ERW API Casing Steel Pipe Hebei Changfeng Steel Tube Manufacturing Group Co., Ltd. Base Info Model NO.:OD 73.02-339.7mmType:SeamlessTechnique:Hot RolledSurface Treatment:Black Paint,PE CoatedUsage:Oil,ConstrucSection Shape:RoundTrademark:CFSTOrigin:ChinaHS Code:7306190000 Description Pre:Lowest Price I Beam Galvanized Beam Ipe I Beam Iron Next:API5l Gr Br/X42r/X46nx52n/56n/60n/65n/70n Steel Pipe Psl2 Smls and Welded Chemical Content API5l Gr X70n Seamless Steel Tube