... Inverter Mig/Mag Welding Machine MIG-315F 1 Inverter CO2 MIG Welding Machine 2 Voltage:380V 3 Output Current:50-315amp Inverter CO2 Mig/Mag Welding Machine NBC-315F 1. Machine: ... , High Tensile Steel, Ordinary steelAdvanced Inverter Technology: The inverter frequency is up to 100KHZ and conversion ... current, overheating and over-loading ensure the machine’s working safety, durability and reliability.All ...