Difference between Seamless and Welded Tube & Pipe seamless steel tubes pipes price
Colded finished welded & seamless large diameter heavy wall stainless steel pipe manufacturer in China, 304/304l, 316, 321, 347H stainless steel grades. Starting from stainless steel plate or sheet, the forming is done in a roller bending machine or in a hydraulic press, then some steps are same with strip welded tubes.
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for building decoration a283 grade c building thickness