Data Sheet

V500 Valve
D100054X012
Product Bulletin
51.3:V500
May 2012
7
Table 4. Maximum Allowable Shutoff Pressure Drops for Level 1 Trim, Psi
VALVE BODY
MATERIAL
BEARING
MATERIAL
_F
VALVE BODY SIZE, NPS
1 1-1/2 2 3 4 6 8
WCC steel
S44004
-20 to 300 1000 800 600 600 600 600 350
300 to 400 1000 800 600 600 600 600 345
400 to 600 1000 800 600 600 600 600 335
CoCr-A
-20 to 400 1000 800 600 600 600 300 220
400 to 500 1000 800 600 600 600 300 220
500 to 600 1000 800 600 600 600 300 220
PTFE/
composition-
lined S31600
-20 to 200 1000 800 600 600 600 600 350
200 to 300 1000 800 600 600 600 600
350
(1)
335
(2)
300 to 400 1000 800 600 600 600 600
345
(1)
320
(2)
400 to 500 1000 800 600 600 600 600
340
(1)
315
(2)
CF8M SST
CoCr-A
-50 to 400 1000 800 600 600 600 300 220
400 to 500 955 800 600 600 600 300 220
500 to 600 905 800 600 600 600 300 220
PTFE/
composition-
lined S31600
-50 to 200 1000 800 600 600 600 600 350
200 to 300 1000 800 600 600 600 600
350
(1)
335
(2)
300 to 400 1000 800 600 600 600 600
345
(1)
320
(2)
400 to 500 955 800 600 600 600 600
340
(1)
315
(2)
1. S17400 shaft only
2. ASME SA-479 Grade S20910 SST shaft only. Pressure drops appropriate for both shaft materials.