Corrugated steel pipe also called corrugated pipe culvert or corrugated metal pipe refers to the screw corrugated pipe buried in the road or under the railway culvert. It is circular corrugated pipe that composed of corr ...
Great Wall Corrugated Steel Pipe Co., Ltd.
NO.22 Ronghua street, Hengshui, Hebei, China.
anping, HB 053600