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NORI 160 RXL/RXS Lift check valve

Lift check valveNORI 160 RXL/RXS

Lift check valve to DIN/EN with flanged ends (RXL), butt weld ends or socket weld ends (RXS), check disc with closing spring, seat/disc interface made of wear and corrosion resistant 17 % chrome steel or Stellite.
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Main Applications

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

Technical Data

  • Nominal pressurePN 63, PN 100, PN 160
  • Max. nominal sizeDN 200
  • Max. allowed fluid temperature550 °C

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Benefits

  • Reliable sealing to atmosphere: serrated cover gasket fully confined to prevent creep.
  • Hard-faced valve seat made of wear-resistant and corrosion-proof 17 % chrome steel or Stellite for long service life and high functional reliability.
  • Easy to repair due to corrosion-protected bolts/screws and nuts

Technical Data

  • FunctionPrevent backflow
  • Connection typeFlange,
    Butt weld ends,
    Socket weld ends
  • Casing materialP250GH,
    LEGIERTER EDELSTAHL,
    16MO3,
    GP240GH+N,
    G17CRMO5-5
  • Nominal pressurePN 63,
    PN 100,
    PN 160
  • Max. nominal sizeDN 200
  • Min. nominal sizeDN 10
  • Max. allowed fluid temperature550 °C
  • Min. allowed fluid temperature-10 °C
  • Valve body typeStraight-way vlv w.flngd ends,
    Straight-way valve w.weld ends

Sectional Drawings

Documents

Title
Format
Size
Last change
Declaration of Conformity (0570.8533_EN)PDF0.188/23/2022
Declaration of Conformity UKCA (0570.85337_EN)PDF1.489/17/2022
Title
Format
Size
Last change
Betriebsanleitung (0570.82_EN)PDF15.465/24/2023
Title
Format
Size
Last change
Type series booklet NORI 160 RXL/RXS (7681.1_EN)PDF1.0511/8/2022