Fluid handling, regulation and control

Fluid handling, regulation and control

Fluid handling, regulation and control

GEMÜ 612 aseptic diaphragm valve


The GEMÜ 612 2/2-way aseptic diaphragm valves have a temperature resistant plastic handwheel and are manually operated. A seal adjuster to increase service life of the diaphragm and an integral optical position indicator are included as standard.

The GEMÜ 612 2/2-way  aseptic diaphragm valves are suitable for the control of inert and corrosive liquids, gaseous fluids, even particulates.

The valve body and diaphragm are available in various materials and configurations.


  • Connection: Clamp; Flange; Spigot; Threaded socket; Threaded spigot
  • Actuator: Manual
  • ATEX
  • Explosion protection
  • Body material: 1.4435, forged body; 1.4435, investment casting
  • Max. operating pressure: 10 bar
  • Max. media temperature: 100 ° C
  • Min. media temperature: -10 ° C
  • Nominal sizes


  • Hermetic separation between medium and operator
  • Optional flow direction and installation position
  • 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

Datasheet GEMÜ 601/602/612/673 aseptic diaphragm valves

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