,1.0mm,1.2mm,1 ... and pipeline etc.3. It is suitable for all position welding of steel sheets and ...