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SISTO-20NA Diaphragm valve

Diaphragm valve SISTO-20NA

Diaphragm valve with butt weld ends, for nuclear applications, shut-off and sealing to atmosphere by supported and confined diaphragm. All moving parts are separated from the fluid by the diaphragm. Maintenance-free.
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Main Applications

  • Nuclear power stations

Technical Data

  • Nominal pressurePN 20
  • Max. nominal sizeDN 150
  • Max. allowed fluid temperature100 °C

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Technical Data

  • FunctionShut off/control flow
  • Connection typeButt weld ends,
    Socket weld ends
  • Design concept DriveWith electric actuator,
    With handwheel,
    With pneumatic actuator
  • Casing materialGP240GH+N,
    GX2CRNIMO19-11-2
  • Nominal pressurePN 20
  • Max. nominal sizeDN 150
  • Min. nominal sizeDN 8
  • Max. allowed fluid temperature100 °C
  • Min. allowed fluid temperature-20 °C

Documents

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