1.High quality welding wire ER70S-6 2.ISO9001:2008,ABS,GL, ... technological properties, stable and smooth wire feed, rapid melting speed, high deposition efficiency, minimum arc spatter and even and beautiful welding line, ... bridges, engineering machinery, pressure vessels and buildings.Producing process: PretreatmentDrawbenchCopperingPacking High Quality CO2 Gas Shielded Welding Wire AWS ER 70S-6 A5. ...