RF DN300-DN5000 High Pressure Flange

Large Diameter Forged Stainless Steel Blind Flange Product Overview This large-size stainless steel blind flange is integrally hot forged solid plate, designed for DN300~DN5000 heavy industrial pipeline terminal sealing. Equipped with evenly distributed multi bolt holes and radial serrated RF sealing face, it is widely used for pipeline pressure testing, long-term shut-off of corrosive medium pipelines in marine, chemical and offshore engineering, fully compliant with ASME B16.5 & GB/T9123 standards. Stainless Steel Material Advantages A182 F304/F304L: Universal anti-rust material, suitable for water, steam, mild corrosive fluid pipeline sealing A182 F316/F316L: Molybdenum low-carbon alloy, outstanding acid, alkali, brine & seawater corrosion resistance, ideal for desalination, offshore platform, chemical plant harsh working conditions A182 F321: Titanium stabilized grade, prevents intergranular corrosion under continuous high temperature service Core Structural F…

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