China Cangzhou Spiral Steel Pipe Co.,ltd established in 1994. We can produce spiral pipes comply with standards of SY/T5040-2000, SY/T5037-2000, GB/T9711.1-1997, and API 5L. Outside Diameter: 219 mm to 3200mm, Pipe Thickness: 5mm to 26mm (0.236-0.708inch),Steel Grade:ASTM A252 Gr1,Gr2,Gr3, SS400, St37,St52,Q235B,Q345B, API GrA, GrB, X42, X46, X52, X56, X60, X65, X70.
We have nine spiral pipe production lines, Our annual output is 300,000tons. We can also do many kind of coating of the pipe,...
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