High Pressure Gaseous Hydrogen Check Valve

  • Longtime field-proven hydrogen check valve for various applications.
  • Operating pressure is adjustable and ranges from 1379 bar to 4137 bar.
  • MAWP and operating temperature ranges from -40°C to +85°C.
  • High-quality materials used.
  • Long life time and easy maintenance.
  • Stocked item with very short delivery time.
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High pressure gaseous hydrogen check valve

  • Longtime field-proven hydrogen gas check valve for hydrogen fueling stations and other general hydrogen applications.
  • High-quality materials, such as SUS316L (CF8M) for the valve body are used.
  • Leak test on a seat is performed with helium gas at operating pressure at own inspection facility.
  • Stocked item with very short delivery time.


  • Operating pressure is adjustable and ranges from 1379 bar (20,000 psi) up to 4137 bar (60,000 psi).
  • Operating temperature ranges from -40°C to +85°C.
  • Minimum sealing pressure is below 10% of MAWP.
  • Soft sealing material applied for long lifetime and easy maintenance.
  • Different designs and size available: Threaded connection (Inlet) / NPT (Outlet) type 1/4” to 1”.


  • Body material: STS316L
  • Sleeve, poppet, gland: STS316L
  • Spring: STS316
  • Packing (seat): PTFE


  • Hydrogen fueling
  • General hydrogen gas service
  • Pressure fluid handling system

Use cases

  • DJV’s hydrogen gas high pressure check valves are used in the most Hydrogen Refueling stations in South Korea.

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Max Pressure (in bar)

Min Pressure (in bar)

Max Ambient Temperature (in °C)

Min Ambient Temperature (in °C)

Manufacturing Readiness (MRL)

Technology Readiness (TRL)

Technical Datasheet


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    DAEJUNG VALVE Co., Ltd. not only provides a safe use solution of Hydrogen Valve, but also in particular, supplies the highest-quality safety Hydrogen valve (High-pressure hydrogen pressure relief valve) is certified by the Korea Gas Safety Corporation (KGS).
    As a leading hydrogen valve company, we provide fast solutions to meet customer needs based on 40 years of experience and know-how in valve manufacturing.

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