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Cash Valve Type C-776 Cryogenic Safety Valves

Cash Valve Type C-776 Cryogenic Safety Valves

Allied Valve

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Cash Valve Type C-776 Cryogenic Safety Valves

A full lift ASME Section VIII air/gas and cryogenic, UV National Board certified safety valve suitable for cryogenic service

Product Features

  • Ideal for cryogenic service to -320°F (-195°C).
  • Kel-F® soft seat disc ensures positive reseating and leak tight seal.
  • Full lift maximum discharge capacity.
  • Unobstructed flow through top guided design.
  • Pressure tight dome.
  • Stainless steel springs as standard. Inconel® springs supplied for higher pressures.
  • All parts are commercially cleaned for oxygen service.
  • Built to ASME Code Section VIII for cryogenic service.
  • Rated capacity: 110% of set pressure.


  • Materials: Bronze
  • Sizes: 1/2” x 3/4” to 2” x 2 1/2”
  • Connections: Threaded NPTF
  • Pressure ranges: 1/2” x 3/4” size: 15 to 600 psig (1 to 41.3 barg); 1” to 2″ size: 15 to 500 psig  (1 to 34.5 barg); 3/4″ to 1  1/4″  maximum pressure 500 psig (34.5 barg)
  • Temperature range: -320° to +150°F (-195° to 65.6°C)

General Application

Protects piping, storage tanks and process equipment used in the distribution of industrial gases against damage caused by liquefied gas expansion. Ideal for oxygen, nitrogen, argon, carbon dioxide, helium, hydrogen, and other industrial gases.