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What is the performance of high frequency welded pipe?

High-frequency welded pipe is a spiral high-frequency welded pipe made of strip steel, which is generally extruded at high temperature and welded by an automatic double-wire front and back arc welding process. The strip is cold-rolled by several rolls and slowly rolled, resulting in a round finishing tube with an Read more…

By Qingchi, 2 yearsMarch 21, 2021 ago

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