Data Sheet

V500 Valve
D100054X012
Product Bulletin
51.3:V500
May 2012
6
Table 3. Maximum Allowable Shutoff Pressure Drops for Level 1 Trim, Bar
VALVE BODY
MATERIAL
BEARING
MATERIAL
TEMPERATURE,
_C
VALVE BODY SIZE, NPS
1 1-1/2 2 3 4 6 8
WCC steel
S44004
-29 to 149 68.9 55.2 41.4 41.4 41.4 41.4 24.1
149 to 204 68.9 55.2 41.4 41.4 41.4 41.4 23.8
204 to 316 68.9 55.2 41.4 41.4 41.4 41.4 23.1
CoCr-A
-29 to 204 68.9 55.2 41.4 41.4 41.4 20.7 15.2
204 to 260 68.9 55.2 41.4 41.4 41.4 20.7 15.2
260 to 316 68.9 55.2 41.4 41.4 41.4 20.7 15.2
PTFE/
composition-
lined S31600
-29 to 93 68.9 55.2 41.4 41.4 41.4 41.4 24.1
93 to 149 68.9 55.2 41.4 41.4 41.4 41.4
24.1
(1)
23.1
(2)
149 to 204 68.9 55.2 41.4 41.4 41.4 41.4
23.8
(1)
22.1
(2)
204 to 260 68.9 55.2 41.4 41.4 41.4 41.4
23.4
(1)
21.7
(2)
CF8M SST
CoCr-A
-46 to 20 68.9 55.2 41.4 41.4 41.4 20.7 15.2
204 to 260 65.8 55.2 41.4 41.4 41.4 20.7 15.2
260 to 316 62.4 55.2 41.4 41.4 41.4 20.7 15.2
PTFE/
composition-
lined S31600
-46 to 93 68.9 55.2 41.4 41.4 41.4 41.4 24.1
93 to 149 68.9 55.2 41.4 41.4 41.4 41.4
24.1
(1)
23.1
(2)
149 to 204 68.9 55.2 41.4 41.4 41.4 41.4
23.8
(1)
22.1
(2)
204 to 260 65.8 55.2 41.4 41.4 41.4 41.4
23.4
(1)
21.7
(2)
1. S17400 shaft only
2. ASME SA-479 Grade S20910 SST shaft only. Pressure drops appropriate for both shaft materials.