Submerged Arc Welding Wire,Gas Shielded Arc Welding Wire,CO2 Welding Wire,MIG Welding Wire. Submerged Arc Welding Wire,Gas Shielded Arc Welding Wire,CO2 Welding Wire,MIG Welding Wire.Standards: GB/T8110-2008, AWS A5.28M:2005Diameter: 2.0mm, 2.5mm, 3.2mm, 4 ...