... pipe OD:1/4" ~ 24" 16 ~ 610 mm Steel Grade:ASTM A106A/A106B/A53A/A53B/ A178A179 C/A210C ST33 ... pipe2Type Hot rolled ,cold drawn or precision cold rolled steel tubes are avalible here 3Applicationuse for oil well, boilers, precision machines, ... , ship, structure pipe, automobile,shock absorber,building, geology, fluid tubes, line pipe etc4Mill Certificate Mill Test Certificate will provide 5Length ...