copper welding wire ISO9001, SGS,TUV,CE 0.8,0.9,1. ... -6 for carbon steel and 500MPa grade low alloy steel copper welding wire Model:AWS A5.18 ER70S-6Specification:1)Size: 0 ... ,0.9,1.0,1.2,1.6mm2)Application: for welding of carbon steel and 500Mpa grade low-allow steel, such ... /S(MPa)Y/S(MPa) A(%)Akv(J)shielded gas5504302885CO2 copper coated welding wire ER70S-6