• Manual, pneumatic and motorized butterfly valves for applications across the hydrogen value chain
  • Universally compatible due to the variety of materials available
  • Operating pressure: up to 40 bar
  • Media temperature: up to 230 °C
  • Nominal sizes: DN 25 – 1600
  • Customized accessories for automation and process optimization available

 

Add to compare

Butterfly valves for Hydrogen applications

  •     Due to the variety of materials, the GEMÜ butterfly valves are universally compatible.
  •     The construction enables many possible combinations of disc, liner and body.
  •     For all nominal sizes, butterfly valves are effective as short shut-off valves with high flow rates.
  •     Various manual, pneumatic and motorized actuators are available for all GEMÜ butterfly valves

Key features of soft seated butterfly valves

  • In-house machining and high quality Epoxy Coating
  • Optimized liner for technically flawless tightness
  • Sleek disc design for higher Kv values
  • Liner material is easy to read when installed, compatible with CONEXO
  • Lower torques thanks to PTFE coated bushings
  • Resistant to UV radiation
  • Bodies for various standards: ISO/DIN, ANSI/ ASTM, British Standard, JIS
  • Butterfly disc design ensures low torque
  • Liner and disc materials can be flexibly combined

Key features of PTFE-seated butterfly valves

  • Liner and disc materials can be flexibly combined
  • Disc and shaft from a single casting with spring loaded seal system
  • Standardized top flange acc. to ISO 5211 for various actuators
  • Low torque due to special liner geometry

Key features of double-eccentric butterfly valves

  • TFM sealing ring with excellent properties for chemical applications
  • Clamping system with a coaxial control ring for sealing,
  • Spindle protected by temperature-resistant, copper-alloyed bush
  • Minimized friction of the disc thanks to double-eccentric structure
  • Spherical surfaces for improved mechanical behavior under temperature and pressure fluctuations

Advantages

Butterfly valves are effective as short shut-off valves with high flow rates and universally compatible due to the variety of materials available.

Application areas

  • Shut-off valve for Hydrogen
  • Water treatment
  • Hydrogen cooling
  • Cooling of electrolyzer
  • DI-Water treatment
  • Electrolyzer water supply (PEM)
  • PSA plants for gas treatment

Contact us

Hydrogen as a medium places stringent requirements on valves. Above all, the small molecular size of the volatile gas quickly becomes a challenge when selecting materials. No matter whether it's about the right material or the corresponding approval, we are by your side in the selection of the right valve. Interested? Please contact us by filling in the contact vendor form.

Brand GEMÜ
Max Pressure (in bar) 40
Max Ambient Temperature (in °C) 70
Min Ambient Temperature (in °C) -40
GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG

Through continuous innovative design and a focus on quality and proximity to customers, GEMÜ is one of today's leading worldwide manufacturers of valve, measurement and control systems.

For over 60 years now, GEMÜ has been offering high-quality solutions for numerous different customer groups, and has a reputation for acting in a sustainable manner.

"We share our passion for technology and our enthusiasm for people. This makes us strong for the future – across the world and regionally." Managing Directors Gert Müller and Stephan Müller.

The GEMÜ group currently employs over 2500 employees worldwide, approx. 1400 of whom are in Germany. The comprehensive range of products is produced at eight manufacturing sites in Switzerland, China, India, Brazil, France, the USA and Germany. Research & development, design and the majority of the production and assembly are located in Germany. With 25 subsidiaries and a large network of commercial partners, GEMÜ is now active in over 50 countries on all continents.

From initial consulting, research & development, and the complete production process, through to sales, service and maintenance, the company serves the whole value chain. This results in tailored solutions that deliver peak performance in the long term.

99% of all inquiries get answered within 5 days. Your inquiry will be sent immediately to the right person within the vendor organisation.

Latest products

Browse the Hyfindr Digital Ecosystem

Forum icon
Hyfindr
Tech Videos
Assignment icon
Hyfindr
Tech Knowledge
Thumb up icon
Hyfindr
Tech Advisory
Group icon
Hyfindr
Tech Community