... welding rod 1.Material: ST52-3 TUB, plate steel,ST37 PIPE 2.Surface:painting 3.Customers' design are available High quality steel welding rod1.Name: welding ... steel rod/holder2.Material: ST52-3 TUB, PLATE STEEL&ST37 ... JIS,ANSI,ASTM,BS,GBYour drawing and design are welcome. High quality steel welding rod