... ., LtdBusiness Type:Manufacture and ExporterProductCarbon seamless steel pipe, Alloy pipe , welded pipe ,stainless steel pipe .Spec DescriptionChineseEnglishOutside DiameterWall Thickness Outside DiameterWall Thickness10 to 3800mm1mm ... (3)Use placeStructure , transport gas and oil , making machine part and so on Carbon steel A333 GR 6 Seamless Steel Pipe High pressure