Geko Union/ Geko Fluid Control GmbH

GKV225A/F, GKV225AP/FSeries Standard Ball Valve

Designation : Standard ball valve with one-piece ball/stem unit or ceramic ball and stem, with plastic coating, cone shape stem sealing, seat rings of pure PTFE, cavity reduced as standard feature, twopiece body.

Series:                  GKV225A/FVersion with lockable lever or  hand gear GKV225AP/F→ Design prepared for pneum., hydr. or electric actuator to ISO 5211 Certified to Clean Air Act (TA Luft) Strength and tightness (P10, P11) of the pressurebearing body tested to DIN EN 12266-1. Gas-tight (P12) in the seat to DIN EN 12266-1,  leak rate A MSS SP 25 Standard Marking System MSS SP 72 General Service API 598 Valve Inspection and Testing The tests at Richter fulfils the requirements  of API 598 on principle. However this  standard contains optional, additional tests.  These tests are not object of the tests at  Richter and have to be arranged by order  with Richter (e.g. point 3.3: High Pressure  Closure Test). Face to face: ASME B16.10, Class 150 column 19 Flange connecting dimensions:  ASME B16.5 Class 150, raised face.




Fluid PressureMax 1.6MPa(232psi)
Control Pressure0.3-0.8MPa(43.5-116psi)
Control FluidNeutral gas, Air
Body MaterialCF8M/CF8
Seals MaterialPTFE
Actuator MaterialCF8
Actuator Size40mm, 5Omm, 63mm, 90mm, 125mm
ApplicabliscosityWater, Alcohol, Oil, Fuel, Steam, Neutral gas or liquid, Organic solvent, Acid and lye
Fluid ViscosityMax 600mm2/s
Fluid Temperature-10°C~+180°C, 25°C~+220°c
Ambient Temperature-10°C~+80°c
Control TypeNormally closed, Normally open, Double acting
ConnectionThreaded(BSP, BSPT, NPT), Welded, Flanged, Tri-clamp



Advantages Of GEKO Pneumatic Gauge Valves

Large flux, low resistance, no water- hammer

Y-type angle valve enlarged the flawing section, which could raise the flux by 31% and make the flow more smooth.

Super long life

Which helps the stem adjust and lubricate itself automatically.

The cylinder materials stainless steel lubricating automatically and 360° rolling freely.

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Send us a message if you have any flow control questions or request a quote of valves, actuators or complete solutions. Our experts will give you a reply within 48 hours and help you select the right valve you want.
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