3.5 inch steel pipe 1.Size:1/2"-36" 2.W.T:2-30mm ... 14-630mm 3.Material:20#,45#,16Mn,ST37 3.5 inch steel pipe Size1/2"-36"(DN15-DN900)W.T2mm-30mmOD14mm-630mmLength4m-12mMaterial20 ... B,ST37,ST42,ST45,X42-X65StandardASTM,API,JIS,BS,DINRange of applicationFor conveying oil, gas,water and other fluidEndbeveled end ... the orderPackageAs customers' requirementPortTianjin Xingang port,China 3.5 inch steel pipe