TABLA DE PRESIÓN-TEMPERATURA
ROJO = Vacío NEGRO = Vapor (psig) AZUL = Líquido (psig)
| ° F | ° C | R-12 | R-22 | R-502 | R-134a | R-507 | R-401A | R-404A | R-402A |
| - 50 | - 45.6 | 15.4 | 6.2 | 0.2 | 18.4 | 0.9 | 18.5 | 0.0 | 1.2 |
| -48 | -44.4 | 14.6 | 4.8 | 0.7 | 17.7 | 1.7 | 17.7 | 0.8 | 2.1 |
| -46 | -43.3 | 13.8 | 3.4 | 1.5 | 17.0 | 2.6 | 17.0 | 1.6 | 2.9 |
| -44 | -42.2 | 12.9 | 2.0 | 2.3 | 16.2 | 3.5 | 16.0 | 2.5 | 3.9 |
| -42 | -41.1 | 11.9 | 0.5 | 3.2 | 15.4 | 4.5 | 15.0 | 3.4 | 4.9 |
| -40 | -40 | 11.0 | 0.5 | 4.1 | 14.5 | 5.5 | 14.5 | 5.5 | 5.9 |
| -38 | -38.9 | 10.0 | 1.3 | 5.0 | 13.7 | 6.5 | 13.5 | 6.5 | 6.9 |
| -36 | -37.8 | 8.9 | 2.2 | 6.0 | 12.8 | 7.6 | 12.5 | 7.5 | 8.0 |
| -34 | -36.7 | 7.8 | 3.0 | 7.0 | 11.8 | 8.7 | 11.5 | 8.6 | 9.2 |
| -32 | -35.6 | 6.7 | 4.0 | 8.1 | 10.8 | 9.9 | 10.6 | 9.7 | 10.3 |
| -30 | -34.4 | 5.5 | 4.9 | 9.2 | 9.7 | 11.1 | 9.0 | 10.8 | 11.6 |
| -28 | -33.3 | 4.3 | 5.9 | 10.3 | 8.6 | 12.4 | 8.3 | 12.0 | 12.8 |
| -26 | -32.2 | 3.0 | 6.9 | 11.5 | 7.7 | 13.7 | 7.0 | 13.2 | 14.1 |
| -24 | -31.1 | 1.6 | 7.9 | 12.7 | 6.2 | 15.0 | 6.0 | 14.5 | 15.5 |
| -22 | -30.0 | 0.3 | 9.0 | 14.0 | 4.9 | 16.4 | 4.5 | 15.8 | 16.9 |
| -20 | -28.9 | 0.6 | 10.1 | 15.3 | 3.6 | 17.8 | 3.5 | 17.1 | 18.4 |
| -18 | -27.8 | 1.3 | 11.3 | 16.7 | 2.3 | 19.3 | 2.0 | 18.5 | 19.9 |
| -16 | -26.7 | 2.1 | 12.5 | 18.1 | 0.8 | 20.9 | 0.5 | 20.0 | 21.5 |
| -14 | -25.6 | 2.8 | 13.8 | 19.5 | 0.3 | 22.5 | 0.4 | 21.5 | 23.1 |
| -12 | -24.4 | 3.7 | 15.1 | 21.0 | 1.1 | 24.1 | 1.4 | 23.0 | 24.8 |
| ° F | ° C | R-12 | R-22 | R-502 | R-134a | R-507 | R-401A | R-404A | R-402A |
| -10 | -23.3 | 4.5 | 16.5 | 22.8 | 1.9 | 25.8 | 2.2 | 24.6 | 28.5 |
| -8 | -22.2 | 5.4 | 17.9 | 24.2 | 2.9 | 27.6 | 3.1 | 26.3 | 28.3 |
| -6 | -21.1 | 6.3 | 19.3 | 25.8 | 3.6 | 29.4 | 3.9 | 28.0 | 30.2 |
| -4 | -20.0 | 7.2 | 20.8 | 27.5 | 4.5 | 31.3 | 4.8 | 29.8 | 32.1 |
| -2 | -18.9 | 8.2 | 22.4 | 29.3 | 5.5 | 33.2 | 5.7 | 31.6 | 34.1 |
| 0 | -17.8 | 9.2 | 24.0 | 31.1 | 6.5 | 35.2 | 6.7 | 33.5 | 36.1 |
| 2 | -16.7 | 10.2 | 25.6 | 32.9 | 7.5 | 37.3 | 8.0 | 34.8 | 38.1 |
| 4 | -15.6 | 11.2 | 27.3 | 34.9 | 8.5 | 39.4 | 8.8 | 37.4 | 40.4 |
| 6 | -14.4 | 12.3 | 29.1 | 36.9 | 9.6 | 41.6 | 9.9 | 39.4 | 42.6 |
| 8 | -13.3 | 13.5 | 30.9 | 38.9 | 10.8 | 43.8 | 11.0 | 41.6 | 44.9 |
| 10 | -12.2 | 14.6 | 32.8 | 41.0 | 12.0 | 46.2 | 12.2 | 43.7 | 47.3 |
| 12 | -11.1 | 15.8 | 34.7 | 43.2 | 13.1 | 48.5 | 13.4 | 46.0 | 49.7 |
| 14 | -10.0 | 17.1 | 36.7 | 45.4 | 14.4 | 51.0 | 14.6 | 48.3 | 52.2 |
| 16 | -8.9 | 18.4 | 38.7 | 47.7 | 15.7 | 53.5 | 15.9 | 50.7 | 54.8 |
| 18 | -7.8 | 19.7 | 40.9 | 50.0 | 17.0 | 56.1 | 17.2 | 53.1 | 57.5 |
| 20 | -6.7 | 21.0 | 43.0 | 52.5 | 18.4 | 58.8 | 18.6 | 55.6 | 60.2 |
| 22 | -5.6 | 22.4 | 45.3 | 54.9 | 19.9 | 61.5 | 20.0 | 58.2 | 63.0 |
| 24 | -4.4 | 23.9 | 47.6 | 57.5 | 21.4 | 64.3 | 21.5 | 60.9 | 85.9 |
| 26 | -3.3 | 25.4 | 49.9 | 60.1 | 22.9 | 67.2 | 23.0 | 63.6 | 68.9 |
| 28 | -2.2 | 26.9 | 52.4 | 62.8 | 24.5 | 70.2 | 24.8 | 66.5 | 72.0 |
| ° F | ° C | R-12 | R-22 | R-502 | R-134a | R-507 | R-401A | R-404A | R-402A |
| 30 | -1.1 | 28.5 | 54.9 | 65.6 | 26.1 | 73.3 | 26.2 | 69.4 | 75.1 |
| 32 | 0.0 | 30.1 | 57.5 | 68.4 | 27.8 | 76.4 | 27.9 | 72.3 | 78.3 |
| 34 | 1.1 | 31.7 | 60.1 | 71.3 | 2.5 | 79.6 | 26.9 | 75.4 | 81.6 |
| 36 | 2.2 | 33.4 | 62.8 | 74.3 | 31.3 | 82.9 | 31.3 | 78.5 | 85.0 |
| 38 | 3.3 | 35.2 | 65.6 | 77.4 | 33.2 | 86.3 | 33.2 | 81.8 | 88.5 |
| 40 | 4.4 | 36.9 | 68.5 | 80.5 | 35.1 | 89.8 | 35.0 | 85.1 | 92.1 |
| 42 | 5.6 | 38.8 | 71.5 | 83.8 | 37.0 | 93.4 | 37.0 | 88.5 | 95.7 |
| 44 | 6.7 | 40.7 | 74.5 | 87.0 | 39.1 | 97.0 | 39.0 | 91.9 | 99.5 |
| 46 | 7.8 | 42.7 | 77.6 | 90.4 | 41.1 | 100.8 | 41.0 | 95.5 | 103.4 |
| 48 | 8.9 | 44.7 | 80.7 | 93.9 | 43.3 | 104.6 | 43.1 | 99.2 | 107.3 |
| 50 | 10.0 | 46.7 | 84.0 | 97.4 | 45.5 | 108.6 | 45.3 | 102.9 | 111.4 |
| 52 | 11.1 | 48.8 | 87.3 | 101.0 | 47.7 | 112.6 | 60.0 | 109.0 | 120.0 |
| 54 | 12.2 | 51.0 | 90.8 | 104.8 | 50.1 | 116.7 | 62.0 | 113.0 | 124.0 |
| 56 | 13.3 | 53.2 | 94.3 | 108.6 | 52.3 | 121.0 | 65.0 | 117.0 | 129.0 |
| 58 | 14.4 | 55.4 | 97.9 | 112.4 | 55.0 | 125.3 | 68.0 | 121.0 | 133.0 |
| 60 | 15.6 | 57.7 | 101.6 | 116.4 | 57.5 | 129.7 | 70.0 | 125.0 | 138.0 |
| 62 | 16.7 | 60.1 | 105.4 | 120.4 | 60.1 | 134.3 | 73.0 | 130.0 | 143.0 |
| 64 | 17.8 | 62.5 | 109.3 | 124.6 | 62.7 | 139.0 | 76.0 | 134.0 | 147.0 |
| 66 | 18.9 | 65.0 | 113.2 | 128.8 | 65.5 | 143.7 | 79.0 | 139.0 | 152.0 |
| 68 | 20.0 | 67.6 | 117.3 | 133.2 | 68.3 | 148.6 | 82.0 | 144.0 | 157.0 |
| ° F | ° C | R-12 | R-22 | R-502 | R-134a | R-507 | R-401A | R-404A | R-402A |
| 70 | 21.1 | 70.2 | 121.4 | 137.6 | 71.2 | 153.6 | 85.0 | 148.0 | 160.4 |
| 72 | 22.2 | 72.9 | 125.7 | 142.2 | 74.2 | 158.7 | 89.0 | 153.0 | 168.0 |
| 74 | 23.3 | 75.6 | 130.0 | 146.8 | 77.2 | 163.9 | 92.0 | 158.0 | 173.0 |
| 76 | 24.4 | 78.4 | 134.5 | 151.5 | 80.3 | 169.3 | 95.0 | 164.0 | 179.0 |
| 78 | 25.6 | 81.3 | 139.0 | 156.3 | 83.5 | 174.7 | 99.0 | 169.0 | 184.0 |
| 80 | 26.7 | 84.2 | 143.6 | 161.2 | 86.8 | 180.3 | 102.0 | 174.0 | 190.0 |
| 82 | 27.8 | 87.2 | 148.4 | 166.2 | 90.2 | 186.0 | 106.0 | 180.0 | 193.6 |
| 84 | 28.9 | 90.2 | 153.2 | 171.4 | 93.6 | 191.9 | 109.0 | 185.0 | 202.0 |
| 86 | 30.0 | 93.3 | 158.2 | 176.6 | 97.1 | 197.8 | 113.0 | 191.0 | 208.0 |
| 88 | 31.1 | 96.5 | 163.2 | 181.9 | 100.7 | 203.9 | 117.0 | 197.0 | 214.0 |
| 90 | 32.2 | 99.8 | 168.4 | 187.4 | 104.4 | 210.2 | 121.0 | 203.0 | 220.0 |
| 92 | 33.3 | 103.1 | 173.7 | 192.9 | 108.2 | 216.6 | 125.0 | 209.9 | 227.0 |
| 94 | 34.4 | 106.5 | 179.1 | 198.6 | 112.1 | 223.1 | 129.0 | 215.0 | 234.0 |
| 96 | 35.6 | 110.0 | 184.6 | 204.3 | 116.1 | 229.8 | 133.0 | 222.0 | 240.0 |
| 98 | 36.7 | 113.5 | 190.2 | 210.2 | 120.1 | 236.6 | 138.0 | 229.0 | 247.0 |
| 100 | 37.8 | 117.2 | 195.9 | 216.2 | 124.3 | 243.5 | 143.0 | 235.0 | 254.0 |
| 102 | 38.9 | 120.9 | 201.8 | 222.3 | 128.5 | 250.6 | 146.0 | 242.0 | 261.0 |
| 104 | 40.0 | 124.7 | 207.7 | 228.5 | 132.9 | 257.9 | 151.0 | 249.0 | 269.0 |
| 106 | 41.1 | 128.5 | 213.8 | 234.9 | 137.3 | 265.3 | 156.0 | 256.0 | 276.0 |
| 108 | 42.2 | 132.4 | 220.0 | 241.3 | 142.8 | 272.9 | 160.0 | 264.0 | 284.0 |
| ° F | ° C | R-12 | R-22 | R-502 | R-134a | R-507 | R-401A | R-404A | R-402A |
| 110 | 43.3 | 136.4 | 226.4 | 247.9 | 146.5 | 280.6 | 165.0 | 271.0 | 292.0 |
| 112 | 44.4 | 140.5 | 232.8 | 254.6 | 151.3 | 288.6 | 170.0 | 279.0 | 299.0 |
| 114 | 45.6 | 144.7 | 239.4 | 261.5 | 156.1 | 296.6 | 175.0 | 286.0 | 307.0 |
| 116 | 46.7 | 148.9 | 246.1 | 268.4 | 161.1 | 304.9 | 180.0 | 294.0 | 316.0 |
| 118 | 47.8 | 153.2 | 252.9 | 275.5 | 186.1 | 313.3 | 185.0 | 302.0 | 324.0 |
| 120 | 48.9 | 157.7 | 259.9 | 282.7 | 171.3 | 321.9 | 191.0 | 311.0 | 332.0 |
| 122 | 50.0 | 162.2 | 267.0 | 290.1 | 176.6 | 330.7 | 196.0 | 319.0 | 341.0 |
| 124 | 51.1 | 166.7 | 274.3 | 297.6 | 182.0 | 339.7 | 202.0 | 328.0 | 350.0 |
| 126 | 52.2 | 171.4 | 281.6 | 305.2 | 187.5 | 348.9 | 207.0 | 336.0 | 359.0 |
| 128 | 53.3 | 176.2 | 289.1 | 312.9 | 193.1 | 358.2 | 213.0 | 345.0 | 368.0 |
| 130 | 54.4 | 181.0 | 296.8 | 320.8 | 198.9 | 367.8 | 219.0 | 354.0 | 377.0 |
| 132 | 55.6 | 185.9 | 304.6 | 328.9 | 204.7 | 377.6 | 225.0 | 364.0 | 387.0 |
| 134 | 56.7 | 191.0 | 312.5 | 337.1 | 210.7 | 387.5 | 231.0 | 373.0 | 394.0 |
| 136 | 57.8 | 196.1 | 320.6 | 345.4 | 216.8 | 397.7 | 237.0 | 383.0 | 406.0 |
| 138 | 58.9 | 201.3 | 328.9 | 353.9 | 223.0 | 408.1 | 243.0 | 392.0 | 416.0 |
| 140 | 60.0 | 206.6 | 337.3 | 362.6 | 229.4 | 418.7 | 250.0 | 402.0 | 426.0 |
| 142 | 61.1 | 212.0 | 345.8 | 371.4 | 235.8 | 429.6 | 256.0 | 413.0 | 436.0 |
| 144 | 62.2 | 217.5 | 354.5 | 380.4 | 242.4 | 440.6 | 263.0 | 423.0 | 447.0 |
| 146 | 63.3 | 223.1 | 363.3 | 389.5 | 249.2 | 451.9 | 269.0 | 434.0 | 458.0 |
| 148 | 64.4 | 228.8 | 372.3 | 398.9 | 256.0 | 462.0 | 277.0 | 444.0 | 468.0 |
| 150 | 65.6 | 234.6 | 381.5 | 408.4 | 263.0 | 475.3 | 283.0 | 449.0 | 479.0 |