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DANAÏS CRYO AIR Butterfly valve
Butterfly valve


Double-offset butterfly valve for cryogenic applications, wafer-type body (T1), full-lug body (T4).
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Main Applications

  • Gas pipelines
  • Gas storage facilities
  • Pipelines and tank farms
  • Process engineering
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Technical Data

  • Nominal pressureCL 150
  • Max. nominal sizeDN 600
  • Max. allowed fluid temperature200 °C

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  • Perfect tightness
    • The plain bearings ensure outstanding shaft guidance, and the double seal prevents emissions.
    • Tight shut-off in both directions ─ at ambient temperature as well as in cryogenic applications

Technical Data

  • FunctionShut off/control flow
  • Design concept DriveWith pneumatic actuator
  • Casing materialA351 GRADE CF8M, A351 GRADE CF3M
  • Nominal pressureCL 150
  • Max. nominal sizeDN 600
  • Min. nominal sizeDN 80
  • Max. allowed fluid temperature200 °C
  • Min. allowed fluid temperature-200 °C
  • Valve body typeFull-lug type, raised faces, Flanged body, raised faces


Last change
Type series booklet DANAIS CRYO AIR (8460.1231_EN)PDF1.739/23/2021