Hebei Zhongtai Steel Pipe Manufacturing Co., Ltd. is specialized in producing various kinds of steel pipes in North China ,  We attained ISO 9001 certificate in 2000 and API 5L certificate in 2001. Our company has 10 hot-expanded thermal units,4 alloy hot-rolled (seamless )pipe production lines, and 5 spiral pipe production lines, with an output of more than 40,000 tons. Our material includes 10#, 20#, 35#, 45# , 16Mn, Q235, Q345B, Q345C, Q345D, 20g, X42, X52, X56, X60-70, J55, K55, N80and so on.
Hot expanded steel pipe and hot-rolled steel pipe are produced as per API 5CT,GB/T 8162, GB/T8163 standards, and spiral pipes are complied with API 5L spec , GB/T9711.1 standards, which are widely used in low-pressure pipeline and the construction of the structure used. Meanwhile, our company operates seamless steel pipe, such as Cheng-gang, Anshan Steel and Bao Steel.