GEMU Model 550 Angle Seated Globe Valve – Metal


The GEMU 550 pneumatically operated 2/2 way angle seat globe valve has a low maintenance piston actuator and PTFE seat providing reliable operation.
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. The wiper ring fitted in front of the gland packing protects the seal against contamination and damage.


  • 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/with bellows on request
  • Stainless steel actuator for simple cleanability, corrosive atmospheres
  • Various types of valve body connections
  • Good flow capability
  • Extensive range of accessories
  • Low weight
  • The valve is easy to clean
  • Standard packing suitable for vacuum


Nominal Size: 1/4″, 3/8″1/2″3/4″1″1-1/4″1-1/2″2″2-1/2″3″

Body Configuration: 2/2-way body

Connection Types: Butt Weld Spigots ASME BPE, Butt Weld Spigots DIN, Butt Weld Spigots DIN 11850 – series 1, Butt Weld Spigots DIN 11850 – series 2, Butt Weld Spigots DIN 11850 – series 3, Butt Weld Spigots EN ISO 1127, Butt Weld Spigots SMS 3008, Flanges EN 1092/PN16/Form B length EN 558-1 – series 1, Flanges EN 1092/PN16/Form B length EN 558-1 – series 1 ISO 5752  basic series 1, K1, Threaded Sockets DIN ISO 228, Threaded Sockets NPT, Threaded Spigots DIN ISO 228

Valve Body Material: 1.4408 Cast stainless steel, 1.4435 (316 L) Forged body, 1.4435 (ASTM A 351 CF3M) Investment casting (Material equivalency 316L)

Seat Seal: PTFE

Control Function: Double actingNormally closedNormally open

Actuator Size: 28 mm42 mm60 mm80 mm, 100 mm130 mm

Flow Direction: Over the plugUnder the plug

Spring Set: Standard

Control Function: Double actingNormally closedNormally open