Data Sheet

GX Control Valve and Actuator
D103171X012
Product Bulletin
51.1:GX
March 2012
5
Figure 5. Fisher GX Control Valve with Typical Soft Seat Trim Construction (Port Sizes of 22 - 136mm)
PLUG
SCREWED-IN
SEAT RING
PTFE SEAT
W9023-1
Figure 6. Fisher GX Control Valve with Port-GuidedPlug(PortSizesof36-136mm)
W8568-1
CLAMPED BONNET, WITH
LIVE-LOADED PTFE PACKING AS
STANDARD
PORT-GUIDED PLUG DESIGN
VALVE BODIES AVAILABLE
IN EN AND ASME PRESSURE RATINGS
FLOW GEOMETRY ENGINEERED
FOR STABLE FLOW AND REDUCED PROCESS
VARIABILITY
SCREWED-IN
SEAT RING
Figure 7. Fisher GX Control Valve with Balanced Trim (Port Sizes of 70, 90, and 136 mm Only)
CONTOURED
PLUG
SEAL RING
BACKUP RING
LIVE-LOADED
PTFE PACKING
W8578-1