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Dual Disc Check Valve Location: Home >> Product >> Dual Disc Check Valve

Wafer Check Valve

Product Name: Wafer Check Valve

Wafer Check Valve Standard:
    Design standard conform to: MSS SP-67, API609, EN593
    Connection flange conform to: DIN PN10/16/25, ANSI B16.1, BS4504, ISO PN10/16,
    JIS B2212/2213, BS 10 Table D, BS 10 Table E
    Top flange conform to: ISO 5211
    Face to face conform to: API609, ISO5752 series 20, BS5155
    Test standard conform to: API598


Wafer Check Valve Design characters:
  Check valve is used for preventing the back flow of medium in pipelines and equipments. It will open and close automatically by the pressure of medium. When the medium is back-going, valve disc will close automatically to avoid accidents.
  1. Tightly sealed, without leakage under the water pressure testing.
  2. Economical, light weight, compact design-significantly lighter and less expensive than comparable swing check valves.
  3. Easy to install and maintain.


Wafer Check Valve Performance:
       Nominal Diameter: DN40-DN1200
       Nominal Pressure PN (MPa):
       1 .0, 1.6, 2.0, 2.5

Testing pressure (water) Ps (MPa)
        Body seat: 1.5 times rated pressure
        Seat test:  1.1 times rated pressure

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