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Welded Pipe And Spiral Welded Knowledge
By: btwlzyq btwlzyq
Pipe, straight seam welded pipe, spiral welded knowledge Welded steel pipe, said pipe is made of steel pipe welded plate or strip is curled forming. Welded steel pipe production process is simple, high production efficiency, and many varieties of different specifications, equipment owned, but the general strength is less than seamless steel pipe. Since the 1930s, with the progress of the rapid development of quality steel rolling production, welding and inspection techniques, weld quality improved, increasing number of varieties and specifications of welded steel pipe, and more and more areas instead of pipe joints. Welded steel pipe according to the form of a weld is divided into a straight seam welded pipe and spiral welded pipe.(read
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