... :1). mineral machine, engineering machinery, shipping building , oil pipeline equipment, pressure vessels, steel constructions.2). welding of other 500Mpa level carbon ... : CO2 gas shielded mig welding wire is also called Co2 welding wire, mig welding wire, solid welding wire which is widely used ... 1.280~35015~25φ 1.6120~45020~25 Mig welding wire ER70S 6 Solder wire & DIN SG2 mig mag welding wire