GOST 8732-78/ 9567-95 CT20 ASTM A333 (Gr. 6) Seamless Pipes
TIANCHENG METAL MATERIAL(TIANJIN) CO., LTD.Micropile Tube/Carbon Alloy Steel Pipe for Civil and Geotechnical Engineering
Handan Topmetal Co., Ltd.Premium Boiler Heat Exchanger Pipe for Optimal Efficiency
Zhejiang Sanji Stainless Co., Ltd.ASTM A269 A312 316 316L En10216-5 Ap Ba Polished Stainless Seamless Steel Pipe Tube
Zhangjiagang Chewit International Co., Ltd.China Ms Hollow Section Hot Dipped Galvanized Square Tube
Tianjin Tianyingtai Steel Pipe Co., Ltd.API 5CT Casing Pipe (L80) - Oilfield Service with Quick Shipment
Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.Grade 34CrMo4 356*7.2/7.4 Seamless Steel Pipe Tube for Gas Cylinder Pipe
Tianjin Boer King Steel Import and Export Co., Ltd.Square Steel Hollow Section Material Q355b Size 200X200X6mm X Length 5850mm Anti-Rust Oiled Surface
Qingdao Wanrunda Imp and Exp Co., Ltd.High Pressure Heat Exchanger of Seamless Stainless Steel Condenser/Steam Boiler Tube
EZ Steel Industrial Co., Ltd.A179 T22 Seamless Steel Boiler Pipe/Tube
Shandong Liaocheng Yuanhetai Steel Products Co., Ltd.API 5L ASTM Seamless Steel Pipe Carbon Pipe
Shandong Wealth Petroleum Equipment Co., Ltd.Q235 2 Inch BS138 Galvanized ERW ASTM Thread/Grooved/Painted Pre Galvanized Steel Pipe
Tianjin Jinnuo Steel Pipe Co., Ltd.Stainless Steel Seamless Tubes and Pipes Astma312A213 A269 A790 A789
Zhejiang Xindeda Special Pipe Industry Co., Ltd.Precision Seamless Steel Pipe for Auto Parts
Fujian Bluesky Pipe Manufacturing Co., Ltd.4130 4135 4140 Seamless Steel Round Hollow Bar
Hunan Shunfu Metal Material Co., Ltd.as Your Customized ERW Sgco Standard Sea Worthy Package Seamless Pipe Heat Exchager
Shanghai South Geely Industrial Co., Ltd.High Quality Ss400 S35 S52 S37 Cold Drawn Low Carbon Steel Square Bar
China Rarlon Group Limited75X75 Galvanized Square Pipe ASTM DN15 DN20 DN25 DN32 DN40 Hot DIP Galvanized Steel Tube
Shandong Baowu Steel Group Co., Ltd.