Data Sheet

Control-Disk NPS 14-24 Valve
D103471X012
Product Bulletin
51.3:Control-Disk NPS 14-24
October 2013
8
Table 5. Maximum Allowable Shutoff Pressure Drops
(1)
Metric
Based on Trim (Seal and Bearing) and with S17400 (H1025) Shaft Except Where Noted
TRIM
TEMPERATURE
RANGE
CL150, VALVE BODY SIZE, NPS CL300, VALVE BODY SIZE, NPS
14 16 18 20 24 14 16 18 20 24
_C Pressure Range, Bar
Soft Seal and
PEEK Bearing
-46 to 38 20.0 20.0 20.0 20.0 20.0 51.7 51.7 51.7 51.7 51.7
38 to 93 20.0 20.0 20.0 20.0 20.0 43.6 43.6 43.6 43.6 43.6
93 to 149 20.0 20.0 20.0 20.0 20.0 27.6 27.6 27.6 27.6 27.6
NOVEX
(S31600)
Seal and PEEK
Bearing
-46 to 38 20.0 20.0 20.0 20.0 20.0 22.1 22.1 22.1 22.1 22.1
38 to 93 17.9 17.9 17.9 17.9 17.9 22.1 22.1 22.1 22.1 22.1
93 to 149 15.9 15.9 15.9 15.9 15.9 22.1 22.1 22.1 22.1 22.1
NOVEX
(S21800)
(2)
Seal and PEEK
Bearing
-46 to 38 51.7 44.7 51.7 51.7 51.7
38 to 93 49.0 40.6 51.7 51.7 51.7
93 to 149 46.1 38.1 50.3 50.3 50.3
Phoenix III
Seal and PEEK
Bearing
-46 to 38 20.0 20.0 20.0 19.2 20.0 51.7 47.6 51.7 51.7 51.7
38 to 93 20.0 20.0 20.0 16.9 20.0 51.7 43.2 51.7 51.7 51.7
93 to 149 20.0 18.5 19.2 15.6 20.0 39.3 39.3 39.3 39.3 39.3
Phoenix III
Seal and
S31600
Nitrided
Bearing
-46 to 38 20.0 17.1 18.8 15.3 20.0 48.6 36.3 51.7 51.7 51.7
38 to 93 18.1 14.8 16.6 13.5 20.0 44.2 32.6 51.7 51.5 51.7
93 to 149 16.5 13.5 15.4 12.5 20.0 39.3 30.5 39.3 39.3 39.3
149 to 204 15.4 12.6 14.5 11.7 20.0 26.9 26.9 26.9 26.9 26.9
204 to 232 15.0 12.2 14.1 11.4 20.0 20.7 20.7 20.7 20.7 20.7
NOVEX
(S31600)
Seal and
S31600
Nitrided
Bearing
-46 to 38 20.0 20.0 20.0 20.0 20.0 22.1 22.1 22.1 22.1 22.1
38 to 93 17.9 17.9 17.9 17.9 17.9 22.1 22.1 22.1 22.1 22.1
93 to 149 15.9 15.9 15.9 15.9 15.9 22.1 22.1 22.1 22.1 22.1
149 to 232 12.8 12.8 12.8 12.8 12.8 17.5 17.5 17.5 17.5 17.5
232 to 343 8.6 8.6 8.6 8.6 8.6 13.7 13.7 13.7 13.7 13.7
343 to 427 5.5 5.5 5.5 5.5 5.5 12.8 12.8 12.8 12.8 12.8
427 to 482
(3)
3.4 3.4 3.4 3.4 3.4 12.5 12.5 12.5 12.5 12.5
482 to 538
(3)
1.4 1.4 1.4 1.4 1.4 12.3 12.3 12.3 12.3 12.3
NOVEX
(S21800)
(2)
Seal and
S31600
Nitrided
Bearing
-46 to 38 43.3 34.5 51.7 51.7 51.7
38 to 93 39.3 31.1 51.7 51.7 51.7
93 to 149 36.9 29.0 50.3 50.3 50.3
149 to 232 34.5 27.0 47.2 47.2 47.2
232 to 343 32.4 25.1 40.0 40.0 40.0
343 to 427 31.2 24.0 29.0 29.0 29.0
427 to 482
(3)
28.6 28.6 28.6 28.6 28.6
482 to 538
(3)
25.2 25.2 25.2 25.2 25.2
1. Consult your Emerson Process Management sales office if higher pressure drops are required.
2. NOVEX S21800 seal is available for CL300 only.
3. N07718 shaft must be specified above 427_C.