ERW Steel Pipe Q235 Hebei Changfeng Steel Tube Manufacturing Group Co., Ltd. Base Info Model NO.:OD 325mmType:WeldedTechnique:ERWSurface Treatment:Black Steel PipeUsage:Pipeline TransportSection Shape:RoundTrademark:CFSTSpecification:OD8′′-26′′Origin:ChinaHS Code:7306190000 Description Pre:Welded Carbon Steel Pipes Next:Ba Stainless Steel Sheet/Plate