High Pressure Heat Exchanger of Seamless Stainless Steel Condenser/Steam Boiler Tube
EZ Steel Industrial Co., Ltd.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.Seamless Cylinder Steel Tube 37mn 4140 4340 34CrMo4 for Gas Cylinder
Tianjin Boer King Steel Import and Export Co., Ltd.Seamless Carbon Steel Casing Pipe (J55/K55/N80/L80/P110/C95) From Tianjin Tiangang
Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.CNG GB18248/G3429 34CrMo4 37mn 30CrMo Seamless Gas Cylinder Tube
Tianjin Boer King Steel Import and Export Co., Ltd.Vamtop/New Vam Thread Casing Pipe&Thread (BTC, STC, LTC) J55, K55, N80, L80, P110
Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.API 5CT Casing Pipe (4-1/2" J55/K55/N80/L80/P110/BTC/LTC/STC/R3)
Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.2-7/8"&73.02mm API Tubing Pipe (J55. N80. L80) Eue&Nu
Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.ASTM P11 P9 Normalized Seamless Cold Rolled Alloy Steel Pipe
Chengdu Derbo Steel Co., LtdAPI Casing Pipe & Tubing Pipe (J55/ K55/ N80/ L80/ P110/ C95)
Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.SS304 SS316 S30403 S31603 304L 316L Stainless Steel Pipe
EZ Steel Industrial Co., Ltd.ASTM A179/A192 Carbon Steel Seamless Boiler Tube /Heat Exchanger Tube
TIANCHENG METAL MATERIAL(TIANJIN) 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.Smls Steel Pipe - Oilfield Service with API Aproved
Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.Stainless Steel Seamless Pipe Fitting Concentric Reducer 316/316L
Wenzhou Sinco Steel Co., Ltd.10#/20#/Q235B/Q355b Carbon Steel Seamless Petroleum Pipe Fluid Tube for Natural Gas
EZ Steel Industrial Co., Ltd.Stainless Steel 304L/316L Seamless Welded ERW Efw Steel Pipes
EZ Steel Industrial Co., Ltd.ASTM B363 Grade 12 Titanium Smls Welded Tee for Oil Industry
HANGZHOU KING TITANIUM CO., LTD.304/316L Stainless Steel Pipe Fitting Straight Tee
Wenzhou Sinco Steel Co., Ltd.API Oil Tubing -Casing Oilfield Service From Tianjin Tiangang
Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.OCTG Seamless Carbon Steel Pipe Smls Tube ASTM A106b/ API5l/ API5CT / ASME 36.10
Chief Steel (Shanghai) Trading Co., Ltd.High-Pressure Seamless Steel ASTM A106b Boiler Pipe/Tube
TIANCHENG METAL MATERIAL(TIANJIN) CO., LTD.High Quality ASTM A928 Duplex SA789 S31260 ASTM A380 Stainless Steel Tube
EZ Steel Industrial Co., Ltd.Smls A333 Gr6 Nace Mro175 Low Temperature Service Pipe
Chengdu Derbo Steel Co., Ltd