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Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark One SS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611 Manufacturer: Valtek TABLE 95 Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Equal Percentage Flow Direction: Over/Upstream Cv At Percent Open Valve Size (in.) Trim Size (in.) Stroke (in.) 5 10 20 30 40 50 60 70 80 90 100 .50 0.75 0.13 0.25 0.33 0.56 0.91 1.4 1.9 2.6 3.7 4.7 5.1 .38 0.75 0.065 0.13 0.19 0.31 0.50 0.86 1.2 1.7 2.5 3.4 3.8 .31 0.75 0.049 0.10 0.15 0.22 0.34 0.59 1.0 1.2 1.8 2.6 2.9 .25A 0.75 0.030 0.060 0.090 0.14 0.23 0.37 0.56 0.81 1.1 1.6 2.0 .25B 0.75 0.0077 0.015 0.032 0.053 0.10 0.16 0.25 0.40 0.63 1.0 1.3 0.5 .12A 0.5 0.0075 0.015 0.026 0.043 0.072 0.10 0.17 0.27 0.38 0.45 0.46 .72 0.75 0.32 0.63 1.0 1.6 2.3 3.2 3.9 5.6 7.6 9.0 9.5 .62 0.75 0.16 0.32 0.59 0.95 1.6 2.3 3.0 4.6 6.6 8.4 9.1 .50 0.75 0.12 0.24 0.37 0.62 1.0 1.5 1.9 3.0 4.6 5.8 6.4 .38 0.75 0.054 0.11 0.17 0.29 0.47 0.88 1.4 1.8 2.9 3.8 4.3 .31 0.75 0.046 0.092 0.15 0.20 0.31 0.58 0.87 1.2 1.6 2.6 2.9 .25A 0.75 0.030 0.060 0.088 0.14 0.21 0.35 0.58 0.92 1.2 1.8 2.0 .25B 0.75 0.0077 0.015 0.032 0.053 0.10 0.16 0.25 0.40 0.63 1.0 1.3 0.75 .12A 0.5 0.0030 0.0060 0.018 0.036 0.056 0.088 0.15 0.24 0.37 0.48 0.47 .81 0.75 0.53 1.1 1.6 2.1 2.8 3.3 4.9 8.0 11.2 14.1 15.5 .72 0.75 0.35 0.70 1.1 1.6 2.3 3.1 3.9 6.1 8.9 11.7 13.4 .62 0.75 0.18 0.35 0.61 1.0 1.5 2.3 2.7 4.2 6.5 8.7 10.2 .50 0.75 0.13 0.26 0.46 0.72 1.09 1.5 1.9 2.9 4.4 5.7 6.5 .38 0.75 0.070 0.14 0.22 0.33 0.51 0.84 1.3 1.5 2.3 3.4 4.1 .31 0.75 0.044 0.088 0.14 0.20 0.35 0.61 0.92 1.1 1.6 2.4 2.9 .25A 0.75 0.028 0.056 0.083 0.13 0.21 0.31 0.56 0.83 1.1 1.5 1.9 .25B 0.75 0.008 0.015 0.032 0.053 0.10 0.16 0.25 0.40 0.63 1.0 1.3 1 .12A 0.5 0.013 0.026 0.043 0.063 0.085 0.11 0.16 0.22 0.29 0.46 0.47 1.25 1 0.77 1.5 2.3 3.5 4.9 6.6 10 15 21 25 27 1.00 0.75 0.52 1.0 1.6 2.4 3.3 4.5 7.1 11 14 17 19 .81 0.75 0.17 0.33 0.69 1.1 1.8 2.6 4.0 6.3 8.9 11 13 .62 0.75 0.13 0.26 0.47 0.76 1.4 2.0 3.0 4.4 6.2 8.0 9.2 1.5 .38 0.75 0.054 0.11 0.18 0.30 0.58 0.86 1.2 1.4 1.9 2.8 3.6 1.62 1.5 1.3 2.6 3.8 5.9 9.0 11 16 25 34 41 46 1.25 1 0.78 1.6 2.3 3.6 5.2 6.6 10 16 22 27 31 1.00 0.75 0.53 1.1 1.6 2.5 3.3 4.7 7.5 11 15 19 21 .81 0.75 0.34 0.67 1.0 1.4 2.1 2.6 4.0 6.2 9.0 12 14 .62 0.75 0.16 0.31 0.52 0.88 1.4 2.0 2.6 4.2 6.1 7.9 8.9 2 .38 0.75 0.075 0.15 0.22 0.34 0.55 0.91 1.1 1.7 2.6 3.2 3.5 2.62 2 2.9 5.8 10 16 22 38 60 76 85 95 104 2.00 1.5 1.9 3.7 6.3 8.8 13 24 40 55 66 73 78 1.62 1.5 1.2 2.5 3.6 5.7 8.4 11 16 24 36 46 52 3 1.25 1 0.69 1.4 2.0 3.1 4.2 6.6 12 18 24 29 33 3.50 2.5 6.5 13 20 26 35 57 96 130 154 169 179 2.62 2 3.7 7.4 11 16 24 39 63 89 111 124 133 2.25 2 2.3 4.6 7.4 12 15 24 40 63 83 96 104 4 1.62 1.5 1.3 2.5 3.6 5.7 8.4 11 16 25 37 48 55 5.00 3 6.9 14 20 33 59 125 202 264 302 333 355 3.50 2.5 5.5 11 17 23 35 58 102 152 192 215 230 3.00 2 4.0 8.0 12 17 26 38 61 102 121 154 192 6 2.62 2 3.5 6.9 11 16 22 37 65 95 118 133 141 6.25 4 17 34 55 73 107 181 305 413 499 564 606 5.00 3 7.0 14 20 33 59 125 202 290 369 428 461 3.50 2.5 3.5 7.0 13 21 34 61 110 161 205 233 250 8 2.62 2 3.5 7.0 11 16 22 37 65 95 119 135 144

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TABLE 95

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Equal Percentage Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.)

Trim Size (in.) .50 .38 .31 .25A .25B .12A .72 .62 .50 .38 .31 .25A .25B .12A .81 .72 .62 .50

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 1 0.75 0.75 0.75 0.75 1.5 1 0.75 0.75 0.75 0.75 2 1.5 1.5 1 2.5 2 2 1.5 3 2.5 2 2 4 3 2.5 2

5 0.13 0.065 0.049 0.030

10 0.25 0.13 0.10 0.060

20 0.33 0.19 0.15 0.090 0.032 0.026 1.0 0.59 0.37 0.17 0.15 0.088 0.032 1.6 1.1 0.61 0.46 0.22 0.14 0.083 0.032 0.043 2.3 1.6 0.69 0.47 0.18 3.8 2.3 1.6 1.0 0.52 0.22 10 6.3 3.6 2.0 20 11 7.4 3.6 20 17 12 11 55 20 13 11

30 0.56 0.31 0.22 0.14 0.053 0.043 1.6 0.95 0.62 0.29 0.20 0.14 0.053 0.036 2.1 1.6 1.0 0.72 0.33 0.20 0.13 0.053 0.063 3.5 2.4 1.1 0.76 0.30 5.9 3.6 2.5 1.4 0.88 0.34 16 8.8 5.7 3.1 26 16 12 5.7 33 23 17 16 73 33 21 16

40 0.91 0.50 0.34 0.23 0.10 0.072 2.3 1.6 1.0 0.47 0.31 0.21 0.10 0.056 2.8 2.3 1.5 1.09 0.51 0.35 0.21 0.10 0.085 4.9 3.3 1.8 1.4 0.58 9.0 5.2 3.3 2.1 1.4 0.55 22 13 8.4 4.2 35 24 15 8.4 59 35 26 22 107 59 34 22

50 1.4 0.86 0.59 0.37 0.16 0.10 3.2 2.3 1.5 0.88 0.58 0.35 0.16 0.088 3.3 3.1 2.3 1.5 0.84 0.61 0.31 0.16 0.11 6.6 4.5 2.6 2.0 0.86 11 6.6 4.7 2.6 2.0 0.91 38 24 11 6.6 57 39 24 11 125 58 38 37 181 125 61 37

60 1.9 1.2 1.0 0.56 0.25 0.17 3.9 3.0 1.9 1.4 0.87 0.58 0.25 0.15 4.9 3.9 2.7 1.9 1.3 0.92 0.56 0.25 0.16 10 7.1 4.0 3.0 1.2 16 10 7.5 4.0 2.6 1.1 60 40 16 12 96 63 40 16 202 102 61 65 305 202 110 65

70 2.6 1.7 1.2 0.81 0.40 0.27 5.6 4.6 3.0 1.8 1.2 0.92 0.40 0.24 8.0 6.1 4.2 2.9 1.5 1.1 0.83 0.40 0.22 15 11 6.3 4.4 1.4 25 16 11 6.2 4.2 1.7 76 55 24 18 130 89 63 25 264 152 102 95 413 290 161 95

80 3.7 2.5 1.8 1.1 0.63 0.38 7.6 6.6 4.6 2.9 1.6 1.2 0.63 0.37 11.2 8.9 6.5 4.4 2.3 1.6 1.1 0.63 0.29 21 14 8.9 6.2 1.9 34 22 15 9.0 6.1 2.6 85 66 36 24 154 111 83 37 302 192 121 118 499 369 205 119

90 4.7 3.4 2.6 1.6 1.0 0.45 9.0 8.4 5.8 3.8 2.6 1.8 1.0 0.48 14.1 11.7 8.7 5.7 3.4 2.4 1.5 1.0 0.46 25 17 11 8.0 2.8 41 27 19 12 7.9 3.2 95 73 46 29 169 124 96 48 333 215 154 133 564 428 233 135

100 5.1 3.8 2.9 2.0 1.3 0.46 9.5 9.1 6.4 4.3 2.9 2.0 1.3 0.47 15.5 13.4 10.2 6.5 4.1 2.9 1.9 1.3 0.47 27 19 13 9.2 3.6 46 31 21 14 8.9 3.5 104 78 52 33 179 133 104 55 355 230 192 141 606 461 250 144

0.5

0.0077 0.015 0.0075 0.015 0.32 0.16 0.12 0.054 0.046 0.030 0.63 0.32 0.24 0.11 0.092 0.060

0.75

0.0077 0.015 0.53 0.35 0.18 0.13 0.070 0.044 0.028 0.008 0.013 0.77 0.52 0.17 0.13 0.054 1.3 0.78 0.53 0.34 0.16 0.075 2.9 1.9 1.2 0.69 6.5 3.7 2.3 1.3 6.9 5.5 4.0 3.5 17 7.0 3.5 3.5 1.1 0.70 0.35 0.26 0.14 0.088 0.056 0.015 0.026 1.5 1.0 0.33 0.26 0.11 2.6 1.6 1.1 0.67 0.31 0.15 5.8 3.7 2.5 1.4 13 7.4 4.6 2.5 14 11 8.0 6.9 34 14 7.0 7.0

0.0030 0.0060 0.018

1

.38 .31 .25A .25B .12A 1.25 1.00

1.5

.81 .62 .38 1.62 1.25 1.00 .81 .62 .38 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.62 5.00 3.50 3.00 2.62 6.25 5.00 3.50 2.62

2

3

4

6

8

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

(Continued)

TABLE 95

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Equal Percentage Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 10

Trim Size (in.) 8.00 6.25 5.00 9.50

Stroke (in.) 4 4 3 4 4 4 4 4 4 6 6 8 8 12 12

5 21 17 7.0 37 23 17 49 21 17 57 72 85 134 199 268

10 42 34 14 73 46 34 98 42 34 70 87 104 163 243 325

20 60 49 20 108 68 49 145 60 49 103 129 153 241 359 481

30 99 73 33 153 101 73 215 99 73 152 191 226 356 530 711

40 192 107 59 230 149 107 462 192 107 225 282 335 526 784 1052

50 371 181 125 428 250 181 759 371 181 332 417 495 778 1160 1556

60 525 305 202 697 421 305 1023 615 305 491 617 732 1150 1715 2300

70 656 425 290 920 585 440 1240 841 461 727 912 1082 1701 2536 3402

80 762 548 385 1080 750 589 1440 976 613 1075 1349 1601 2515 3750 5030

90 843 635 455 1215 884 712 1577 1069 736 1589 1995 2367 3719 5545 7439

100 897 690 495 1310 960 770 1695 1150 800 2350 2950 3500 5500 8200 11000

12

7.38 6.25 11.00 8.00 6.25 13.00 15.50 16.25 20.00 24.00 29.50

14 16 18 20 24 30 36

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 96

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Equal Percentage Bellows: Guardian Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 0.5

Trim Size (in.) .50 .31 .72 .50 .31 .81 .50 .31 1.25 1.00 .81 1.62 1.25 1.00 .81 2.62 1.62 3.50 2.25

Stroke (in.) 0.38 0.38 0.38 0.38 0.38 0.38 0.38 0.38 0.75 0.75 0.75 0.75 0.75 0.75 0.75 1 1 1.5 1.5

5 0.10 0.06 0.18 0.14 0.07 0.27 0.17 0.0725 0.75 0.60 0.45 1.3 0.95 0.70 0.48 2.9 1.8 5.0 3.3

10 0.20 0.13 0.35 0.28 0.14 0.54 0.33 0.15 1.5 1.2 0.90 2.6 1.9 1.4 0.95 5.9 3.5 9.9 6.6

20 0.28 0.18 0.49 0.39 0.20 0.76 0.46 0.20 2.1 1.7 1.3 3.6 2.7 2.0 1.3 8.2 4.9 14 9.2

30 0.44 0.28 0.77 0.62 0.31 1.2 0.73 0.32 3.3 2.6 2.0 5.6 4.2 3.1 2.1 13 7.7 22 14

40 0.68 0.43 1.2 0.95 0.48 1.8 1.1 0.49 5.1 4.1 3.1 8.7 6.5 4.8 3.2 20 12 34 22

50 1.0 0.63 1.8 1.4 0.70 2.7 1.7 0.73 7.5 6.0 4.5 13 9.5 7.0 4.8 29 18 50 33

60 1.5 0.93 2.6 2.1 1.0 4.0 2.4 1.1 11 8.9 6.7 19 14 10 7.0 43 26 73 48

70 2.1 1.3 3.7 3.0 1.5 5.7 3.5 1.5 16 13 9.5 27 20 15 10 62 37 105 69

80 2.8 1.7 4.8 3.9 1.9 7.5 4.6 2.0 21 17 12 35 26 19 13 81 48 137 90

90 3.5 2.2 6.1 4.9 2.4 9.4 5.7 2.5 26 21 16 44 33 24 17 102 61 172 114

100 4.0 2.5 7.0 5.6 2.8 10.8 6.6 2.9 30 24 18 51 38 28 19 117 70 198 131

0.75

1

1.5

2

3 4

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 97

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Equal Percentage Bellows: Guardian II Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 0.5

Trim Size (in.) .50 .31 .72 .50 .31 .81 .50 .31 1.25 1.00 .81 1.62 1.25 1.00 .81 2.62 1.62 3.50 2.25 5.00 3.50 6.25 5.00

Stroke (in.) 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1 0.75 0.75 1 1 0.75 0.75 1.5 1.5 2 2 2.5 2.5 3 3

5 0.11 0.058 0.19 0.14 0.07 0.28 0.14 0.07 0.75 0.55 0.45 1.1 0.83 0.58 0.48 2.7 1.2 5.2 2.8 10 5.9 17 12

10 0.21 0.12 0.38 0.27 0.13 0.55 0.29 0.13 1.5 1.1 0.90 2.2 1.7 1.2 1.0 5.4 2.5 10 5.7 20 12 35 24

20 0.29 0.16 0.53 0.38 0.18 0.77 0.40 0.18 2.1 1.5 1.3 3.1 2.3 1.6 1.3 7.5 3.4 14 7.9 28 17 49 33

30 0.46 0.25 0.83 0.59 0.29 1.2 0.63 0.29 3.3 2.4 2.0 4.8 3.6 2.5 2.1 12 5.4 23 12 45 26 77 52

40 0.71 0.39 1.3 0.92 0.44 1.9 1.0 0.44 5.1 3.7 3.1 7.5 5.6 3.9 3.2 18 8.3 35 19 69 40 119 81

50 1.1 0.58 1.9 1.4 0.65 2.8 1.4 0.65 7.5 5.5 4.5 11 8.3 5.8 4.8 27 12 52 28 101 59 175 119

60 1.6 0.85 2.8 2.0 1.0 4.1 2.1 1.0 11.1 8.1 6.7 16 12 8.5 7.0 40 18 76 42 150 87 258 175

70 2.2 1.2 4.0 2.9 1.4 5.8 3.0 1.4 15.9 11.7 9.5 23 17 12 10 57 26 109 60 215 125 370 251

80 2.9 1.6 5.2 3.7 1.8 7.6 3.9 1.8 20.7 15.2 12.4 30 23 16 13 74 34 142 78 279 163 482 327

90 3.7 2.0 6.5 4.7 2.3 9.6 5.0 2.3 26.1 19.1 15.7 38 29 20 17 93 43 179 98 352 205 607 412

100 4.2 2.3 7.5 5.4 2.6 11 5.7 2.6 30.0 22.0 18.0 44 33 23 19 107 49 206 113 405 236 698 474

0.75

1

1.5

2

3 4 6 8

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 98

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Equal Percentage Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.)

Trim Size (in.) .50 .38 .31 .25A .25B .12A .72 .62 .50 .38 .31 .25A .25B .12A .81 .72 .62 .50

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 1 0.75 0.75 0.75 0.75 1.5 1 0.75 0.75 0.75 0.75 2 1.5 1.5 1 2.5 2 2 1.5 3 2.5 2 2

5 0.10 0.065 0.054 0.025 0.0071 0.0085 0.21 0.14 0.091 0.049 0.040 0.026 0.0071 0.33 0.23 0.15 0.10 0.065 0.040 0.030 0.0071 0.0070 0.64 0.45 0.16 0.13 0.044 1.1 0.62 0.44 0.30 0.14 0.073 2.2 1.6 1.1 0.61 5.3 3.4 2.1 1.1 6.8 5.4 3.9 2.8

10 0.20 0.13 0.11 0.049 0.014 0.017 0.43 0.27 0.18 0.10 0.080 0.052 0.014 0.66 0.46 0.29 0.19 0.13 0.079 0.059 0.014 0.014 1.3 0.90 0.33 0.27 0.088 2.2 1.2 0.89 0.61 0.28 0.15 4.5 3.3 2.2 1.2 11 6.8 4.2 2.2 14 11 7.8 5.6

20 0.30 0.18 0.15 0.075 0.027 0.029 0.67 0.46 0.30 0.16 0.13 0.080 0.027 0.015 0.94 0.69 0.45 0.29 0.19 0.12 0.084 0.027 0.025 1.9 1.3 0.59 0.43 0.14 3.1 1.9 1.3 0.87 0.44 0.21 7.8 5.2 3.2 1.7 15 10 6.3 3.2 18 16 11 8.9

30 0.45 0.27 0.21 0.11 0.046 0.044 0.94 0.76 0.47 0.27 0.18 0.13 0.046 0.034 1.3 1.0 0.70 0.47 0.29 0.18 0.14 0.046 0.040 2.9 1.9 0.93 0.78 0.23 4.6 2.8 1.9 1.2 0.74 0.32 13 8.7 4.8 2.5 24 17 10 4.8 35 26 17 15

40 0.72 0.41 0.29 0.18 0.081 0.067 1.4 1.2 0.76 0.43 0.26 0.20 0.081 0.057 1.9 1.5 1.1 0.77 0.43 0.26 0.19 0.081 0.062 4.4 3.0 1.6 1.1 0.36 7.0 4.3 3.0 1.8 1.1 0.49 21 14 7.4 4.0 36 27 16 7.4 62 41 25 23

50 1.1 0.68 0.47 0.27 0.13 0.10 2.2 1.8 1.2 0.71 0.45 0.31 0.13 0.092 2.8 2.3 1.7 1.2 0.66 0.47 0.30 0.13 0.086 6.8 4.5 2.6 1.9 0.60 10 6.4 4.7 2.7 1.8 0.80 36 25 11 6.7 57 42 26 11 148 65 37 37

60 1.6 1.0 0.72 0.43 0.21 0.16 3.2 2.8 1.8 1.1 0.69 0.48 0.21 0.16 4.1 3.5 2.5 1.8 1.0 0.71 0.47 0.21 0.13 11 6.6 4.5 3.2 0.88 16 10 6.8 4.0 2.7 1.2 71 43 17 11 114 67 41 17 249 114 73 68

70 2.3 1.5 1.1 0.67 0.31 0.25 5.5 4.4 2.9 1.8 1.1 0.84 0.31 0.27 6.6 5.6 3.9 2.7 1.5 1.1 0.72 0.31 0.20 16 11 6.1 5.3 1.3 30 15 12 6.0 4.5 1.9 88 63 28 18 156 100 67 28 297 152 115 93

80 3.9 2.3 1.7 1.0 0.48 0.41 7.5 6.4 4.7 2.7 1.6 1.3 0.48 0.45 9.2 8.0 6.1 4.5 2.3 1.6 1.2 0.48 0.33 24 17 9.4 6.3 1.9 41 24 18 8.8 6.7 2.6 92 71 42 24 168 111 81 42 339 176 134 106

90 4.7 3.1 2.3 1.6 0.73 0.43 8.9 8.5 5.7 3.5 2.4 1.8 0.73 0.46 12 11 9.0 5.9 3.4 2.4 1.6 0.73 0.50 28 22 14 8.3 3.2 45 29 22 14 9.0 2.9 101 77 47 30 183 123 90 52 374 202 153 119

100 4.9 3.5 2.6 1.8 1.2 0.44 10 8.6 6.0 3.8 2.7 1.9 1.2 0.46 13 12 9.7 6.5 3.9 2.8 1.8 1.2 0.51 30 22 16 10 3.7 47 30 23 17 10 3.0 108 82 49 33 195 133 98 56 400 224 170 130

0.5

0.75

0.0020 0.0040

1

.38 .31 .25A .25B .12A 1.25 1.00

1.5

.81 .62 .38 1.62 1.25 1.00 .81 .62 .38 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.62 5.00 3.50 3.00 2.62

2

3

4

6

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

(Continued)

TABLE 98

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Equal Percentage Flow Direction: Under/Downstream Cv At Percent Open

Valve Trim Stroke Size (in.) Size (in.) (in.) 6.25 8 5.00 3.50 2.62 8.00 10 6.25 5.00 9.50 12 7.38 6.25 11.00 14 16 18 20 24 30 36 8.00 6.25 13.00 15.50 16.25 20.00 24.00 29.50 4 3 2.5 2 4 4 3 4 4 4 4 4 4 6 6 8 8 12 12

5 14 7.0 5.5 3.0 20 14 7.0 29 22 14 49 21 14 57 72 85 134 199 268

10 28 14 11 6.0 41 28 14 58 44 28 98 41 28 70 87 104 163 243 325

20 46 19 16 8.7 70 46 19 99 65 46 145 70 46 103 129 153 241 359 481

30 76 36 26 15 112 76 36 158 97 76 295 112 76 152 191 226 356 530 711

40 115 65 41 23 191 115 65 269 142 115 529 191 115 225 282 335 526 784 1052

50 184 134 65 37 424 184 134 534 267 184 840 424 184 332 417 495 778 1160 1556

60 334 212 114 68 603 335 212 766 480 334 1100 643 334 491 617 732 1150 1715 2300

70 497 298 161 100 723 498 298 960 637 508 1340 789 525 727 912 1082 1701 2536 3402

80 589 359 196 117 817 590 378 1140 756 612 1540 921 629 1075 1349 1601 2515 3750 5030

90 643 412 220 132 921 644 434 1290 858 683 1700 1040 720 1589 1995 2367 3719 5545 7439

100 691 457 245 143 1013 693 482 1410 935 750 1790 1150 800 2350 2950 3500 5500 8200 11000

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 99

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Linear Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.)

Trim Size (in.) .50 .38 .31 .25A .25B .12A .72 .62 .50 .38 .31 .25A .25B .12A .81 .72 .62 .50 .38 .31 .25A .25B .12A 1.25 1.00 .81 .72 .62 .38 1.62 1.25 1.00 .81 .72 .62 .38 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.62 5.00 3.50 3.00 2.62 6.25 5.00 3.50 2.62

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 1 0.75 0.75 0.75 0.75 0.75 1.5 1 0.75 0.75 0.75 0.75 0.75 2 1.5 1.5 1 2.5 2 2 1.5 3 2.5 2 2 4 3 2.5 2

5 0.42 0.31 0.23 0.10 0.058 0.014 0.77 0.65 0.37 0.25 0.18 0.095 0.058 0.014 0.95 0.72 0.66 0.41 0.28 0.17 0.12 0.058 0.028 1.9 1.31 0.95 0.70 0.65 0.28 3.3 2.0 1.3 1.1 0.70 0.65 0.28 8.7 6.4 3.3 2.3 15 7.9 7.0 3.4 31 18 13 8.0 56 37 15 8.0

10 0.84 0.63 0.46 0.21 0.116 0.028 1.5 1.3 0.74 0.49 0.37 0.19 0.12 0.027 1.9 1.4 1.3 0.83 0.56 0.33 0.24 0.12 0.055 3.7 2.61 1.9 1.4 1.3 0.56 6.5 4.1 2.6 1.9 1.4 1.3 0.56 17 13 6.5 4.7 30 16 14 6.9 61 36 25 16 112 73 30 16

20 1.7 1.2 0.86 0.42 0.26 0.081 3.6 2.4 1.7 1.1 0.73 0.45 0.26 0.088 3.7 3.2 2.4 1.6 1.1 0.75 0.48 0.26 0.10 8.0 5.50 3.7 3.2 2.4 1 14 8.4 5.5 3.7 3.2 2.4 1.1 38 22 14 9.1 67 33 28 14 126 70 49 33 216 143 67 33

30 2.5 1.8 1.2 0.79 0.39 0.15 5.4 3.8 2.4 1.6 1.1 0.71 0.39 0.14 6.2 5.0 3.8 2.4 1.6 1.1 0.80 0.39 0.16 12 8.5 5.7 5 3.8 2 22 13 8.6 5.7 5.0 3.8 1.6 56 33 21 13 102 50 41 20 199 103 72 50 311 209 102 50

40 3.2 2.2 1.6 1.0 0.51 0.19 7.2 4.9 3.3 2.1 1.4 0.99 0.51 0.20 8.4 6.7 4.9 3.0 2.1 1.4 0.97 0.51 0.22 16 11 7.7 6.7 4.9 2 29 17 12 7.7 6.7 4.9 2.1 71 44 27 18 132 69 54 28 254 133 94 69 397 271 132 69

50 3.8 2.8 2.0 1.2 0.65 0.25 8.1 6.2 4.0 2.7 1.9 1.2 0.65 0.25 11 8.5 6.2 3.7 2.5 1.8 1.2 0.65 0.26 19 14 9.6 8.5 6.2 3 36 22 15 10 8.5 6.2 2.6 83 54 34 22 153 87 66 35 302 159 115 87 474 330 163 90

60 4.3 3.1 2.3 1.5 0.77 0.29 8.8 7.6 4.8 3.1 2.2 1.5 0.77 0.30 14 11 7.7 4.4 2.9 2.1 1.4 0.77 0.30 23 16 11 11 7.7 3 43 25 17 11 11 7.7 2.9 97 62 41 26 165 103 78 42 346 182 134 103 541 387 193 110

70 4.8 3.5 2.5 1.7 0.89 0.33 9.2 8.2 5.5 3.5 2.4 1.7 0.89 0.36 15 13 9.0 5.2 3.3 2.3 1.6 0.89 0.36 25 18 13 12 9 3 48 29 19 13 12 9 3.3 105 69 47 29 170 115 89 49 383 202 152 121 600 439 221 126

80 5.2 3.9 2.8 1.9 1.0 0.39 9.6 8.5 6.1 4.0 2.7 1.9 1.0 0.41 16 14 11 5.9 3.8 2.6 1.8 1.0 0.41 28 20 14 13 11 4 51 31 21 14 14 11 3.8 110 73 51 32 176 126 99 53 413 220 168 135 648 488 248 143

90 5.4 4.1 2.9 2.0 1.1 0.44 9.9 8.9 6.6 4.3 3.0 2.0 1.1 0.47 17 15 12 6.5 4.3 2.9 1.9 1.1 0.48 30 21 15 14 12 4 54 33 22 15 14 12 4.3 113 77 55 34 184 133 108 56 437 235 183 150 687 533 274 158

100 5.6 4.1 2.9 2.0 1.2 0.46 10.1 9.1 6.9 4.3 3.0 2.0 1.2 0.47 18 16 12 6.8 4.4 2.9 1.9 1.2 0.49 31 21 15 15 12 4 56 35 23 15 15 12 4.4 116 79 57 35 193 137 117 59 453 247 196 162 713 575 298 173

0.5

0.75

1

1.5

2

3

4

6

8

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

(Continued)

TABLE 99

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Linear Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.)

Trim Size (in.) 8.00

Stroke (in.) 4 4 3 4 4 4 4 4 4 6 6 8 8 12 12

5 87 50 31 130 34 50 172 88 50 118 148 175 275 410 550

10 174 99 61 259 68 99 344 175 99 235 295 350 550 820 1100

20 340 202 126 494 212 202 610 344 202 470 590 700 1100 1640 2200

30 490 305 192 660 356 305 820 501 305 705 885 1050 1650 2460 3300

40 621 404 254 850 544 404 1080 644 404 940 1180 1400 2200 3280 4400

50 732 492 329 1020 654 489 1320 771 499 1175 1475 1750 2750 4100 5500

60 824 562 388 1160 750 571 1520 881 586 1410 1770 2100 3300 4920 6600

70 900 624 444 1280 825 646 1690 976 668 1645 2065 2450 3850 5740 7700

80 963 675 496 1370 877 713 1820 1057 744 1880 2360 2800 4400 6560 8800

90 1014 711 545 1430 918 774 1910 1125 814 2115 2655 3150 4950 7380 9900

100 1056 739 590 1470 947 829 1970 1184 878 2350 2950 3500 5500 8200 11000

10

6.25 5.00 9.50 7.38 6.25 11.00 8.00 6.25 13.00 15.50 16.25 20.00 24.00 29.50

12

14 16 18 20 24 30 36

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 100

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Linear Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.)

Trim Size (in.) .50 .38 .31 .25A .25B .12A .72 .62 .50 .38 .31 .25A .25B .12A .81 .72 .62 .50 .38 .31 .25A .25B .12A 1.25 1.00 .81 .72 .62 .38 1.62 1.25 1.00 .81 .72 .62 .38 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.62 5.00 3.50 3.00 2.62 6.25 5.00 3.50 2.62

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 1 0.75 0.75 0.75 0.75 0.75 1.5 1 0.75 0.75 0.75 0.75 0.75 2 1.5 1.5 1 2.5 2 2 1.5 3 2.5 2 2 4 3 2.5 2

5 0.42 0.31 0.23 0.10 0.058 0.014 0.77 0.65 0.37 0.25 0.18 0.095 0.058 0.014 0.95 0.72 0.66 0.41 0.28 0.17 0.12 0.058 0.028 1.9 1.31 0.95 0.70 0.65 0.28 3.3 2.0 1.3 1.1 0.70 0.65 0.28 8.7 6.4 3.3 2.3 15 7.9 7.0 3.4 31 18 13 8.0 56 37 15 8.0

10 0.84 0.63 0.46 0.21 0.116 0.028 1.5 1.3 0.74 0.49 0.37 0.19 0.12 0.027 1.9 1.4 1.3 0.83 0.56 0.33 0.24 0.12 0.055 3.7 2.61 1.9 1.4 1.3 0.56 6.5 4.1 2.6 1.9 1.4 1.3 0.56 17 13 6.5 4.7 30 16 14 6.9 61 36 25 16 112 73 30 16

20 1.7 1.2 0.86 0.42 0.26 0.081 3.6 2.4 1.7 1.1 0.73 0.45 0.26 0.088 3.7 3.2 2.4 1.6 1.1 0.75 0.48 0.26 0.10 8.0 5.50 3.7 3.2 2.4 1 14 8.4 5.5 3.7 3.2 2.4 1.1 38 22 14 9.1 67 33 28 14 126 70 49 33 216 143 67 33

30 2.5 1.8 1.2 0.79 0.39 0.15 5.4 3.8 2.4 1.6 1.1 0.71 0.39 0.14 6.2 5.0 3.8 2.4 1.6 1.1 0.80 0.39 0.16 12 8.5 5.7 5 3.8 2 22 13 8.6 5.7 5.0 3.8 1.6 56 33 21 13 102 50 41 20 199 103 72 50 311 209 102 50

40 3.2 2.2 1.6 1.0 0.51 0.19 7.2 4.9 3.3 2.1 1.4 0.99 0.51 0.20 8.4 6.7 4.9 3.0 2.1 1.4 0.97 0.51 0.22 16 11 7.7 6.7 4.9 2 29 17 12 7.7 6.7 4.9 2.1 71 44 27 18 132 69 54 28 254 133 94 69 397 271 132 69

50 3.8 2.8 2.0 1.2 0.65 0.25 8.1 6.2 4.0 2.7 1.9 1.2 0.65 0.25 11 8.5 6.2 3.7 2.5 1.8 1.2 0.65 0.26 19 14 9.6 8.5 6.2 3 36 22 15 10 8.5 6.2 2.6 83 54 34 22 153 87 66 35 302 159 115 87 474 330 163 90

60 4.3 3.1 2.3 1.5 0.77 0.29 8.8 7.6 4.8 3.1 2.2 1.5 0.77 0.30 14 11 7.7 4.4 2.9 2.1 1.4 0.77 0.30 23 16 11 11 7.7 3 43 25 17 11 11 7.7 2.9 97 62 41 26 165 103 78 42 346 182 134 103 541 387 193 110

70 4.8 3.5 2.5 1.7 0.89 0.33 9.2 8.2 5.5 3.5 2.4 1.7 0.89 0.36 15 13 9.0 5.2 3.3 2.3 1.6 0.89 0.36 25 18 13 12 9 3 48 29 19 13 12 9 3.3 105 69 47 29 170 115 89 49 383 202 152 121 600 439 221 126

80 5.2 3.9 2.8 1.9 1.0 0.39 9.6 8.5 6.1 4.0 2.7 1.9 1.0 0.41 16 14 11 5.9 3.8 2.6 1.8 1.0 0.41 28 20 14 13 11 4 51 31 21 14 14 11 3.8 110 73 51 32 176 126 99 53 413 220 168 135 648 488 248 143

90 5.4 4.1 2.9 2.0 1.1 0.44 9.9 8.9 6.6 4.3 3.0 2.0 1.1 0.47 17 15 12 6.5 4.3 2.9 1.9 1.1 0.48 30 21 15 14 12 4 54 33 22 15 14 12 4.3 113 77 55 34 184 133 108 56 437 235 183 150 687 533 274 158

100 5.6 4.1 2.9 2.0 1.2 0.46 10.1 9.1 6.9 4.3 3.0 2.0 1.2 0.47 18 16 12 6.8 4.4 2.9 1.9 1.2 0.49 31 21 15 15 12 4 56 35 23 15 15 12 4.4 116 79 57 35 193 137 117 59 453 247 196 162 713 575 298 173

0.5

0.75

1

1.5

2

3

4

6

8

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

(Continued)

TABLE 100

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Linear Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 10

Trim Size (in.) 8.00 6.25 5.00 9.50

Stroke (in.) 4 4 3 4 4 4 4 4 4 6 6 8 8 12 12

5 87 50 31 130 34 50 172 88 50 118 148 175 275 410 550

10 174 99 61 259 68 99 344 175 99 235 295 350 550 820 1100

20 340 202 126 494 212 202 610 344 202 470 590 700 1100 1640 2200

30 490 305 192 660 356 305 820 501 305 705 885 1050 1650 2460 3300

40 621 404 254 850 544 404 1080 644 404 940 1180 1400 2200 3280 4400

50 732 492 329 1020 654 489 1320 771 499 1175 1475 1750 2750 4100 5500

60 824 562 388 1160 750 571 1520 881 586 1410 1770 2100 3300 4920 6600

70 900 624 444 1280 825 646 1690 976 668 1645 2065 2450 3850 5740 7700

80 963 675 496 1370 877 713 1820 1057 744 1880 2360 2800 4400 6560 8800

90 1014 711 545 1430 918 774 1910 1125 814 2115 2655 3150 4950 7380 9900

100 1056 739 590 1470 947 829 1970 1184 878 2350 2950 3500 5500 8200 11000

12

7.38 6.25 11.00 8.00 6.25 13.00 15.50 16.25 20.00 24.00 29.50

14 16 18 20 24 30 36

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 101

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Linear Bellows: Guardian II Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 0.5

Trim Size (in.) .50 .31 .72 .50 .31 .81 .50 .31 1.25 1.00 .81 1.62 1.25 1.00 .81 2.62 1.62 3.50 2.25 5.00 3.50 6.25 5.00

Stroke (in.) 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1 0.75 0.75 1 1 0.75 0.75 1.5 1.5 2 2 2.5 2.5 3 3

5 0.21 0.12 0.38 0.27 0.13 0.55 0.29 0.13 1.5 1.1 0.90 2.2 1.7 1.2 1.0 5.4 2.5 10 5.7 20 12 35 24

10 0.42 0.23 0.75 0.54 0.26 1.1 0.57 0.26 3.0 2.2 1.8 4.4 3.3 2.3 1.9 11 4.9 21 11 41 24 70 47

20 0.84 0.46 1.5 1.1 0.52 2.2 1.1 0.52 6.0 4.4 3.6 8.8 6.6 4.6 3.8 21 9.8 41 23 81 47 140 95

30 1.3 0.69 2.3 1.6 0.78 3.3 1.7 0.78 9.0 6.6 5.4 13 9.9 6.9 5.7 32 15 62 34 122 71 209 142

40 1.7 0.92 3.0 2.2 1.0 4.4 2.3 1.0 12 8.8 7.2 18 13 9.2 7.6 43 20 82 45 162 94 279 190

50 2.1 1.2 3.8 2.7 1.3 5.5 2.9 1.3 15 11 9.0 22 17 12 9.5 54 25 103 57 203 118 349 237

60 2.5 1.4 4.5 3.2 1.6 6.6 3.4 1.6 18 13 10.8 26 20 14 11 64 29 124 68 243 142 419 284

70 2.9 1.6 5.3 3.8 1.8 7.7 4.0 1.8 21 15 12.6 31 23 16 13 75 34 144 79 284 165 489 332

80 3.4 1.8 6.0 4.3 2.1 8.8 4.6 2.1 24 18 14.4 35 26 18 15 86 39 165 90 324 189 558 379

90 3.8 2.1 6.8 4.9 2.3 9.9 5.1 2.3 27 20 16.2 40 30 21 17 96 44 185 102 365 212 628 427

100 4.2 2.3 7.5 5.4 2.6 11 5.7 2.6 30 22 18.0 44 33 23 19 107 49 206 113 405 236 698 474

0.75

1

1.5

2

3 4 6 8

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 102

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Linear Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.)

Trim Size (in.) .50 .38 .31 .25A .25B .12A .72 .62 .50 .38 .31 .25A .25B .12A .81 .72 .62 .50

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 1 0.75 0.75 0.75 0.75 0.75 1.5 1 0.75 0.75 0.75 0.75 0.75 2 1.5 1.5 1 2.5 2 2 1.5 3 2.5 2 2 4 3 2.5 2

5 0.34 0.17 0.15 0.10 0.050 0.019 0.67 0.60 0.31 0.18 0.11 0.08 0.050 0.017 1.0 0.49 0.60 0.31 0.18 0.14 0.079 0.050 0.028 2.7 1.5 0.80 0.50 0.55 0.21 3.3 1.9 1.3 0.73 0.50 0.55 0.21 8.8 6.9 3.3 2.5 16 8.0 7.0 3.6 35 20 13 10 55 34 17 11

10 0.68 0.34 0.29 0.20 0.10 0.038 1.3 1.2 0.62 0.36 0.23 0.17 0.10 0.034 2.1 0.98 1.20 0.63 0.37 0.27 0.16 0.10 0.055 5.4 2.9 1.6 1.0 1.1 0.41 6.7 3.7 2.7 1.5 1 1.1 0.41 18 14 6.5 4.9 32 16 14 7.3 70 40 25 21 109 68 34 22

20 1.4 0.86 0.57 0.38 0.23 0.088 3.1 2.3 1.6 0.92 0.56 0.39 0.23 0.081 3.8 2.6 2.3 1.4 0.86 0.62 0.37 0.23 0.10 11 6.7 3.2 2.6 2.3 0.82 15 9.1 5.6 2.9 2.6 2.3 0.82 37 24 15 10 62 35 27 15 134 70 49 37 210 135 67 38

30 2.2 1.3 0.92 0.61 0.36 0.13 4.4 3.6 2.3 1.3 0.92 0.61 0.36 0.14 6.0 4.4 3.6 2.2 1.3 0.97 0.54 0.36 0.14 15 9.9 5.5 4.4 3.4 1.2 23 14 9.2 4.4 4.4 3.4 1.2 55 34 22 14 89 53 40 22 193 87 68 53 301 197 99 55

40 2.8 1.7 1.2 0.82 0.47 0.19 6.0 4.7 3.1 1.8 1.2 0.88 0.47 0.20 7.9 5.8 4.7 3.0 1.7 1.3 0.77 0.47 0.20 19 13 8.1 5.8 4.4 1.6 30 18 12 6.2 5.8 4.4 1.6 73 43 29 18 113 65 52 29 245 109 88 67 383 255 129 74

50 3.5 2.2 1.5 1.0 0.59 0.25 7.1 6.1 3.8 2.3 1.6 1.1 0.59 0.25 9.7 7.6 6.1 3.8 2.1 1.6 0.95 0.59 0.26 23 15 10 7.6 5.5 2.0 37 22 15 7.8 7.6 5.5 2.0 88 52 33 21 134 80 63 32 291 132 108 84 456 306 158 92

60 3.9 2.6 1.8 1.3 0.71 0.29 8.3 7.1 4.5 2.7 1.9 1.3 0.71 0.30 12 9.1 7.1 4.6 2.6 1.9 1.3 0.71 0.30 26 17 12 9.1 6.6 2.4 44 26 17 9.3 9.1 6.6 2.4 99 59 37 25 151 92 73 37 332 157 125 100 520 352 185 111

70 4.4 3.0 2.1 1.4 0.82 0.34 9.0 8.1 5.1 3.1 2.2 1.6 0.82 0.35 13 10 8.1 5.2 3.1 2.2 1.5 0.82 0.36 28 19 13 11 7.6 2.8 49 29 19 11 11 7.6 2.8 105 66 42 29 165 106 82 42 367 180 143 115 575 392 210 128

80 4.7 3.3 2.3 1.6 0.95 0.40 9.2 8.5 5.6 3.4 2.5 1.8 0.95 0.41 15 12 9.2 5.9 3.5 2.5 1.7 0.95 0.42 29 20 13 12 8.6 3.2 50 31 20 13 12 8.6 3.2 109 73 46 32 177 118 89 46 395 201 160 129 620 426 233 144

90 5.0 3.5 2.5 1.7 1.1 0.43 9.2 8.8 6.0 3.8 2.7 1.9 1.1 0.44 15 13 9.8 6.4 3.8 2.8 1.7 1.1 0.47 30 21 13 13 9.7 3.6 50 34 21 15 13 9.7 3.6 112 77 50 34 187 128 96 50 418 218 173 139 657 456 254 156

100 5.1 3.6 2.7 1.7 1.2 0.42 9.2 9.0 6.2 3.9 2.8 1.9 1.2 0.46 15 13 10 6.7 4.0 2.9 1.8 1.2 0.49 32 21 14 13 11 4.1 51 35 22 15 13 11 4.1 114 82 52 35 195 134 102 53 433 233 182 149 681 481 273 166

0.5

0.75

1

.38 .31 .25A .25B .12A 1.25 1.00 .81 .72 .62 .38 1.62 1.25 1.00

1.5

2

.81 .72 .62 .38 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.62 5.00 3.50 3.00 2.62 6.25 5.00 3.50 2.62

3

4

6

8

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

(Continued)

TABLE 102

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Linear Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.) 10

Trim Size (in.) 8.00 6.25 5.00 9.50 7.38 6.25 11.00 8.00 6.25 13.00 15.50 16.25 20.00 24.00 29.50

Stroke (in.) 4 4 3 4 4 4 4 4 4 6 6 8 8 12 12

5 87 54 35 126 74 54 168 88 54 118 148 175 275 410 550

10 174 109 69 252 149 107 336 175 107 235 295 350 550 820 1100

20 340 165 136 480 233 165 642 303 165 470 590 700 1100 1640 2200

30 490 244 190 639 339 250 790 448 250 705 885 1050 1650 2460 3300

40 621 325 257 820 451 340 1050 588 345 940 1180 1400 2200 3280 4400

50 732 403 323 980 561 440 1270 719 450 1175 1475 1750 2750 4100 5500

60 824 477 378 1110 669 548 1460 841 555 1410 1770 2100 3300 4920 6600

70 900 548 429 1220 771 642 1610 954 650 1645 2065 2450 3850 5740 7700

80 963 610 476 1310 858 728 1740 1057 740 1880 2360 2800 4400 6560 8800

90 1014 664 518 1370 928 795 1830 1152 820 2115 2655 3150 4950 7380 9900

100 1056 702 557 1400 983 852 1880 1237 880 2350 2950 3500 5500 8200 11000

12

14 16 18 20 24 30 36

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 103

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Quick Open Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 0.5 0.75 1 1.5 2 3 4 6 8 10 12

Trim Size (in.) .50 .72 .81 1.25 1.62 2.62 3.50 5.00 6.25 8.00 9.50

Stroke (in.) 0.75 0.75 0.75 1 1.5 2 2.5 3 4 4 4

5 0.4 0.9 0.5 2.5 4.1 11 19 38 59 96 123

10 0.74 1.7 1.0 4.9 8.2 22 38 76 117 191 246

20 1.4 3.0 3.0 8.9 15 39 69 143 222 367 495

30 4.4 4.8 6.0 14 28 65 111 221 360 544 738

40 3.1 6.3 8.3 20 39 91 154 296 479 750 940

50 3.5 7.2 9.2 25 46 110 187 362 592 840 1110

60 3.8 7.2 9.9 28 47 125 213 420 681 980 1280

70 4.1 7.3 10.3 29 48 127 218 463 693 1100 1440

80 4.4 7.4 10.4 29 49 127 222 465 706 1130 1570

90 4.6 7.4 10.5 29 49 128 225 466 716 1160 1620

100 4.8 7.5 10.5 30 50 129 225 466 726 1180 1670

TABLE 104

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 150#-600# Trim Characteristic: Quick Open Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.) 0.5 0.75 1 1.5 2 3 4 6 8 10 12

Trim Size (in.) .50 .72 .81 1.25 1.62 2.62 3.50 5.00 6.25 8.00 9.50

Stroke (in.) 0.75 0.75 0.75 1 1.5 2 2.5 3 4 4 4

5 0.37 0.85 0.95 2.4 4 10.5 18.5 37 57.5 93.5 120

10 0.73 1.7 1.9 4.8 8 21 37 74 115 187 240

20 1.4 2.9 3.5 8.7 15 38 67 139 215 357 482

30 4.2 4.6 6.0 14 28 63 108 214 349 527 714

40 3.0 6.1 8.3 19 38 87 148 286 462 728 900

50 3.4 6.9 9.9 24 45 106 180 348 570 810 1070

60 3.7 7.0 10 27 45 120 205 403 654 940 1230

70 4.0 7.0 10 27 46 121 209 444 664 1050 1380

80 4.2 7.0 10 28 46 122 212 445 675 1080 1500

90 4.4 7.1 11 28 47 123 215 446 684 1110 1550

100 4.5 7.1 11 28 48 123 215 446 694 1130 1590

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 105

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 900#-1500# Trim Characteristic: Equal Percentage Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.)

1

Trim Size (in.) .81 .72 .62 .50 .38 .31 .25A .25B .12A 1.25 1.00

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 1 0.75 0.75 0.75 0.75 1.5 1 0.75 0.75 0.75 0.75 2 1.5 1.5 1 2.5 2 2 1.5 3 2.5 2 2 4 3 2.5 2 4 4 4 6 6 8 8

5 0.29 0.23 0.18 0.11 0.065 0.045 0.028 0.023 0.01 0.70 0.45 0.30 0.18 0.065 1.2 0.7 0.45 0.29 0.18 0.065 3.1 1.8 1.2 0.70 5.5 3.1 2.3 1.2 11.5 5.5 4.0 3.1 18 12 5.5 3.1 23 30 38 51 61 75 97

10 0.58 0.46 0.35 0.22 0.13 0.09 0.056 0.045 0.019 1.4 0.89 0.59 0.35 0.13 2.3 1.4 0.89 0.58 0.35 0.13 6.1 3.5 2.3 1.4 11 6.1 4.6 2.3 23 11 8.0 6.1 35 23 11 6.1 28 37 46 62 74 92 118

20 0.86 0.68 0.51 0.33 0.18 0.13 0.082 0.060 0.027 2.1 1.3 0.86 0.51 0.18 3.5 2.1 1.3 0.86 0.51 0.18 9.1 5.2 3.5 2.1 16 9.1 6.6 3.5 33 16 12 9.1 51 33 16 9 42 55 68 92 109 136 175

30 1.3 1.0 0.76 0.49 0.27 0.19 0.12 0.074 0.038 3.0 1.9 1.3 0.76 0.27 5.1 3 1.9 1.3 0.76 0.27 13 7.8 5.1 3.0 24 13 9.8 5.1 49 24 18 13 76 49 24 13 61 81 100 136 162 200 259

40 1.9 1.5 1.1 0.72 0.41 0.28 0.19 0.10 0.054 4.5 2.9 1.9 1.1 0.41 7.5 4.5 2.9 1.9 1.1 0.41 20 11 7.6 4.5 35 20 15 7.6 71 35 26 20 112 72 35 20 91 120 148 201 239 296 383

50 2.7 2.2 1.7 1.1 0.60 0.41 0.27 0.16 0.072 6.5 4.2 2.8 1.7 0.60 11 6.6 4.3 2.8 1.7 0.60 29 17 11 6.7 51 29 22 11 106 52 38 29 164 108 52 29 134 177 219 297 354 438 566

60 3.9 3.2 2.4 1.6 0.89 0.61 0.39 0.23 0.11 9.4 6.2 4.1 2.5 0.88 16 9.7 6.3 4.1 2.5 0.88 41 25 17 9.8 76 43 29 17 182 79 62 43 256 192 80 43 199 261 324 439 523 648 837

70 5.4 4.5 3.5 2.3 1.3 0.91 0.58 0.36 0.15 13 9.1 6 3.6 1.3 22 14 9.4 6.1 3.6 1.3 63 42 24 14 117 69 42 25 235 132 105 72 362 259 135 72 294 387 479 649 773 959 1237

80 7.3 6.1 4.9 3.3 1.9 1.3 0.86 0.60 0.22 18 14 8.8 5.3 1.9 29 21 15 9.1 5.3 1.9 77 55 36 23 140 101 71 37 290 167 125 103 448 330 177 112 434 572 709 960 1143 1418 1829

90 8.8 8.0 6.6 4.6 2.8 2.0 1.3 0.83 0.36 22 18 13 7.7 2.9 36 28 20 14 7.9 2.9 89 64 52 34 159 113 91 55 334 210 158 125 522 405 222 129 642 845 1048 1420 1691 2096 2705

100 9.9 9.3 8.3 6.4 4 2.9 1.9 1.1 0.57 23 19 16 11 4.2 38 30 24 18 11 4.3 99 74 60 38 175 130 106 72 365 254 194 156 571 467 276 158 950 1250 1550 2100 2500 3100 4000

1.5

.81 .62 .38 1.62 1.25 1.00 .81 .62 .38 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.62 5.00 3.50 3.00 2.62 6.25 5.00 3.50 2.62 8.00 9.50 9.00 12.00 13.50 15.00 19.00

2

3

4

6

8

10 12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 106

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 900#-1500# Trim Characteristic: Equal Percentage Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.)

1

Trim Size (in.) .81 .72 .62 .50 .38 .31 .25A .25B .12A 1.25 1.00

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 1 0.75 0.75 0.75 0.75 1.5 1 0.75 0.75 0.75 0.75 2 1.5 1.5 1 2.5 2 2 1.5 3 2.5 2 2 4 3 2.5 2 4 4 4 6 6 8 8

5 0.29 0.23 0.17 0.11 0.06 0.044 0.027 0.022 0.01 0.70 0.43 0.29 0.17 0.06 1.2 0.70 0.43 0.29 0.17 0.06 3.0 1.8 1.2 0.70 5.5 3 2.3 1.15 11 5.5 3.9 3 17 11 5.5 3 23 30 38 51 61 75 97

10 0.57 0.45 0.34 0.22 0.12 0.088 0.054 0.044 0.019 1.4 0.86 0.58 0.34 0.12 2.3 1.4 0.86 0.57 0.34 0.12 6.0 3.5 2.3 1.4 11 6 4.5 2.3 22 11 7.8 6 34 22 11 6 28 37 46 62 74 92 118

20 0.84 0.66 0.50 0.32 0.18 0.12 0.08 0.058 0.026 2 1.3 0.84 0.5 0.18 3.4 2 1.3 0.84 0.5 0.18 8.8 5.1 3.4 2 16 8.8 6.4 3.4 32 16 11 8.8 50 32 16 8.8 42 55 68 92 109 136 175

30 1.2 0.98 0.74 0.47 0.27 0.19 0.12 0.072 0.037 2.9 1.9 1.2 0.74 0.27 5 3 1.9 1.2 0.74 0.27 13 7.6 5 3 23 13 9.6 5 47 23 17 13 74 47 23 13 61 81 100 136 162 200 259

40 1.8 1.4 1.1 0.70 0.40 0.27 0.18 0.10 0.053 4.3 2.8 1.8 1.1 0.40 7.3 4.3 2.8 1.8 1.1 0.40 19 11 7.4 4.4 34 19 14 7.4 69 34 25 19 108 69 34 19 91 120 148 201 239 296 383

50 2.6 2.1 1.6 1.0 0.58 0.40 0.26 0.16 0.070 6.3 4.1 2.7 1.6 0.58 11 6.4 4.1 2.7 1.6 0.58 28 16 11 6.5 49 28 21 11 102 50 37 28 157 104 51 28 134 177 219 297 354 438 566

60 3.8 3.1 2.3 1.5 0.86 0.60 0.38 0.23 0.10 9 6 4 2.4 0.86 15 9.4 6.1 4 2.4 0.86 40 25 16 9.6 72 41 28 16 175 76 60 42 246 185 77 42 199 261 324 439 523 648 837

70 5.2 4.3 3.4 2.2 1.3 0.88 0.57 0.35 0.15 12 8.7 5.8 3.5 1.3 21 13 9 5.9 3.5 1.3 60 41 23 14 112 67 41 24 225 127 102 69 347 249 131 70 294 387 479 649 773 959 1237

80 7.0 5.8 4.7 3.2 1.9 1.3 0.84 0.58 0.21 17 13 8.5 5.1 1.9 28 20 14 8.8 5.2 1.9 74 53 35 22 134 97 68 36 278 161 121 100 429 317 171 108 434 572 709 960 1143 1418 1829

90 8.4 7.6 6.4 4.5 2.7 1.9 1.2 0.81 0.35 21 17 12 7.5 2.8 34 27 20 13 7.7 2.8 85 61 50 32 152 108 88 54 320 203 152 121 499 389 215 125 642 845 1048 1420 1691 2096 2705

100 9.4 8.9 7.9 6.1 3.9 2.9 1.9 1.1 0.55 22 19 16 11 4.1 37 29 23 18 11 4.2 94 72 58 37 167 125 102 69 348 244 187 151 546 448 267 153 950 1250 1550 2100 2500 3100 4000

1.5

.81 .62 .38 1.62 1.25 1.00 .81 .62 .38 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.62 5.00 3.50 3.00 2.62 6.25 5.00 3.50 2.62 8.00 9.50 9.00 12.00 13.50 15.00 19.00

2

3

4

6

8

10 12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 107

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 900#-1500# Trim Characteristic: Linear Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.)

1

Trim Size (in.) .81 .72 .62 .50 .38 .31 .25A .25B .12A 1.25 1.00 .81 .72 .62 .38 1.62 1.25 1.00

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 1 0.75 0.75 0.75 0.75 0.75 1.5 1 0.75 0.75 0.75 0.75 0.75 2 1.5 1.5 1 2.5 2 2 1.5 3 2.5 2 2 4 3 2.5 2 2 4 4 4 6 6 8 8

5 0.95 0.75 0.6 0.37 0.21 0.15 0.095 0.065 0.024 2.3 1.5 1 0.80 0.60 0.21 3.9 2.35 1.5 1 0.80 0.60 0.21 10 6 4.0 2.4 18 11 7.5 4.0 37 18 14 11 58 38 19 11 7.5 48 63 78 105 125 155 200

10 1.9 1.5 1.2 0.74 0.42 0.29 0.19 0.13 0.048 4.6 3 2 1.6 1.2 0.42 7.8 4.7 3 2 1.6 1.2 0.42 20 12 7.9 4.7 36 21 15 7.9 74 36 27 21 115 75 37 21 15 95 125 155 210 250 310 400

20 3.7 3 2.3 1.5 0.84 0.58 0.37 0.26 0.095 8.9 5.9 3.9 3.1 2.3 0.84 15 9.2 6 3.9 3.1 2.3 0.84 39 24 16 9.3 70 41 30 16 142 72 54 41 222 147 73 41 30 190 250 310 420 500 620 800

30 5.3 4.3 3.4 2.2 1.3 0.88 0.56 0.39 0.14 13 8.5 5.8 4.6 3.5 1.3 21 13 8.9 5.9 4.6 3.5 1.3 55 35 23 14 98 60 45 24 201 107 80 61 314 215 109 62 45 285 375 465 630 750 930 1200

40 6.5 5.5 4.4 2.9 1.7 1.2 0.75 0.51 0.19 16 11 7.7 6.1 4.6 1.7 26 17 12 7.8 6.2 4.7 1.7 68 45 31 19 122 77 59 31 248 140 105 82 388 276 144 83 61 380 500 620 840 1000 1240 1600

50 7.5 6.5 5.3 3.6 2.1 1.5 0.93 0.62 0.24 18 13 9.4 7.5 5.8 2.1 30 21 14 9.7 7.7 5.9 2.1 79 54 38 23 140 93 72 39 286 171 130 101 447 331 179 103 76 475 625 775 1050 1250 1550 2000

60 8.3 7.3 6.1 4.2 2.5 1.7 1.1 0.73 0.28 20 15 11 8.9 6.9 2.5 33 24 17 12 9.2 7 2.5 87 62 45 28 155 108 84 47 316 199 153 120 493 380 212 123 91 570 750 930 1260 1500 1860 2400

70 8.9 8 6.8 4.8 2.9 2 1.3 0.84 0.33 21 17 12 10 7.9 3 36 27 19 13 11 8.2 3 93 70 51 32 166 121 96 54 339 224 176 139 529 421 244 143 106 665 875 1085 1470 1750 2170 2800

80 9.4 8.5 7.4 5.4 3.3 2.3 1.5 0.94 0.38 22 18 14 11 9 3.4 37 29 22 15 12 9.3 3.4 98 76 57 36 175 132 107 62 357 248 197 157 557 457 275 163 122 760 1000 1240 1680 2000 2480 3200

90 9.8 8.9 7.9 5.9 3.6 2.6 1.7 1 0.43 23 20 15 13 10 3.8 39 32 24 17 14 11 3.8 102 82 63 41 181 143 118 69 370 269 217 176 579 487 305 185 138 855 1125 1395 1890 2250 2790 3600

100 10 9.4 8.4 6.5 4.1 2.9 1.9 1.1 0.49 24 21 16 14 11 4.3 40 33 26 19 15 12 4.3 105 87 68 45 187 152 127 77 381 288 237 193 596 514 335 205 154 950 1250 1550 2100 2500 3100 4000

1.5

2

.81 .72 .62 .38 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.62 5.00 3.50 3.00 2.62 6.25 5.00

3

4

6

8

3.50 2.62 2.25

10 12 14 16 18 20 24

8.00 9.50 9.00 12.00 13.50 15.00 19.00

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 108

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 900#-1500# Trim Characteristic: Linear Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.)

1

Trim Size (in.) .81 .72 .62 .50 .38 .31 .25A .25B .12A 1.25 1.00 .81 .72 .62 .38 1.62 1.25 1.00 .81 .72 .62 .38 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.62 5.00 3.50 3.00 2.62 6.25 5.00 3.50 2.62 2.25 8.00 9.50 9.00 12.00 13.50 15.00 19.00

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 1 0.75 0.75 0.75 0.75 0.75 1.5 1 0.75 0.75 0.75 0.75 0.75 2 1.5 1.5 1 2.5 2 2 1.5 3 2.5 2 2 4 3 2.5 2 2 4 4 4 6 6 8 8

5 0.95 0.75 0.55 0.37 0.21 0.14 0.09 0.065 0.024 2.3 1.5 0.95 0.75 0.55 0.21 3.8 2.3 1.5 0.95 0.75 0.55 0.21 10 6 3.85 2.3 18 10 7.5 3.9 36 18 13 10 56 37 18 10 7.5 48 63 78 105 125 155 200

10 1.9 1.5 1.1 0.73 0.41 0.28 0.18 0.13 0.047 4.5 2.9 1.9 1.5 1.1 0.41 7.6 4.6 2.9 1.9 1.5 1.1 0.41 20 12 7.7 4.6 35 20 15 7.8 72 36 26 20 112 73 36 20 15 95 125 155 210 250 310 400

20 3.6 2.9 2.2 1.5 0.82 0.57 0.37 0.26 0.093 8.6 5.7 3.8 3 2.3 0.82 15 8.9 5.8 3.8 3 2.3 0.82 38 23 15 9.1 68 40 29 15 138 71 52 40 216 143 71 40 30 190 250 310 420 500 620 800

30 5.1 4.2 3.3 2.2 1.2 0.86 0.55 0.38 0.14 12 8.4 5.7 4.5 3.4 1.2 20 13 8.6 5.7 4.5 3.4 1.2 53 34 23 14 95 58 43 23 194 104 78 60 304 208 106 60 44 285 375 465 630 750 930 1200

40 6.3 5.3 4.2 2.8 1.6 1.1 0.73 0.5 0.18 15 11 7.4 5.9 4.5 1.6 25 17 11 7.6 6 4.6 1.6 66 43 30 18 117 75 57 31 240 136 102 79 375 267 140 80 59 380 500 620 840 1000 1240 1600

50 7.2 6.3 5.1 3.5 2 1.4 0.91 0.61 0.23 17 13 9.1 7.3 5.6 2.1 29 20 14 9.4 7.5 5.6 2.1 76 52 37 22 135 90 70 38 275 165 126 98 430 320 173 100 74 475 625 775 1050 1250 1550 2000

60 8 7 5.8 4.1 2.4 1.7 1.1 0.71 0.28 19 15 11 8.6 6.7 2.5 32 23 16 11 8.9 6.8 2.5 83 60 43 27 148 104 82 45 303 192 148 117 473 366 205 119 88 570 750 930 1260 1500 1860 2400

70 8.5 7.7 6.5 4.7 2.8 2 1.3 0.81 0.32 20 16 12 9.9 7.7 2.9 34 26 19 13 10 7.9 2.9 89 67 49 31 159 117 93 53 324 216 170 135 507 405 236 139 103 665 875 1085 1470 1750 2170 2800

80 9 8.2 7.1 5.2 3.2 2.2 1.5 0.91 0.37 21 18 13 11 8.7 3.3 36 28 21 15 12 9 3.3 94 73 55 35 167 127 103 60 341 239 190 152 532 439 266 158 118 760 1000 1240 1680 2000 2480 3200

90 9.3 8.6 7.6 5.7 3.5 2.5 1.6 1 0.42 22 19 15 12 9.7 3.7 37 30 23 16 13 10 3.7 97 78 60 40 173 137 113 67 354 259 210 170 553 468 295 179 134 855 1125 1395 1890 2250 2790 3600

100 9.6 9 8.1 6.3 4 2.9 1.9 1.1 0.47 23 20 16 13 11 4.2 38 32 25 18 15 11 4.2 100 83 66 44 179 146 123 75 364 278 228 187 569 493 323 199 150 950 1250 1550 2100 2500 3100 4000

1.5

2

3

4

6

8

10 12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 109

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 900#-1500# Trim Characteristic: Quick Open Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 1 1.5 2 3 4 6 8

Trim Size (in.) .81 1.25 1.62 2.62 3.50 5.00 6.25

Stroke (in.) 0.75 1 1.5 2 2.5 3 4

5 0.95 2.5 4.1 11 19 38 59

10 1.9 4.9 8.2 22 37 76 117

20 3.6 8.8 15 39 69 142 219

30 6 14 28 64 108 216 351

40 8.1 19 37 86 147 284 457

50 9.4 23 43 102 175 340 554

60 9.5 26 43 114 196 387 624

70 9.7 26 44 115 199 421 634

80 9.9 26 44 116 202 422 644

90 10 27 45 117 205 423 651

100 10 27 45 117 205 423 659

TABLE 110

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 900#-1500# Trim Characteristic: Quick Open Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.) 1 1.5 2 3 4 6 8

Trim Size (in.) .81 1.25 1.62 2.62 3.50 5.00 6.25

Stroke (in.) 0.75 1 1.5 2 2.5 3 4

5 0.95 2.4 4 11 18 37 57

10 1.9 4.8 8 21 36 74 114

20 3.5 8.6 15 38 67 138 213

30 5.8 13 27 62 105 209 340

40 7.8 19 35 83 142 274 441

50 9 22 41 98 168 328 533

60 9.2 25 42 110 188 372 599

70 9.3 25 42 110 191 403 607

80 9.4 25 42 111 193 404 616

90 9.5 25 43 112 196 405 622

100 9.6 26 43 112 196 405 630

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 111

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 2500# + Trim Characteristic: Equal Percentage Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.)

1

Trim Size (in.) .72 .62 .50 .38 .31 .25A .25B .12A 1.00 .81 .62 .38 1.25 1.00 .81 .62 .38 2.00 1.62 1.25 2.62 2.25 1.62 4.00 3.50 3.00 2.62 5.00 6.25 8.00 8.50 9.50 11.00 12.00 13.50

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 1 0.75 0.75 0.75 0.75 1.5 1.5 1 2 2 1.5 2.5 2.5 2 2 4 4 4 4 4 6 6 6

5 0.23 0.18 0.11 0.07 0.045 0.028 0.023 0.010 0.45 0.30 0.18 0.065 0.70 0.45 0.29 0.18 0.065 1.8 1.2 0.70 3.1 2.3 1.2 7.5 5.5 4 3.1 11 17 24 29 36 45 52 73

10 0.46 0.35 0.22 0.13 0.090 0.056 0.045 0.019 0.89 0.59 0.35 0.13 1.4 0.89 0.58 0.35 0.13 3.5 2.3 1.4 6.1 4.6 2.3 15 11 8 6.1 13 21 30 35 44 55 64 89

20 0.68 0.51 0.33 0.18 0.13 0.082 0.060 0.027 1.3 0.86 0.51 0.18 2.1 1.3 0.86 0.51 0.18 5.2 3.5 2.1 9.1 6.6 3.5 21 16 12 9.1 20 31 44 52 66 81 94 131

30 1.0 0.76 0.49 0.27 0.19 0.12 0.074 0.038 1.9 1.3 0.76 0.27 3.0 1.9 1.3 0.76 0.27 7.8 5.1 3.0 13 9.9 5.1 33 24 18 13 29 45 65 78 97 120 139 194

40 1.5 1.1 0.72 0.41 0.28 0.19 0.10 0.054 2.9 1.9 1.1 0.41 4.5 2.9 1.9 1.1 0.41 11 7.6 4.5 20 15 7.6 52 35 26 20 43 67 96 115 143 177 206 287

50 2.2 1.7 1.1 0.60 0.41 0.27 0.16 0.072 4.2 2.8 1.7 0.60 6.6 4.2 2.8 1.7 0.60 17 11 6.7 29 21 11 83 52 38 29 64 99 141 170 212 262 304 424

60 3.1 2.4 1.6 0.89 0.61 0.39 0.23 0.11 6.0 4.1 2.5 0.89 9.5 6.2 4.1 2.5 0.88 25 16 9.8 42 29 17 136 78 62 43 94 146 209 251 314 387 450 627

70 4.4 3.5 2.3 1.3 0.91 0.58 0.36 0.15 8.6 5.9 3.6 1.3 13 9.1 6.0 3.6 1.3 39 24 14 64 41 24 181 126 102 71 139 216 309 371 464 572 665 928

80 5.8 4.8 3.3 1.9 1.3 0.86 0.60 0.22 12 8.4 5.2 1.9 19 14 8.9 5.3 1.9 48 34 22 86 65 36 215 156 120 100 206 320 457 549 686 846 983 1372

90 7.4 6.3 4.5 2.8 2.0 1.3 0.83 0.36 15 12 7.4 2.9 23 18 13 7.8 2.9 54 46 32 94 80 53 242 189 148 120 304 473 676 811 1014 1251 1454 2029

100 8.4 7.6 6.1 4.0 2.9 1.9 1.1 0.57 16 14 10 4.2 24 20 17 11 4.3 60 52 36 103 89 66 260 219 177 147 450 700 1000 1200 1500 1850 2150 3000

1.5

2

3

4

6

8 10 12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 112

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 2500# + Trim Characteristic: Equal Percentage Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.)

Trim Size (in.) .72 .62 .50 .38 .31 .25A .25B .12A 1.00 .81 .62 .38 1.25 1.00

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 1 0.75 0.75 0.75 0.75 1.5 1.5 1 2 2 1.5 2.5 2.5 2 2 4 4 4 4 4 6 6 6

5 0.23 0.17 0.11 0.060 0.044 0.027 0.022 0.010 0.43 0.29 0.17 0.060 0.7 0.43 0.29 0.17 0.060 1.8 1.2 0.7 3 2.3 1.15 7.5 5.5 3.9 3 11 17 24 29 36 45 52 73

10 0.45 0.34 0.22 0.12 0.088 0.054 0.044 0.019 0.86 0.58 0.34 0.12 1.4 0.86 0.57 0.34 0.12 3.5 2.3 1.4 6 4.5 2.3 15 11 7.8 6 13 21 30 35 44 55 64 89

20 0.66 0.50 0.32 0.18 0.12 0.080 0.058 0.026 1.3 0.84 0.50 0.18 2 1.3 0.84 0.5 0.18 5.1 3.4 2 8.8 6.4 3.4 20 16 11 8.8 20 31 44 52 66 81 94 131

30 0.98 0.74 0.47 0.27 0.19 0.12 0.072 0.037 1.9 1.2 0.74 0.27 2.9 1.9 1.2 0.74 0.27 7.5 5 3 13 9.6 5 32 23 17 13 29 45 65 78 97 120 139 194

40 1.4 1.1 0.70 0.39 0.27 0.18 0.10 0.053 2.8 1.8 1.1 0.40 4.3 2.8 1.8 1.1 0.40 11 7.3 4.4 19 14 7.4 50 34 25 19 43 67 96 115 143 177 206 287

50 2.1 1.6 1.0 0.58 0.40 0.26 0.16 0.070 4 2.7 1.6 0.58 6.3 4.1 2.7 1.6 0.58 16 11 6.5 28 21 11 80 50 37 28 64 99 141 170 212 262 304 424

60 3 2.3 1.5 0.86 0.60 0.38 0.23 0.100 5.8 3.9 2.4 0.86 9.1 6 4 2.4 0.86 24 16 9.5 40 28 16 131 75 60 42 94 146 209 251 314 387 450 627

70 4.2 3.3 2.2 1.3 0.88 0.57 0.35 0.15 8.3 5.7 3.5 1.3 13 8.8 5.8 3.5 1.3 37 23 14 61 39 24 174 121 99 69 139 216 309 371 464 572 665 928

80 5.6 4.6 3.2 1.9 1.3 0.84 0.58 0.21 12 8.1 5 1.9 18 13 8.6 5.1 1.9 46 32 22 83 63 35 205 149 116 97 206 320 457 549 686 846 983 1372

90 7.1 6 4.3 2.7 1.9 1.2 0.81 0.35 14 11 7.2 2.8 22 17 12 7.5 2.8 51 44 31 89 77 51 231 181 142 116 304 473 676 811 1014 1251 1454 2029

100 8.1 7.3 5.8 3.8 2.8 1.8 1.1 0.55 15 13 9.7 4.1 23 19 16 11 4.1 57 49 34 98 86 64 249 210 170 141 450 700 1000 1200 1500 1850 2150 3000

1

1.5

2

.81 .62 .38 2.00 1.62 1.25 2.62 2.25 1.62 4.00 3.50 3.00 2.62 5.00 6.25 8.00 8.50 9.50 11.00 12.00 13.50

3

4

6

8 10 12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 113

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 2500# + Trim Characteristic: Linear Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.)

Trim Size (in.) .72 .62 .50 .38 .31 .25A .25B .12A 1.00 .81 .72 .62 .38 1.25 1.00 .81 .72 .62 .38 2.00 1.62 1.25 2.62 2.25 1.62 4.00 3.50 3.00 2.62 5.00 6.25 8.00 8.50 9.50 11.00 12.00 13.50

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 1 0.75 0.75 0.75 0.75 0.75 1.5 1.5 1 2 2 1.5 2.5 2.5 2 2 4 4 4 4 4 6 6 6

5 0.75 0.60 0.37 0.21 0.15 0.10 0.07 0.02 1.50 1.00 0.75 0.60 0.21 2.3 1.5 1.0 0.80 0.60 0.21 6.0 4.0 2.4 10 7.5 4.0 21 18 14 11 23 35 50 60 75 93 108 150

10 1.50 1.20 0.74 0.42 0.29 0.19 0.13 0.05 3.00 2.00 1.50 1.20 0.42 4.6 3.0 2.0 1.6 1.2 0.42 12 7.9 4.7 20 15 7.9 41 36 27 21 45 70 100 120 150 185 215 300

20 3.00 2.30 1.50 0.84 0.58 0.37 0.26 0.10 5.70 3.90 3.10 2.30 0.84 9 5.9 3.9 3.1 2.3 0.84 23 16 9.3 39 30 16 86 71 53 41 90 140 200 240 300 370 430 600

30 4.20 3.30 2.20 1.30 0.88 0.56 0.39 0.14 16.00 5.70 4.50 3.50 1.30 13 8.7 5.8 4.6 3.5 1.3 33 23 14 56 43 23 126 104 79 61 135 210 300 360 450 555 645 900

40 5.30 4.30 2.90 1.70 1.20 0.75 0.51 0.19 17.00 7.40 6.00 4.60 1.70 16 11 7.6 6.1 4.7 1.7 41 29 18 70 55 31 159 133 102 80 180 280 400 480 600 740 860 1200

50 6.20 5.10 3.50 2.10 1.50 0.93 0.62 0.24 12.00 8.90 7.30 5.70 2.10 19 14 9.4 7.6 5.8 2.1 47 35 23 81 66 38 187 159 124 99 225 350 500 600 750 925 1075 1500

60 6.90 5.80 4.10 2.50 1.70 1.10 0.73 0.28 13.00 10.00 8.50 6.70 2.50 21 16 11 9 6.9 2.5 53 41 27 91 75 45 209 180 145 116 270 420 600 720 900 1110 1290 1800

70 7.40 6.40 4.70 2.90 2.00 1.30 0.84 0.33 14.00 11.00 9.60 7.60 2.90 22 17 13 10 8.0 3.0 57 45 31 98 83 52 233 199 163 133 315 490 700 840 1050 1295 1505 2100

80 7.90 6.90 5.20 3.20 2.30 1.50 0.94 0.38 15.00 12.00 11.00 8.60 3.40 24 19 14 12 9.1 3.4 60 49 34 104 90 58 249 215 179 148 360 560 800 960 1200 1480 1720 2400

90 8.10 7.30 5.70 3.60 2.60 1.70 1.00 0.43 16.00 13.00 12.00 9.40 3.80 25 20 16 13 10 3.8 63 53 38 108 96 64 258 228 194 163 405 630 900 1080 1350 1665 1935 2700

100 8.50 7.70 6.20 4.00 2.90 1.90 1.10 0.49 16.00 14.00 12.00 10.00 4.30 26 22 17 14 11 4.3 65 56 41 112 101 70 264 240 207 176 450 700 1000 1200 1500 1850 2150 3000

1

1.5

2

3

4

6

8 10 12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 114

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 2500# + Trim Characteristic: Linear Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.)

1

Trim Size (in.) .72 .62 .50 .38 .31 .25A .25B .12A 1.00 .81

Stroke (in.) 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.5 0.75 0.75 0.75 0.75 0.75 1 0.75 0.75 0.75 0.75 0.75 1.5 1.5 1 2 2 1.5 2.5 2.5 2 2 4 4 4 4 4 6 6 6

5 0.75 0.55 0.37 0.21 0.14 0.09 0.07 0.02 1.45 0.95 0.75 0.55 0.21 2.25 1.45 0.95 0.75 0.55 0.21 6.00 3.85 2.30 10.00 7.50 3.85 20.00 17.50 13.00 10.00 22.50 35.00 50.00 60.00 75.00 92.50 107.50 150.00

10 1.5 1.1 0.73 0.41 0.28 0.18 0.13 0.047 2.9 1.9 1.5 1.1 0.41 4.5 2.9 1.9 1.5 1.1 0.41 12 7.7 4.6 20 15 7.7 40 35 26 20 45 70 100 120 150 185 215 300

20 2.9 2.2 1.4 0.82 0.57 0.37 0.26 0.093 5.6 3.8 3.0 2.3 0.82 8.7 5.7 3.8 3.0 2.3 0.82 22 15 9.1 38 29 15 84 70 52 40 90 140 200 240 300 370 430 600

30 4.1 3.2 2.1 1.2 0.85 0.55 0.38 0.14 16 5.5 4.4 3.4 1.2 12 8.4 5.7 4.5 3.4 1.2 32 22 13 54 42 23 122 101 76 59 135 210 300 360 450 555 645 900

40 5.1 4.1 2.8 1.6 1.1 0.73 0.50 0.18 16 7.1 5.8 4.4 1.6 15 11 7.4 5.9 4.5 1.6 39 28 18 68 54 30 154 129 99 78 180 280 400 480 600 740 860 1200

50 5.9 4.9 3.4 2.0 1.4 0.91 0.61 0.23 11 8.6 7.0 5.5 2.0 18 13 9.1 7.4 5.6 2.1 46 34 22 78 64 37 180 153 120 95 225 350 500 600 750 925 1075 1500

60 6.6 5.6 4.0 2.4 1.7 1.1 0.71 0.28 13 9.8 8.2 6.5 2.5 20 15 11 8.7 6.7 2.5 51 39 26 87 73 44 200 174 139 112 270 420 600 720 900 1110 1290 1800

70 7.1 6.1 4.5 2.8 2.0 1.3 0.81 0.32 14 11 9.2 7.4 2.9 21 17 12 10 7.8 2.9 55 44 30 94 80 50 223 191 157 128 315 490 700 840 1050 1295 1505 2100

80 7.5 6.6 5.0 3.1 2.2 1.5 0.91 0.37 14 12 10 8.3 3.3 23 18 14 11 8.8 3.3 58 47 33 99 87 56 238 206 172 142 360 560 800 960 1200 1480 1720 2400

90 7.8 7.0 5.5 3.5 2.5 1.6 1.0 0.42 15 13 11 9.1 3.7 24 20 15 13 9.8 3.7 60 51 36 104 92 62 246 218 187 157 405 630 900 1080 1350 1665 1935 2700

100 8.1 7.4 5.9 3.9 2.8 1.9 1.1 0.47 16 14 12 10 4.1 24 21 16 14 11 4.2 62 54 40 107 97 67 253 230 199 170 450 700 1000 1200 1500 1850 2150 3000

1.5

.72 .62 .38 1.25 1.00 .81 .72 .62 .38 2.00 1.62 1.25 2.62 2.25 1.62 4.00 3.50 3.00 2.62 5.00 6.25 8.00 8.50 9.50 11.00 12.00 13.50

2

3

4

6

8 10 12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 115

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 2500# + Trim Characteristic: Quick Open Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 1 1.5 2 3 4 6

Trim Size (in.) .72 1.00 1.25 2.00 2.62 4.00

Stroke (in.) 0.75 0.75 1 1.5 2 2.5

5 0.9 1.8 2.8 7.0 11.5 22.5

10 1.8 3.6 5.6 14 23 45

20 3.3 6.7 11 26 43 100

30 5.2 11 17 41 68 160

40 6.8 14 22 53 88 200

50 7.8 16 25 61 100 230

60 8.4 17 27 66 110 260

70 8.6 17 27 68 112 264

80 8.7 18 28 68 114 267

90 8.8 18 28 69 115 270

100 8.8 18 28 69 115 270

TABLE 116

Manufacturer: Valtek Valve Type: Mark One, Unbalanced Pressure Class: 2500# + Trim Characteristic: Quick Open Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.) 1 1.5 2 3 4 6

Trim Size (in.) .72 1.00 1.25 2.00 2.62 4.00

Stroke (in.) 0.75 0.75 1 1.5 2 2.5

5 0.9 1.9 3 6.5 11 28

10 1.8 3.8 6 13 22 55

20 3.2 7 10 25 40 100

30 5 11 16 40 65 155

40 6.6 14 21 50 85 205

50 7.6 16 24 59 100 235

60 8.2 17 26 64 105 250

70 8.2 17 26 65 108 255

80 8.3 18 27 65 109 257

90 8.4 18 27 66 110 260

100 8.4 18 27 66 110 260

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 117

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 150#-600# Trim Characteristic: Equal Percent Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 2

Trim Size (in.) 1.62 1.25 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.25 5.00

Stroke (in.) 1 1 1.5 1.5 1.5 1 2 2 2 1 2.5 2.5 2 3 3 2 3 3 3 4 4 3 4 4 4 6 6 8 8 12 12

5 1.2 0.8 3.5 2.0 1.2 0.75 6.0 3.4 2.5 0.75 12 7.5 4.5 19 12 6.0 30 19 12 43 26 18 57 31 19 54 67 79 122 182 243

10 2.4 1.5 6.9 4.0 2.4 1.5 12 6.8 5.0 1.5 24 15 8.9 37 24 12 59 38 24 85 52 35 114 62 37 65 81 96 148 222 296

20 3.6 2.1 11 6.4 3.6 2.1 18 11 7.7 2.1 37 24 14 57 37 19 110 57 37 129 78 52 206 92 56 96 120 142 219 328 437

30 5.2 3.1 17 10 5.3 3.2 29 16 12 3.2 56 36 21 81 56 29 285 82 56 215 118 82 508 139 86 142 178 210 323 485 647

40 7.6 4.6 30 16 7.8 4.7 42 25 19 4.7 99 56 33 160 85 44 375 165 86 474 177 142 666 217 129 210 263 311 478 717 956

50 11 6.7 57 26 12 6.9 82 39 28 6.9 170 92 54 256 139 92 488 300 143 610 320 285 880 436 194 311 389 460 707 1061 1414

60 16 10 67 45 17 10 112 64 39 10 218 150 98 337 228 137 609 364 257 800 474 358 1070 564 341 460 575 680 1046 1568 2091

70 24 14 82 57 24 15 129 97 68 15 271 191 123 423 291 168 711 470 315 970 625 467 1200 745 468 680 850 1005 1546 2319 3092

80 31 20 95 70 36 22 148 111 85 23 310 239 157 485 368 215 780 575 398 1090 780 592 1280 910 612 1006 1258 1486 2287 3430 4573

90 33 27 102 83 51 31 162 131 100 32 333 280 195 523 433 267 820 666 491 1170 930 713 1330 1050 760 1488 1860 2198 3381 5072 6762

100 35 29 103 93 60 35 167 150 116 40 339 310 231 538 483 317 840 735 578 1200 1040 820 1350 1150 890 2200 2750 3250 5000 7500 10000

3

4

6

4.00 3.00 6.25

8

5.00 3.50 8.00

10

6.25 5.00 9.50

12

7.38 6.00 11.00

14 16 18 20 24 30 36

8.00 6.25 13.00 15.50 16.25 20.00 24.00 29.50

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 118

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 150#-600# Trim Characteristic: Equal Percentage Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.) 2

Trim Size (in.) 1.62 1.25 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.25 5.00 4.00 3.00 6.25 5.00 3.50 8.00 6.25 5.00 9.50 7.38 6.00 11.00 8.00 6.25 13.00 15.50 16.25 20.00 24.00 29.50

Stroke (in.) 1 1 1.5 1.5 1.5 1 2 2 2 1 2.5 2.5 2 3 3 2 3 3 3 4 4 3 4 4 4 6 6 8 8 12 12

5 1.2 0.7 3.4 2.0 1.2 0.7 6.0 3.3 2.5 0.7 12 7.5 4.4 18 12 6.0 29 19 12 42 25 17 56 30 18 54 67 79 122 182 243

10 2.4 1.4 6.7 3.9 2.4 1.4 12 6.6 4.9 1.4 24 15 8.7 36 24 12 58 37 24 83 50 34 111 60 36 65 81 96 148 222 296

20 3.5 2.1 11 6.2 3.5 2.1 18 10 7.5 2.1 36 23 13 55 36 18 107 56 36 125 76 51 201 90 55 96 120 142 219 328 437

30 5.1 3.0 17 9.8 5.2 3.1 28 16 12 3.1 55 35 21 79 54 28 276 80 55 208 115 79 492 135 83 142 178 210 323 485 647

40 7.4 4.4 29 15 7.6 4.5 40 24 18 4.5 96 54 32 154 82 42 362 160 83 457 171 138 643 210 125 210 263 311 478 717 956

50 11 6.5 55 25 11 6.7 79 37 27 6.7 163 89 52 246 135 89 469 290 139 587 309 276 850 422 188 311 389 460 707 1061 1414

60 15 9.4 65 44 16 9.8 108 61 37 9.8 209 144 95 324 220 133 584 351 248 770 457 346 1020 544 330 460 575 680 1046 1568 2091

70 23 13 79 55 24 14 123 94 65 14 259 184 119 405 280 162 681 453 305 930 602 451 1140 718 453 680 850 1005 1546 2319 3092

80 29 20 91 67 34 22 142 107 82 22 296 230 152 464 354 208 748 553 384 1040 750 571 1220 880 591 1006 1258 1486 2287 3430 4573

90 31 26 98 80 49 30 155 126 97 31 318 269 189 500 416 258 790 640 474 1110 890 687 1270 1010 738 1488 1860 2198 3381 5072 6762

100 34 28 98 90 57 34 160 144 112 38 324 297 223 514 463 306 810 706 557 1140 990 790 1290 1110 860 2200 2750 3250 5000 7500 10000

3

4

6

8

10

12

14 16 18 20 24 30 36

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 119

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 150#-600# Trim Characteristic: Linear Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 2

Trim Size (in.) 1.62 1.25 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.25 5.00 4.00 3.00 6.25 5.00 3.50 8.00 6.25 5.00 9.50 7.38 6.00 11.00 8.00 6.25 13.00 15.50 16.25 20.00 24.00 29.50

Stroke (in.) 1 1 1.5 1.5 1.5 1 2 2 2 1 2.5 2.5 2 3 3 2 3 3 3 4 4 3 4 4 4 6 6 8 8 12 12

5 4.0 2.4 11 6.0 4.1 2.5 18 11 8.0 2.5 38 25 14 58 38 19 95 60 39 135 83 56 177 98 60 110 138 163 250 375 500

10 7.9 4.8 21 12 8.2 4.9 36 21 16 4.9 75 49 28 116 76 38 190 119 77 269 165 111 354 195 120 220 275 325 500 750 1000

20 15 9.2 39 24 16 9.5 68 41 30 9.6 139 93 54 218 147 75 355 229 151 500 319 217 646 377 237 440 550 650 1000 1500 2000

30 21 13 55 34 24 14 94 59 44 14 192 134 80 301 211 110 427 329 221 652 459 318 770 537 347 660 825 975 1500 2250 3000

40 25 17 68 44 31 18 116 76 57 19 236 171 104 371 268 144 545 419 287 810 584 412 960 679 450 880 1100 1300 2000 3000 4000

50 29 20 79 53 38 22 133 91 69 23 270 202 127 425 318 177 641 498 349 940 695 502 1090 790 547 1100 1375 1625 2500 3750 5000

60 32 23 88 62 44 26 146 105 79 27 296 230 149 467 363 208 716 566 408 1030 790 585 1190 900 635 1320 1650 1950 3000 4500 6000

70 34 26 94 69 50 30 155 118 89 31 315 254 170 498 401 239 770 626 461 1100 870 661 1260 990 718 1540 1925 2275 3500 5250 7000

80 36 28 99 76 56 33 162 129 97 34 329 275 189 520 435 267 810 677 512 1160 950 733 1310 1060 790 1760 2200 2600 4000 6000 8000

90 37 31 102 82 62 37 166 139 105 37 337 293 208 533 462 294 830 720 558 1190 1010 790 1340 1130 860 1980 2475 2925 4500 6750 9000

100 37 32 103 88 68 40 167 148 113 41 339 307 225 538 486 320 840 750 600 1200 1060 850 1350 1180 920 2200 2750 3250 5000 7500 10000

3

4

6

8

10

12

14 16 18 20 24 30 36

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 120

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 150#-600# Trim Characteristic: Linear Flow Direction: Under/Downstream Cv At Percent Open

Valve Trim Stroke Size (in.) Size (in.) (in.) 2 1.62 1.25 2.62 3 2.00 1.62 1.25 3.50 2.62 2.25 1.25 5.00 6 4.00 3.00 8 6.25 5.00 3.50 8.00 10 6.25 5.00 12 9.50 7.38 6.00 11.00 14 16 18 20 24 30 36 8.00 6.25 13.00 15.50 16.25 20.00 24.00 29.50 1 1 1.5 1.5 1.5 1 2 2 2 1 2.5 2.5 2 3 3 2 3 3 3 4 4 3 4 4 4 6 6 8 8 12 12

5 3.9 2.4 10 6.0 4.0 2.4 18 11 7.5 2.4 37 24 14 57 38 19 93 58 38 131 81 54 173 95 59 110 138 163 250 375 500

10 7.7 4.7 20 12 8.0 4.8 35 21 15 4.8 73 48 27 113 75 37 186 116 76 262 161 108 345 190 117 220 275 325 500 750 1000

20 14 9.0 38 23 16 9.3 66 40 30 9.4 135 91 53 211 143 73 345 223 147 486 311 212 628 367 231 440 550 650 1000 1500 2000

30 20 13 53 33 23 14 91 57 43 14 186 130 78 291 204 107 413 320 215 632 445 309 750 521 337 660 825 975 1500 2250 3000

40 24 16 65 43 30 18 112 74 55 18 227 165 101 358 259 140 526 405 279 780 566 400 920 658 437 880 1100 1300 2000 3000 4000

50 28 20 76 51 36 22 128 88 66 22 259 195 123 409 307 172 617 481 338 900 672 486 1050 770 530 1100 1375 1625 2500 3750 5000

60 31 23 84 59 43 26 140 101 76 26 284 222 144 448 350 202 687 546 395 990 760 566 1140 870 615 1320 1650 1950 3000 4500 6000

70 33 25 90 67 49 29 149 113 86 30 302 245 164 477 386 231 738 603 446 1060 840 639 1210 950 694 1540 1925 2275 3500 5250 7000

80 34 27 95 73 54 32 155 124 94 33 315 264 183 497 418 258 770 651 494 1100 910 707 1250 1020 760 1760 2200 2600 4000 6000 8000

90 35 29 98 79 60 35 159 133 102 36 322 281 200 510 444 284 790 691 538 1130 970 760 1280 1080 830 1980 2475 2925 4500 6750 9000

100 35 31 98 84 65 38 160 142 109 39 324 295 217 514 466 309 810 726 579 1150 1020 820 1290 1130 890 2200 2750 3250 5000 7500 10000

4

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 121

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 900#-1500# Trim Characteristic: Equal Percentage Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 2

Trim Size (in.) 1.62 1.25 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.25 5.00 4.00 3.00 6.25 5.00 4.00 8.00 6.25 5.00 9.50 7.38 6.25 9.00 12.00 13.50 15.00 19.00

Stroke (in.) 1 1 2 1.5 1.5 1 2 2 2 1 2.5 2.5 2 4 3 2.5 4 4 3 4 4 4 4 6 6 8 8

5 1.2 0.75 3.4 2 1.2 0.75 6 3.4 2.5 0.75 12 7.5 4.5 19 12 8 31 19 12 43 26 19 35 49 57 71 90

10 2.4 1.5 6.7 4 2.4 1.5 12 6.8 5 1.5 24 15 8.9 37 24 16 61 37 24 85 52 37 43 59 70 86 109

20 3.6 2.1 10 6.4 3.6 2.1 18 11 7.7 2.1 37 24 14 55 37 24 91 56 37 129 78 56 63 87 103 127 162

30 5.2 3.1 16 10 5.3 3.2 28 16 12 3.2 56 36 21 84 56 37 136 85 56 215 118 85 94 129 152 188 239

40 7.6 4.6 25 16 7.8 4.7 42 25 19 4.7 99 56 33 125 84 56 211 127 86 474 176 128 139 191 225 277 354

50 11 6.7 37 25 11 6.9 81 38 28 6.9 170 92 54 183 138 94 405 189 143 610 315 192 205 283 332 410 523

60 16 9.7 58 44 17 10 109 63 38 10 219 150 97 301 221 166 507 322 255 800 459 332 303 418 491 606 774

70 24 14 77 54 24 15 125 94 63 15 273 192 122 386 277 202 636 427 313 970 593 448 448 618 727 897 1144

80 30 20 90 65 35 23 142 106 77 23 313 241 156 471 341 256 737 533 393 1090 727 569 663 915 1075 1326 1692

90 32 26 100 75 49 33 154 123 87 33 336 283 192 526 391 309 790 633 481 1170 830 692 981 1352 1589 1961 2502

100 35 28 101 83 56 37 159 138 98 42 343 312 225 546 426 354 820 709 561 1200 900 790 1450 2000 2350 2900 3700

3

4

6

8

10

12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 122

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 900#-1500# Trim Characteristic: Equal Percentage Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.) 2

Trim Size (in.) 1.62 1.25 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.25 5.00 4.00 3.00 6.25 5.00 4.00 8.00 6.25 5.00 9.50

Stroke (in.) 1 1 2 1.5 1.5 1 2 2 2 1 2.5 2.5 2 4 3 2.5 4 4 3 4 4 4 4 6 6 8 8

5 1.2 0.70 3.3 2.0 1.2 0.70 6 3.3 2.5 0.70 12 7.5 4.4 18 12 7.5 30 18 12 42 25 18 35 49 57 71 90

10 2.4 1.4 6.6 3.9 2.4 1.4 12 6.6 4.9 1.4 24 15 8.7 36 24 15 60 36 24 83 50 36 43 59 70 86 109

20 3.5 2.1 10 6.2 3.5 2.1 18 10 7.5 2.1 36 23 13 54 36 23 89 54 36 125 76 55 63 87 103 127 162

30 5.1 3.0 16 9.8 5.2 3.1 28 16 12 3.1 55 35 21 81 54 36 132 82 55 208 114 83 94 129 152 188 239

40 7.3 4.4 24 15 7.6 4.5 40 24 18 4.6 96 54 32 120 82 55 204 123 83 457 170 124 139 191 225 277 354

50 11 6.5 35 24 11 6.7 77 37 27 6.7 164 89 52 176 133 91 390 183 138 587 305 186 205 283 332 410 523

60 15 9.3 56 42 16 9.8 105 60 36 9.9 210 145 94 288 213 161 487 310 247 770 443 321 303 418 491 606 774

70 23 13 73 52 23 14 119 90 61 14 261 184 118 370 267 195 609 411 302 930 571 432 448 618 727 897 1144

80 29 19 86 62 34 22 136 102 74 22 299 231 150 450 328 247 705 512 379 1040 699 549 663 915 1075 1326 1692

90 31 25 95 72 47 32 148 118 84 32 321 271 185 503 376 298 760 608 464 1110 800 667 981 1352 1589 1961 2502

100 33 27 97 79 54 36 152 133 94 41 327 300 217 521 409 341 780 681 541 1140 870 760 1450 2000 2350 2900 3700

3

4

6

8

10

12 14 16 18 20 24

7.38 6.25 9.00 12.00 13.50 15.00 19.00

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 123

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 900#-1500# Trim Characteristic: Linear Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 2

Trim Size (in.) 1.62 1.25 2.62 2.00 1.62 1.25 3.50 2.62 2.00 1.62 5.00 4.00 3.00 6.25 5.00 4.00 8.00 6.25 5.00 9.50 7.38 6.25 9.00 12.00 13.50 15.00 19.00

Stroke (in.) 1 1 2 1.5 1.5 1 2 2 2 1 2.5 2.5 2 4 3 2.5 4 4 3 4 4 4 4 6 6 8 8

5 4.0 2.4 11 6.0 4.1 2.5 18 11 8.0 2.5 38 25 14 58 38 25 115 59 39 135 83 60 73 100 118 145 185

10 7.9 4.8 21 12 8.2 4.9 36 21 16 4.9 75 49 28 116 76 49 230 118 77 269 165 119 145 200 235 290 370

20 15 9.2 39 24 16 9.6 68 40 30 9.7 139 94 54 218 145 96 376 228 151 500 315 233 290 400 470 580 740

30 20 13 54 35 23 14 93 58 43 14 193 134 80 303 205 140 492 326 221 652 445 337 435 600 705 870 1110

40 25 17 67 45 30 19 113 74 54 19 237 171 104 373 257 180 583 412 286 810 557 431 580 800 940 1160 1480

50 29 20 78 55 37 23 128 88 64 23 271 203 126 429 300 217 654 487 347 940 651 516 725 1000 1175 1450 1850

60 32 23 87 64 43 27 140 101 72 27 299 231 148 472 337 250 710 550 406 1030 730 590 870 1200 1410 1740 2220

70 34 25 93 72 48 31 149 111 79 32 318 256 168 505 367 280 750 605 457 1100 790 657 1015 1400 1645 2030 2590

80 35 27 98 80 54 35 154 121 86 35 332 277 186 528 392 307 790 651 507 1160 840 715 1160 1600 1880 2320 2960

90 36 29 100 87 58 39 158 129 91 39 340 295 203 542 412 332 810 691 551 1190 890 760 1305 1800 2115 2610 3330

100 36 30 101 94 63 43 159 136 95 43 343 310 219 546 428 354 820 722 592 1200 920 810 1450 2000 2350 2900 3700

3

4

6

8

10

12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 124

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 900#-1500# Trim Characteristic: Linear Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.) 2

Trim Size (in.) 1.62 1.25 2.62 2.00 1.62 1.25 3.50 2.62 2.25 1.25 5.00 4.00 3.00 6.25 5.00 4.00 8.00 6.25 5.00 9.50

Stroke (in.) 1 1 2 1.5 1.5 1 2 2 2 1 2.5 2.5 2 4 3 2.5 4 4 3 4 4 4 4 6 6 8 8

5 3.9 2.4 10 6.0 4.0 2.4 18 11 7.5 2.4 37 24 14 57 37 24 112 58 38 131 81 59 73 100 118 145 185

10 7.7 4.7 20 12 8.0 4.8 35 21 15 4.8 73 48 27 113 74 48 224 115 76 262 161 117 145 200 235 290 370

20 14 8.9 38 23 16 9.4 66 39 29 9.4 135 91 53 212 141 93 366 222 147 486 306 227 290 400 470 580 740

30 20 13 53 34 23 14 90 57 42 14 187 131 78 294 199 136 476 316 215 632 432 327 435 600 705 870 1110

40 24 16 65 44 29 18 109 72 53 18 229 166 101 360 248 175 562 399 278 780 540 418 580 800 940 1160 1480

50 28 19 75 53 36 22 123 85 62 23 261 196 122 413 290 210 629 470 337 900 629 499 725 1000 1175 1450 1850

60 30 22 83 61 41 27 134 97 70 27 287 223 143 453 325 242 681 531 392 990 704 571 870 1200 1410 1740 2220

70 32 24 89 69 47 30 142 107 77 31 305 246 162 484 353 270 721 583 442 1060 760 634 1015 1400 1645 2030 2590

80 34 26 93 77 52 34 148 116 82 34 318 266 179 505 377 296 760 626 489 1100 810 690 1160 1600 1880 2320 2960

90 34 28 96 83 56 38 151 124 88 38 325 283 196 518 396 320 770 664 531 1130 850 740 1305 1800 2115 2610 3330

100 35 29 97 90 61 42 152 131 92 42 327 297 212 521 411 341 790 693 571 1150 880 780 1450 2000 2350 2900 3700

3

4

6

8

10

12 14 16 18 20 24

7.38 6.25 9.00 12.00 13.50 15.00 19.00

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 125

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 2500# + Trim Characteristic: Equal Percentage Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 2 3

Trim Size (in.) 1.25 2.00 1.62 1.25 2.62 2.25 1.25 4.00 2.62 2.00 5.00 3.50 2.62 6.25 5.00 3.50 8.00 6.25 5.00 8.50 9.50 11.00 12.00 13.50

Stroke (in.) 1 1.5 1.5 1 2 2 1 2.5 2 1.5 3 2.5 2 4 3 2.5 4 4 3 4 4 6 6 6

5 0.75 2 1.2 0.75 3.4 2.5 0.75 8 3.6 2 12 6 3.6 19 12 6 31 19 12 27 34 41 49 68

10 1.5 4 2.4 1.5 6.8 5 1.5 16 7.1 4 24 12 7.1 37 24 12 62 37 24 33 41 50 59 83

20 2.1 6.4 3.6 2.1 11 7.7 2.1 24 10 6.4 37 18 10 56 37 18 92 56 37 48 61 74 87 122

30 3.1 10 5.3 3.2 16 12 3.2 37 16 10 56 28 16 85 56 28 138 85 57 71 91 110 129 181

40 4.6 16 7.8 4.7 25 19 4.7 56 25 16 85 43 25 127 86 43 216 129 87 105 134 163 191 268

50 6.6 25 11 6.9 38 28 6.9 92 38 27 138 65 38 189 143 67 404 193 145 156 198 240 283 396

60 9.4 42 17 10 61 38 10 150 62 50 220 112 63 321 238 117 564 336 246 230 293 356 418 586

70 13 51 24 15 89 63 15 191 101 69 274 159 106 425 309 172 748 457 326 340 433 526 618 866

80 18 60 33 23 99 76 23 238 123 82 335 195 133 539 400 221 900 605 435 503 640 777 915 1280

90 21 67 45 32 112 87 33 278 149 102 382 235 161 633 483 283 1020 745 544 744 947 1150 1352 1893

100 22 72 50 35 123 96 42 306 164 123 414 270 192 700 553 347 1100 860 646 1100 1400 1700 2000 2800

4

6

8

10

12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 126

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 2500# + Trim Characteristic: Equal Percentage Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.) 2 3

Trim Size (in.) 1.25 2.00 1.62 1.25 2.62 2.25 1.25 4.00 2.62 2.00 5.00 3.50 2.62 6.25 5.00 3.50 8.00 6.25 5.00 8.50 9.50 11.00 12.00 13.50

Stroke (in.) 1 1.5 1.5 1 2 2 1 2.5 2 1.5 3 2.5 2 4 3 2.5 4 4 3 4 4 6 6 6

5 0.7 2.0 1.2 0.7 3.3 2.5 0.7 7.5 3.5 2.0 12 6 3.5 18 12 6 30 18 12 27 34 41 49 68

10 1.4 3.9 2.4 1.4 6.6 4.9 1.4 15 6.9 3.9 24 12 6.9 36 24 12 60 36 24 33 41 50 59 83

20 2.1 6.2 3.5 2.1 10 7.5 2.1 23 10 6.3 36 23 10 54 36 18 89 55 36 48 61 74 87 122

30 3 9.8 5.2 3.1 16 12 3.1 35 15 10 54 27 15 82 55 28 134 83 55 71 91 110 129 181

40 4.4 15 7.6 4.5 24 18 4.5 54 24 16 82 42 24 123 83 42 208 124 84 105 134 163 191 268

50 6.4 24 11 6.7 37 27 6.7 89 37 26 133 63 37 182 138 65 389 186 140 156 198 240 283 396

60 9 41 16 9.8 59 36 9.9 144 60 48 211 108 62 308 230 114 541 324 238 230 293 356 418 586

70 12 49 23 14 85 61 14 183 98 67 263 153 102 407 298 167 716 440 315 340 433 526 618 866

80 17 57 32 22 95 73 22 228 118 79 321 188 129 516 385 213 860 582 420 503 640 777 915 1280

90 20 64 43 30 107 83 32 266 143 98 365 226 155 605 464 273 970 715 525 744 947 1150 1352 1893

100 21 69 48 34 117 92 40 293 158 119 395 260 186 669 531 335 1050 820 623 1100 1400 1700 2000 2800

4

6

8

10

12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 127

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 2500# + Trim Characteristic: Linear Flow Direction: Over/Upstream Cv At Percent Open

Valve Size (in.) 2 3

Trim Size (in.) 1.25 2.00 1.62 1.25 2.62 2.25 1.25 4.00 2.62 2.00 5.00 3.50 2.62 6.25 5.00 3.50 8.00 6.25 5.00 8.50 9.50 11.00 12.00 13.50

Stroke (in.) 1 1.5 1.5 1 2 2 1 2.5 2 1.5 3 2.5 2 4 3 2.5 4 4 3 4 4 6 6 6

5 2.4 6 4.1 2.5 11 8 2.5 25 11 2.1 38 19 11 59 39 19 118 60 39 55 70 85 100 140

10 4.7 12 8.2 4.9 21 16 4.9 49 21 4.2 76 38 21 118 77 38 236 119 78 110 140 170 200 280

20 8.9 23 16 9.6 40 30 9.7 94 42 25 144 74 42 228 150 75 397 234 153 220 280 340 400 560

30 12 33 23 14 57 43 14 134 62 37 204 108 63 325 219 112 534 341 226 330 420 510 600 840

40 15 41 29 18 72 55 19 170 80 49 254 138 83 409 282 148 651 439 296 440 560 680 800 1120

50 18 48 35 23 84 66 23 202 98 60 296 166 102 481 340 183 750 530 362 550 700 850 1000 1400

60 19 54 40 27 94 75 27 229 114 71 331 191 120 542 394 216 830 611 428 660 840 1020 1200 1680

70 21 59 44 30 103 84 31 253 129 82 359 214 138 595 441 249 900 686 488 770 980 1190 1400 1960

80 22 63 48 34 110 91 35 273 143 93 382 234 154 638 485 281 980 750 546 880 1120 1360 1600 2240

90 23 67 52 37 116 97 39 290 156 103 401 252 171 674 523 313 1030 810 601 990 1260 1530 1800 2520

100 23 69 55 40 121 103 43 304 168 114 416 268 187 704 557 344 1100 860 653 1100 1400 1700 2000 2800

4

6

8

10

12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611

TABLE 128

Manufacturer: Valtek Valve Type: Mark One, Balanced Pressure Class: 2500# + Trim Characteristic: Linear Flow Direction: Under/Downstream Cv At Percent Open

Valve Size (in.) 2 3

Trim Size (in.) 1.25 2.00 1.62 1.25 2.62 2.25 1.25 4.00 2.62 2.00 5.00 3.50 2.62 6.25 5.00 3.50 8.00 6.25 5.00 8.50 9.50 11.00 12.00 13.50

Stroke (in.) 1 1.5 1.5 1 2 2 1 2.5 2 1.5 3 2.5 2 4 3 2.5 4 4 3 4 4 6 6 6

5 2.3 6 4 2.4 10 7.5 2.4 24 11 2.1 37 19 11 58 38 19 115 59 38 55 70 85 100 140

10 4.6 12 8 4.8 20 15 4.8 48 21 4.1 74 37 21 115 75 37 230 117 76 110 140 170 200 280

20 8.6 23 15 9.3 39 29 9.4 91 41 24 140 72 41 221 146 74 386 228 149 220 280 340 400 560

30 12 32 22 14 55 42 14 130 60 36 197 105 61 314 213 109 517 331 220 330 420 510 600 840

40 15 40 28 18 69 54 18 164 78 47 245 134 81 395 273 144 628 425 287 440 560 680 800 1120

50 17 46 34 22 81 64 23 194 94 58 285 161 99 463 329 177 722 512 351 550 700 850 1000 1400

60 19 52 39 26 91 73 27 220 110 69 318 185 116 521 380 209 800 589 414 660 840 1020 1200 1680

70 20 57 43 29 99 80 30 242 124 79 344 206 133 570 425 241 870 660 471 770 980 1190 1400 1960

80 21 60 46 33 105 87 34 261 138 90 366 225 149 610 466 272 940 723 527 880 1120 1360 1600 2240

90 22 64 50 36 111 93 38 277 150 100 383 243 165 644 502 302 990 780 579 990 1260 1530 1800 2520

100 22 66 53 39 116 98 41 290 162 110 397 258 180 673 535 332 1050 830 630 1100 1400 1700 2000 2800

4

6

8

10

12 14 16 18 20 24

Sizing & Selection: Control Valve Cv Tables, 04-Valtek Mark OneSS004, Rev 09/2002 Flowserve Corporation, Flow Control Division, Tel. USA 801.489.8611