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SISTO-RSKNA Swing check valve

Swing check valve SISTO-RSKNA

Swing check valve with flanged ends, body with or without lining, soft-seated, no dead volumes, straight-way pattern, full bore, slanted seat, static sealing to atmosphere; with soft rubber encapsulated pre-loaded valve disc featuring short travel to closure.
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Main Applications

  • Nuclear power stations

Technical Data

  • Nominal pressurePN 16
  • Max. nominal sizeDN 300
  • Max. allowed fluid temperature100 °C

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Technical Data

  • FunctionPrevent backflow
  • Connection typeFlange,
    Butt weld ends
  • Casing materialX6CRNIMOTI17-12-2,
  • Nominal pressurePN 16
  • Max. nominal sizeDN 300
  • Min. nominal sizeDN 25
  • Max. allowed fluid temperature100 °C
  • Min. allowed fluid temperature-20 °C


Last change
Valves for nuclear power plants (0570.025_EN)PDF11.243/14/2022