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raised face weld neck flange

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  • [Industry News] Stainless steel flanges of the structure and designs

    The control of stainless steel flanges should start with material reduction or hydrogen damage from the selection of materials, control technology and optimal environment, and the first choice of alloys with strong resistance to interference. The pure and high-quality steel without impurities and un

  • [Industry News] Stainless steel flanges's standard classification

    Standard classification of stainless steel flanges Specification: 1/2 "~80" (DN10-DN5000) Pressure rating: 0.25Mpa ~250Mpa (150Lb ~2500Lb) Commonly used standards: National standard: GB9112-88 (GB9113·1-88~GB9123·36-88)

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