Data Sheet

Rotary Valve Selection Guide
D102550X012
Product Bulletin
40:002
January 2013
5
Fisher High-Performance Butterfly Valves (continued)
Figure 4. Fisher High-Performance Butterfly Valves (continued)
9500 VALVE
DSV VALVE
W1628
W6094
9500 DSV
Applications
Fully lined butterfly valve for on/off or throttling service for tight-shutoff
applications
Rapid on/off, high-cycle applications; temperatures to 232_C
Style
Wafer Wafer
Sizes
NPS2,3,4,6,8,10,12 NPS 4, 6, 8, 10, 12, 14
Ratings
PN10, PN13, CL125B, CL150, or CL300 depending on size and material CL300
End Connections
Cast Iron Bodies: Mate with PN 10 (NPS 2, 3, 6, 8, 10) or CL125B FF flanges
Steel and Stainless Steel Bodies: Mate with PN16, CL150, CL300 RF flanges
Mates with CL300 RF flanges
Valve B ody Materials
Cast iron, carbon steel, S31600 stainless steel SA240 S31600 stainless steel
Disc Material
Aluminum bronze, S31600 stainless steel SA351 CG8M stainless steel
Seal Types (Material)
Fully lined nitrile or PTFE No seal
Flow Characteristics and Maximum Flow Coefficients
Approximately equal percentage through 90_ rotation for FISHTAILt disc
and through 60_ rotation for conventional disc
Maximum Cv from 91 to 7020
On/off service
Maximum Cv from 434 to 7040
Rangeability
100 to 1 100 to 1
Shutoff Class
Class VI 5% of valve capacity
Available Actuators (refer to page 11)
Fisher 2052, 1051, 1052, and 1061
Fisher 1061