carbon steel wire rods Coil 5.5mm SWRH82B,SWRH77B,SWRS82B, H08A,ER70S-6, ... ER70S-2,ER70S-3,ER70S-4,ER70S carbon steel wire rods Coil 5.5mmSWRH82B,SWRH77B,SWRS82B, H08A,ER70S-6,SWRH62A, ... produce various kinds of CO2 gas shielded welding wire, argon arc welding wire and submerged welding wire.Characteristic and ApplicationHard Wire has ... meet the requirement of metalwork industry. carbon steel wire rods