Introduction Waukesha Cherry-Burrell
Page 10 95-03087 10/2012
Seat Options
Seat Type
Material / Maximum
Temp.
Tri Ring (TR)
Compression Seal:
Upper on W71/W72RS
Lower on W71/W73
EPDM
Operation 280°F
(137°C)
Sterile 275°F
(135°C)
or
Operation 350°F
(176°C)
Sterile (Consult
Factory)
Radial: Lower on
W72RS/W72RSP
FKM
For higher temperature applications than those listed, please con-
sult the factory.
Operating conditions such as flow rate and pressure must be con-
sidered when operating near the maximum temperature rating.
Co
ntact the Factory for FFKM.
Pressure Ratings
Parameter Valve Size Pressure Rating
Operating Pressure 1-1/2" - 3" 150 psi (10.3 bar)
4" 90 psi (6.2 bar)
6" Contact Factory
Holding Pressure All sizes 150 psi (10.3 bar)
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