Seamless Steel Pipe
Beijing Jianlong Heavy Industry Group Co., Ltd.
690 Alloy U-Tube for Key Projects
Baoyin Special Metals Technology Co., Ltd.
Fuel Cladding Tube
Baoyin Special Metals Technology Co., Ltd.
High-Temperature Gas-Cooled Reactor Helical Coil
Baoyin Special Metals Technology Co., Ltd.
Stainless Steel Seamless Steel Pipe for Ultra (Super) Critical Thermal Power Units
Baoyin Special Metals Technology Co., Ltd.
Bright Nickel-Based Alloy Tube
Baoyin Special Metals Technology Co., Ltd.
Hexagonal Tube for Fast Neutron Reactor
Baoyin Special Metals Technology Co., Ltd.
Steel Pipe Pole
Henan Yongguang Power Technology Co., Ltd.
Steel Pipe Tower
Henan Yongguang Power Technology Co., Ltd.
Angle Steel Tower
Henan Yongguang Power Technology Co., Ltd.
Nuclear Stainless Steel Pipe
Zhejiang Jiuli Hi-Tech Metals Co., Ltd.
Welded Titanium Tube for Nuclear Condenser
Zhejiang Jiuli Hi-Tech Metals Co., Ltd.
Alloy 800 and Alloy 690 Nuclear Steam Generator U Tube
Zhejiang Jiuli Hi-Tech Metals Co., Ltd.
Steel Segment
Guangdong Xinlong Tunnel Equipment Co., Ltd.
Stainless Steel Bright Tube
Tsingshan Steel Pipe Co., Ltd.
Stainless Steel Seamless Pipe
Tsingshan Steel Pipe Co., Ltd.
Anti-corrosion Pipe
Hengyang Valin Steel Tube Co., Ltd.
Seamless Steel Tube for Machining
Hengyang Valin Steel Tube Co., Ltd.
Seamless Steel Pipe for Low-temperature Operations
Hengyang Valin Steel Tube Co., Ltd.
Seamless Steel Pipe for Ships
Hengyang Valin Steel Tube Co., Ltd.
Seamless Steel Pipe for Gas Cylinders
Hengyang Valin Steel Tube Co., Ltd.
Seamless Steel Pipe for High-pressure Fertilizer Equipment and Seamless Steel Pipe for Petroleum Cracking
Hengyang Valin Steel Tube Co., Ltd.
Seamless Steel Pipe for Nuclear Power Plants
Hengyang Valin Steel Tube Co., Ltd.
Seamless Steel Pipe for Boilers
Hengyang Valin Steel Tube Co., Ltd.
Non-API Series Oil Well Pipe
Hengyang Valin Steel Tube Co., Ltd.
Drill Pipe Body
Hengyang Valin Steel Tube Co., Ltd.
API Series Tubing
Hengyang Valin Steel Tube Co., Ltd.
API Series Casing
Hengyang Valin Steel Tube Co., Ltd.
Seamless Steel Pipe
Dexin Steel Tube (China) Co., Ltd.