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The longitudinal submerged arc welding pipe (LSAW), as a kind of welded steel pipe, has been applied in domestic heavy steel structure engineering, fluid pipeline engineering, and in the foundation pile engineering. And this article is ...
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Now the welded steel pipe fittings have some problems. Pipe diameter has become smaller, leading to its flux lessen. When installing, it is hard to grasp the tenseness or looseness about the spirals. If it is tense, it is likely to le...
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There are some popular ways to manufacture welded steel pipes.1. The Single Radius Forming MethodThe single radius forming method consists of circumference bending, edge bending and center bending. It is a way that to use a single radiu...
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Being a high-strength steel, it is mainly used in the oil and petroleum industry to carry large quantities of gas and oil. Commonly it is used for gas distribution into houses, carrying portable water from boilers and water drainage....
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Now, our country is at the crucial stage of the construction of running pipes, and SAW (Submerged Arc Welding) steel pipes, a kind of welded steel pipes, with thin walls are being widely used in urban pipe networks.Because SAW steel ...
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1 Profile of welded steel pipeWelded steel pipe is made by steel belt or plates welded together after which bending deformation into round, square and other shapes. Since the 1930s , with the rapid development of high quality strip stee...
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