Hydrogen Check Valves – Redfluid

by Redfluid SL

  • Customizable hydrogen check valves.
  • Designed for high performance with hydrogen.
  • Unidirectional and prevents reflow.
  • Vertic and compact check valves.
  • The check valves come with working pressure range up to 425 bar.
  • Temperature ranges between -46 ºC to +230 ºC.
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Hydrogen check valves – Redfluid

  • Fully customizable check valves depending on customer needs.
  • In addition to standard production, Redfluid manufacture and modify needle valves, ball valves and high-pressure check valves with European quality, certifications and faster than you think.

Key Features

  • Pressure
    • Different series are available depending on the required service pressure.
    • 3000 series for pressures up to 255 bar and 6000 series for pressures up to 425 bar.
  • Diameters
    • For lines from 1/8 inch to 4-inch diameter.
  • Closure
    • The piston can make the metal-metal closure (only by high pressure) or with an O-ring.
    • The piston closure can be with compensation spring or free (only in horizontal position).
  • Cracking pressure as per costumer specification but standard version available at 0.5 bar.
  • Hydrogen check regulating valves are tested hydraulically and with helium according to API 598.
  • Valves are also supplied with EN 10204 3.1 certificates.


  • Carbon Steel, 316 / 316L Stainless Steel, Brass, Duplex, Super Duplex, Hastelloy, Monel, among others.
  • Connections
    • NPT (ANSI B1.20.1), BSP or Cylindrical GAS (ISO 228, DIN 259), SW (ANSI B16.11); BW, SW OD, Flanged, Mixed.


  • Suitable for various hydrogen applications.

Contact us

  • Interested? Contact Redfluid by filling in the contact request form.
Max Pressure (in bar)

Max Ambient Temperature (in °C)

Min Ambient Temperature (in °C)

Technical Datasheet

Hydrogen Check Regulating Valves-Redfluid

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    Redfluid SL

    Unable To Find The Hydrogen Valve or Fitting You Need? We Make It For You.

    At Redfluid we manufacture needle valves, ball valves and high-pressure check valves for hydrogen use. With European quality, certifications and faster than you think.
    Needle valves, ball valves, and fittings specifically designed for hydrogen. Low and high-pressure series. Specialists in Instrumentation & Hydrogen service.
    Manufactured at Redfluid’s Barcelona plant in compliance with hydrogen standards: Fire Safe, ATEX; Fugitive Emissions Test, ISO 15916 Safety Of Hydrogen

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