welding electrodes Dia:2.5mm/3.2mm/4.0mm/5.0mm

Summary Table ofGas-shielded Solid Welding WireModelGBAWSCurrentMain ApplicationsDC+Used for welding atmospheric corrosion-resistant steel structures with corresponding strength, such as locomotive vehicles, offshore engineering, bridges, etc.ER49-1DC+Used for welding low-carbon steel and some low-alloy steel structures.ER50-3ER70S-3DC+1. Used for welding low-carbon steel thin plates. 2. Used for welding low-carbon steel parts with thorough surface treatment.ER50-4ER70S-4DC+1. Used for welding sheet metal and thin plates. 2. Used for welding steel pipes.ER50-6ER70S-6DC+1. Used for welding all kinds of 500MPa structural steel parts. 2.Used for welding all kinds of 500MPa plates and pipes.ER50-GER70S-GDC+1. Used for welding all kinds of 500MPa structural steel parts, thick plates and thick pipelines. 2. Used for high speed welding on 500MPa base metals.ER60-GER90S-GSuitable for welding 600MPa high strength steel structures, such as construction machinery, pipelines, ships, pressure vessels, etc.ER60-GER90S-GSuitable for welding 600MPa high strength steel structures, such as construction machinery, etc.ER70-GER100S-GSuitable for welding 700MPa high strength steel structures, such as construction machinery, hoisting machinery, bridges, pipelines, ships, pressure vessels, etc.ER80-GER110S-GDC+Suitable for welding high strength structures with tensile strength of 790MPa. It can be used for welding some key structures, such as pressure vessels, construction machinery, hoisting machinery, ships, mining machinery, etc.ER55-GDC+