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ZRS Swing check valve

Swing check valveZRS

Swing check valve to DIN/EN with butt weld ends, pressure seal design, internally mounted hinge pin, billet-forged body; seat/disc interface made of wear and corrosion resistant Stellite.
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Main Applications

  • Fossil-fuelled power stations
  • Process engineering
  • Boiler feed applications
  • Boiler recirculation

Technical Data

  • Nominal pressurePN 600, Special
  • Max. nominal sizeDN 800
  • Max. allowed fluid temperature650 °C

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Benefits

  • Robust body made of billet-forged steel.
    • Very dense, homogenous and fine-grained microstructure. Extremely robust material able to withstand high stresses.
    • Ideal for very high pressures and temperatures.

Technical Data

  • FunctionPrevent backflow
  • Connection typeButt weld ends
  • Casing materialP250GH,
    LEGIERTER EDELSTAHL,
    15NICUMONB5,
    16MO3,
    X10CRMOVNB9-1,
    X10CRWMOVNB9-2,
    GS-12CRMO9-10
  • Nominal pressurePN 600,
    Special
  • Max. nominal sizeDN 800
  • Min. nominal sizeDN 50
  • Max. allowed fluid temperature650 °C
  • Min. allowed fluid temperature-10 °C

Documents

Title
Format
Size
Last change
Declaration of Conformity (0570.8520_EN)PDF0.175/23/2022
Declaration of Conformity UKCA (0570.85207_EN)PDF0.179/20/2022
Title
Format
Size
Last change
Operating manual (0570.81_EN)PDF11.435/24/2023
Title
Format
Size
Last change
ZRS (7278.1_EN)PDF1.4112/10/2022