AWS A5.18 ER70S-6 SIZE: 0.8mm, 0.9mm,1.0mm,1.2mm,1.6mm ≤ER70S-6 is a coppered low alloy steel wire with all position welding.The wire has a very good welding performance and the weld metal shows lower temperature impact toughness. It is mainly for butt and fillet welding structures made by shipping steel and low alloy steel, such as ships , containers, as well as vehicles,engineering and ...