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鋼と軟鋼の違いは何ですか?

Stainless steel: It is defined as a steel alloy with a minimum of 11.5 wt% chromium content.Stainless steel does not stain, corrode or rust as easily as ordinary steel (it “stains less”), but it is not stain-proof. It is also called corrosion resistant steel when the alloy type and grade

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Ssaw鋼管の利点

Advantages of ssaw steel pipe:(1) The use of steel strips of the same width enables the production of steel pipes of different diameters, in particular the production of large-diameter steel pipes with narrow strip steel.(2) Under the same pressure conditions, the spiral welds are subjected to a smaller stress than the

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