... ER70S-6, GB/TER50-6 Feature: low carbon steel, high tensile, high quality, little spark and perfect shape. Application: Mainly used for welding ... alloy steel, widely used in industries of vehicles, bridge-engineering, machine-engineering, steel structures, shipping manufature. Chemical composition ofwire: C Mn ... OH current (A) 40-120 50-160 45-180 supply high quality CO2 welding wire