Smls ASME B36.10m API5l/ASTM A53 A106 Gr. B Sch40 Sch80 Seamless Carbon Steel Pipe
Tianjin Boer King Steel Import and Export Co., Ltd.ASTM A106/ API 5L Gr. B Schedule 40 Black Iron Pipe Seamless Carbon Steel Pipe
Tianjin Youfa International Trade Co., Ltd.Grade X52, X56, X60, X65, X70 Line Pipe API 5L Carbon Steel Seamless Tube
Tianjin Boer King Steel Import and Export Co., Ltd.ASTM A106 Seamless Carbon Seamless Steel Pipe Suppliers Carbon Steel Pipe
Tianjin Jinnuo Steel Pipe Co., Ltd.ASTM A53 Seamless Carbon Steel Pipe / ASTM A53 A106 API 5L Grade B Carbon Steel Seamless Pipe
Tianjin Gaosteel Group Co., LtdHigh-Quality ASTM A106 Carbon Alloy Steel Tubing for Industrial Use
Fujian Bluesky Pipe Manufacturing Co., Ltd.21.3mm~323.8mm HDG Steel Pipe Hot DIP Galvanized Seamless/Welded Steel Pipe with Round/Square Shape
Permanent Steel Manufacturing Co., Ltd.API 5dp E75 R780 N80 G105 S135 E75, X95 Drill Pipe
Permanent Steel Manufacturing Co., Ltd.ASTM A500 Square Tube High Quality Factory Sales Stainless Steel/ Carbon Steel/ Galvanized Steel
Permanent Steel Manufacturing Co., Ltd.Cut/Roll-Grooving/Groove/Grooved Seamless/ERW Pipe for Backfill Mine Paste with Pipe Saddle
Permanent Steel Manufacturing Co., Ltd.Drill Steel Tube Stc Ltc Btc N80 J55 54.5 Lb/FT R1 R2 R3 Seamless Casing Oil Pipe
Permanent Steel Manufacturing Co., Ltd.