... :0.8mm,1.0mm,1.2mm,1.4mm,1.6mm Copper Coated CO2 gas shielded welding wire Certificate:CCS,BV,GL,KR ... ) is made from excellent Ho8Mn2SiA steel by drawing, straightening and copper coating.. Features: Stable electric arc, low splashing, high deposition ... It can be welded automatically or semi-automatical. Application: low carbon steel and low alloy steel, rolling stock, container, engineering machinery ...