... 12mm OD:6mm-830mm. hot-rolled carbon seamless steel pipe.Description of product:1. (1) Stainless steel ... coatedTechniqueCold drawn, hot rolled, hot expansion, cold rolledTypeRound pipe and square pipeMaterial20#, 45#,Q235,20G,A106B,A53B,AISI 1010, ... sch5 to schxxsSurfacePaintedTypeSeamlessMaterial12Cr1MoVG, 10CrMo910, 15CrMo,P11, T91, Cr5Mo and so on 4. Packing: standard export packing/in bundles5 ...