... ,Minimizing,lightness,low noise,high quality and energysaving Inverter DC ARC Welding Machine Specifications ParametersModelARC-160ARC-200SARC-250SRated ... steel, alloy steel, and iron cast.2. Easy to initiate arc, low noise during welding, less spray.3. Widely ... and over-heat.6. Small in size, light in weight, high efficiency, energy saving, durable and economical. Inverter DC ARC Welding Machine(ARC ...