Data Sheet

Cavitrol III Trims
D100196X012
Product Bulletin
80.2:030
March 2012
7
Figure 5. Detail of TSO (Tight Shutoff Trim) Protected Soft Seat
INNER PLUG
OUTER PLUG
CAGE
SEAT RING
PROTECTED SOFT SEAT
A7039-1
CAVITROL
HOLE
Figure 6. Pressure Drop Patterns (Cavitrol III Three-Stage Trim)
INLET
PRESSURE
PRESSURE
CONVENTIONAL
“EQUAL DROP”
THREE-STAGE
CAGE
INLET
PRESSURE
TO THIRD
STAGE
CAVITROL III
THREE-STAGE
CAGE
P
v
P
2
VENA CONTRACTA PRESSURE
123
FLUID TRAVEL THROUGH THE VALVE STAGES
A2962