Our products are available in various specifications with diameter between 406 and 1422mm, length of 3 to 12m and wall of 8 to 60mm, as well as meeting GB/T 3091, GB/T 9711.1, GB/T 9711.2 and API 5L PSL1/PSL2 standards. over, our raw materials include Q235, Q345, L175-L555 and X42-X80.
