AWS ER70S-6 welding wire 1.High quality steel 2.Smooth copper coating, 3.Excellent welding performance. ER70S-6 welding wire Description: The product is ... characteristics such as open arc, slag-free, good weld ability, high efficiency, beautiful bead, littler spatter. It cant be welded in ... all positions . The product has high precision size. It is winded in Spool, so that it ...