Technical Specifications

21000 Series Control Valves Technical Specifications | 9
C
v
and F
L
versus Travel
Direction: FLOW-TO-CLOSE (FTC)
Flow Characteristic: LINEAR TRIM
Contoured Plug
Percent of Travel 10 20 30 40 50 60 70 80 90 100
F
L
0.53 0.56 0.60 0.68 0.75 0.78 0.81 0.84 0.85 0.86
Valve Size
ASME
Rating
Orifice
Diameter
Travel
RATED C
V
Inch mm Inch mm Inch mm
0.75 20
150 -
1500
0.25 6.4 0.8 20.3 0.225 0.39 0.46 0.61 0.77 0.94 1.12 1.31 1.5 1.7
0.375 9.5 0.8 20.3 0.51 0.85 1.02 1.36 1.72 2.11 2.51 2.93 3.36 3.8
0.5 12.7 0.8 20.3 0.81 1.34 1.6 2.15 2.72 3.33 3.96 4.62 5.3 6
0.812 20.6 0.8 20.3 1.635 2.69 3.21 4.3 5.45 6.65 7.92 9.24 10.6 12
1 25
150 -
1500
0.25 6.4 0.8 20.3 0.225 0.39 0.46 0.61 0.77 0.94 1.12 1.31 1.5 1.7
0.375 9.5 0.8 20.3 0.51 0.85 1.02 1.36 1.73 2.11 2.51 2.93 3.36 3.8
0.5 12.7 0.8 20.3 0.81 1.35 1.61 2.15 2.72 3.33 4 4.63 5.31 6
0.812 20.6 0.8 20.3 1.635 2.70 3.22 4.31 5.45 6.66 7.93 9.25 10.6 12
1.5 40
150 -
1500
0.25 6.4 0.8 20.3 0.225 0.39 0.46 0.61 0.77 0.94 1.12 1.31 1.5 1.7
0.375 9.5 0.8 20.3 0.51 0.85 1.02 1.36 1.73 2.11 2.51 2.93 3.36 3.8
0.5 12.7 0.8 20.3 0.81 1.35 1.61 2.15 2.72 3.33 4 4.63 5.31 6
0.812 20.6 0.8 20.3 1.77 2.91 3.48 4.66 5.9 7.2 8.58 10 11.5 13
0.994 25.2 0.8 20.3 3.15 5.22 6.1 7.91 9.89 11.67 13.65 15.39 16.65 18
1.25 31.8 0.8 20.3 3.40 5.61 6.7 8.97 11.3 13.9 16.5 19.3 22.1 25
1.625 41.3 0.8 20.3 4.76 7.86 9.38 12.6 15.9 19.4 23.1 27 31 35
2 50
150 -
1500
0.25 6.4 0.8 20.3 0.225 0.39 0.46 0.61 0.77 0.94 1.12 1.31 1.5 1.7
0.375 9.5 0.8 20.3 0.51 0.85 1.02 1.36 1.73 2.11 2.51 2.93 3.36 3.8
0.5 12.7 0.8 20.3 0.81 1.35 1.61 2.15 2.72 3.33 4 4.63 5.31 6
0.812 20.6 0.8 20.3 2.04 3.38 4.02 5.38 6.81 8.32 9.91 11.6 13.3 15
0.994 25.2 0.8 20.3 3.33 5.51 6.4 8.35 10.44 12.3 14.4 16.25 17.58 19
1.25 31.8 0.8 20.3 3.54 5.84 6.97 9.33 11.8 14.4 17.2 20.1 23 26
1.625 41.3 0.8 20.3 6.26 10.34 12.3 16.5 20.9 25.5 30.4 35.5 40.7 46
3 80
150 -
1500
0.994 25.2 1.5 38.1 3.5 5.8 6.74 8.79 11 12.97 15.2 17.1 18.5 20
1.25 31.8 1.5 38.1 4.22 6.96 8.31 11.1 14.1 17.2 20.5 23.9 27.4 31
1.625 41.3 1.5 38.1 6.39 10.56
12.6 16.9 21.3 26.1 31.1 36.2 41.6 47
2.000 50.8 1.5 38.1 12.6 20.9 24.26 31.65 39.57 46.68 54.58 61.57 66.6 72
2.625 66.7 1.5 38.1 14.96 24.75 29.5 39.5 49.9 61 72.7 84.8 97.3 110
4 100
150 -
1500
0.994 25.2 1.5 38.1 3.5 5.8 6.74 8.79 11 12.97 15.2 17.1 18.5 20
1.625 41.3 1.5 38.1 6.66 11.01 13.1 17.6 22.3 27.2 32.4 37.8 43.3 49
2.000 50.8 1.5 38.1 12.95 21.46 24.93 32.53 40.67 47.97 56.1 63.28 68.45 74
2.625 66.7 1.5 38.1 15.45 25.38 30.3 40.6 51.3 62.7 74.7 87.1 99.9 113
3.5 88.9 1.5 38.1 26.55 43.88 52.3 70 88.6 108 129 150 172 195
6 150
150
-600
2.000 50.8 2 50. 14.18 23.49 27.29 35.6 44.5 52.5 61.4 69.2 74.9 81
2.625 66.7 2 50. 17.1 28.38 33.8 45.2 57.2 69.9 83.2 97.2 111 126
3.5 88.9 2 50. 28.35 46.75 55.7 74.6 94.5 115 137 160 184 208
4.375 111 2 50. 52.5 87 101 131.9 164.9 194.5 227.4 256.5 277.5 300
5 127 2 50. 54.45 89.88 107 143 182 222 264 308 354 400
8 200
150 -
600
3.5 88.9 2 50. 30 50 60 80 101 124 148 172 197 224
4.375 111 2 50. 54.5 92.8 108 141 176 207 243 274 296 320
5 127 2 50. 55.5 93.75 112 148 187 230 274 319 365 415
6.25 158.7 2.5 63. 85.5 143.7 173 228 289 355 422 493 563 640
1. Close clearance 0.75 and 1 are available in quick change trim only (Model 21114).
2. Models 21614 and 21615 available only in Cv ranges as indicated by