... Welding It is especially designed for shipbuidling EGW for Ship Hull WeldingThis EGW is especially designed for shipbuidling, it has many features as ... of welding.2The efficiency of Automatic Electro-gas Vertical Welding Machine is 50 times as manual welding, and only need ... factors, maintainability, reliability, durability, and low fault rate. EGW for Ship Hull Welding; Shipbody Welding Machine