ANSIISAIEC VALVE SIZING SECTION 1 FLOW COEFFICIENTS (ANSIISAIEC)

(1)

November 2004 - Page i

Index

ANSI/ISA/IEC VALVE SIZING

SECTION 1 FLOW COEFFICIENTS

(ANSI/ISA/IEC)

Design Valve Style Page

Typical FdValve Style Modifier Values. . . .1-1/1-2

461. . . Angle. . . .461-1

1018S . . . Globe. . . 1018S-1

8532. . . Butterfly . . . .8532-1

8560. . . Butterfly . . . .8560-1

9500. . . Butterfly . . . .9500-1

A11. . . Butterfly . . . .A11-1

A31A . . . Butterfly . . . A31A-1

A31A-Cryogenic . . Butterfly . . . A31A-Cryogenic-1

A31D . . . Butterfly . . . A31D-1

A41. . . Butterfly . . . .A41-1

Three Way Butterfly. . . .Three Way Butterfly-1

BV500 . . . Ball. . . BV500-1

CAV4. . . Globe, Offset Globe, and Angle. . . .CAV4-1

CP . . . Globe. . . CP-1

CV500 . . . Ball. . . CV500-1

D. . . Globe. . . .D-1

DA . . . Angle. . . DA-1

D4. . . Globe. . . .D4-1

EAD. . . Angle. . . EAD-1

EAS . . . Angle. . . EAS-1

ED . . . Globe. . . ED-1

EDR. . . Globe. . . .EDR-1

EH . . . Globe. . . EH-1

ES . . . Globe. . . ES-1

ET. . . Globe. . . .ET-1

ET-C. . . Globe. . . .ET-2

ETR . . . Globe. . . .ET-3

EU . . . Globe. . . EU-1

EWD. . . Globe. . . .EW-1

EWD-1. . . Globe. . . .EW-5

EWT-2. . . Globe. . . .EW-7

EWS. . . Globe. . . .EW-14

EWT. . . Globe. . . .EW-19

EWT-C. . . Globe. . . .EW-21

EWT-1. . . Globe. . . .EW-22

EWND &

EWNT . . . Globe. . . .EWN-1

EWND-1 . . . Globe. . . .EWN-2

EWNS . . . Globe. . . .EWN-3

EWNT-1 &

EWNT-2. . . Globe. . . .EWN-4

EZ. . . Globe. . . .EZ-1

EZ-C. . . Globe. . . .EZ-6

FBD and FBT. . . Globe. . . .FB-1

GX . . . Globe. . . GX-1

HPAD. . . Angle. . . HP-1

HPAS. . . Angle. . . HP-3

HPAT. . . Angle. . . HP-15

HPD. . . Globe. . . HP-16

HPS . . . Globe. . . HP-19

HPT . . . Globe. . . HP-26

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RSS . . . Globe. . . .RSS-1/RSS-2

TBX . . . Globe. . . TBX-1

V150. . . Ball. . . .V150-1

V150S . . . Ball. . . V150S-1

V200. . . Ball. . . .V200-1/V200-2

V250. . . Ball. . . .V250-1/V250-2

V260A . . . Ball. . . .V260-1

V260B . . . Ball. . . .V260-3

V260C . . . Ball. . . .V260-4

V300. . . Ball. . . .V300-1/V300-2

V500. . . Ball. . . .V500-1

YD . . . 3-Way. . . YD-1

YS . . . 3-Way. . . YS-1

Subject Page

SECTION 2 VALVE SIZING PROCEDURE

Introduction. . . 2-1

Sizing Valves for Liquids. . . 2-1

Liquid Sizing Sample Problems. . . 2-8

Sizing Valves for Compressible Fluids. . . 2-12

Compressible Fluid Sizing Sample Problems. . . .2-14

FSP Vapor Pressure Calculation (V1.4). . . 2-17

FSP Pulp Stock Sizing Calculations (V1.4) . . . 2-19

Technical Information. . . .2-23

Leakage Specifications. . . .2-27

Valve Sizing for Cavitating and Flashing Liquids. . . 2-28

Valve Sizing for Liquid-Gas Mixture . . . .2-29

Saturated Steam Pressure and Temperature. . . 2-32

Saturated and Superheated Steam Density/Temperature Curve 2-34

Velocity Equations. . . .2-35

SECTION 3 NOISE ABATEMENT

Hydrodynamic Noise (∆SPLArCorrections). . . 3-1

Sound Characteristics. . . 3-2

Hydrodynamic Noise. . . 3-5

November 2004 - Page ii

Index

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Catalog 12

August 2002 - Page 8532-1

Class 150

Reverse Flow

Class 150

Coefficients

Valve Size

Valve Rotation, Degrees Coefficients Size,

Inches 10 20 30 40 50 60 70 80 90

Cv 95 316 695 1200 1900 2840 3980 5120 6320

Kv 82.2 273 601 1038 1643 2457 3443 4429 5467

Fd 14 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

14

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 129 430 946 1640 2580 3870 5420 6970 8600

Kv 112 372 818 1419 2232 3348 4688 6029 7439

Fd 16 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

16

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.51 0.51 0.45 0.39 0.30 0.23

Cv 166 553 1220 2100 3320 4970 6960 8950 11,050

Kv 144 478 1055 1817 2872 4299 6020 7742 9558

Fd 18 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

18

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 208 692 1520 2630 4160 6230 8730 11,220 13,850

Kv 180 599 1315 2275 3598 5389 7551 9705 11,980

Fd 20 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

20

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 322 1080 2370 4080 6450 9670 13,540 17,410 21,500

Kv 277 934 2050 3529 5579 8365 11,712 15,060 18,598

Fd 24 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

24

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

(12)

Class 300

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

Cv 136 341 704 1200 1860 2680 3450 4050 4550

Kv 118 295 609 1038 1609 2318 2984 3503 3936

Fd 14 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

14

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 169 422 873 1490 2310 3320 4280 5010 5630

Kv 146 365 755 1289 1998 2872 3702 4334 4870

Fd 16 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

16

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 247 617 1280 2180 3370 4860 6260 7330 8230

Kv 214 534 1107 1886 2915 4204 5415 6340 7119

Fd 18 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

18

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 286 714 1480 2520 3910 5620 7240 8480 9530

Kv 247 618 1280 2180 3382 4861 6263 7335 8243

Fd 20 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

20

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 375 938 1940 3320 5130 7380 9510 11,140 12,510

Kv 324 811 1678 2872 4437 6384 8226 9636 10,821

Fd 24 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

24

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Catalog 12

August 2002 - Page 8532-2

Class 300

Reverse Flow

Fisher is a mark owned by Fisher Controls International, Inc., a business of Emerson Process Management. The Emerson logo is a trademark and service mark of Emerson Electric Co.

(13)

Class 150

Forward Flow

July 2001

Page 8560-1

Catalog 12

Fisher, and Fisher-Rosemount are marks owned by Fisher Controls

Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are the property of their respective owners.

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

CV 2.25 11.4 19.9 32.6 48.1 58.9 64.0 69.8 80.2

KV 1.95 9.86 17.2 28.2 41.6 50.9 55.4 60.4 69.4

FL 2(1) - - - 0.78 0.77 0.76 0.74 0.76 0.77 0.76 0.71

XT

2

0.295 0.289 0.315 0.314 0.357 0.497 0.540 0.518 0.442

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 3.21 20.8 40.5 66.7 90.1 115 150 189 237

KV 2.78 18.0 35.0 57.7 77.9 99.5 130 163 205

FL 3 0.78 0.89 0.80 0.75 0.68 0.71 0.65 0.61 0.58

XT

3

0.855 0.602 0.461 0.404 0.372 0.358 0.306 0.259 0.232

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 18.2 52.6 96.7 154 199 270 351 447 499

KV 15.7 45.5 83.6 133 172 234 304 387 432

FL 4 0.80 0.85 0.79 0.73 0.74 0.69 0.64 0.61 0.53

XT

4

0.474 0.474 0.500 0.416 0.407 0.326 0.271 0.220 0.196

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 34.7 109 198 321 452 664 882 1180 1250

KV 30.0 94.3 171 278 391 574 763 1020 1080

FL 6 0.85 0.83 0.75 0.71 0.71 0.67 0.65 0.61 0.55

XT

6

0.389 0.552 0.528 0.438 0.424 0.331 0.278 0.206 0.203

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 60.5 190 345 560 788 1160 1540 2060 2180

KV 52.3 164 298 484 682 1000 1330 1780 1890

FL 8 0.81 0.81 0.79 0.82 0.71 0.66 0.60 0.55 0.48

XT

8

0.368 0.520 0.498 0.412 0.399 0.310 0.261 0.193 0.191

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 83.3 259 463 727 1090 1670 2400 3340 3600

KV 72.1 224 400 629 943 1440 2080 2890 3110

FL 10 0.81 0.81 0.79 0.82 0.71 0.66 0.60 0.55 0.48

XT

10

0.626 0.658 0.646 0.622 0.538 0.381 0.285 0.201 0.167

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 125 388 694 1090 1640 2500 3600 5010 5400

KV 108 336 600 943 1420 2160 3110 4330 4670

FL 12 0.83 0.78 0.78 0.78 0.75 0.66 0.61 0.52 0.47

XT

12

0.528 0.556 0.547 0.528 0.451 0.324 0.241 0.170 0.141

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

(14)

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

CV 2.11 9.96 20.7 34.0 50.5 68.4 81.0 81.0 81.0

KV 1.83 8.62 17.9 29.4 43.7 59.2 70.0 70.0 70.0

FL 2(1) - - - 0.88 0.84 0.77 0.71 0.69 0.67 0.71 0.69

XT

2

0.399 0.507 0.354 0.334 0.340 0.342 0.359 0.401 0.401

Fd 0.090 0.17 0.26 .034 0.42 0.49 0.57 0.64 0.70

CV 1.79 23.0 37.0 58.8 91.9 139 192 270 259

KV 1.55 19.9 32.0 50.9 79.5 120 166 234 224

FL 3 0.70 0.81 0.73 0.76 0.75 0.66 0.60 0.50 0.54

XT

3

0.449 0.455 0.395 0.417 0.423 0.313 0.256 0.188 0.203

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 17.2 50.2 87.8 146 206 285 365 465 521

KV 14.9 43.4 75.9 126 178 247 316 402 451

FL 4 0.72 0.84 0.79 0.75 0.71 0.63 0.58 0.53 0.55

XT

4

0.445 0.471 0.481 0.417 0.370 0.276 0.225 0.191 0.196

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 30.6 100 173 285 424 640 893 1180 1290

KV 26.5 86.5 150 247 367 554 772 1020 1120

FL 6 0.83 0.83 0.80 0.78 0.76 0.69 0.59 0.52 0.54

XT

6

0.444 0.608 0.574 0.485 0.441 0.316 0.227 0.176 0.182

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 53.6 175 303 499 743 1120 1560 2070 2260

KV 46.4 151 262 432 643 969 1350 1790 1950

FL 8 0.79 0.83 0.82 0.79 0.73 0.66 0.58 0.51 0.48

XT

8

0.413 0.567 0.534 0.449 0.409 0.295 0.213 0.164 0.170

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 84.4 232 423 737 1180 1730 2560 3250 3710

KV 73.0 200 366 638 1020 1500 2210 2810 3210

FL 10 0.79 0.83 0.82 0.79 0.73 0.66 0.58 0.51 0.48

XT

10

0.542 0.745 0.673 0.590 0.489 0.380 0.245 0.189 0.156

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 126 347 631 1100 1760 2590 3820 4850 5540

KV 109 300 546 95.2 1520 2240 3300 4200 4790

FL 12 0.78 0.87 0.85 0.80 0.75 0.69 0.55 0.51 0.47

XT

12

0.491 0.671 0.610 0.535 0.443 0.343 0.222 0.171 0.141

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

1. The 2-inch size is multirated to Classes 150, 300 and 600.

Class 150

Reverse Flow

July 2001

Page 8560 - 2

(15)

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

CV 2.25 11.4 19.9 32.6 48.1 58.9 64.0 69.8 80.2

KV 1.95 9.86 17.2 28.2 41.6 50.9 55.4 60.4 69.4

FL 2(1) - - - 0.78 0.77 0.75 0.74 0.75 0.77 0.75 0.71

XT

2

0.299 0.292 0.319 0.318 0.362 0.502 0.546 0.525 0.446

Fd 0.090 0.17 0.26 .034 0.42 0.49 0.57 0.64 0.70

CV 3.21 20.8 40.5 66.7 90.1 115 150 189 237

KV 2.78 18.0 35.0 57.7 77.9 99.5 130 163 205

FL 3 0.78 0.88 0.78 0.77 0.79 0.80 0.72 0.69 0.64

XT

3

0.370 0.542 0.433 0.411 0.464 0.469 0.397 0.346 0.286

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 12.9 37.4 72.9 124 174 236 318 420 488

KV 11.2 32.4 63.1 107 151 204 275 363 422

FL 4 0.81 0.86 0.79 0.73 0.72 0.71 0.65 0.60 0.54

XT

4

0.455 0.499 0.416 0.395 0.410 0.363 0.292 0.235 0.210

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 39.6 120 215 340 440 598 777 1050 1100

KV 34.3 104 186 294 381 604 672 908 952

FL 6 0.80 0.77 0.71 0.68 0.71 0.68 0.62 0.60 0.56

XT

6

0.420 0.433 0.434 0.369 0.360 0.299 0.282 0.214 0.205

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 73.9 224 401 634 821 1120 1450 1960 2070

KV 63.9 194 347 548 710 969 1250 1700 1790

FL 8 0.80 0.79 0.77 0.75 0.71 0.66 0.61 0.55 0.49

XT

8

0.367 0.380 0.381 0.322 0.314 0.260 0.248 0.187 0.177

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 64.6 248 453 706 1070 1630 2340 3280 3480

KV 55.9 215 392 611 926 1410 2020 2840 3010

FL 10 0.80 0.79 0.77 0.75 0.71 0.66 0.61 0.55 0.49

XT

10

0.464 0.565 0.562 0.544 0.455 0.335 0.255 0.179 0.159

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 95.2 365 668 1040 1580 2410 3450 4840 5130

KV 82.3 316 578 900 1370 2080 2980 4190 4440

FL 12 0.86 0.80 0.78 0.79 0.74 0.67 0.59 0.53 0.48

XT

12

0.422 0.514 0.506 0.492 0.412 0.301 0.231 0.162 0.144

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

Class 300

Forward Flow

July 2001

Page 8560 - 3

Catalog 12

(16)

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

CV 2.11 9.96 20.7 34.0 50.5 68.4 81.0 81.0 81.0

KV 1.83 8.62 17.9 29.4 43.7 59.2 70.0 70.0 70.0

FL 2(1) - - - 0.88 0.84 0.77 0.71 0.69 0.67 0.71 0.69

XT

2

0.399 0.507 0.354 0.334 0.340 0.342 0.359 0.401 0.401

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 1.79 23.0 37.0 58.8 91.9 139 192 270 259

KV 1.55 19.9 32.0 50.9 79.5 120 166 234 224

FL 3 0.71 0.75 0.77 0.81 0.79 0.71 0.62 0.49 0.59

XT

3

0.370 0.542 0.433 0.411 0.464 0.469 0.397 0.346 0.286

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 12.7 35.2 61.3 105 163 242 361 463 482

KV 11.0 30.4 53.0 90.8 141 209 312 400 417

FL 4 0.74 0.80 0.82 0.80 0.77 0.69 0.57 0.51 0.55

XT

4

0.455 0.499 0.416 0.395 0.410 0.363 0.292 0.235 0.210

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 38.8 106 183 294 436 605 779 976 1100

KV 33.6 91.7 158 254 377 523 674 844 952

FL 6 0.78 0.81 0.79 0.80 0.74 0.68 0.59 0.58 0.57

XT

6

0.420 0.433 0.434 0.369 0.360 0.299 0.282 0.214 0.205

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 73.1 200 345 554 821 1140 1470 1840 2090

KV 63.2 173 298 479 710 986 1270 1590 1810

FL 8 0.80 0.83 0.83 0.80 0.74 0.66 0.58 0.50 0.48

XT

8

0.405 0.454 0.542 0.451 0.346 0.269 0.239 0.206 0.173

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 66.2 217 399 708 1110 1690 2400 3100 3560

KV 57.3 188 345 612 960 1460 2080 2680 3080

FL 10 0.80 0.83 0.83 0.80 0.74 0.66 0.58 0.50 0.48

XT

10

0.505 0.714 0.672 0.557 0.465 0.339 0.243 0.187 0.155

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 100 328 603 1070 1680 2550 3620 4690 5380

KV 86.5 284 522 926 1450 2210 3130 4060 4650

FL 12 0.80 0.86 0.87 0.80 0.75 0.66 0.55 0.50 0.48

XT

12

0.451 0.636 0.595 0.494 0.414 0.303 0.217 0.167 0.138

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

Class 300

Reverse Flow

July 2001

Page 8560 - 4

(17)

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(19)

Catalog 12

September 2002 - Page A11-1

Class 150/150 and 150

Reverse Flow

Class 150/150

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

CV 608 2030 4460 7700 12,200 18,200 25,500 32,800 40,500

KV 526 1760 3860 6660 10,600 15,700 22,100 28,400 35,000

Fd 30 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

F_L

30

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 910 3030 6670 11,500 18,200 27,300 38,200 49,100 60,600

KV 787 2620 5770 9950 15,700 23,600 33,000 42,500 52,400

Fd 36 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

36

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

C_v 1200 3990 8780 15,200 24,000 35,900 50,300 64,700 79,800

KV 1040 3450 7600 13,100 20,800 31,100 43,500 56,000 69,000

Fd 42 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

42

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 1590 5300 11,700 20,100 31,800 47,700 66,800 85,800 106,000

KV 1380 4580 10,100 17,400 27,500 41,300 57,800 74,200 91,700

Fd 48 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

48

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Class 150

Coefficients Valve Size

Inches 10 20 30 40 50 60 70 80 90

Cv 508 1690 3730 6440 10,200 15,200 21,300 27,400 33,900

KV 439 1460 3230 5570 8823 13,100 18,400 23,700 29,300

Fd 30 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

30

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 757 2520 5550 9590 15,100 22,700 31,800 40,900 50,500

KV 654 2180 4800 8300 13,100 19,600 27,500 35,400 43,700

Fd 36 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

F_L

36

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 1090 3640 8000 13,800 21,800 32,700 45,800 58,900 72,700

KV 943 3150 6920 11,900 18,900 28,300 39,600 50,900 62,900

Fd 42 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

42

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

C_v 1390 4630 10,200 17,600 27,800 41,700 58,400 75,000 92,600

KV 1200 4000 8820 15,200 24,000 36,100 50,500 64,900 80,100

Fd 48 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

48

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

(20)

Class 300

Inches 10 20 30 40 50 60 70 80 90

Cv 715 1790 3700 6320 9780 14,000 18,100 21,200 23,800

KV 618 1550 3200 5470 8460 12,100 15,700 18,300 20,600

Fd 30 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

F_L

30

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 1100 2760 5700 9750 15,100 21,700 28,000 32,800 36,800

KV 952 2390 4930 8430 13,100 18,800 24,200 28,400 31,800

Fd 36 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

36

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

C_v 1710 4280 8840 15,100 23,400 33,700 43,400 50,800 57,100

KV 1480 3700 7650 13,100 20,200 29,200 37,500 43,900 49,400

Fd 42 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

42

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 1870 4670 9650 16,500 25,500 36,700 47,300 55,400 62,200

KV 1620 4040 8350 14,300 22,100 31,700 40,900 47,900 53,800

Fd 48 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

48

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Class 600

Inches 10 20 30 40 50 60 70 80 90

Cv 5 16 31 51 84 122 151 169 182

KV 4 14 27 44 73 106 131 146 157

Fd 3 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

3

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

XT 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

Cv 8 23 43 71 116 169 209 234 252

KV 7 20 37 61 100 146 181 202 218

Fd 4 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

F_L

4

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

XT 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

Cv 15 46 87 144 236 344 426 477 513

KV 13 40 75 125 204 298 368 413 444

Fd 6 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

6

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

XT 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

Catalog 12

September 2002 - Page A11-2

Class 300 and 600

Reverse Flow

(21)

Class 600

Inches 10 20 30 40 50 60 70 80 90

Cv 35 104 197 324 532 775 960 1080 1160

KV 30 90 170 280 460 670 830 934 1000

Fd 8 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

8

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

XT 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

C_v 62 185 350 577 947 1380 1710 1920 2060

KV 53 160 303 499 819 1190 1480 1660 1780

Fd 10 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

10

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

XT 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

Cv 85 255 481 793 1300 1900 2350 2630 2830

KV 74 221 416 686 1120 1640 2030 2270 2450

F_d 12 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

12

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

XT 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

Cv 104 312 590 971 1600 2320 2880 3230 3470

KV 90 270 510 840 1380 2010 2490 2790 3000

Fd 14 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

14

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

X_T 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

Cv 138 413 781 1290 2110 3080 3810 4270 4590

KV 119 357 676 1120 1830 2660 3300 3690 3970

Fd 16 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

16

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

XT 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

Cv 175 524 989 1630 2680 3900 4830 5410 5820

KV 151 453 855 1410 2320 3370 4180 4680 5030

Fd 18 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

18

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

XT 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

C_v 196 588 1110 1830 3010 4380 5430 6080 6540

KV 170 509 960 1580 2600 3790 4700 5260 5660

Fd 20 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

20

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

XT 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

Cv 349 1050 1980 3260 5350 7790 9650 10800 11,600

KV 302 908 1710 2820 4630 6740 8350 9340 10,000

F_d 24 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

24

0.78 0.81 0.81 0.79 0.73 0.66 0.59 0.55 0.52

XT 0.51 0.55 0.55 0.52 0.45 0.37 0.29 0.25 0.23

Catalog 12

September 2002 - Page A11-3/A11-4

Class 600

Reverse Flow

(22)

(23)

Catalog 12

August 2002 - Page A31A-1

Class 150

Reverse Flow

Class 150

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

Cv 95 316 695 1200 1900 2840 3980 5120 6320

Kv 82.2 273 601 1038 1643 2457 3443 4429 5467

Fd 14 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

14

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 129 430 946 1640 2580 3870 5420 6970 8600

Kv 112 372 818 1419 2232 3348 4688 6029 7439

Fd 16 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

16

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.51 0.51 0.45 0.39 0.30 0.23

Cv 166 553 1220 2100 3320 4970 6960 8950 11,050

Kv 144 478 1055 1817 2872 4299 6020 7742 9558

Fd 18 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

18

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 208 692 1520 2630 4160 6230 8730 11,220 13,850

Kv 180 599 1315 2275 3598 5389 7551 9705 11,980

Fd 20 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

20

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 322 1080 2370 4080 6450 9670 13,540 17,410 21,500

Kv 277 934 2050 3529 5579 8365 11,712 15,060 18,598

Fd 24 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

24

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

(24)

Class 300

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

Cv 136 341 704 1200 1860 2680 3450 4050 4550

Kv 118 295 609 1038 1609 2318 2984 3503 3936

Fd 14 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

14

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 169 422 873 1490 2310 3320 4280 5010 5630

Kv 146 365 755 1289 1998 2872 3702 4334 4870

Fd 16 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

16

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 247 617 1280 2180 3370 4860 6260 7330 8230

Kv 214 534 1107 1886 2915 4204 5415 6340 7119

Fd 18 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

18

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 286 714 1480 2520 3910 5620 7240 8480 9530

Kv 247 618 1280 2180 3382 4861 6263 7335 8243

Fd 20 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

20

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 375 938 1940 3320 5130 7380 9510 11,140 12,510

Kv 324 811 1678 2872 4437 6384 8226 9636 10,821

Fd 24 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

24

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Catalog 12

August 2002 - Page A31A-2

Class 300

Reverse Flow

(25)

Catalog 12

November 2002 - Page A31A Cryogenic-1

Class 150

Reverse Flow

Class 150, Reverse Flow, 3 through 18-Inch

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

Cv 6 14 29 50 77 111 143 167 188

Kv 5.19 12.1 25.1 43.3 66.6 96.0 124 144 163

Fd 3 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

3

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 12 30 63 107 165 238 307 359 404

Kv 10.4 26.0 54.5 92.6 143 206 266 311 349

Fd 4 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

4

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 32 81 167 285 441 635 818 957 1080

Kv 27.7 70.1 144 247 381 549 708 828 934

Fd 6 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

6

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 34 113 248 429 677 1020 1420 1830 2260

Kv 29.4 97.7 215 371 586 882 1228 1583 1955

Fd 8 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

8

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 47 159 349 604 953 1430 2000 2580 3180

Kv 40.7 138 302 522 824 1237 1730 2232 2751

Fd 10 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

10

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 74 247 543 939 1480 2220 3110 4000 4940

Kv 64.0 214 470 812 1280 1920 2690 3460 4273

Fd 12 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

12

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 95 316 695 1200 1900 2840 3980 5120 6320

Kv 82.2 273 601 1038 1643 2457 3443 4429 5467

Fd 14 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

14

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 129 430 946 1640 2580 3870 5420 6970 8600

Kv 112 372 818 1419 2232 3348 4688 6029 7439

Fd 16 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

16

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 166 553 1220 2100 3320 4970 6960 8950 11,050

Kv 144 478 1055 1817 2872 4299 6020 7742 9558

Fd 18 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

18

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

(26)

Class 150, Reverse Flow, 20 and 24-Inch

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

Cv 208 692 1520 2630 4160 6230 8730 11,220 13,850

Kv 180 599 1315 2275 3598 5389 7551 9705 11,980

Fd 20 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

20

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Cv 322 1080 2370 4080 6450 9670 13,540 17,410 21,500

Kv 277 934 2050 3529 5579 8365 11,712 15,060 18,598

Fd 24 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

24

0.77 0.79 0.81 0.81 0.78 0.73 0.68 0.60 0.52

XT 0.50 0.53 0.55 0.55 0.51 0.45 0.39 0.30 0.23

Catalog 12

November 2002 - Page A31A Cryogenic-2

Class 150

Reverse Flow

Fisher is a mark owned by Fisher Controls International LLC, a business of Emerson Process Management. The Emerson logo is a trademark and service mark of Emerson Electric Co.

(27)

Class 300, Reverse Flow, 3 through 18-Inch

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

Cv 6 14 29 50 77 111 143 167 188

Kv 5.19 12.1 25.1 43.3 66.6 96.0 124 144 163

Fd 3 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

3

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 12 30 63 107 165 238 307 359 404

Kv 10.4 26.0 54.5 92.6 143 206 266 311 349

Fd 4 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

4

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 32 81 167 285 441 635 818 957 1080

Kv 27.7 70.1 144 247 381 549 708 828 934

Fd 6 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

6

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 40 100 206 352 545 784 1010 1180 1330

Kv 34.6 86.5 178 304 471 677 874 1020 1150

Fd 8 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

8

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 71 178 367 628 971 1400 1800 2110 2370

Kv 61.4 154 317 543 840 1211 1557 1825 2050

Fd 10 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

10

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 110 276 570 975 1510 2170 2800 3280 3680

Kv 95.2 239 493 843 1306 1877 2422 2837 3183

Fd 12 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

12

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 136 341 704 1200 1860 2680 3450 4050 4550

Kv 118 295 609 1038 1609 2318 2984 3503 3936

Fd 14 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

14

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 169 422 873 1490 2310 3320 4280 5010 5630

Kv 146 365 755 1289 1998 2872 3702 4334 4870

Fd 16 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

16

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.47 0.40 0.33 0.26 0.26 0.23

Cv 247 617 1280 2180 3370 4860 6260 7330 8230

Kv 214 534 1107 1886 2915 4204 5415 6340 7119

Fd 18 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

18

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Catalog 12

November 2002 - Page A31A Cryogenic-3

Class 300

Reverse Flow

(28)

Class 300, Reverse Flow, 20 and 24-Inch

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

Cv 286 714 1480 2520 3910 5620 7240 8480 9530

Kv 247 618 1280 2180 3382 4861 6263 7335 8243

Fd 20 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

20

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Cv 375 938 1940 3320 5130 7380 9510 11,140 12,500

Kv 324 811 1678 2872 4437 6384 8226 9636 10,821

Fd 24 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

FL

24

0.78 0.81 0.81 0.79 0.75 0.69 0.62 0.56 0.52

XT 0.51 0.55 0.55 0.53 0.47 0.40 0.33 0.26 0.23

Catalog 12

November 2002 - Page A31A Cryogenic-4

Class 300

Reverse Flow

Fisher is a mark owned by Fisher Controls International LLC, a business of Emerson Process Management. The Emerson logo is a trademark and service mark of Emerson Electric Co.

(29)

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(31)

Class 150

Forward Flow

July 2001

Page A41-1

Catalog 12

Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are the property of their respective owners.

Coefficients

Valve Size, Inches

Valve Rotation, Degrees

Valve Rotation,

Degrees

Inches ₁₀ ₂₀ ₃₀ ₄₀ ₅₀ ₆₀ ₇₀ ₈₀ ₉₀

CV 2.25 11.4 19.9 32.6 48.1 58.9 64.0 69.8 80.2

KV 1.95 9.86 17.2 28.2 41.6 50.9 55.4 60.4 69.4

FL 2(1) - - - 0.78 0.77 0.76 0.74 0.76 0.77 0.76 0.71

XT

2

0.295 0.289 0.315 0.314 0.357 0.497 0.540 0.518 0.442

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 3.21 20.8 40.5 66.7 90.1 115 150 189 237

KV 2.78 18.0 35.0 57.7 77.9 99.5 130 163 205

FL 3 0.78 0.89 0.80 0.75 0.68 0.71 0.65 0.61 0.58

XT

3

0.855 0.602 0.461 0.404 0.372 0.358 0.306 0.259 0.232

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 18.2 52.6 96.7 154 199 270 351 447 499

KV 15.7 45.5 83.6 133 172 234 304 387 432

FL 4 0.80 0.85 0.79 0.73 0.74 0.69 0.64 0.61 0.53

XT

4

0.474 0.474 0.500 0.416 0.407 0.326 0.271 0.220 0.196

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 34.7 109 198 321 452 664 882 1180 1250

KV 30.0 94.3 171 278 391 574 763 1020 1080

FL 6 0.85 0.83 0.75 0.71 0.71 0.67 0.65 0.61 0.55

XT

6

0.389 0.552 0.528 0.438 0.424 0.331 0.278 0.206 0.203

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 60.5 190 345 560 788 1160 1540 2060 2180

KV 52.3 164 298 484 682 1000 1330 1780 1890

FL 8 0.81 0.81 0.79 0.82 0.71 0.66 0.60 0.55 0.48

XT

8

0.368 0.520 0.498 0.412 0.399 0.310 0.261 0.193 0.191

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 83.3 259 463 727 1090 1670 2400 3340 3600

KV 72.1 224 400 629 943 1440 2080 2890 3110

FL 10 0.81 0.81 0.79 0.82 0.71 0.66 0.60 0.55 0.48

XT

10

0.626 0.658 0.646 0.622 0.538 0.381 0.285 0.201 0.167

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 125 388 694 1090 1640 2500 3600 5010 5400

KV 108 336 600 943 1420 2160 3110 4330 4670

FL 12 0.83 0.78 0.78 0.78 0.75 0.66 0.61 0.52 0.47

XT

12

0.528 0.556 0.547 0.528 0.451 0.324 0.241 0.170 0.141

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

(32)

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

CV 2.11 9.96 20.7 34.0 50.5 68.4 81.0 81.0 81.0

KV 1.83 8.62 17.9 29.4 43.7 59.2 70.0 70.0 70.0

FL 2(1) - - - 0.88 0.84 0.77 0.71 0.69 0.67 0.71 0.69

XT

2

0.399 0.507 0.354 0.334 0.340 0.342 0.359 0.401 0.401

Fd 0.090 0.17 0.26 .034 0.42 0.49 0.57 0.64 0.70

CV 1.79 23.0 37.0 58.8 91.9 139 192 270 259

KV 1.55 19.9 32.0 50.9 79.5 120 166 234 224

FL 3 0.70 0.81 0.73 0.76 0.75 0.66 0.60 0.50 0.54

XT

3

0.449 0.455 0.395 0.417 0.423 0.313 0.256 0.188 0.203

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 17.2 50.2 87.8 146 206 285 365 465 521

KV 14.9 43.4 75.9 126 178 247 316 402 451

FL 4 0.72 0.84 0.79 0.75 0.71 0.63 0.58 0.53 0.55

XT

4

0.445 0.471 0.481 0.417 0.370 0.276 0.225 0.191 0.196

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 30.6 100 173 285 424 640 893 1180 1290

KV 26.5 86.5 150 247 367 554 772 1020 1120

FL 6 0.83 0.83 0.80 0.78 0.76 0.69 0.59 0.52 0.54

XT

6

0.444 0.608 0.574 0.485 0.441 0.316 0.227 0.176 0.182

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 53.6 175 303 499 743 1120 1560 2070 2260

KV 46.4 151 262 432 643 969 1350 1790 1950

FL 8 0.79 0.83 0.82 0.79 0.73 0.66 0.58 0.51 0.48

XT

8

0.413 0.567 0.534 0.449 0.409 0.295 0.213 0.164 0.170

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 84.4 232 423 737 1180 1730 2560 3250 3710

KV 73.0 200 366 638 1020 1500 2210 2810 3210

FL 10 0.79 0.83 0.82 0.79 0.73 0.66 0.58 0.51 0.48

XT

10

0.542 0.745 0.673 0.590 0.489 0.380 0.245 0.189 0.156

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 126 347 631 1100 1760 2590 3820 4850 5540

KV 109 300 546 95.2 1520 2240 3300 4200 4790

FL 12 0.78 0.87 0.85 0.80 0.75 0.69 0.55 0.51 0.47

XT

12

0.491 0.671 0.610 0.535 0.443 0.343 0.222 0.171 0.141

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

Class 150

Reverse Flow

July 2001

Page A41 - 2

(33)

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

CV 2.25 11.4 19.9 32.6 48.1 58.9 64.0 69.8 80.2

KV 1.95 9.86 17.2 28.2 41.6 50.9 55.4 60.4 69.4

FL 2(1) - - - 0.78 0.77 0.75 0.74 0.75 0.77 0.75 0.71

XT

2

0.299 0.292 0.319 0.318 0.362 0.502 0.546 0.525 0.446

Fd 0.090 0.17 0.26 .034 0.42 0.49 0.57 0.64 0.70

CV 3.21 20.8 40.5 66.7 90.1 115 150 189 237

KV 2.78 18.0 35.0 57.7 77.9 99.5 130 163 205

FL 3 0.78 0.88 0.78 0.77 0.79 0.80 0.72 0.69 0.64

XT

3

0.370 0.542 0.433 0.411 0.464 0.469 0.397 0.346 0.286

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 12.9 37.4 72.9 124 174 236 318 420 488

KV 11.2 32.4 63.1 107 151 204 275 363 422

FL 4 0.81 0.86 0.79 0.73 0.72 0.71 0.65 0.60 0.54

XT

4

0.455 0.499 0.416 0.395 0.410 0.363 0.292 0.235 0.210

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 39.6 120 215 340 440 598 777 1050 1100

KV 34.3 104 186 294 381 604 672 908 952

FL 6 0.80 0.77 0.71 0.68 0.71 0.68 0.62 0.60 0.56

XT

6

0.420 0.433 0.434 0.369 0.360 0.299 0.282 0.214 0.205

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 73.9 224 401 634 821 1120 1450 1960 2070

KV 63.9 194 347 548 710 969 1250 1700 1790

FL 8 0.80 0.79 0.77 0.75 0.71 0.66 0.61 0.55 0.49

XT

8

0.367 0.380 0.381 0.322 0.314 0.260 0.248 0.187 0.177

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 64.6 248 453 706 1070 1630 2340 3280 3480

KV 55.9 215 392 611 926 1410 2020 2840 3010

FL 10 0.80 0.79 0.77 0.75 0.71 0.66 0.61 0.55 0.49

XT

10

0.464 0.565 0.562 0.544 0.455 0.335 0.255 0.179 0.159

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 95.2 365 668 1040 1580 2410 3450 4840 5130

KV 82.3 316 578 900 1370 2080 2980 4190 4440

FL 12 0.86 0.80 0.78 0.79 0.74 0.67 0.59 0.53 0.48

XT

12

0.422 0.514 0.506 0.492 0.412 0.301 0.231 0.162 0.144

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

Class 300

Forward Flow

July 2001

Page A41 - 3

Catalog 12

(34)

Coefficients

Valve Size

Inches 10 20 30 40 50 60 70 80 90

CV 2.11 9.96 20.7 34.0 50.5 68.4 81.0 81.0 81.0

KV 1.83 8.62 17.9 29.4 43.7 59.2 70.0 70.0 70.0

FL 2(1) - - - 0.88 0.84 0.77 0.71 0.69 0.67 0.71 0.69

XT

2

0.399 0.507 0.354 0.334 0.340 0.342 0.359 0.401 0.401

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 1.79 23.0 37.0 58.8 91.9 139 192 270 259

KV 1.55 19.9 32.0 50.9 79.5 120 166 234 224

FL 3 0.71 0.75 0.77 0.81 0.79 0.71 0.62 0.49 0.59

XT

3

0.370 0.542 0.433 0.411 0.464 0.469 0.397 0.346 0.286

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 12.7 35.2 61.3 105 163 242 361 463 482

KV 11.0 30.4 53.0 90.8 141 209 312 400 417

FL 4 0.74 0.80 0.82 0.80 0.77 0.69 0.57 0.51 0.55

XT

4

0.455 0.499 0.416 0.395 0.410 0.363 0.292 0.235 0.210

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 38.8 106 183 294 436 605 779 976 1100

KV 33.6 91.7 158 254 377 523 674 844 952

FL 6 0.78 0.81 0.79 0.80 0.74 0.68 0.59 0.58 0.57

XT

6

0.420 0.433 0.434 0.369 0.360 0.299 0.282 0.214 0.205

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 73.1 200 345 554 821 1140 1470 1840 2090

KV 63.2 173 298 479 710 986 1270 1590 1810

FL 8 0.80 0.83 0.83 0.80 0.74 0.66 0.58 0.50 0.48

XT

8

0.405 0.454 0.542 0.451 0.346 0.269 0.239 0.206 0.173

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 66.2 217 399 708 1110 1690 2400 3100 3560

KV 57.3 188 345 612 960 1460 2080 2680 3080

FL 10 0.80 0.83 0.83 0.80 0.74 0.66 0.58 0.50 0.48

XT

10

0.505 0.714 0.672 0.557 0.465 0.339 0.243 0.187 0.155

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 100 328 603 1070 1680 2550 3620 4690 5380

KV 86.5 284 522 926 1450 2210 3130 4060 4650

FL 12 0.80 0.86 0.87 0.80 0.75 0.66 0.55 0.50 0.48

XT

12

0.451 0.636 0.595 0.494 0.414 0.303 0.217 0.167 0.138

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

Class 300

Reverse Flow

July 2001

Page A41 - 4

(35)

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