new welding machine. ARC-140 series inverter DC/MMA welderCharacteristic: Advanced invert technology, simple circuit, compact, light, high ... and alloy steel, all ferrous metal can get good quality welding seam. Widely used for oil pipeline, petrochemical, car, shipbuilding, boiler, nuclear ... (kg)7 Dimensions (mm)290×132×216 professional supplier of ARC series welding machine