... ,1.0mm,1.2mm,1.4mm,1.6mm Copper Coated CO2 gas shielded welding wire Certificate:CCS,BV,GL,KR,NK,ABS,LR ... Material:CO2 Gas Shielded Welding Wire (AWS ER70S-6) is made from excellent Ho8Mn2SiA steel by drawing, straightening and copper coating.. Features: Stable ...