... Gas shielded welding, flux cored wire welding, MMA manual arc welding Inverter MIG/MAG/MMA/FCAW Welding Machine MIG160DL/200DL/250DL/270DL ... single-transistor IGBT2.Gas shielded welding, flux cored wire welding, MMA manual arc welding3.Apply to low carbon steel, high strength ... steel, ordinary steel4.CO2 gas shielded welding, MMA manual arc welding dual-use 5.With current-mode PWM ...