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Hebei Welkin Pipe Fitting Manufacturing Co., Ltd
Home > Products > GOST Flange

GOST Flange

Product categories of GOST Flange, we are specialized manufacturers from China, Gost Flange, Gost Pn40 So Flange suppliers/factory, wholesale high-quality products of Gost Forged Flanges R & D and manufacturing, we have the perfect after-sales service and technical support. Look forward to your cooperation!

Gost12820-80 Slip on Flange


Gost12821-80 Welding Neck Flange

GOST Flange is a flange system from Russia, include Plate Flanges(GOST12820-80),Blind Flanges(GOST12836-67),Welding Neck Flanges(GOST12821-80), Steel Butt-Welded Flanges GOST12821-80 etc., size from DN15 to DN1600, Plate Flange, Welding Neck Flange, slip on welding plate flange.
  • Type: Plate Flange,Blind Flange, Welding neck flange, steel butt-welded flanges
  • Material: Carbon steel: A105,SS400,SF440 RST37.2,S235JRG2,P250GH,C22.8, Stainless Steel: F304 F304L F316 F316L 316Ti, Copper etc.
  • Standard: Plate Flanges(GOST12820-80),Blind Flanges(GOST12836-67); Welding neck Flanges(GOST12821-80); Steel Butt-Welded Flanges GOST12821-80
  • Size: DN15-DN1200
  • Pressure: PN6Mpa,PN10Mpa,PN16Mpa,PN25Mpa,PN40Mpa,PN64Mpa,PN100Mpa,PN160 Mpa
  • Packing: No Fumigate or Fumigate Plywood/Wood Pallet or Case
  • Surface Treatment: Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint,Zinc,Hot dipped Galvanized.
  • E-catalogue: Available , please visit catalogue of flange
  • Usage: Oil Field, Offshore, Water System, Shipbuilding, Natural Gas, Electric Power, Pipe Projects etc.



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