How are you,we are professional spiral steel pipe manufacturer with 16 years history ,China Cangzhou Spiral Steel Pipe Co.,ltd is the largest and most professional SSAW pipe manufacturer in North China, it 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 2850mm, 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. Our pipes widely used as structure steel pipe, piling pipe, sewage and drinking water transmission, line pipe for petroleum, gas etc.

We get API 5L certificate in 2006. Our goods accept the third party inspection such as GL, SGS,BV,TUV etc. Our goods have been export to so many countries such as UAE, Iran, Saudia Arabia, Argentina, Portugal, USA, Canada, New Zealand, France, Nigeria, South Korea, Malaysia, Pakistan, India, Vietnam, etc. We can also do many kind of coating of the pipe, such as : varnish coating, epoxy coating, FBE, 2PE(double-layer polyethylene), 3PE(three polyethylene),cement mortar lining. Standard:DIN30670, DIN30671, SY/T4013-2002, SY/T0315-97 standards.