3.5 inch steel pipe 1.Size:1/2"-36" 2.W.T: ... :14-630mm 3.Material:20#,45#,16Mn,ST37 3.5 inch steel pipe Size1/2"-36"(DN15-DN900)W.T2mm-30mmOD14mm ... confirming the orderPackageAs customers' requirementPortTianjin Xingang port,China 3.5 inch steel pipe