Steel Pipe, Steel Tube, Welded Steel Pipe manufacturer / supplier in China, offering BS1387 Class B Hot Dipped Galvanised Steel Pipes for Construction, Youfa Well Zinc Coated Hot Dipped Galvanized Steel Pipes, Youfa Brand Hot Dipped Galvanized Pipe Prices and so on.
Youfa group has 16 round pipe galvanize process line. This video show one of them. Gi pipe is our strongest item. Smooth and bright surface.