GEMU 612 Diaphragm Valve

Code: GEMU 612
  • Various Sizes
  • Manual Operation

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The GEMU 612 2/2-way diaphragm valve has a temperature-resistant plastic handwheel and is manually operated. A seal adjuster for increasing the service life of the diaphragm and an optical position indicator are integrated as standard.


  • Suitable for inert and corrosive liquid and gaseous media
  • Chemical resistance of bonnet
  • Insensitive to particulate media
  • CIP/SIP cleaning and sterilising capabilities
  • Autoclave capability
  • Valve body and diaphragm available in various materials and designs
  • Compact design (ideal when space is at a premium)
  • Stepless minimum flow regulation due to seal adjuster


  • Hermetic separation between medium and actuator
  • Optional flow direction and installation position
  • Installation for an optimised draining is possible
  • Long service life of the diaphragm due to patented seal adjuster (US-Pat. 5 377 956)
  • Valve body also available in multi-port designs (M-block and T-body) or as tank bottom valve body

Technical details

  • Connection: Clamp; Flange; Spigot; Threaded socket; Threaded spigot
  • Actuator: Manual
  • Seal material
  • Body material: ; 1.4408, investment casting; 1.4435, investment casting
  • Conformities: ; 3A; EC regulation 1935/2004; FDA; Oxygen; TA Luft (German Clean Air Act)
  • Max. operating pressure: 10 bar
  • Max. media temperature: 100 ° C
  • Min. media temperature: -10 ° C
  • Nominal sizes: DN 10 (3/8”); DN 12; DN 15 (1/2”); DN 20 (3/4”)
  • Sterilisation temperature: max. 150 °C

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Title Size
GEMU_601_602_612_673_Datasheet 783 KB

Additional information

Weight 0.09 kg