FULL BORE - Cv COEFFICIENTES
Bore [inch] ASME CLASS
  150 300 600 900 1500 2500
1/2" 19 17 15 14 14 12
3/4" 42 37 33 30 30 27
1" 82 77 66 61 53 48
1.1/2" 218 207 184 164 164 146
2" 420 409 393 324 324 228
3" 1230 1108 1001 898 860 534
4" 2457 2129 1835 1784 1676 1120
6" 5294 5163 4539 4345 3807 2513
8" 10456 9613 8868 8457 7525 5311
10" 16317 15821 14362 14160 11141 8335
12" 26087 25311 22257 20741 17239 12328
14" 30384 28829 27632 25935 20375 -
16" 42374 40407 37157 34062 27703 -
18" 52499 51043 48562 42615 35155 -
20" 61094 60010 58682 55170 45506 -
24" 93248 93566 92623 86066 70272 -
26" 122964 117871 109297 95898 - -
28" 131929 126883 118277 112620 - -
32" 190361 180619 167221 - - -
36" 232773 218665 199104 - - -

FULL BORE - Kv COEFFICIENTES
Bore [inch] ASME CLASS
  150 300 600 900 1500 2500
1/2" 17 15 13 12 12 11
3/4" 36 32 28 26 26 24
1" 71 66 57 53 46 41
1.1/2" 189 179 159 142 142 126
2" 363 353 340 281 281 198
3" 1064 959 866 777 744 462
4" 2126 1842 1588 1544 1450 969
6" 4579 4466 3926 3759 3293 2173
8" 9045 8361 7671 7316 6510 4594
10" 14115 13686 12424 12249 9638 7210
12" 22567 21895 19254 17942 14912 10664
14" 26284 24939 23903 22435 17625 -
16" 36656 34954 32143 29466 23964 -
18" 45415 44155 42008 36864 30411 -
20" 52850 51911 50763 47725 39365 -
24" 80665 80940 80124 74452 60789 -
26" 106371 101965 94548 82957 - -
28" 114126 109760 102316 97422 - -
32" 164672 156245 144654 - - -
36" 201361 189156 172235 - - -

REDUCED BORE - Cv COEFFICIENTES
Bore [inch] ASME CLASS
  150 300 600 900 1500 2500
3/4" x 1/2" 11 11 10 9 9 9
1" x 3/4" 21 20 19 19 18 18
1 1/2" x 1" 46 44 41 40 38 38
2" x 1 1/2" 144 142 131 128 126 91
3" x 2" 193 192 186 185 183 183
4" x 3" 565 521 458 438 424 415
6" x 4" 811 811 757 748 713 695
8" x 6" 2198 2108 2072 2045 2005 1965
10" x 6" 1850 1816 1804 - - -
10" x 8" 4576 4361 4382 4577 4302 4258
12" x 8" 3350 3138 3007 2978 - -
12" x 10" 6778 6666 6328 7186 8437 -
14" x 12" - - 13358 13016 11383 -
14" x 10" 5823 - - - - -
16" x 14" 14354 - 15251 - - -
16" x 12" - - - - 8938 -
18" x 14" 9356 9099 8999 - - -
20"x 18" - 36532 - - - -
20" x 16" 17866 - 16331 15090 - -
24" x 20" - 27746 27223 25400 - -
28" x 24" - - - 26119 - -

REDUCED BORE - Kv COEFFICIENTES
Bore [inch] ASME CLASS
  150 300 600 900 1500 2500
3/4" x 1/2" 10 9 9 8 8 8
1" x 3/4" 18 18 16 16 16 16
1 1/2" x 1" 40 38 36 35 32 33
2" x 1 1/2" 124 123 113 111 109 78
3" x 2" 167 166 161 160 158 158
4" x 3" 489 451 396 379 367 359
6" x 4" 702 701 655 647 617 602
8" x 6" 1901 1823 1793 1769 1734 1700
10" x 6" 1600 1571 1560 - - -
10" x 8" 3959 3772 3791 3960 3722 3683
12" x 8" 2898 2714 2601 2576 - -
12" x 10" 5863 5767 5474 6217 7299 -
14" x 12" - - 11555 11260 9847 -
14" x 10" 5037 - - - - -
16" x 14" 12417 - 13193 - - -
16" x 12" - - - - 7732 -
18" x 14" 8093 7871 7785 - - -
20"x 18" - 31602 - - - -
20"x 16" 15455 - 14127 13054 - -
24" x 20" - 24002 23549 21972 - -
28" x 24" - - - 22595 - -