... quality and competitive price 4,OEM carbon steel pipe sch40 Pipe Type:Seamless Carbon Steel Oil PipeSize:1/2"-24"Wall ... API ,ANSI ,GB, SH,HG, MSS,JIS,DINMaterials:Carbon Steel, Alloy Steel, Stainless SteelExport Packing:Wrap with PVC film per piece, ... Heat Exchanger , Aerospace, Shipbuilding, High-Pressure Boiler, Pressure vessels, Condensers, Water Pipeline and other industry,MOQ:10 tonsDelivery Time ...