H2 CRYOGENIC BELLOWS VALVES FOR HYDROGEN APPLICATIONS

Our cryogenic and ambient hydrogen valve solutions are designed and manufactured to meet the most demanding working conditions at all extreme medium temperatures, sizes and pressure levels. Whether you're working on stationery applications for infrastructure, filling stations, energy supply systems or mobile applications for aviation, maritime, automotive, aerospace or railroad, we can help you find the perfect solution for your requirements.

We have worked in partnership with Stoehr Armaturen to deliver some of the most customised valve solutions for operation under the harshest conditions. We can work with you to help deliver bespoke valves with the below technical specifications.

Technical Specifications:

• Valve Function: Bellows Sealed On/Off Shut-Off Valves, Control/Regulating Valves, Non-Return/Check Valves, Filters, Relief Valves and Other Special Valves
• Temperatures: Cryogenic Media from -271°C up to +50°C as Ambient Media and Hot Valves up to +400°C
• Nominal Diameters: From DN2 to DN300 (1/8" to 12" Sizes)
• Pressure Range: From < 1 BAR all the way up to 1,000 BAR
• Actuation Types: Manual, Pneumatic, Electric and Solenoid Types
• Body Material: Stainless Steel (316L Stainless Steel) or Specialty Alloys on request
• Media: For Hydrogen (H2 and LH2) as well as O2, Ar, CH4, NH3, CH3OH, N2, He, NG and more dangerous, toxic and acidic gases on request
• Tightness: High Leak Tightness Ratings (Up to Helium Leak Tightness of 10E-8 mBAR L/sec to environment, 10E-6 mBAR L/sec through seat)
• Certifications: Quality Management based on ISO 9001:2015, Pressure Vessel Regulations, AD2000-W2 H0, ATEX Regulations and more

Our entire range of Stoehr valves is utilised across many industries including industrial & specialty gases, research & development, aerospace & defence and renewable energies. Our cryogenic valves can be used in the most cutting-edge applications such as vacuum jacketed lines (VJ lines) or super insulated vacuum lines (SIVL), cold boxes, liquefiers, cryostats, high pressure and demanding test & pilot rigs, cryogenic and chemical transfer lines, gas filling stations, transportation vessels, specialty refuelling lines and more.

For information or advice on special design/custom cryogenic valves solutions, please get in touch with our experienced engineering team. Our full selection of cryogenic valves can be made available with various actuators, including diaphragm, piston or electric, solenoid valves, position regulators, a selection of cone designs, purge ports, vacuum jacketing, sealing options, surface treatments and certifications.

• Hydrogen Products Mindmap