... of 0.8~φ5.0mm for your choosing.In addition,we also supply welding rod of J501Fe18,J422,J502,J506,J507 and stainless steel ... to vehicles, buildings, bridges, shipbuilding, Iron, Steel and pressure vessel industries, and can also be ... -speed welding for sheet metal and piping..Trade MankDiameterLot NoMfg DateExecutive StandardTypeDate of lssueER 70S-6 ... sg2 Copper welding wire for mild steel Made In China