... :1/2inch to 32inchThickness: sch5 to schxxsSurfacePolished, annealed, pickledTechniqueCold drawn and cold rolledMaterialTP201,TP304,TP304L,TP316L,TP310S,TP321TypeSeamless and weldedEndPlain, beveled, with ... pipeSizeDiameter:1/2inch to 32inchThickness: sch5 to schxxsSurfaceGalvanized or coatedTechniqueCold drawn, hot rolled, hot expansionTypeRound pipe and square pipeMaterial20#, 45#,Q235 ...