Data Sheet

Rotary Valve Selection Guide
D102550X012
Product Bulletin
40:002
January 2013
4
Fisher High-Performance Butterfly Valves
Figure 3. Fisher High-Performance Butterfly Valves
8580 VALVE
8532 VALVE
8510 VALVE
W3542
W9498-2 W9138-2
8580 8532 8510
Applications
Precise throttling service for process
temperatures from -129 to 454_C
Throttling service, high-temperature, and
cryogenic applications; -196 to 816_C
General-purpose valve for a variety of liquids and
gasses
Style
Wafer and single flange Wafer and single flange Wafer and single-flange
Sizes
NPS2,3,4,6,8,10,12 NPS 14, 16, 18 ,20, 24
DN 350, 400, 500, 600
NPS 14, 16, 18, 20, 24
Ratings
PN 10 to 40
CL150 and CL300
CL150 and CL300
PN 16
CL150
End Connections
Raised-face (RF) Raised-face (RF) and ring-type joint (RTJ) Raised-face (RF)
Valve B ody Materials
EN: 1.0619 steel, 1.4409 stainless steel
ASME: SA216 WCC steel, SA351 CF3M stainless
steel
High-alloy materials are available
SA216 WCC steel or SA351 CF8M stainless steel
High-alloy materials are available
SA216 WCC steel or SA351 CF8M stainless steel
High-alloy materials are available
Disc Material
SA351 CF3M stainless steel SA351 CF8M stainless steel SA216 WCC steel or SA351 CF8M stainless steel
Seal Types (Materials)
Soft (PTFE or UHMWPE) or metal (S31600) Soft (PTFE), NOVEX, and Phoenix III Soft (PTFE) or metal (S31600)
Flow Characteristics and Maximum Flow Coefficients
Approximately linear
Maximum C
v
from 83.7 to 5080
Modified equal percentage
Maximum C
v
from 4550 to 21,500
Approximately linear
Maximum Cv from 7040 to 21,800
Rangeability
100 to 1 100 to 1 100 to 1
Shutoff Class
Soft Seal: Class VI
Metal Seal: 1% of Class IV
Soft Seal: Class VI
NOVEX Seal: SP-61
Phoenix III Seal: Class VI
PTFE Seal: Bidirectional Class VI
S31600 Seal: 1/10 of Class IV
Available Actuators (refer to page 11)
Fisher 2052, 1051, 1052, and 1061
Fisher 1051, 1052, and 1061
Fisher 2052, 1051, 1052, and 1061