
Bulletin 71.2:EZH and EZHSO
18
Table 13. Types EZH and EZHSO Main Valve with Whisper Trim™ Cage Regulating Flow Coefcients and Sizing Coefcients
MAIN VALVE
BODY SIZE
TRIM,
% OF
CAPACITY
LINE SIZE EQUALS
BODY SIZE
2:1 LINE SIZE TO BODY
SIZE PIPING
IEC SIZING COEFFICIENTS
1:1 Line to
Body Size
2:1 Line to
Body Size
F
L
NPS DN C
g
C
v
C
1
C
g
C
v
C
1
X
T
F
D
X
T
F
D
2 50
100
80
50
30
1627
1466
1114
689
42.5
37.6
28.0
16.6
38.3
39.0
39.8
41.6
1539
1389
1099
695
45.9
40.7
30.8
18.4
33.5
34.1
35.7
37.7
0.82
0.90
0.99
0.99
0.03
0.03
0.02
0.02
0.71
0.74
0.81
0.90
0.03
0.03
0.02
0.02
0.89
3 80
100
80
50
30
3502
2928
1934
1355
103
81.4
49.3
32.9
34.1
36.0
39.2
41.2
3313
2774
1908
1366
108
82.6
51.4
35.0
30.8
33.6
37.1
39.0
0.59
0.72
0.95
0.99
0.02
0.02
0.01
0.01
0.60
0.71
0.87
0.96
0.02
0.02
0.01
0.01
4 100
100
80
50
30
5570
4860
3340
2080
179
148
93.4
54.3
31.1
32.8
35.8
38.3
5410
4730
3320
2050
178
146
93.0
55.0
30.4
32.4
35.7
37.3
0.61
0.67
0.80
0.92
0.02
0.02
0.01
0.01
0.59
0.66
0.79
0.88
0.02
0.02
0.01
0.01
Table 15. Types EZHOSX and EZHSO-OSX Main Valve with Whisper Trim Cage Regulating Flow and Sizing Coefcients
MAIN VALVE
BODY SIZE
TRIM,
% OF
CAPACITY
LINE SIZE EQUALS
BODY SIZE
2:1 LINE SIZE TO BODY
SIZE PIPING
IEC SIZING COEFFICIENTS
1:1 Line to
Body Size
2:1 Line to
Body Size
F
L
NPS DN C
g
C
v
C
1
C
g
C
v
C
1
X
T
F
D
X
T
F
D
2 50
100
80
50
30
1494
1473
1171
721
39.9
39.3
30.0
17.0
37.4
37.5
39.0
42.4
1516
1482
1169
718
41.0
39.5
29.6
18.2
37.0
37.5
39.5
39.4
0.89
0.89
0.96
0.99
0.03
0.03
0.02
0.02
0.87
0.89
0.99
0.98
0.03
0.03
0.02
0.02
0.893 80
100
80
50
30
3472
2903
1918
1344
102
80.7
48.9
32.6
34.1
36.0
39.2
41.2
3285
2751
1892
1354
107
81.9
51.0
34.7
30.8
33.6
37.1
39.0
0.73
0.82
0.97
0.99
0.02
0.02
0.01
0.01
0.59
0.71
0.86
0.96
0.02
0.02
0.01
0.01
4 100
100
80
50
30
5490
4960
3270
2040
167
144
89.9
54.4
32.9
34.4
36.4
37.5
5320
4810
3190
2020
168
141
87.7
53.7
31.7
34.1
36.4
37.6
0.68
0.74
0.83
0.89
0.02
0.02
0.01
0.01
0.63
0.73
0.86
0.90
0.02
0.02
0.01
0.01
Table 14. Types EZH and EZHSO Main Valve with Whisper Trim Cage Wide-Open Flow and Sizing Coefcients
MAIN VALVE
BODY SIZE
TRIM,
% OF
CAPACITY
LINE SIZE EQUALS
BODY SIZE
2:1 LINE SIZE TO BODY
SIZE PIPING
IEC SIZING COEFFICIENTS
1:1 Line to
Body Size
2:1 Line to
Body Size
F
L
NPS DN C
g
C
v
C
1
C
g
C
v
C
1
X
T
F
D
X
T
F
D
2 50
100
80
50
30
1692
1524
1159
718
44.2
39.1
29.1
17.2
38.2
39.0
39.8
41.7
1600
1444
1143
722
47.7
42.3
31.9
19.2
33.5
34.1
35.8
37.6
0.82
0.90
0.99
0.99
0.03
0.03
0.02
0.02
0.71
0.74
0.81
0.90
0.03
0.03
0.02
0.02
0.893 80
100
80
50
30
3642
3045
2011
1409
107
84.7
51.3
34.2
34.1
35.9
39.2
41.2
3445
2885
1985
1421
112
85.8
53.4
36.3
30.7
33.6
37.1
39.1
0.59
0.72
0.95
0.99
0.02
0.02
0.01
0.01
0.60
0.71
0.87
0.96
0.02
0.02
0.01
0.01
4 100
100
80
50
30
5740
5010
3440
2140
184
152
96.2
55.9
31.0
32.7
35.6
38.1
5570
4870
3420
2110
183
150
95.8
56.7
30.5
32.4
35.3
37.3
0.61
0.67
0.80
0.92
0.02
0.02
0.01
0.01
0.59
0.66
0.79
0.88
0.02
0.02
0.01
0.01
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