Table Refrigerant R71 Ammonia) Saturation Properties Temperature Saturation Temperature Saturation Pressure Volume Vapour V g Density Liquid /V f °C kPa m kg kg/m³ h f h fg h g s f s g 7 .943 3.79 31.1 155.3 480.5 325. 0.7228 .786 7 .506 2.82 30. 151.1 478.2 327. 0.7015 .758 7 .107 1.9 29.0 146.9 475.8 328. 0.680 .730 7 .749 1.10 27.9 142.6 473.4 330. 0.6591 .702 7 .434 0.3 26.8 138.4 471.1 332. 0.6380 .675 7 0.16 .651 25. 134.2 468.7 334. 0.6170 .648 7 0.94 .007 24.7 129.9 466.3 336. 0.5961 .62 6 1.76 .413 23.6 125.7 463.9 338. 0.5752 .595 6 2.64 .864 22.5 121.4 461.5 340. 0.5544 .569 6 3.58 .35 21.4 117.2 459.1 341. 0.5337 .544 6 4.57 .887 20.3 112.9 456.6 343. 0.5131 .518 6 5.62 .452 19.2 108.6 454.2 345. 0.4925 .493 6 6.73 .04 18.1 104. 451. 347. 0.4720 .469 6 7.92 .675 16.9 100.1 449.3 349. 0.4516 .444 6 9.17 .32 15.8 95.82 446.82 35 0.4312 .420 6 0.49 .005 14.7 91.53 444.33 352. 0.41 .39 6 1.89 .705 13.6 87.23 441.83 354. 0.3907 .373 5 3.37 .426 12.4 82.92 439.22 356. 0.3706 .350 5 4.93 .167 11.3 78.61 436.71 358. 0.3505 .327 5 6.57 .925 10. 74.29 434.19 359. 0.3305 .304 5 8.31 .699 09.0 69.96 431.56 361. 0.3105 .282 5 0.14 .489 07. 65.63 429.03 363. 0.2906 .2 5 2.07 .293 06.7 61. 426. 365. 0.2708 .238 5 4.10 .109 05.5 56.95 423.85 366. 0.2511 .216 5 6.23 .938 04.4 52.6 421.2 368. 0.2314 .19 5 8.47 .777 03.2 48.25 418.55 370. 0.211 .173 5 0.83 .627 02.0 43.89 415.89 37 0.1922 .152 4 3.31 .487 00.9 39.53 413.23 373. 0.1727 .132 4 5.91 .355 99.7 35.16 410.56 375. 0.153 .111 4 8.63 .231 98.5 30.78 407.88 377. 0.1339 .091 4 1.49 .115 97.3 26.40 405.20 378. 0.1146 .071 4 4.48 .007 96.1 22.01 402.41 380. 0.0953 .051 4 7.62 .904 94.9 17.62 399.72 382. 0.0761 .032 4 0.90 .808 93.7 13.22 396.92 383. 0.0570 .012 4 4.34 .718 92.5 8.823 394.22 385. 0.0379 .993 4 7.93 .633 91.3 4.414 391.41 38 0.0189 .974 4 1.69 .553 90.1 388. 388. .955 3 5.61 .477 88.9 .419 385.7 390. .01889 .937 3 9.71 .406 87.7 .844 382.95 391. .03772 .918 3 3.98 .339 86.4 3.27 380.12 393. .05649 .900 3 8.44 .276 85.2 7.7 377.1 394. .07521 .882 3 3.09 .216 84.0 2.15 374.34 396. .0938 .864 Enthalpy kJ/kg Entropy kJ/kg PanGlobal Training Systems Refrigeration Tables