Fluid handling, regulation and control

Fluid handling, regulation and control

Fluid handling, regulation and control

GEMÜ 550 pneumatically operated globe valve

Category Brand


The GEMÜ 550 2/2-way angle seat globe valve has a low maintenance stainless steel piston actuator and is pneumatically operated. The valve spindle is sealed by a self-adjusting gland packing providing low maintenance and reliable valve spindle sealing even after a long service life. A wiper ring fitted in front of the gland packing protects the seal against contamination and damage.


  • Connection: Clamp; Flange; Spigot; Threaded socket; Threaded spigot
  • Actuator: Pneumatic
  • ATEX
  • Explosion protection
  • Body material: 1.4408, cast stainless steel; 1.4435, forged body; 1.4435, investment casting
  • Max. operating pressure: 25 bar
  • Max. media temperature: 180 ° C
  • Min. media temperature: -10 ° C


  • Suitable for inert and corrosive liquid and gaseous media
  • Substantially reduced installation dimensions when using the body with male threads which can be installed using union nuts
  • Materials of all medium wetted parts can be selected to suit relevant applications
  • Higher media temperatures
  • Versions according to ATEX on request


  • Stainless steel actuator for simple cleanability, corrosive atmospheres
  • Various types of valve body connections
  • Good flow capability
  • Low weight
  • Standard gland packing suitable for vacuum
  • Optical position indicator is standard for NC control function (optional for NO and DA control functions).
  • Optionally suitable for contact w
  • Accessories:

– Electrical position indicators

– Combi switchboxes

– Electro-pneumatic positioners/process controllers (see data sheet GEMÜ 550 control valve)

– Stroke limiter

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