User Guide

Rotary Valve Selection Guide
Product Flier
PF51.3:010
October 2010
8
Cryogenic Butterfly Valves
W7449/IL
TYPICAL CRYOGENIC BUTTERFLY VALVE
Figure 8. Fisher Cryogenic Butterfly Valves
A31C 8532 A31A A11
Applications
A31C stainless steel cryogenic
valves for liquified natural gas and
other special chemical and
hydrocarbon applications with
temperatures to 254qC
8532 stainless steel cryogenic
valves for liquified natural gas and
other special chemical and
hydrocarbon applications with
temperatures to 254qC.
A31 stainless steel cryogenic
valves for liquified natural gas and
other special chemical and
hydrocarbon applications with
temperatures to 254qC.
A11 stainless steel cryogenic
valves for liquified natural gas and
other special chemical and
hydrocarbon applications with
temperatures to 254qC.
Style
Wafer and single flange Wafer and single flange Wafer and single flange Wafer and single flange
Ratings and Sizes
CL150 and CL300: NPS 3  12 CL150 and CL300: NPS 14  24 CL150 and CL300: NPS 14  24 CL150/150, CL150, CL300:
NPS 30  48
CL600: NPS 3 - 24
CL900: NPS 6  24
CL1500: NPS 10  20
End Connections
Raised-face (RF), ring-type joint
(RTJ)
Raised-face (RF), ring-type joint
(RTJ)
Raised-face (RF), ring-type joint
(RTJ)
Raised-face (RF), ring-type joint
(RTJ)
Valve Body Materials
SA351 CF8M stainless steel SA351 CF8M stainless steel SA351 CF8M stainless steel SA351 CF8M stainless steel
Disc Material
SA351 CF8M stainless steel SA351 CF8M stainless steel SA351 CF8M stainless steel SA351 CF8M stainless steel
Seal Types (Material)
NOVEX and Cryogenic (CTFE and
CTFE/aluminum)
NOVEX and Cryogenic (CTFE and
CTFE/aluminum)
NOVEX and Cryogenic (CTFE and
CTFE/aluminum)
CL150 and CL300: NOVEX and
Cryogenic (CTFE)
CL600, CL900, and CL1500:
HPS and cryogenic (CTFE)
Flow Characteristics and Maximum Flow Coefficients
Maximum Cv from 188 to 4940 Maximum Cv from 4550 to 21500 Maximum Cv from 4550 to 21500 Maximum Cv from 182 to 106000
Rangeability
100 to 1 100 to 1 100 to 1 100 to 1
Shutoff Class
NOVEX Seal: Class VI
Cryogenic (CTFE) Seal: 0.1% of
Class IV
Cryogenic (CTFE/Aluminum)
Seal: Class VI
NOVEX Seal: Class VI
Cryogenic (CTFE) Seal: 0.1% of
Class IV
Cryogenic (CTFE/Aluminum)
Seal: Class VI
NOVEX Seal: Class VI
Cryogenic (CTFE) Seal: 0.1% of
Class IV
Cryogenic (CTFE/Aluminum)
Seal: Class VI
NOVEX Seal: Class VI
Cryogenic (CTFE) Seal: 0.1% of
Class IV
Cryogenic (CTFE/Aluminum)
Seal: Class VI
HPS: Class VI
Available Actuators (refer to page 12)
Fisher 2052, 1051, 1052, and 1061 and FieldQ and Bettis FieldQ and Bettis Fisher 2052, 1052, and 1061 and
FieldQ and Bettis