... sch5 to schxxsSurfacePolished, annealed, pickledTechniqueCold drawn and cold rolled, hot rolledMaterialTP201,TP304,TP304L,TP316L,TP310S ... hot rolled, hot expansion, cold rolledTypeRound pipe and square pipeMaterial20#, 45#,Q235,20G,A106B,A53B,AISI 1010, ... to schxxsSurfacePaintedTypeSeamlessMaterial12Cr1MoVG, 10CrMo910, 15CrMo,P11, T91, Cr5Mo and so on 4. Packing: standard export packing/in ...