Hot Galvanized welding Steel Pipe and Tube 1) Standard: ASTM DIN a) O.D : 16 - 610mm b) ... , blank, bright and galvanized C: Length of each pipe: 500mm-16,000mm D: Steel grade: Q195 - Q235A, ST37-2, ST52, S235, S355 ... , DIN2394, DIN17175, JIS G3452, EN10210, EN10305 et Hot Galvanized welding Steel Pipe and Tube