WELDING WIRE MIG/MAG WIRE ER70S-6 ER70S-3 WELDING WIREMIG/MAG WIRE ER70S-6For welding low carbon and high strength steel structures of 500Mpa.80%Ar+20%CO2CO2 gas-shielded welding wires are primarily used for all position welding of steel structures, pressure vessels, containers, construction machinery, ships, railways, automobiles, motorcycles and 300MW thermoelectric generators and are ...