Technical Information

T-507—SI
d
Suva ®

refrigerants

Thermodynamic
Properties
of
Suva 507 ®

Refrigerant
(R-507)
Thermodynamic Properties of Suva® 507 Refrigerant
SI Units

Tables of the thermodynamic properties of Suva® 507 are based on values calculated using
the NIST REFPROP Database (McLinden, M. O., Klein, S. A., Lemmon, E. W., and Peskin,
A. P., NIST Standard Reference Database 23, NIST thermodynamic and transport properties
of refrigerants and refrigerant mixtures REFPROP, Version 6.01, Standard Reference Data
Program, National Institute of Standards and Technology, 1998).

1
 Table 1
R-507 Saturation Properties—Temperature Table
Temp Pressure (kPa) Density (kg/m3) Volume (m3/kg) Enthalpy (kJ/kg) Entropy (kJ/K-kg)
(°C) Liquid Vapor Liquid Vapor Liquid Vapor Liquid Latent Vapor Liquid Vapor

–100 3.1 3.1 1471.0 0.215 0.0007 4.659 77.3 225.8 303.1 0.4469 1.7510
–99 3.4 3.4 1469.0 0.233 0.0007 4.284 78.4 225.2 303.6 0.4533 1.7470
–98 3.7 3.7 1466.0 0.254 0.0007 3.944 79.5 224.7 304.2 0.4597 1.7430
–97 4.1 4.1 1463.0 0.275 0.0007 3.635 80.7 224.2 304.8 0.4661 1.7390
–96 4.4 4.4 1460.0 0.298 0.0007 3.354 81.8 223.6 305.4 0.4725 1.7350

–95 4.8 4.8 1458.0 0.323 0.0007 3.098 82.9 223.1 306.0 0.4788 1.7310
–94 5.2 5.2 1455.0 0.349 0.0007 2.865 84.0 222.6 306.6 0.4851 1.7280
–93 5.7 5.7 1452.0 0.377 0.0007 2.652 85.2 222.1 307.2 0.4914 1.7240
–92 6.2 6.2 1449.0 0.407 0.0007 2.457 86.3 221.5 307.8 0.4976 1.7210
–91 6.7 6.7 1447.0 0.439 0.0007 2.279 87.4 221.0 308.4 0.5039 1.7170
–90 7.2 7.2 1444.0 0.473 0.0007 2.116 88.6 220.5 309.0 0.5101 1.7140
–89 7.8 7.8 1441.0 0.509 0.0007 1.966 89.7 219.9 309.6 0.5163 1.7110
–88 8.5 8.4 1438.0 0.547 0.0007 1.829 90.8 219.5 310.3 0.5224 1.7080
–87 9.1 9.1 1436.0 0.587 0.0007 1.703 92.0 218.9 310.9 0.5286 1.7040
–86 9.8 9.8 1433.0 0.630 0.0007 1.587 93.1 218.4 311.5 0.5347 1.7010
–85 10.6 10.6 1430.0 0.675 0.0007 1.481 94.3 217.8 312.1 0.5408 1.6980
–84 11.4 11.4 1427.0 0.723 0.0007 1.382 95.4 217.3 312.7 0.5469 1.6960
–83 12.3 12.3 1424.0 0.774 0.0007 1.292 96.6 216.8 313.3 0.5529 1.6930
–82 13.2 13.2 1422.0 0.828 0.0007 1.208 97.7 216.2 313.9 0.5590 1.6900
–81 14.1 14.1 1419.0 0.884 0.0007 1.131 98.9 215.7 314.5 0.5650 1.6870

–80 15.2 15.2 1416.0 0.944 0.0007 1.059 100.0 215.1 315.1 0.5710 1.6850
–79 16.2 16.2 1413.0 1.007 0.0007 0.993 101.2 214.5 315.7 0.5769 1.6820
–78 17.4 17.4 1410.0 1.073 0.0007 0.932 102.3 214.0 316.3 0.5829 1.6800
–77 18.6 18.6 1407.0 1.143 0.0007 0.875 103.5 213.4 316.9 0.5888 1.6770
–76 19.9 19.9 1405.0 1.216 0.0007 0.822 104.6 213.0 317.6 0.5947 1.6750
–75 21.2 21.2 1402.0 1.293 0.0007 0.773 105.8 212.4 318.2 0.6006 1.6720
–74 22.7 22.7 1399.0 1.374 0.0007 0.728 107.0 211.8 318.8 0.6065 1.6700
–73 24.2 24.2 1396.0 1.459 0.0007 0.685 108.1 211.3 319.4 0.6123 1.6680
–72 25.7 25.7 1393.0 1.548 0.0007 0.646 109.3 210.7 320.0 0.6181 1.6660
–71 27.4 27.4 1390.0 1.642 0.0007 0.609 110.5 210.1 320.6 0.6239 1.6630
–70 29.2 29.2 1387.0 1.740 0.0007 0.575 111.7 209.5 321.2 0.6297 1.6610
–69 31.0 31.0 1384.0 1.842 0.0007 0.543 112.8 209.0 321.8 0.6355 1.6590
–68 32.9 32.9 1381.0 1.950 0.0007 0.513 114.0 208.5 322.5 0.6412 1.6570
–67 35.0 35.0 1379.0 2.062 0.0007 0.485 115.2 207.9 323.1 0.6470 1.6550
–66 37.1 37.1 1376.0 2.179 0.0007 0.459 116.4 207.3 323.7 0.6527 1.6530

–65 39.3 39.3 1373.0 2.302 0.0007 0.434 117.6 206.7 324.3 0.6584 1.6520
–64 41.7 41.7 1370.0 2.430 0.0007 0.412 118.7 206.2 324.9 0.6640 1.6500
–63 44.1 44.1 1367.0 2.563 0.0007 0.390 119.9 205.6 325.5 0.6697 1.6480
–62 46.7 46.7 1364.0 2.703 0.0007 0.370 121.1 205.0 326.1 0.6753 1.6460
–61 49.4 49.4 1361.0 2.848 0.0007 0.351 122.3 204.4 326.7 0.6809 1.6450
–60 52.2 52.2 1358.0 2.999 0.0007 0.333 123.5 203.8 327.3 0.6865 1.6430
–59 55.1 55.1 1355.0 3.157 0.0007 0.317 124.7 203.3 328.0 0.6921 1.6410
–58 58.2 58.2 1352.0 3.321 0.0007 0.301 125.9 202.7 328.6 0.6977 1.6400
–57 61.4 61.4 1349.0 3.492 0.0007 0.286 127.1 202.1 329.2 0.7033 1.6380
–56 64.8 64.8 1346.0 3.670 0.0007 0.273 128.3 201.5 329.8 0.7088 1.6370
–55 68.3 68.2 1343.0 3.855 0.0007 0.259 129.5 200.9 330.4 0.7143 1.6350
–54 71.9 71.9 1340.0 4.047 0.0008 0.247 130.7 200.3 331.0 0.7198 1.6340
–53 75.7 75.7 1337.0 4.246 0.0008 0.236 131.9 199.7 331.6 0.7253 1.6320
–52 79.6 79.6 1334.0 4.453 0.0008 0.225 133.1 199.1 332.2 0.7308 1.6310
–51 83.7 83.7 1331.0 4.669 0.0008 0.214 134.3 198.5 332.8 0.7363 1.6300

2
 Table 1 (continued)
R-507 Saturation Properties—Temperature Table

Temp Pressure (kPa) Density (kg/m3) Volume (m3/kg) Enthalpy (kJ/kg) Entropy (kJ/K-kg)
(°C) Liquid Vapor Liquid Vapor Liquid Vapor Liquid Latent Vapor Liquid Vapor

–50 88.0 88.0 1328.0 4.892 0.0008 0.204 135.6 197.8 333.4 0.7417 1.6280
–49 92.4 92.4 1325.0 5.123 0.0008 0.195 136.8 197.2 334.0 0.7472 1.6270
–48 97.0 97.0 1322.0 5.363 0.0008 0.187 138.0 196.6 334.6 0.7526 1.6260
–47 101.8 101.8 1319.0 5.612 0.0008 0.178 139.2 196.0 335.2 0.7580 1.6250
–46 106.8 106.8 1315.0 5.870 0.0008 0.170 140.5 195.3 335.8 0.7634 1.6230

–45 112.0 112.0 1312.0 6.137 0.0008 0.163 141.7 194.7 336.4 0.7687 1.6220
–44 117.3 117.3 1309.0 6.413 0.0008 0.156 142.9 194.1 337.0 0.7741 1.6210
–43 122.9 122.9 1306.0 6.699 0.0008 0.149 144.1 193.5 337.6 0.7795 1.6200
–42 128.7 128.6 1303.0 6.995 0.0008 0.143 145.4 192.8 338.2 0.7848 1.6190
–41 134.6 134.6 1300.0 7.301 0.0008 0.137 146.6 192.2 338.8 0.7901 1.6180
–40 140.8 140.8 1297.0 7.618 0.0008 0.131 147.9 191.5 339.4 0.7954 1.6170
–39 147.2 147.2 1293.0 7.945 0.0008 0.126 149.1 190.9 340.0 0.8007 1.6160
–38 153.9 153.8 1290.0 8.283 0.0008 0.121 150.3 190.3 340.6 0.8060 1.6150
–37 160.7 160.7 1287.0 8.633 0.0008 0.116 151.6 189.6 341.2 0.8113 1.6140
–36 167.8 167.8 1284.0 8.994 0.0008 0.111 152.8 189.0 341.8 0.8166 1.6130
–35 175.2 175.1 1281.0 9.366 0.0008 0.107 154.1 188.2 342.3 0.8218 1.6120
–34 182.8 182.7 1277.0 9.751 0.0008 0.103 155.4 187.5 342.9 0.8271 1.6110
–33 190.6 190.5 1274.0 10.150 0.0008 0.099 156.6 186.9 343.5 0.8323 1.6110
–32 198.7 198.6 1271.0 10.560 0.0008 0.095 157.9 186.2 344.1 0.8375 1.6100
–31 207.1 207.0 1268.0 10.980 0.0008 0.091 159.1 185.6 344.7 0.8427 1.6090

–30 215.7 215.6 1264.0 11.420 0.0008 0.088 160.4 184.9 345.3 0.8479 1.6080
–29 224.6 224.5 1261.0 11.870 0.0008 0.084 161.7 184.1 345.8 0.8531 1.6070
–28 233.8 233.7 1258.0 12.330 0.0008 0.081 163.0 183.4 346.4 0.8583 1.6070
–27 243.2 243.1 1254.0 12.810 0.0008 0.078 164.2 182.8 347.0 0.8635 1.6060
–26 253.0 252.9 1251.0 13.300 0.0008 0.075 165.5 182.0 347.5 0.8686 1.6050
–25 263.1 262.9 1248.0 13.800 0.0008 0.072 166.8 181.3 348.1 0.8738 1.6040
–24 273.4 273.3 1244.0 14.330 0.0008 0.070 168.1 180.6 348.7 0.8789 1.6040
–23 284.1 283.9 1241.0 14.860 0.0008 0.067 169.4 179.8 349.2 0.8840 1.6030
–22 295.1 294.9 1237.0 15.420 0.0008 0.065 170.7 179.1 349.8 0.8892 1.6020
–21 306.4 306.2 1234.0 15.990 0.0008 0.063 172.0 178.4 350.4 0.8943 1.6020
–20 318.0 317.8 1231.0 16.570 0.0008 0.060 173.3 177.6 350.9 0.8994 1.6010
–19 330.0 329.8 1227.0 17.180 0.0008 0.058 174.6 176.9 351.5 0.9045 1.6010
–18 342.3 342.1 1224.0 17.800 0.0008 0.056 175.9 176.1 352.0 0.9096 1.6000
–17 354.9 354.7 1220.0 18.430 0.0008 0.054 177.2 175.4 352.6 0.9146 1.5990
–16 367.9 367.7 1217.0 19.090 0.0008 0.052 178.5 174.6 353.1 0.9197 1.5990

–15 381.3 381.0 1213.0 19.770 0.0008 0.051 179.8 173.9 353.7 0.9248 1.5980
–14 395.0 394.8 1209.0 20.460 0.0008 0.049 181.1 173.1 354.2 0.9298 1.5980
–13 409.1 408.9 1206.0 21.170 0.0008 0.047 182.5 172.3 354.8 0.9349 1.5970
–12 423.6 423.3 1202.0 21.910 0.0008 0.046 183.8 171.5 355.3 0.9399 1.5970
–11 438.5 438.2 1199.0 22.660 0.0008 0.044 185.1 170.7 355.8 0.9450 1.5960
–10 453.7 453.4 1195.0 23.440 0.0008 0.043 186.4 170.0 356.4 0.9500 1.5960
–9 469.4 469.0 1191.0 24.230 0.0008 0.041 187.8 169.1 356.9 0.9550 1.5950
–8 485.4 485.1 1188.0 25.050 0.0008 0.040 189.1 168.3 357.4 0.9600 1.5950
–7 501.9 501.5 1184.0 25.890 0.0008 0.039 190.5 167.4 357.9 0.9651 1.5940
–6 518.8 518.4 1180.0 26.760 0.0009 0.037 191.8 166.7 358.5 0.9701 1.5940
–5 536.1 535.7 1176.0 27.650 0.0009 0.036 193.2 165.8 359.0 0.9751 1.5930
–4 553.8 553.4 1173.0 28.560 0.0009 0.035 194.5 165.0 359.5 0.9801 1.5930
–3 572.0 571.6 1169.0 29.490 0.0009 0.034 195.9 164.1 360.0 0.9851 1.5930
–2 590.6 590.2 1165.0 30.460 0.0009 0.033 197.3 163.2 360.5 0.9900 1.5920
–1 609.7 609.2 1161.0 31.440 0.0009 0.032 198.6 162.4 361.0 0.9950 1.5920

3
 Table 1 (continued)
R-507 Saturation Properties—Temperature Table
Temp Pressure (kPa) Density (kg/m3) Volume (m3/kg) Enthalpy (kJ/kg) Entropy (kJ/K-kg)
(°C) Liquid Vapor Liquid Vapor Liquid Vapor Liquid Latent Vapor Liquid Vapor

0 629.3 628.7 1157.0 32.460 0.0009 0.031 200.0 161.5 361.5 1.0000 1.5910
1 649.3 648.7 1153.0 33.500 0.0009 0.030 201.4 160.6 362.0 1.0050 1.5910
2 669.7 669.1 1150.0 34.570 0.0009 0.029 202.8 159.7 362.5 1.0100 1.5900
3 690.7 690.1 1146.0 35.670 0.0009 0.028 204.1 158.9 363.0 1.0150 1.5900
4 712.1 711.5 1142.0 36.800 0.0009 0.027 205.5 157.9 363.4 1.0200 1.5900
5 734.0 733.4 1138.0 37.950 0.0009 0.026 206.9 157.0 363.9 1.0250 1.5890
6 756.5 755.8 1133.0 39.140 0.0009 0.026 208.3 156.1 364.4 1.0300 1.5890
7 779.4 778.7 1129.0 40.360 0.0009 0.025 209.7 155.2 364.9 1.0350 1.5880
8 802.9 802.2 1125.0 41.620 0.0009 0.024 211.2 154.1 365.3 1.0400 1.5880
9 826.9 826.1 1121.0 42.910 0.0009 0.023 212.6 153.2 365.8 1.0450 1.5880
10 851.4 850.6 1117.0 44.230 0.0009 0.023 214.0 152.2 366.2 1.0500 1.5870
11 876.4 875.6 1113.0 45.580 0.0009 0.022 215.4 151.3 366.7 1.0550 1.5870
12 902.0 901.2 1108.0 46.980 0.0009 0.021 216.9 150.2 367.1 1.0600 1.5860
13 928.2 927.3 1104.0 48.410 0.0009 0.021 218.3 149.2 367.5 1.0640 1.5860
14 954.9 954.0 1100.0 49.880 0.0009 0.020 219.7 148.3 368.0 1.0690 1.5860

15 982.2 981.3 1095.0 51.390 0.0009 0.019 221.2 147.2 368.4 1.0740 1.5850
16 1010.0 1009.0 1091.0 52.940 0.0009 0.019 222.6 146.2 368.8 1.0790 1.5850
17 1039.0 1038.0 1086.0 54.540 0.0009 0.018 224.1 145.1 369.2 1.0840 1.5840
18 1068.0 1067.0 1082.0 56.170 0.0009 0.018 225.6 144.0 369.6 1.0890 1.5840
19 1097.0 1096.0 1077.0 57.850 0.0009 0.017 227.1 142.9 370.0 1.0940 1.5840
20 1127.0 1126.0 1073.0 59.580 0.0009 0.017 228.5 141.9 370.4 1.0990 1.5830
21 1158.0 1157.0 1068.0 61.360 0.0009 0.016 230.0 140.8 370.8 1.1040 1.5830
22 1190.0 1189.0 1063.0 63.190 0.0009 0.016 231.5 139.7 371.2 1.1090 1.5820
23 1222.0 1221.0 1059.0 65.060 0.0009 0.015 233.0 138.5 371.5 1.1140 1.5820
24 1255.0 1254.0 1054.0 66.990 0.0010 0.015 234.5 137.4 371.9 1.1190 1.5810
25 1288.0 1287.0 1049.0 68.980 0.0010 0.015 236.0 136.2 372.2 1.1240 1.5810
26 1322.0 1321.0 1044.0 71.020 0.0010 0.014 237.6 135.0 372.6 1.1290 1.5800
27 1357.0 1356.0 1039.0 73.120 0.0010 0.014 239.1 133.8 372.9 1.1340 1.5800
28 1392.0 1391.0 1034.0 75.280 0.0010 0.013 240.6 132.6 373.2 1.1390 1.5790
29 1429.0 1427.0 1029.0 77.510 0.0010 0.013 242.2 131.3 373.5 1.1440 1.5790

30 1465.0 1464.0 1024.0 79.800 0.0010 0.013 243.7 130.2 373.9 1.1490 1.5780
31 1503.0 1502.0 1018.0 82.160 0.0010 0.012 245.3 128.8 374.1 1.1540 1.5780
32 1541.0 1540.0 1013.0 84.590 0.0010 0.012 246.9 127.5 374.4 1.1590 1.5770
33 1580.0 1579.0 1008.0 87.090 0.0010 0.011 248.5 126.2 374.7 1.1640 1.5770
34 1620.0 1618.0 1002.0 89.670 0.0010 0.011 250.0 125.0 375.0 1.1690 1.5760
35 1660.0 1659.0 996.5 92.340 0.0010 0.011 251.7 123.5 375.2 1.1740 1.5750
36 1702.0 1700.0 990.9 95.090 0.0010 0.011 253.3 122.1 375.4 1.1790 1.5750
37 1744.0 1742.0 985.1 97.920 0.0010 0.010 254.9 120.7 375.6 1.1850 1.5740
38 1786.0 1785.0 979.3 100.900 0.0010 0.010 256.5 119.4 375.9 1.1900 1.5730
39 1830.0 1828.0 973.3 103.900 0.0010 0.010 258.2 117.8 376.0 1.1950 1.5720
40 1874.0 1873.0 967.2 107.000 0.0010 0.009 259.8 116.4 376.2 1.2000 1.5720
41 1919.0 1918.0 961.1 110.200 0.0010 0.009 261.5 114.9 376.4 1.2050 1.5710
42 1965.0 1964.0 954.8 113.600 0.0011 0.009 263.2 113.3 376.5 1.2100 1.5700
43 2012.0 2011.0 948.4 117.100 0.0011 0.009 264.9 111.7 376.6 1.2160 1.5690
44 2060.0 2058.0 941.8 120.700 0.0011 0.008 266.6 110.1 376.7 1.2210 1.5680

45 2109.0 2107.0 935.2 124.400 0.0011 0.008 268.3 108.5 376.8 1.2260 1.5670
46 2158.0 2156.0 928.3 128.300 0.0011 0.008 270.1 106.8 376.9 1.2310 1.5660
47 2208.0 2206.0 921.4 132.300 0.0011 0.008 271.8 105.1 376.9 1.2370 1.5650
48 2259.0 2258.0 914.2 136.500 0.0011 0.007 273.6 103.3 376.9 1.2420 1.5640
49 2312.0 2310.0 906.9 140.900 0.0011 0.007 275.4 101.5 376.9 1.2480 1.5630

4
 Table 1 (continued)
R-507 Saturation Properties—Temperature Table
Temp Pressure (kPa) Density (kg/m3) Volume (m3/kg) Enthalpy (kJ/kg) Entropy (kJ/K-kg)
(°C) Liquid Vapor Liquid Vapor Liquid Vapor Liquid Latent Vapor Liquid Vapor

50 2365.0 2363.0 899.4 145.400 0.0011 0.007 277.2 99.6 376.8 1.2530 1.5610
51 2419.0 2417.0 891.7 150.200 0.0011 0.007 279.1 97.7 376.8 1.2590 1.5600
52 2474.0 2472.0 883.7 155.100 0.0011 0.006 280.9 95.7 376.6 1.2640 1.5580
53 2529.0 2528.0 875.5 160.400 0.0011 0.006 282.8 93.7 376.5 1.2700 1.5570
54 2586.0 2584.0 867.1 165.800 0.0012 0.006 284.7 91.6 376.3 1.2750 1.5550
55 2644.0 2642.0 858.3 171.600 0.0012 0.006 286.7 89.4 376.1 1.2810 1.5530
56 2703.0 2701.0 849.3 177.700 0.0012 0.006 288.7 87.1 375.8 1.2870 1.5520
57 2763.0 2761.0 839.8 184.100 0.0012 0.005 290.7 84.7 375.4 1.2930 1.5500
58 2824.0 2822.0 830.0 190.900 0.0012 0.005 292.7 82.3 375.0 1.2990 1.5470
59 2887.0 2885.0 819.7 198.200 0.0012 0.005 294.9 79.7 374.6 1.3050 1.5450
60 2950.0 2948.0 808.9 206.000 0.0012 0.005 297.0 77.0 374.0 1.3110 1.5420
61 3015.0 3013.0 797.5 214.400 0.0013 0.005 299.2 74.2 373.4 1.3180 1.5400
62 3080.0 3078.0 785.4 223.400 0.0013 0.004 301.5 71.2 372.7 1.3240 1.5360
63 3147.0 3145.0 772.4 233.400 0.0013 0.004 303.9 67.9 371.8 1.3310 1.5330
64 3215.0 3214.0 758.3 244.300 0.0013 0.004 306.4 64.4 370.8 1.3380 1.5290

65 3285.0 3283.0 743.0 256.500 0.0014 0.004 309.0 60.6 369.6 1.3460 1.5250

5
 Table 2
R-507 Superheated Vapor—Constant Pressure Tables
Absolute Pressure (kPa)
Temp 10 (–85.8°C) 20 (–74.5°C) 30 (–69.5°C) 40 (–64.7°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–70 1.6970 322.1 1.754 0.8430 321.6 1.695 – – – – – –

–65 1.7400 325.5 1.771 0.8648 325.1 1.711 0.5729 324.7 1.676 – – –
–60 1.7830 329.0 1.788 0.8865 328.6 1.728 0.5877 328.2 1.693 0.4382 327.8 1.667
–55 1.8260 332.5 1.804 0.9082 332.1 1.744 0.6023 331.8 1.709 0.4494 331.4 1.684
–50 1.8680 336.1 1.820 0.9298 335.7 1.761 0.6169 335.4 1.725 0.4605 335.1 1.700
–45 1.9110 339.7 1.836 0.9513 339.4 1.777 0.6315 339.1 1.742 0.4715 338.7 1.716
–40 1.9530 343.3 1.852 0.9728 343.0 1.793 0.6460 342.8 1.758 0.4825 342.5 1.733
–35 1.9960 347.0 1.868 0.9943 346.8 1.809 0.6604 346.5 1.774 0.4935 346.2 1.749
–30 2.0380 350.8 1.883 1.0160 350.5 1.824 0.6748 350.3 1.789 0.5044 350.0 1.764
–25 2.0810 354.6 1.899 1.0370 354.4 1.840 0.6892 354.1 1.805 0.5153 353.9 1.780
–20 2.1230 358.5 1.914 1.0580 358.2 1.855 0.7036 358.0 1.820 0.5261 357.8 1.796
–15 2.1650 362.4 1.929 1.0800 362.1 1.870 0.7179 361.9 1.836 0.5370 361.7 1.811
–10 2.2080 366.3 1.945 1.1010 366.1 1.886 0.7322 365.9 1.851 0.5478 365.7 1.826
–5 2.2500 370.3 1.960 1.1220 370.1 1.901 0.7465 369.9 1.866 0.5585 369.7 1.841
0 2.2920 374.3 1.974 1.1440 374.1 1.916 0.7607 374.0 1.881 0.5693 373.8 1.856
5 2.3350 378.4 1.989 1.1650 378.2 1.931 0.7750 378.1 1.896 0.5800 377.9 1.871
10 2.3770 382.5 2.004 1.1860 382.4 1.945 0.7892 382.2 1.911 0.5908 382.1 1.886
15 2.4190 386.7 2.019 1.2070 386.6 1.960 0.8034 386.4 1.925 0.6015 386.3 1.901
20 2.4610 390.9 2.033 1.2290 390.8 1.974 0.8176 390.7 1.940 0.6122 390.5 1.915
25 2.5040 395.2 2.048 1.2500 395.1 1.989 0.8318 394.9 1.955 0.6229 394.8 1.930
30 2.5460 399.5 2.062 1.2710 399.4 2.003 0.8460 399.3 1.969 0.6335 399.1 1.944
35 2.5880 403.9 2.076 1.2920 403.8 2.018 0.8602 403.6 1.983 0.6442 403.5 1.959
40 2.6300 408.3 2.090 1.3130 408.2 2.032 0.8743 408.0 1.997 0.6549 407.9 1.973
45 2.6720 412.7 2.104 1.3340 412.6 2.046 0.8885 412.5 2.012 0.6655 412.4 1.987
50 2.7150 417.2 2.118 1.3560 417.1 2.060 0.9026 417.0 2.026 0.6761 416.9 2.001
55 2.7570 421.8 2.132 1.3770 421.6 2.074 0.9168 421.5 2.040 0.6868 421.4 2.015
60 2.7990 426.3 2.146 1.3980 426.2 2.088 0.9309 426.1 2.053 0.6974 426.0 2.029
65 2.8410 431.0 2.160 1.4190 430.9 2.101 0.9450 430.8 2.067 0.7080 430.7 2.043
70 2.8830 435.7 2.174 1.4400 435.6 2.115 0.9592 435.5 2.081 0.7186 435.4 2.057
75 2.9250 440.3 2.187 1.4610 440.2 2.129 0.9733 440.1 2.095 0.7292 440.0 2.070
80 2.9670 445.1 2.201 1.4820 445.0 2.142 0.9874 444.9 2.108 0.7399 444.8 2.084

Absolute Pressure (kPa)

Temp 50 (–60.8°C) 60 (–57.4°C) 70 (–54.5°C) 80 (–51.9°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–60 0.3485 327.4 1.647 0.0007 123.5 0.687 0.0007 123.5 0.687 0.0007 123.5 0.687
–55 0.3576 331.1 1.664 0.2964 330.7 1.647 0.0007 129.5 0.714 0.0007 129.5 0.714
–50 0.3666 334.7 1.680 0.3040 334.4 1.664 0.2593 334.0 1.650 0.2257 333.7 1.637
–45 0.3756 338.4 1.697 0.3116 338.1 1.680 0.2658 337.8 1.666 0.2315 337.5 1.654
–40 0.3845 342.2 1.713 0.3191 341.9 1.697 0.2724 341.6 1.683 0.2373 341.3 1.671
–35 0.3933 346.0 1.729 0.3265 345.7 1.713 0.2788 345.4 1.699 0.2430 345.1 1.687
–30 0.4021 349.8 1.745 0.3339 349.5 1.729 0.2852 349.3 1.715 0.2487 349.0 1.703
–25 0.4109 353.6 1.761 0.3413 353.4 1.745 0.2916 353.2 1.731 0.2543 352.9 1.719
–20 0.4197 357.6 1.776 0.3487 357.3 1.760 0.2980 357.1 1.747 0.2599 356.9 1.735
–15 0.4284 361.5 1.792 0.3560 361.3 1.776 0.3043 361.1 1.762 0.2655 360.9 1.750
–10 0.4371 365.5 1.807 0.3633 365.3 1.791 0.3106 365.1 1.778 0.2711 364.9 1.766
–5 0.4458 369.5 1.822 0.3706 369.3 1.806 0.3169 369.2 1.793 0.2766 369.0 1.781
0 0.4544 373.6 1.837 0.3778 373.4 1.821 0.3231 373.2 1.808 0.2821 373.1 1.796
5 0.4631 377.7 1.852 0.3851 377.6 1.836 0.3294 377.4 1.823 0.2876 377.2 1.811
10 0.4717 381.9 1.867 0.3923 381.7 1.851 0.3356 381.6 1.838 0.2931 381.4 1.826
15 0.4803 386.1 1.882 0.3995 386.0 1.866 0.3418 385.8 1.853 0.2985 385.6 1.841
20 0.4889 390.4 1.896 0.4067 390.2 1.881 0.3480 390.1 1.867 0.3040 389.9 1.856
25 0.4975 394.7 1.911 0.4139 394.5 1.895 0.3542 394.4 1.882 0.3094 394.2 1.870
30 0.5060 399.0 1.925 0.4211 398.9 1.910 0.3603 398.7 1.896 0.3148 398.6 1.885
35 0.5146 403.4 1.940 0.4282 403.2 1.924 0.3665 403.1 1.911 0.3202 403.0 1.899
40 0.5232 407.8 1.954 0.4354 407.7 1.938 0.3727 407.5 1.925 0.3256 407.4 1.914
45 0.5317 412.3 1.968 0.4425 412.1 1.952 0.3788 412.0 1.939 0.3310 411.9 1.928
50 0.5402 416.8 1.982 0.4497 416.7 1.967 0.3849 416.5 1.953 0.3364 416.4 1.942
55 0.5488 421.3 1.996 0.4568 421.2 1.981 0.3911 421.1 1.967 0.3418 421.0 1.956
60 0.5573 425.9 2.010 0.4639 425.8 1.994 0.3972 425.7 1.981 0.3472 425.6 1.970
65 0.5658 430.6 2.024 0.4710 430.5 2.008 0.4033 430.3 1.995 0.3525 430.2 1.984
70 0.5743 435.3 2.038 0.4781 435.2 2.022 0.4094 435.1 2.009 0.3579 435.0 1.998
75 0.5828 439.9 2.051 0.4852 439.9 2.036 0.4155 439.8 2.022 0.3632 439.7 2.011
80 0.5913 444.7 2.065 0.4923 444.6 2.049 0.4216 444.5 2.036 0.3686 444.4 2.025
85 0.5998 449.5 2.078 0.4994 449.4 2.063 0.4277 449.3 2.050 0.3739 449.3 2.038
90 0.6083 454.4 2.092 0.5065 454.3 2.076 0.4338 454.2 2.063 0.3793 454.1 2.052

6
 Table 2 (continued)
R-507 Superheated Vapor—Constant Pressure Tables
Absolute Pressure (kPa)
Temp 90 (–49.5°C) 100 (–47.4°C) 101.325 (–47.1°C) 110 (–45.4°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–45 0.2049 337.1 1.643 0.1835 336.8 1.633 0.1810 336.8 1.632 0.1660 336.5 1.624
–40 0.2100 341.0 1.660 0.1882 340.7 1.650 0.1857 340.6 1.649 0.1704 340.4 1.641
–35 0.2152 344.8 1.676 0.1929 344.6 1.666 0.1903 344.5 1.665 0.1747 344.3 1.657
–30 0.2203 348.7 1.692 0.1975 348.5 1.683 0.1948 348.4 1.681 0.1789 348.2 1.674
–25 0.2253 352.7 1.708 0.2021 352.4 1.699 0.1994 352.4 1.697 0.1831 352.2 1.690
–20 0.2303 356.6 1.724 0.2067 356.4 1.715 0.2039 356.4 1.713 0.1873 356.2 1.706
–15 0.2353 360.6 1.740 0.2112 360.4 1.730 0.2084 360.4 1.729 0.1914 360.2 1.722
–10 0.2403 364.7 1.755 0.2157 364.5 1.746 0.2128 364.5 1.745 0.1956 364.3 1.737
–5 0.2453 368.8 1.771 0.2202 368.6 1.761 0.2172 368.5 1.760 0.1997 368.4 1.753
0 0.2502 372.9 1.786 0.2246 372.7 1.777 0.2216 372.7 1.775 0.2037 372.5 1.768
5 0.2551 377.0 1.801 0.2291 376.9 1.792 0.2260 376.8 1.790 0.2078 376.7 1.783
10 0.2600 381.2 1.816 0.2335 381.1 1.807 0.2304 381.1 1.805 0.2119 380.9 1.798
15 0.2648 385.5 1.831 0.2379 385.3 1.821 0.2347 385.3 1.820 0.2159 385.2 1.813
20 0.2697 389.8 1.845 0.2423 389.6 1.836 0.2391 389.6 1.835 0.2199 389.5 1.828
25 0.2746 394.1 1.860 0.2467 393.9 1.851 0.2434 393.9 1.850 0.2239 393.8 1.843
30 0.2794 398.4 1.875 0.2511 398.3 1.865 0.2477 398.3 1.864 0.2279 398.2 1.857
35 0.2842 402.9 1.889 0.2554 402.7 1.880 0.2520 402.7 1.879 0.2319 402.6 1.872
40 0.2890 407.3 1.903 0.2598 407.2 1.894 0.2563 407.2 1.893 0.2358 407.1 1.886
45 0.2939 411.8 1.918 0.2641 411.7 1.908 0.2606 411.7 1.907 0.2398 411.5 1.900
50 0.2987 416.3 1.932 0.2685 416.2 1.923 0.2649 416.2 1.921 0.2437 416.1 1.914
55 0.3034 420.9 1.946 0.2728 420.8 1.937 0.2692 420.8 1.935 0.2477 420.7 1.928
60 0.3082 425.5 1.960 0.2771 425.4 1.951 0.2734 425.4 1.949 0.2516 425.3 1.942
65 0.3130 430.1 1.974 0.2814 430.0 1.964 0.2777 430.0 1.963 0.2556 429.9 1.956
70 0.3178 434.9 1.988 0.2857 434.8 1.978 0.2820 434.8 1.977 0.2595 434.7 1.970
75 0.3226 439.6 2.001 0.2900 439.5 1.992 0.2862 439.5 1.991 0.2634 439.4 1.984
80 0.3273 444.3 2.015 0.2943 444.3 2.006 0.2904 444.2 2.004 0.2673 444.2 1.997
85 0.3321 449.2 2.028 0.2986 449.1 2.019 0.2947 449.1 2.018 0.2712 449.0 2.011
90 0.3368 454.0 2.042 0.3029 453.9 2.033 0.2989 453.9 2.031 0.2751 453.8 2.024
95 0.3416 458.9 2.055 0.3072 458.8 2.046 0.3031 458.8 2.045 0.2790 458.7 2.038
100 0.3463 463.8 2.068 0.3115 463.8 2.059 0.3074 463.8 2.058 0.2829 463.7 2.051

Absolute Pressure (kPa)

120 (–43.5°C) 130 (–41.8°C) 140 (–40.1°C) 150 (–38.6°C)
Temp
(°C) Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–40 0.1555 340.1 1.633 0.1429 339.7 1.625 0.1321 339.4 1.618 – – –
–35 0.1595 344.0 1.649 0.1466 343.7 1.642 0.1356 343.4 1.634 0.1260 343.1 1.628
–30 0.1634 347.9 1.666 0.1503 347.7 1.658 0.1390 347.4 1.651 0.1292 347.1 1.644
–25 0.1673 351.9 1.682 0.1539 351.7 1.674 0.1424 351.4 1.667 0.1324 351.2 1.661
–20 0.1712 355.9 1.698 0.1575 355.7 1.690 0.1458 355.5 1.684 0.1356 355.2 1.677
–15 0.1750 360.0 1.714 0.1611 359.8 1.706 0.1491 359.5 1.699 0.1388 359.3 1.693
–10 0.1788 364.1 1.729 0.1646 363.9 1.722 0.1524 363.6 1.715 0.1419 363.4 1.709
–5 0.1826 368.2 1.745 0.1681 368.0 1.738 0.1557 367.8 1.731 0.1450 367.6 1.724
0 0.1863 372.3 1.760 0.1716 372.1 1.753 0.1590 372.0 1.746 0.1480 371.8 1.740
5 0.1901 376.5 1.775 0.1751 376.3 1.768 0.1622 376.2 1.761 0.1511 376.0 1.755
10 0.1938 380.7 1.790 0.1785 380.6 1.783 0.1654 380.4 1.777 0.1541 380.2 1.770
15 0.1975 385.0 1.805 0.1820 384.9 1.798 0.1686 384.7 1.792 0.1571 384.5 1.785
20 0.2012 389.3 1.820 0.1854 389.2 1.813 0.1718 389.0 1.806 0.1601 388.9 1.800
25 0.2049 393.7 1.835 0.1888 393.5 1.828 0.1750 393.4 1.821 0.1631 393.2 1.815
30 0.2086 398.0 1.849 0.1922 397.9 1.842 0.1782 397.8 1.836 0.1661 397.6 1.830
35 0.2122 402.5 1.864 0.1956 402.3 1.857 0.1814 402.2 1.850 0.1690 402.1 1.844
40 0.2159 406.9 1.878 0.1990 406.8 1.871 0.1845 406.7 1.865 0.1720 406.5 1.859
45 0.2195 411.4 1.893 0.2024 411.3 1.886 0.1877 411.2 1.879 0.1749 411.1 1.873
50 0.2232 416.0 1.907 0.2057 415.9 1.900 0.1908 415.7 1.893 0.1778 415.6 1.887
55 0.2268 420.6 1.921 0.2091 420.4 1.914 0.1939 420.3 1.907 0.1808 420.2 1.901
60 0.2304 425.2 1.935 0.2124 425.1 1.928 0.1970 425.0 1.921 0.1837 424.9 1.915
65 0.2340 429.8 1.949 0.2158 429.7 1.942 0.2002 429.6 1.935 0.1866 429.5 1.929
70 0.2376 434.6 1.963 0.2192 434.5 1.956 0.2033 434.4 1.949 0.1895 434.3 1.943
75 0.2412 439.3 1.976 0.2225 439.2 1.969 0.2064 439.1 1.963 0.1924 439.0 1.957
80 0.2448 444.1 1.990 0.2258 444.0 1.983 0.2095 443.9 1.977 0.1953 443.8 1.971
85 0.2484 448.9 2.003 0.2291 448.8 1.997 0.2126 448.7 1.990 0.1982 448.6 1.984
90 0.2520 453.8 2.017 0.2324 453.7 2.010 0.2156 453.6 2.004 0.2011 453.5 1.998
95 0.2556 458.7 2.030 0.2357 458.6 2.023 0.2187 458.5 2.017 0.2040 458.4 2.011
100 0.2592 463.6 2.044 0.2391 463.5 2.037 0.2218 463.5 2.030 0.2069 463.4 2.024
105 – – – 0.2424 468.5 2.050 0.2249 468.4 2.044 0.2097 468.4 2.038

7
 Table 2 (continued)
R-507 Superheated Vapor—Constant Pressure Tables
Absolute Pressure (kPa)
Temp 160 (–37.1°C) 170 (–35.7°C) 180 (–34.4°C) 190 (–33.1°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–35 0.1176 342.8 1.621 0.1102 342.5 1.615 – – – – – –

–30 0.1207 346.8 1.638 0.1132 346.6 1.632 0.1064 346.3 1.626 0.1004 346.0 1.621
–25 0.1237 350.9 1.655 0.1160 350.6 1.649 0.1092 350.4 1.643 0.1031 350.1 1.638
–20 0.1267 355.0 1.671 0.1189 354.7 1.665 0.1119 354.5 1.660 0.1057 354.2 1.654
–15 0.1297 359.1 1.687 0.1217 358.9 1.681 0.1146 358.6 1.676 0.1082 358.4 1.671
–10 0.1326 363.2 1.703 0.1245 363.0 1.697 0.1172 362.8 1.692 0.1108 362.6 1.687
–5 0.1355 367.4 1.718 0.1272 367.2 1.713 0.1199 367.0 1.707 0.1133 366.8 1.702
0 0.1384 371.6 1.734 0.1300 371.4 1.728 0.1225 371.2 1.723 0.1157 371.0 1.718
5 0.1413 375.8 1.749 0.1327 375.6 1.744 0.1250 375.4 1.738 0.1182 375.3 1.733
10 0.1442 380.1 1.765 0.1354 379.9 1.759 0.1276 379.7 1.754 0.1206 379.6 1.749
15 0.1470 384.4 1.780 0.1381 384.2 1.774 0.1302 384.0 1.769 0.1231 383.9 1.764
20 0.1498 388.7 1.794 0.1408 388.6 1.789 0.1327 388.4 1.784 0.1255 388.2 1.779
25 0.1526 393.1 1.809 0.1434 392.9 1.804 0.1352 392.8 1.799 0.1279 392.6 1.794
30 0.1554 397.5 1.824 0.1460 397.4 1.819 0.1377 397.2 1.813 0.1303 397.1 1.809
35 0.1582 401.9 1.839 0.1487 401.8 1.833 0.1402 401.7 1.828 0.1326 401.5 1.823
40 0.1610 406.4 1.853 0.1513 406.3 1.848 0.1427 406.2 1.842 0.1350 406.0 1.838
45 0.1638 410.9 1.867 0.1539 410.8 1.862 0.1452 410.7 1.857 0.1373 410.6 1.852
50 0.1665 415.5 1.882 0.1565 415.4 1.876 0.1476 415.3 1.871 0.1397 415.2 1.866
55 0.1693 420.1 1.896 0.1591 420.0 1.890 0.1501 419.9 1.885 0.1420 419.8 1.880
60 0.1720 424.8 1.910 0.1617 424.6 1.904 0.1526 424.5 1.899 0.1444 424.4 1.895
65 0.1748 429.4 1.924 0.1643 429.3 1.918 0.1550 429.2 1.913 0.1467 429.1 1.909
70 0.1775 434.2 1.938 0.1669 434.1 1.932 0.1575 434.0 1.927 0.1490 433.9 1.923
75 0.1802 438.9 1.951 0.1694 438.8 1.946 0.1599 438.7 1.941 0.1513 438.6 1.936
80 0.1829 443.7 1.965 0.1720 443.6 1.960 0.1623 443.5 1.955 0.1536 443.4 1.950
85 0.1857 448.5 1.979 0.1746 448.5 1.973 0.1647 448.4 1.968 0.1559 448.3 1.964
90 0.1884 453.4 1.992 0.1771 453.3 1.987 0.1672 453.2 1.982 0.1582 453.2 1.977
95 0.1911 458.3 2.005 0.1797 458.3 2.000 0.1696 458.2 1.995 0.1605 458.1 1.991
100 0.1938 463.3 2.019 0.1822 463.2 2.014 0.1720 463.1 2.009 0.1628 463.0 2.004
105 0.1965 468.3 2.032 0.1848 468.2 2.027 0.1744 468.1 2.022 0.1651 468.1 2.017
110 0.1992 473.3 2.045 0.1873 473.2 2.040 0.1768 473.2 2.035 0.1674 473.1 2.030
115 0.2019 478.4 2.059 0.1899 478.3 2.053 0.1792 478.2 2.048 0.1697 478.2 2.044

Absolute Pressure (kPa)

Temp 200 (–31.8°C) 210 (–30.7°C) 220 (–29.5°C) 230 (–28.4°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–30 0.0950 345.7 1.616 0.0901 345.4 1.611 – – – – – –

–25 0.0976 349.8 1.633 0.0926 349.6 1.628 0.0880 349.3 1.623 0.0839 349.0 1.618
–20 0.1000 354.0 1.649 0.0950 353.7 1.644 0.0903 353.5 1.640 0.0861 353.2 1.635
–15 0.1025 358.2 1.666 0.0973 357.9 1.661 0.0926 357.7 1.656 0.0883 357.5 1.652
–10 0.1049 362.4 1.682 0.0996 362.1 1.677 0.0948 361.9 1.672 0.0904 361.7 1.668
–5 0.1073 366.6 1.698 0.1019 366.4 1.693 0.0970 366.2 1.688 0.0926 366.0 1.684
0 0.1097 370.8 1.713 0.1042 370.6 1.709 0.0992 370.4 1.704 0.0947 370.2 1.700
5 0.1120 375.1 1.729 0.1065 374.9 1.724 0.1014 374.7 1.720 0.0968 374.5 1.715
10 0.1144 379.4 1.744 0.1087 379.2 1.739 0.1035 379.0 1.735 0.0988 378.9 1.731
15 0.1167 383.7 1.759 0.1109 383.6 1.755 0.1057 383.4 1.750 0.1009 383.2 1.746
20 0.1190 388.1 1.774 0.1131 387.9 1.770 0.1078 387.8 1.765 0.1029 387.6 1.761
25 0.1213 392.5 1.789 0.1153 392.3 1.785 0.1099 392.2 1.780 0.1049 392.1 1.776
30 0.1235 396.9 1.804 0.1175 396.8 1.799 0.1119 396.7 1.795 0.1069 396.5 1.791
35 0.1258 401.4 1.819 0.1196 401.3 1.814 0.1140 401.1 1.810 0.1089 401.0 1.806
40 0.1281 405.9 1.833 0.1218 405.8 1.829 0.1161 405.7 1.824 0.1109 405.5 1.820
45 0.1303 410.5 1.847 0.1239 410.3 1.843 0.1181 410.2 1.839 0.1128 410.1 1.835
50 0.1325 415.0 1.862 0.1261 414.9 1.857 0.1202 414.8 1.853 0.1148 414.7 1.849
55 0.1348 419.7 1.876 0.1282 419.6 1.872 0.1222 419.4 1.867 0.1168 419.3 1.863
60 0.1370 424.3 1.890 0.1303 424.2 1.886 0.1242 424.1 1.882 0.1187 424.0 1.878
65 0.1392 429.0 1.904 0.1324 428.9 1.900 0.1263 428.8 1.896 0.1206 428.7 1.892
70 0.1414 433.8 1.918 0.1345 433.7 1.914 0.1283 433.6 1.910 0.1226 433.5 1.906
75 0.1436 438.5 1.932 0.1366 438.4 1.927 0.1303 438.3 1.923 0.1245 438.2 1.919
80 0.1458 443.3 1.945 0.1387 443.2 1.941 0.1323 443.2 1.937 0.1264 443.1 1.933
85 0.1480 448.2 1.959 0.1408 448.1 1.955 0.1343 448.0 1.951 0.1284 447.9 1.947
90 0.1502 453.1 1.973 0.1429 453.0 1.968 0.1363 452.9 1.964 0.1303 452.8 1.960
95 0.1524 458.0 1.986 0.1450 457.9 1.982 0.1383 457.8 1.978 0.1322 457.8 1.974
100 0.1546 463.0 1.999 0.1471 462.9 1.995 0.1403 462.8 1.991 0.1341 462.7 1.987
105 0.1567 468.0 2.013 0.1492 467.9 2.009 0.1423 467.8 2.004 0.1360 467.7 2.001
110 0.1589 473.0 2.026 0.1512 472.9 2.022 0.1443 472.9 2.018 0.1379 472.8 2.014
115 0.1611 478.1 2.039 0.1533 478.0 2.035 0.1462 477.9 2.031 0.1398 477.9 2.027
120 0.1632 483.2 2.052 0.1554 483.1 2.048 0.1482 483.1 2.044 0.1417 483.0 2.040

8
 Table 2 (continued)
R-507 Superheated Vapor—Constant Pressure Tables
Absolute Pressure (kPa)
Temp 240 (–27.3°C) 250 (–26.3°C) 260 (–25.3°C) 270 (–24.3°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–25 0.0801 348.8 1.614 0.0766 348.5 1.610 0.0733 348.2 1.606 – – –
–20 0.0822 353.0 1.631 0.0787 352.7 1.627 0.0754 352.5 1.623 0.0723 352.2 1.619
–15 0.0843 357.2 1.648 0.0807 357.0 1.643 0.0773 356.7 1.639 0.0742 356.5 1.636
–10 0.0864 361.5 1.664 0.0827 361.3 1.660 0.0793 361.0 1.656 0.0761 360.8 1.652
–5 0.0885 365.7 1.680 0.0847 365.5 1.676 0.0812 365.3 1.672 0.0780 365.1 1.668
0 0.0905 370.0 1.696 0.0867 369.8 1.692 0.0831 369.6 1.688 0.0798 369.4 1.684
5 0.0925 374.4 1.711 0.0886 374.2 1.708 0.0850 374.0 1.704 0.0816 373.8 1.700
10 0.0945 378.7 1.727 0.0905 378.5 1.723 0.0868 378.3 1.719 0.0834 378.2 1.716
15 0.0965 383.1 1.742 0.0924 382.9 1.738 0.0887 382.7 1.735 0.0852 382.6 1.731
20 0.0984 387.5 1.757 0.0943 387.3 1.754 0.0905 387.2 1.750 0.0870 387.0 1.746
25 0.1003 391.9 1.772 0.0962 391.8 1.769 0.0923 391.6 1.765 0.0887 391.5 1.761
30 0.1023 396.4 1.787 0.0980 396.2 1.783 0.0941 396.1 1.780 0.0905 395.9 1.776
35 0.1042 400.9 1.802 0.0999 400.7 1.798 0.0959 400.6 1.795 0.0922 400.5 1.791
40 0.1061 405.4 1.817 0.1017 405.3 1.813 0.0977 405.1 1.809 0.0939 405.0 1.806
45 0.1080 410.0 1.831 0.1035 409.8 1.827 0.0994 409.7 1.824 0.0956 409.6 1.820
50 0.1099 414.6 1.845 0.1053 414.5 1.842 0.1012 414.3 1.838 0.0973 414.2 1.835
55 0.1118 419.2 1.860 0.1072 419.1 1.856 0.1029 419.0 1.852 0.0990 418.9 1.849
60 0.1136 423.9 1.874 0.1090 423.8 1.870 0.1046 423.7 1.867 0.1006 423.6 1.863
65 0.1155 428.6 1.888 0.1107 428.5 1.884 0.1064 428.4 1.881 0.1023 428.3 1.877
70 0.1174 433.4 1.902 0.1125 433.3 1.898 0.1081 433.2 1.895 0.1040 433.1 1.891
75 0.1192 438.1 1.916 0.1143 438.0 1.912 0.1098 438.0 1.908 0.1056 437.9 1.905
80 0.1210 443.0 1.929 0.1161 442.9 1.926 0.1115 442.8 1.922 0.1073 442.7 1.919
85 0.1229 447.8 1.943 0.1179 447.7 1.939 0.1132 447.7 1.936 0.1089 447.6 1.933
90 0.1247 452.7 1.957 0.1196 452.6 1.953 0.1149 452.6 1.950 0.1106 452.5 1.946
95 0.1266 457.7 1.970 0.1214 457.6 1.967 0.1166 457.5 1.963 0.1122 457.4 1.960
100 0.1284 462.6 1.984 0.1232 462.6 1.980 0.1183 462.5 1.976 0.1139 462.4 1.973
105 0.1302 467.7 1.997 0.1249 467.6 1.993 0.1200 467.5 1.990 0.1155 467.4 1.987
110 0.1320 472.7 2.010 0.1267 472.6 2.007 0.1217 472.6 2.003 0.1171 472.5 2.000
115 0.1339 477.8 2.023 0.1284 477.7 2.020 0.1234 477.7 2.016 0.1188 477.6 2.013
120 0.1357 482.9 2.036 0.1302 482.9 2.033 0.1251 482.8 2.029 0.1204 482.7 2.026
125 0.1375 488.1 2.050 0.1319 488.0 2.046 0.1268 488.0 2.043 0.1220 487.9 2.039

Absolute Pressure (kPa)

Temp 280 (–23.4°C) 290 (–22.4°C) 300 (–21.5°C) 310 (–20.7°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–20 0.0695 351.9 1.615 0.0668 351.7 1.611 0.0644 351.4 1.608 0.0621 351.1 1.604
–15 0.0713 356.3 1.632 0.0687 356.0 1.628 0.0661 355.8 1.625 0.0638 355.5 1.621
–10 0.0732 360.6 1.648 0.0704 360.3 1.645 0.0679 360.1 1.641 0.0655 359.9 1.638
–5 0.0750 364.9 1.665 0.0722 364.7 1.661 0.0696 364.5 1.658 0.0672 364.3 1.654
0 0.0768 369.2 1.681 0.0739 369.0 1.677 0.0713 368.8 1.674 0.0688 368.6 1.670
5 0.0785 373.6 1.696 0.0757 373.4 1.693 0.0730 373.2 1.690 0.0704 373.0 1.686
10 0.0803 378.0 1.712 0.0773 377.8 1.709 0.0746 377.6 1.705 0.0720 377.5 1.702
15 0.0820 382.4 1.728 0.0790 382.2 1.724 0.0762 382.1 1.721 0.0736 381.9 1.718
20 0.0837 386.8 1.743 0.0807 386.7 1.739 0.0778 386.5 1.736 0.0752 386.4 1.733
25 0.0854 391.3 1.758 0.0823 391.2 1.755 0.0794 391.0 1.751 0.0767 390.8 1.748
30 0.0871 395.8 1.773 0.0839 395.7 1.770 0.0810 395.5 1.766 0.0783 395.4 1.763
35 0.0888 400.3 1.788 0.0856 400.2 1.784 0.0826 400.1 1.781 0.0798 399.9 1.778
40 0.0904 404.9 1.802 0.0872 404.8 1.799 0.0841 404.6 1.796 0.0813 404.5 1.793
45 0.0921 409.5 1.817 0.0888 409.4 1.814 0.0857 409.2 1.811 0.0828 409.1 1.808
50 0.0937 414.1 1.831 0.0903 414.0 1.828 0.0872 413.9 1.825 0.0843 413.7 1.822
55 0.0953 418.8 1.846 0.0919 418.6 1.842 0.0887 418.5 1.839 0.0858 418.4 1.836
60 0.0969 423.5 1.860 0.0935 423.3 1.857 0.0903 423.2 1.854 0.0873 423.1 1.851
65 0.0986 428.2 1.874 0.0951 428.1 1.871 0.0918 428.0 1.868 0.0887 427.9 1.865
70 0.1002 433.0 1.888 0.0966 432.9 1.885 0.0933 432.8 1.882 0.0902 432.7 1.879
75 0.1018 437.8 1.902 0.0982 437.7 1.899 0.0948 437.6 1.896 0.0916 437.5 1.893
80 0.1034 442.6 1.916 0.0997 442.5 1.912 0.0963 442.4 1.909 0.0931 442.3 1.907
85 0.1050 447.5 1.929 0.1012 447.4 1.926 0.0978 447.3 1.923 0.0945 447.2 1.920
90 0.1065 452.4 1.943 0.1028 452.3 1.940 0.0993 452.2 1.937 0.0960 452.1 1.934
95 0.1081 457.3 1.956 0.1043 457.3 1.953 0.1008 457.2 1.950 0.0974 457.1 1.947
100 0.1097 462.3 1.970 0.1058 462.2 1.967 0.1022 462.2 1.964 0.0989 462.1 1.961
105 0.1113 467.3 1.983 0.1074 467.3 1.980 0.1037 467.2 1.977 0.1003 467.1 1.974
110 0.1129 472.4 1.997 0.1089 472.3 1.994 0.1052 472.3 1.991 0.1017 472.2 1.988
115 0.1144 477.5 2.010 0.1104 477.4 2.007 0.1067 477.4 2.004 0.1031 477.3 2.001
120 0.1160 482.6 2.023 0.1119 482.6 2.020 0.1081 482.5 2.017 0.1046 482.4 2.014
125 0.1176 487.8 2.036 0.1134 487.7 2.033 0.1096 487.7 2.030 0.1060 487.6 2.027
130 0.1191 493.0 2.049 0.1150 493.0 2.046 0.1111 492.9 2.043 0.1074 492.8 2.040

9
 Table 2 (continued)
R-507 Superheated Vapor—Constant Pressure Tables

Absolute Pressure (kPa)

Temp 320 (–19.8°C) 330 (–19.0°C) 340 (–18.2°C) 350 (–17.4°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–15 0.0616 355.3 1.618 0.0595 355.0 1.614 0.0576 354.8 1.611 0.0557 354.5 1.608
–10 0.0632 359.6 1.634 0.0611 359.4 1.631 0.0591 359.2 1.628 0.0573 358.9 1.625
–5 0.0649 364.0 1.651 0.0627 363.8 1.648 0.0607 363.6 1.645 0.0588 363.4 1.642
0 0.0665 368.4 1.667 0.0643 368.2 1.664 0.0622 368.0 1.661 0.0603 367.8 1.658
5 0.0681 372.8 1.683 0.0658 372.7 1.680 0.0637 372.5 1.677 0.0618 372.3 1.674
10 0.0696 377.3 1.699 0.0674 377.1 1.696 0.0652 376.9 1.693 0.0632 376.7 1.690
15 0.0712 381.7 1.715 0.0689 381.6 1.712 0.0667 381.4 1.709 0.0646 381.2 1.706
20 0.0727 386.2 1.730 0.0703 386.0 1.727 0.0681 385.9 1.724 0.0661 385.7 1.721
25 0.0742 390.7 1.745 0.0718 390.5 1.742 0.0696 390.4 1.739 0.0675 390.2 1.737
30 0.0757 395.2 1.760 0.0733 395.1 1.757 0.0710 394.9 1.754 0.0688 394.8 1.752
35 0.0772 399.8 1.775 0.0747 399.6 1.772 0.0724 399.5 1.769 0.0702 399.4 1.767
40 0.0786 404.4 1.790 0.0761 404.2 1.787 0.0738 404.1 1.784 0.0716 404.0 1.781
45 0.0801 409.0 1.805 0.0776 408.9 1.802 0.0752 408.7 1.799 0.0729 408.6 1.796
50 0.0815 413.6 1.819 0.0790 413.5 1.816 0.0765 413.4 1.813 0.0743 413.3 1.811
55 0.0830 418.3 1.833 0.0804 418.2 1.831 0.0779 418.1 1.828 0.0756 418.0 1.825
60 0.0844 423.0 1.848 0.0818 422.9 1.845 0.0793 422.8 1.842 0.0769 422.7 1.839
65 0.0859 427.8 1.862 0.0832 427.7 1.859 0.0806 427.6 1.856 0.0782 427.5 1.854
70 0.0873 432.6 1.876 0.0845 432.5 1.873 0.0820 432.4 1.870 0.0795 432.3 1.868
75 0.0887 437.4 1.890 0.0859 437.3 1.887 0.0833 437.2 1.884 0.0808 437.1 1.882
80 0.0901 442.2 1.904 0.0873 442.1 1.901 0.0846 442.0 1.898 0.0821 441.9 1.896
85 0.0915 447.1 1.917 0.0887 447.0 1.915 0.0860 446.9 1.912 0.0834 446.8 1.909
90 0.0929 452.0 1.931 0.0900 452.0 1.928 0.0873 451.9 1.926 0.0847 451.8 1.923
95 0.0943 457.0 1.945 0.0914 456.9 1.942 0.0886 456.8 1.939 0.0860 456.7 1.937
100 0.0957 462.0 1.958 0.0927 461.9 1.955 0.0899 461.8 1.953 0.0873 461.8 1.950
105 0.0971 467.0 1.972 0.0941 467.0 1.969 0.0912 466.9 1.966 0.0886 466.8 1.964
110 0.0985 472.1 1.985 0.0954 472.0 1.982 0.0926 472.0 1.979 0.0898 471.9 1.977
115 0.0999 477.2 1.998 0.0968 477.1 1.995 0.0939 477.1 1.993 0.0911 477.0 1.990
120 0.1012 482.4 2.011 0.0981 482.3 2.009 0.0952 482.2 2.006 0.0924 482.1 2.003
125 0.1026 487.5 2.024 0.0994 487.5 2.022 0.0965 487.4 2.019 0.0937 487.3 2.016
130 0.1040 492.8 2.037 0.1008 492.7 2.035 0.0978 492.6 2.032 0.0949 492.5 2.029
135 0.1054 498.0 2.050 0.1021 497.9 2.048 0.0991 497.9 2.045 0.0962 497.8 2.042

Absolute Pressure (kPa)

Temp 360 (–16.6°C) 370 (–15.8°C) 380 (–15.1°C) 390 (–14.3°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–15 0.0540 354.2 1.605 0.0523 354.0 1.602 0.0508 353.7 1.599 – – –
–10 0.0555 358.7 1.622 0.0538 358.5 1.619 0.0522 358.2 1.616 0.0507 358.0 1.613
–5 0.0570 363.1 1.639 0.0553 362.9 1.636 0.0537 362.7 1.633 0.0521 362.5 1.630
0 0.0585 367.6 1.655 0.0567 367.4 1.652 0.0551 367.2 1.649 0.0535 367.0 1.647
5 0.0599 372.1 1.671 0.0581 371.9 1.668 0.0565 371.7 1.666 0.0549 371.5 1.663
10 0.0613 376.5 1.687 0.0595 376.4 1.684 0.0578 376.2 1.682 0.0562 376.0 1.679
15 0.0627 381.0 1.703 0.0609 380.9 1.700 0.0592 380.7 1.698 0.0575 380.5 1.695
20 0.0641 385.5 1.718 0.0622 385.4 1.716 0.0605 385.2 1.713 0.0588 385.1 1.711
25 0.0655 390.1 1.734 0.0636 389.9 1.731 0.0618 389.8 1.729 0.0601 389.6 1.726
30 0.0668 394.6 1.749 0.0649 394.5 1.746 0.0631 394.3 1.744 0.0614 394.2 1.741
35 0.0682 399.2 1.764 0.0662 399.1 1.761 0.0644 398.9 1.759 0.0626 398.8 1.756
40 0.0695 403.8 1.779 0.0675 403.7 1.776 0.0656 403.6 1.774 0.0638 403.4 1.771
45 0.0708 408.5 1.794 0.0688 408.3 1.791 0.0669 408.2 1.788 0.0651 408.1 1.786
50 0.0721 413.1 1.808 0.0701 413.0 1.805 0.0681 412.9 1.803 0.0663 412.8 1.801
55 0.0734 417.8 1.823 0.0713 417.7 1.820 0.0694 417.6 1.817 0.0675 417.5 1.815
60 0.0747 422.6 1.837 0.0726 422.5 1.834 0.0706 422.4 1.832 0.0687 422.2 1.829
65 0.0760 427.3 1.851 0.0738 427.2 1.848 0.0718 427.1 1.846 0.0699 427.0 1.844
70 0.0772 432.2 1.865 0.0751 432.1 1.863 0.0730 432.0 1.860 0.0711 431.9 1.858
75 0.0785 437.0 1.879 0.0763 436.9 1.877 0.0742 436.8 1.874 0.0723 436.7 1.872
80 0.0798 441.8 1.893 0.0776 441.8 1.890 0.0754 441.7 1.888 0.0734 441.6 1.886
85 0.0810 446.7 1.907 0.0788 446.7 1.904 0.0766 446.6 1.902 0.0746 446.5 1.899
90 0.0823 451.7 1.920 0.0800 451.6 1.918 0.0778 451.5 1.916 0.0758 451.4 1.913
95 0.0836 456.7 1.934 0.0812 456.6 1.932 0.0790 456.5 1.929 0.0769 456.4 1.927
100 0.0848 461.7 1.948 0.0824 461.6 1.945 0.0802 461.5 1.943 0.0781 461.4 1.940
105 0.0860 466.7 1.961 0.0837 466.6 1.959 0.0814 466.6 1.956 0.0793 466.5 1.954
110 0.0873 471.8 1.974 0.0849 471.7 1.972 0.0826 471.6 1.970 0.0804 471.6 1.967
115 0.0885 476.9 1.988 0.0861 476.8 1.985 0.0838 476.8 1.983 0.0815 476.7 1.980
120 0.0898 482.1 2.001 0.0873 482.0 1.998 0.0849 481.9 1.996 0.0827 481.9 1.994
125 0.0910 487.3 2.014 0.0885 487.2 2.012 0.0861 487.1 2.009 0.0838 487.0 2.007
130 0.0922 492.5 2.027 0.0897 492.4 2.025 0.0873 492.3 2.022 0.0850 492.3 2.020
135 0.0934 497.7 2.040 0.0909 497.7 2.038 0.0884 497.6 2.035 0.0861 497.5 2.033

10
 Table 2 (continued)
R-507 Superheated Vapor—Constant Pressure Tables

Absolute Pressure (kPa)

Temp 400 (–13.6°C) 425 (–11.9°C) 450 (–10.2°C) 475 (–8.6°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–10 0.0493 357.7 1.610 0.0460 357.1 1.603 0.0430 356.5 1.597 – – –
–5 0.0507 362.2 1.627 0.0473 361.7 1.620 0.0443 361.1 1.614 0.0417 360.5 1.608
0 0.0520 366.8 1.644 0.0486 366.2 1.637 0.0456 365.7 1.631 0.0429 365.1 1.625
5 0.0534 371.3 1.660 0.0499 370.8 1.654 0.0468 370.3 1.648 0.0440 369.7 1.642
10 0.0547 375.8 1.676 0.0511 375.3 1.670 0.0480 374.9 1.664 0.0452 374.4 1.658
15 0.0560 380.3 1.692 0.0524 379.9 1.686 0.0492 379.4 1.680 0.0463 379.0 1.674
20 0.0572 384.9 1.708 0.0536 384.5 1.702 0.0503 384.1 1.696 0.0474 383.6 1.690
25 0.0585 389.5 1.723 0.0548 389.1 1.717 0.0515 388.7 1.712 0.0485 388.3 1.706
30 0.0597 394.0 1.739 0.0559 393.7 1.733 0.0526 393.3 1.727 0.0496 392.9 1.722
35 0.0609 398.7 1.754 0.0571 398.3 1.748 0.0537 398.0 1.742 0.0507 397.6 1.737
40 0.0621 403.3 1.769 0.0583 403.0 1.763 0.0548 402.6 1.757 0.0517 402.3 1.752
45 0.0633 408.0 1.783 0.0594 407.6 1.778 0.0559 407.3 1.772 0.0528 407.0 1.767
50 0.0645 412.7 1.798 0.0605 412.4 1.792 0.0570 412.0 1.787 0.0538 411.7 1.782
55 0.0657 417.4 1.813 0.0617 417.1 1.807 0.0580 416.8 1.801 0.0548 416.5 1.796
60 0.0669 422.1 1.827 0.0628 421.9 1.821 0.0591 421.6 1.816 0.0558 421.3 1.811
65 0.0681 426.9 1.841 0.0639 426.6 1.836 0.0602 426.4 1.830 0.0568 426.1 1.825
70 0.0692 431.8 1.855 0.0650 431.5 1.850 0.0612 431.3 1.845 0.0578 431.0 1.839
75 0.0704 436.6 1.869 0.0661 436.3 1.864 0.0622 436.1 1.859 0.0588 435.8 1.853
80 0.0715 441.5 1.883 0.0672 441.2 1.878 0.0633 441.0 1.872 0.0598 440.8 1.867
85 0.0727 446.4 1.897 0.0682 446.2 1.892 0.0643 445.9 1.886 0.0608 445.7 1.881
90 0.0738 451.3 1.911 0.0693 451.1 1.905 0.0653 450.9 1.900 0.0618 450.7 1.895
95 0.0750 456.3 1.925 0.0704 456.1 1.919 0.0663 455.9 1.914 0.0627 455.7 1.909
100 0.0761 461.3 1.938 0.0715 461.1 1.933 0.0674 460.9 1.927 0.0637 460.7 1.922
105 0.0772 466.4 1.952 0.0725 466.2 1.946 0.0684 466.0 1.941 0.0647 465.8 1.936
110 0.0783 471.5 1.965 0.0736 471.3 1.959 0.0694 471.1 1.954 0.0656 470.9 1.949
115 0.0795 476.6 1.978 0.0747 476.4 1.973 0.0704 476.2 1.968 0.0666 476.1 1.963
120 0.0806 481.8 1.991 0.0757 481.6 1.986 0.0714 481.4 1.981 0.0675 481.2 1.976
125 0.0817 487.0 2.005 0.0768 486.8 1.999 0.0724 486.6 1.994 0.0685 486.4 1.989
130 0.0828 492.2 2.018 0.0778 492.0 2.012 0.0734 491.9 2.007 0.0694 491.7 2.002
135 0.0839 497.5 2.031 0.0789 497.3 2.025 0.0744 497.1 2.020 0.0704 497.0 2.015
140 0.0850 502.8 2.044 0.0799 502.6 2.038 0.0754 502.5 2.033 0.0713 502.3 2.028

Absolute Pressure (kPa)

Temp 500 (–7.1°C) 525 (–5.6°C) 550 (–4.2°C) 575 (–2.8°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

–5 0.0392 359.9 1.602 0.0371 359.2 1.596 – – – – – –

0 0.0404 364.6 1.619 0.0382 364.0 1.613 0.0362 363.4 1.608 0.0343 362.8 1.602
5 0.0416 369.2 1.636 0.0393 368.7 1.630 0.0372 368.2 1.625 0.0354 367.6 1.620
10 0.0427 373.9 1.653 0.0404 373.4 1.647 0.0383 372.9 1.642 0.0364 372.4 1.637
15 0.0438 378.5 1.669 0.0414 378.1 1.664 0.0393 377.6 1.658 0.0374 377.1 1.654
20 0.0448 383.2 1.685 0.0425 382.8 1.680 0.0403 382.3 1.675 0.0383 381.9 1.670
25 0.0459 387.9 1.701 0.0435 387.5 1.696 0.0413 387.0 1.691 0.0393 386.6 1.686
30 0.0469 392.5 1.716 0.0445 392.2 1.711 0.0422 391.8 1.706 0.0402 391.4 1.702
35 0.0479 397.2 1.732 0.0455 396.9 1.727 0.0432 396.5 1.722 0.0411 396.1 1.717
40 0.0489 401.9 1.747 0.0464 401.6 1.742 0.0441 401.2 1.737 0.0420 400.9 1.733
45 0.0499 406.7 1.762 0.0474 406.3 1.757 0.0451 406.0 1.752 0.0429 405.7 1.748
50 0.0509 411.4 1.777 0.0483 411.1 1.772 0.0460 410.8 1.767 0.0438 410.5 1.763
55 0.0519 416.2 1.791 0.0493 415.9 1.787 0.0469 415.6 1.782 0.0447 415.3 1.778
60 0.0529 421.0 1.806 0.0502 420.7 1.801 0.0478 420.4 1.797 0.0455 420.1 1.792
65 0.0538 425.8 1.820 0.0511 425.6 1.816 0.0486 425.3 1.811 0.0464 425.0 1.807
70 0.0548 430.7 1.835 0.0520 430.5 1.830 0.0495 430.2 1.826 0.0472 429.9 1.821
75 0.0557 435.6 1.849 0.0529 435.3 1.844 0.0504 435.1 1.840 0.0481 434.8 1.835
80 0.0567 440.5 1.863 0.0538 440.3 1.858 0.0513 440.0 1.854 0.0489 439.8 1.849
85 0.0576 445.5 1.877 0.0547 445.2 1.872 0.0521 445.0 1.868 0.0497 444.8 1.863
90 0.0585 450.4 1.890 0.0556 450.2 1.886 0.0530 450.0 1.882 0.0506 449.8 1.877
95 0.0595 455.5 1.904 0.0565 455.3 1.900 0.0538 455.0 1.895 0.0514 454.8 1.891
100 0.0604 460.5 1.918 0.0574 460.3 1.913 0.0547 460.1 1.909 0.0522 459.9 1.905
105 0.0613 465.6 1.931 0.0583 465.4 1.927 0.0555 465.2 1.923 0.0530 465.0 1.918
110 0.0622 470.7 1.945 0.0591 470.5 1.940 0.0564 470.3 1.936 0.0538 470.1 1.932
115 0.0631 475.9 1.958 0.0600 475.7 1.954 0.0572 475.5 1.949 0.0546 475.3 1.945
120 0.0640 481.1 1.971 0.0609 480.9 1.967 0.0580 480.7 1.963 0.0554 480.5 1.959
125 0.0649 486.3 1.985 0.0618 486.1 1.980 0.0589 485.9 1.976 0.0562 485.7 1.972
130 0.0658 491.5 1.998 0.0626 491.4 1.993 0.0597 491.2 1.989 0.0570 491.0 1.985
135 0.0667 496.8 2.011 0.0635 496.6 2.006 0.0605 496.5 2.002 0.0578 496.3 1.998
140 0.0676 502.1 2.024 0.0643 502.0 2.019 0.0613 501.8 2.015 0.0586 501.7 2.011
145 0.0685 507.5 2.037 0.0652 507.3 2.032 0.0621 507.2 2.028 0.0594 507.0 2.024

11
 Table 2 (continued)
R-507 Superheated Vapor—Constant Pressure Tables

Absolute Pressure (kPa)

Temp 600 (–1.5°C) 625 (–0.2°C) 650 (1.1°C) 675 (2.3°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

0 0.0326 362.2 1.597 0.0310 361.6 1.592 – – – – – –

5 0.0336 367.1 1.615 0.0320 366.5 1.610 0.0306 365.9 1.605 0.0292 365.3 1.600
10 0.0346 371.9 1.632 0.0330 371.3 1.627 0.0315 370.8 1.622 0.0301 370.3 1.618
15 0.0356 376.7 1.649 0.0340 376.2 1.644 0.0324 375.7 1.639 0.0310 375.2 1.635
20 0.0365 381.4 1.665 0.0349 381.0 1.661 0.0333 380.5 1.656 0.0319 380.1 1.652
25 0.0375 386.2 1.681 0.0358 385.8 1.677 0.0342 385.3 1.672 0.0328 384.9 1.668
30 0.0384 391.0 1.697 0.0366 390.6 1.693 0.0351 390.2 1.688 0.0336 389.8 1.684
35 0.0392 395.8 1.713 0.0375 395.4 1.708 0.0359 395.0 1.704 0.0344 394.6 1.700
40 0.0401 400.5 1.728 0.0384 400.2 1.724 0.0367 399.8 1.720 0.0352 399.5 1.716
45 0.0410 405.3 1.743 0.0392 405.0 1.739 0.0375 404.7 1.735 0.0360 404.3 1.731
50 0.0418 410.2 1.758 0.0400 409.8 1.754 0.0383 409.5 1.750 0.0368 409.2 1.746
55 0.0427 415.0 1.773 0.0408 414.7 1.769 0.0391 414.4 1.765 0.0375 414.1 1.761
60 0.0435 419.9 1.788 0.0416 419.6 1.784 0.0399 419.3 1.780 0.0383 419.0 1.776
65 0.0443 424.7 1.803 0.0424 424.5 1.798 0.0407 424.2 1.795 0.0390 423.9 1.791
70 0.0451 429.7 1.817 0.0432 429.4 1.813 0.0414 429.2 1.809 0.0398 428.9 1.806
75 0.0460 434.6 1.831 0.0440 434.3 1.827 0.0422 434.1 1.823 0.0405 433.8 1.820
80 0.0468 439.5 1.845 0.0448 439.3 1.841 0.0429 439.1 1.838 0.0412 438.8 1.834
85 0.0476 444.5 1.859 0.0455 444.3 1.855 0.0437 444.1 1.852 0.0420 443.8 1.848
90 0.0483 449.6 1.873 0.0463 449.3 1.869 0.0444 449.1 1.866 0.0427 448.9 1.862
95 0.0491 454.6 1.887 0.0471 454.4 1.883 0.0452 454.2 1.880 0.0434 453.9 1.876
100 0.0499 459.7 1.901 0.0478 459.5 1.897 0.0459 459.3 1.893 0.0441 459.0 1.890
105 0.0507 464.8 1.914 0.0486 464.6 1.911 0.0466 464.4 1.907 0.0448 464.2 1.903
110 0.0515 469.9 1.928 0.0493 469.7 1.924 0.0473 469.5 1.920 0.0455 469.3 1.917
115 0.0522 475.1 1.941 0.0501 474.9 1.938 0.0481 474.7 1.934 0.0462 474.5 1.930
120 0.0530 480.3 1.955 0.0508 480.1 1.951 0.0488 480.0 1.947 0.0469 479.8 1.944
125 0.0538 485.6 1.968 0.0515 485.4 1.964 0.0495 485.2 1.961 0.0476 485.0 1.957
130 0.0545 490.8 1.981 0.0523 490.7 1.977 0.0502 490.5 1.974 0.0483 490.3 1.970
135 0.0553 496.1 1.994 0.0530 496.0 1.990 0.0509 495.8 1.987 0.0489 495.6 1.983
140 0.0561 501.5 2.007 0.0537 501.3 2.003 0.0516 501.2 2.000 0.0496 501.0 1.996
145 0.0568 506.9 2.020 0.0545 506.7 2.016 0.0523 506.6 2.013 0.0503 506.4 2.009
150 0.0576 512.3 2.033 0.0552 512.1 2.029 0.0530 512.0 2.026 0.0510 511.8 2.022

Absolute Pressure (kPa)

Temp 700 (3.5°C) 725 (4.6°C) 750 (5.7°C) 775 (6.8°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

5 0.0279 364.7 1.595 0.0267 364.1 1.591 – – – – – –

10 0.0288 369.7 1.613 0.0276 369.2 1.609 0.0265 368.6 1.604 0.0255 368.0 1.600
15 0.0297 374.7 1.631 0.0285 374.2 1.626 0.0274 373.6 1.622 0.0263 373.1 1.618
20 0.0306 379.6 1.647 0.0293 379.1 1.643 0.0282 378.6 1.639 0.0271 378.1 1.635
25 0.0314 384.5 1.664 0.0302 384.0 1.660 0.0290 383.6 1.656 0.0279 383.1 1.652
30 0.0322 389.4 1.680 0.0310 388.9 1.676 0.0298 388.5 1.672 0.0287 388.1 1.669
35 0.0330 394.2 1.696 0.0317 393.8 1.692 0.0305 393.4 1.688 0.0294 393.0 1.685
40 0.0338 399.1 1.712 0.0325 398.7 1.708 0.0313 398.4 1.704 0.0301 398.0 1.701
45 0.0346 404.0 1.727 0.0332 403.6 1.724 0.0320 403.3 1.720 0.0308 402.9 1.716
50 0.0353 408.9 1.743 0.0340 408.5 1.739 0.0327 408.2 1.735 0.0315 407.9 1.732
55 0.0361 413.8 1.758 0.0347 413.5 1.754 0.0334 413.1 1.750 0.0322 412.8 1.747
60 0.0368 418.7 1.772 0.0354 418.4 1.769 0.0341 418.1 1.765 0.0329 417.8 1.762
65 0.0375 423.6 1.787 0.0361 423.3 1.784 0.0348 423.0 1.780 0.0336 422.8 1.777
70 0.0382 428.6 1.802 0.0368 428.3 1.799 0.0355 428.0 1.795 0.0342 427.8 1.792
75 0.0390 433.6 1.816 0.0375 433.3 1.813 0.0362 433.0 1.809 0.0349 432.8 1.806
80 0.0397 438.6 1.830 0.0382 438.3 1.827 0.0368 438.1 1.824 0.0356 437.8 1.820
85 0.0404 443.6 1.845 0.0389 443.3 1.841 0.0375 443.1 1.838 0.0362 442.9 1.835
90 0.0411 448.6 1.859 0.0396 448.4 1.855 0.0381 448.2 1.852 0.0368 448.0 1.849
95 0.0418 453.7 1.872 0.0402 453.5 1.869 0.0388 453.3 1.866 0.0375 453.1 1.863
100 0.0424 458.8 1.886 0.0409 458.6 1.883 0.0394 458.4 1.880 0.0381 458.2 1.876
105 0.0431 464.0 1.900 0.0415 463.8 1.897 0.0401 463.6 1.893 0.0387 463.4 1.890
110 0.0438 469.2 1.914 0.0422 469.0 1.910 0.0407 468.8 1.907 0.0393 468.6 1.904
115 0.0445 474.4 1.927 0.0429 474.2 1.924 0.0414 474.0 1.920 0.0399 473.8 1.917
120 0.0451 479.6 1.940 0.0435 479.4 1.937 0.0420 479.2 1.934 0.0406 479.0 1.931
125 0.0458 484.9 1.954 0.0442 484.7 1.950 0.0426 484.5 1.947 0.0412 484.3 1.944
130 0.0465 490.2 1.967 0.0448 490.0 1.964 0.0432 489.8 1.961 0.0418 489.6 1.957
135 0.0471 495.5 1.980 0.0454 495.3 1.977 0.0439 495.1 1.974 0.0424 495.0 1.971
140 0.0478 500.8 1.993 0.0461 500.7 1.990 0.0445 500.5 1.987 0.0430 500.4 1.984
145 0.0484 506.2 2.006 0.0467 506.1 2.003 0.0451 505.9 2.000 0.0436 505.8 1.997
150 0.0491 511.7 2.019 0.0473 511.5 2.016 0.0457 511.4 2.013 0.0442 511.2 2.010
155 0.0497 517.1 2.032 0.0480 517.0 2.029 0.0463 516.8 2.026 0.0448 516.7 2.023

12
 Table 2 (continued)
R-507 Superheated Vapor—Constant Pressure Tables

Absolute Pressure (kPa)

Temp 800 (7.9°C) 850 (10.0°C) 900 (12.0°C) 950 (13.9°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

10 0.0245 367.4 1.596 0.0226 366.2 1.587 – – – – – –

15 0.0253 372.6 1.614 0.0234 371.5 1.606 0.0218 370.3 1.598 0.0203 369.2 1.590
20 0.0261 377.6 1.631 0.0242 376.6 1.623 0.0226 375.6 1.616 0.0211 374.5 1.609
25 0.0269 382.7 1.648 0.0250 381.7 1.641 0.0233 380.8 1.633 0.0218 379.8 1.626
30 0.0276 387.7 1.665 0.0257 386.8 1.658 0.0240 385.9 1.650 0.0225 385.0 1.644
35 0.0283 392.6 1.681 0.0264 391.8 1.674 0.0247 391.0 1.667 0.0231 390.1 1.661
40 0.0291 397.6 1.697 0.0271 396.8 1.690 0.0253 396.1 1.683 0.0238 395.3 1.677
45 0.0298 402.6 1.713 0.0278 401.8 1.706 0.0260 401.1 1.699 0.0244 400.4 1.693
50 0.0304 407.5 1.728 0.0284 406.9 1.722 0.0266 406.2 1.715 0.0250 405.5 1.709
55 0.0311 412.5 1.744 0.0291 411.9 1.737 0.0273 411.2 1.731 0.0256 410.5 1.725
60 0.0318 417.5 1.759 0.0297 416.9 1.752 0.0279 416.3 1.746 0.0262 415.6 1.740
65 0.0324 422.5 1.773 0.0303 421.9 1.767 0.0285 421.3 1.761 0.0268 420.7 1.755
70 0.0331 427.5 1.788 0.0309 427.0 1.782 0.0290 426.4 1.776 0.0273 425.8 1.770
75 0.0337 432.5 1.803 0.0316 432.0 1.796 0.0296 431.4 1.791 0.0279 430.9 1.785
80 0.0344 437.6 1.817 0.0322 437.0 1.811 0.0302 436.5 1.805 0.0285 436.0 1.799
85 0.0350 442.6 1.831 0.0328 442.1 1.825 0.0308 441.7 1.819 0.0290 441.2 1.814
90 0.0356 447.7 1.845 0.0333 447.3 1.839 0.0313 446.8 1.834 0.0296 446.3 1.828
95 0.0362 452.8 1.859 0.0339 452.4 1.854 0.0319 451.9 1.848 0.0301 451.5 1.842
100 0.0368 458.0 1.873 0.0345 457.6 1.867 0.0325 457.1 1.862 0.0306 456.7 1.856
105 0.0374 463.2 1.887 0.0351 462.7 1.881 0.0330 462.3 1.876 0.0311 461.9 1.870
110 0.0380 468.4 1.901 0.0357 468.0 1.895 0.0336 467.6 1.889 0.0317 467.1 1.884
115 0.0386 473.6 1.914 0.0362 473.2 1.909 0.0341 472.8 1.903 0.0322 472.4 1.898
120 0.0392 478.8 1.928 0.0368 478.5 1.922 0.0346 478.1 1.917 0.0327 477.7 1.911
125 0.0398 484.1 1.941 0.0374 483.8 1.935 0.0352 483.4 1.930 0.0332 483.0 1.925
130 0.0404 489.5 1.954 0.0379 489.1 1.949 0.0357 488.8 1.943 0.0337 488.4 1.938
135 0.0410 494.8 1.968 0.0385 494.5 1.962 0.0362 494.1 1.957 0.0342 493.8 1.951
140 0.0416 500.2 1.981 0.0390 499.9 1.975 0.0368 499.5 1.970 0.0347 499.2 1.965
145 0.0422 505.6 1.994 0.0396 505.3 1.988 0.0373 505.0 1.983 0.0352 504.6 1.978
150 0.0427 511.0 2.007 0.0401 510.7 2.001 0.0378 510.4 1.996 0.0357 510.1 1.991
155 0.0433 516.5 2.020 0.0407 516.2 2.014 0.0383 515.9 2.009 0.0362 515.6 2.004
160 0.0439 522.0 2.032 0.0412 521.7 2.027 0.0388 521.4 2.022 0.0367 521.2 2.016

Absolute Pressure (kPa)

Temp 1000 (15.7°C) 1100 (19.1°C) 1200 (22.4°C) 1300 (25.4°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

20 0.0197 373.4 1.601 0.0173 371.1 1.587 – – – – – –

25 0.0204 378.8 1.619 0.0180 376.6 1.606 0.0160 374.4 1.592 – – –
30 0.0211 384.1 1.637 0.0187 382.1 1.624 0.0167 380.0 1.611 0.0149 377.8 1.599
35 0.0217 389.3 1.654 0.0193 387.5 1.642 0.0173 385.6 1.630 0.0155 383.6 1.618
40 0.0224 394.5 1.671 0.0199 392.8 1.659 0.0179 391.1 1.647 0.0161 389.2 1.636
45 0.0230 399.6 1.687 0.0205 398.1 1.675 0.0184 396.5 1.664 0.0166 394.8 1.653
50 0.0236 404.8 1.703 0.0211 403.3 1.692 0.0190 401.8 1.681 0.0172 400.2 1.670
55 0.0242 409.9 1.719 0.0216 408.5 1.708 0.0195 407.1 1.697 0.0177 405.6 1.687
60 0.0247 415.0 1.734 0.0221 413.7 1.723 0.0200 412.4 1.713 0.0182 411.0 1.703
65 0.0253 420.1 1.750 0.0227 418.9 1.739 0.0205 417.6 1.729 0.0186 416.3 1.719
70 0.0258 425.3 1.765 0.0232 424.1 1.754 0.0210 422.9 1.744 0.0191 421.7 1.735
75 0.0264 430.4 1.779 0.0237 429.3 1.769 0.0214 428.1 1.759 0.0195 427.0 1.750
80 0.0269 435.5 1.794 0.0242 434.5 1.784 0.0219 433.4 1.774 0.0200 432.3 1.765
85 0.0274 440.7 1.809 0.0247 439.7 1.799 0.0224 438.6 1.789 0.0204 437.6 1.780
90 0.0279 445.8 1.823 0.0252 444.9 1.813 0.0228 443.9 1.804 0.0209 442.9 1.795
95 0.0285 451.0 1.837 0.0256 450.1 1.827 0.0233 449.2 1.818 0.0213 448.2 1.810
100 0.0290 456.2 1.851 0.0261 455.4 1.841 0.0237 454.5 1.832 0.0217 453.6 1.824
105 0.0295 461.5 1.865 0.0266 460.6 1.856 0.0242 459.8 1.847 0.0221 458.9 1.838
110 0.0300 466.7 1.879 0.0270 465.9 1.869 0.0246 465.1 1.861 0.0225 464.3 1.852
115 0.0305 472.0 1.893 0.0275 471.2 1.883 0.0250 470.4 1.874 0.0229 469.6 1.866
120 0.0310 477.3 1.906 0.0279 476.6 1.897 0.0254 475.8 1.888 0.0233 475.0 1.880
125 0.0314 482.7 1.920 0.0284 481.9 1.910 0.0259 481.2 1.902 0.0237 480.5 1.894
130 0.0319 488.0 1.933 0.0288 487.3 1.924 0.0263 486.6 1.915 0.0241 485.9 1.907
135 0.0324 493.4 1.946 0.0293 492.8 1.937 0.0267 492.1 1.929 0.0245 491.4 1.921
140 0.0329 498.9 1.960 0.0297 498.2 1.951 0.0271 497.5 1.942 0.0249 496.9 1.934
145 0.0334 504.3 1.973 0.0302 503.7 1.964 0.0275 503.0 1.955 0.0252 502.4 1.947
150 0.0338 509.8 1.986 0.0306 509.2 1.977 0.0279 508.5 1.968 0.0256 507.9 1.961
155 0.0343 515.3 1.999 0.0310 514.7 1.990 0.0283 514.1 1.981 0.0260 513.5 1.974
160 0.0348 520.9 2.012 0.0315 520.3 2.003 0.0287 519.7 1.994 0.0264 519.1 1.987
165 0.0353 526.4 2.024 0.0319 525.9 2.015 0.0291 525.3 2.007 0.0267 524.7 2.000
170 0.0357 532.0 2.037 0.0323 531.5 2.028 0.0295 530.9 2.020 0.0271 530.3 2.012

13
 Table 2 (continued)
R-507 Superheated Vapor—Constant Pressure Tables

Absolute Pressure (kPa)

Temp 1400 (28.3°C) 1500 (31.0°C) 1600 (33.5°C) 1700 (36.0°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

30 0.0134 375.5 1.586 – – – – – – – – –

35 0.0140 381.5 1.606 0.0127 379.2 1.594 0.0115 376.8 1.583 – – –
40 0.0146 387.3 1.625 0.0133 385.3 1.614 0.0121 383.1 1.603 0.0110 380.8 1.592
45 0.0151 393.0 1.643 0.0138 391.2 1.633 0.0126 389.2 1.622 0.0115 387.2 1.612
50 0.0156 398.6 1.660 0.0143 396.9 1.651 0.0131 395.2 1.641 0.0120 393.3 1.631
55 0.0161 404.1 1.677 0.0148 402.6 1.668 0.0136 400.9 1.659 0.0125 399.3 1.649
60 0.0166 409.6 1.694 0.0152 408.1 1.685 0.0140 406.6 1.676 0.0129 405.1 1.667
65 0.0170 415.0 1.710 0.0157 413.7 1.701 0.0144 412.3 1.693 0.0134 410.8 1.684
70 0.0175 420.4 1.726 0.0161 419.2 1.717 0.0149 417.8 1.709 0.0138 416.5 1.701
75 0.0179 425.8 1.741 0.0165 424.6 1.733 0.0153 423.4 1.725 0.0142 422.1 1.717
80 0.0183 431.2 1.757 0.0169 430.0 1.749 0.0157 428.9 1.741 0.0145 427.7 1.733
85 0.0188 436.5 1.772 0.0173 435.5 1.764 0.0160 434.4 1.756 0.0149 433.2 1.749
90 0.0192 441.9 1.787 0.0177 440.9 1.779 0.0164 439.8 1.771 0.0153 438.8 1.764
95 0.0196 447.3 1.801 0.0181 446.3 1.794 0.0168 445.3 1.786 0.0156 444.3 1.779
100 0.0200 452.6 1.816 0.0185 451.7 1.808 0.0171 450.8 1.801 0.0160 449.8 1.794
105 0.0203 458.0 1.830 0.0188 457.1 1.823 0.0175 456.2 1.815 0.0163 455.3 1.809
110 0.0207 463.4 1.844 0.0192 462.6 1.837 0.0178 461.7 1.830 0.0167 460.8 1.823
115 0.0211 468.8 1.858 0.0196 468.0 1.851 0.0182 467.2 1.844 0.0170 466.3 1.837
120 0.0215 474.3 1.872 0.0199 473.5 1.865 0.0185 472.7 1.858 0.0173 471.9 1.852
125 0.0219 479.7 1.886 0.0203 478.9 1.879 0.0189 478.2 1.872 0.0176 477.4 1.866
130 0.0222 485.2 1.900 0.0206 484.4 1.893 0.0192 483.7 1.886 0.0179 482.9 1.879
135 0.0226 490.7 1.913 0.0210 489.9 1.906 0.0195 489.2 1.899 0.0183 488.5 1.893
140 0.0230 496.2 1.927 0.0213 495.5 1.920 0.0198 494.8 1.913 0.0186 494.1 1.907
145 0.0233 501.7 1.940 0.0216 501.0 1.933 0.0202 500.4 1.926 0.0189 499.7 1.920
150 0.0237 507.3 1.953 0.0220 506.6 1.946 0.0205 506.0 1.940 0.0192 505.3 1.934
155 0.0240 512.9 1.966 0.0223 512.2 1.959 0.0208 511.6 1.953 0.0195 511.0 1.947
160 0.0244 518.5 1.979 0.0226 517.9 1.973 0.0211 517.3 1.966 0.0198 516.7 1.960
165 0.0247 524.1 1.992 0.0230 523.5 1.986 0.0214 522.9 1.979 0.0201 522.4 1.973
170 0.0251 529.8 2.005 0.0233 529.2 1.998 0.0217 528.6 1.992 0.0204 528.1 1.986
175 0.0254 535.5 2.018 0.0236 534.9 2.011 0.0221 534.4 2.005 0.0207 533.8 1.999
180 0.0258 541.2 2.031 0.0239 540.7 2.024 0.0224 540.1 2.018 0.0210 539.6 2.012

Absolute Pressure (kPa)

Temp 1800 (38.3°C) 1900 (40.6°C) 2000 (42.8°C) 2100 (44.9°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

40 0.0100 378.2 1.580 – – – – – – – – –

45 0.0106 384.9 1.602 0.0097 382.6 1.591 0.0089 379.9 1.580 0.0081 377.0 1.568
50 0.0111 391.3 1.622 0.0102 389.2 1.612 0.0094 387.0 1.602 0.0087 384.6 1.592
55 0.0115 397.5 1.640 0.0107 395.6 1.631 0.0099 393.6 1.622 0.0092 391.6 1.613
60 0.0120 403.5 1.659 0.0111 401.8 1.650 0.0103 400.0 1.642 0.0096 398.2 1.633
65 0.0124 409.3 1.676 0.0115 407.8 1.668 0.0107 406.2 1.660 0.0100 404.5 1.652
70 0.0128 415.1 1.693 0.0119 413.7 1.685 0.0111 412.2 1.678 0.0104 410.7 1.670
75 0.0132 420.8 1.710 0.0123 419.5 1.702 0.0115 418.1 1.695 0.0108 416.7 1.687
80 0.0136 426.5 1.726 0.0127 425.2 1.718 0.0119 424.0 1.711 0.0111 422.7 1.704
85 0.0139 432.1 1.741 0.0130 430.9 1.734 0.0122 429.7 1.728 0.0115 428.5 1.721
90 0.0143 437.7 1.757 0.0134 436.6 1.750 0.0125 435.5 1.743 0.0118 434.3 1.737
95 0.0146 443.3 1.772 0.0137 442.2 1.766 0.0129 441.2 1.759 0.0121 440.1 1.753
100 0.0149 448.8 1.787 0.0140 447.8 1.781 0.0132 446.8 1.774 0.0124 445.8 1.768
105 0.0153 454.4 1.802 0.0143 453.4 1.796 0.0135 452.5 1.789 0.0127 451.5 1.783
110 0.0156 459.9 1.817 0.0146 459.0 1.810 0.0138 458.1 1.804 0.0130 457.2 1.798
115 0.0159 465.5 1.831 0.0149 464.6 1.825 0.0141 463.8 1.819 0.0133 462.9 1.813
120 0.0162 471.0 1.845 0.0153 470.2 1.839 0.0144 469.4 1.833 0.0136 468.6 1.828
125 0.0165 476.6 1.859 0.0155 475.8 1.853 0.0147 475.0 1.847 0.0139 474.2 1.842
130 0.0168 482.2 1.873 0.0158 481.4 1.867 0.0149 480.7 1.862 0.0141 479.9 1.856
135 0.0171 487.8 1.887 0.0161 487.1 1.881 0.0152 486.3 1.876 0.0144 485.6 1.870
140 0.0174 493.4 1.901 0.0164 492.7 1.895 0.0155 492.0 1.889 0.0147 491.3 1.884
145 0.0177 499.0 1.914 0.0167 498.4 1.908 0.0158 497.7 1.903 0.0149 497.0 1.898
150 0.0180 504.7 1.928 0.0170 504.0 1.922 0.0160 503.4 1.917 0.0152 502.7 1.911
155 0.0183 510.4 1.941 0.0173 509.7 1.935 0.0163 509.1 1.930 0.0154 508.4 1.925
160 0.0186 516.0 1.954 0.0175 515.4 1.949 0.0166 514.8 1.943 0.0157 514.2 1.938
165 0.0189 521.8 1.967 0.0178 521.2 1.962 0.0168 520.6 1.956 0.0160 520.0 1.951
170 0.0192 527.5 1.980 0.0181 526.9 1.975 0.0171 526.3 1.970 0.0162 525.8 1.964
175 0.0194 533.3 1.993 0.0183 532.7 1.988 0.0173 532.1 1.983 0.0165 531.6 1.978
180 0.0197 539.0 2.006 0.0186 538.5 2.001 0.0176 538.0 1.995 0.0167 537.4 1.990
185 0.0200 544.9 2.019 0.0189 544.3 2.013 0.0179 543.8 2.008 0.0169 543.3 2.003
190 0.0203 550.7 2.032 0.0191 550.2 2.026 0.0181 549.7 2.021 0.0172 549.1 2.016

14
 Table 2 (continued)
R-507 Superheated Vapor—Constant Pressure Tables

Absolute Pressure (kPa)

Temp 2200 (46.9°C) 2400 (50.7°C) 2600 (54.3°C) 2800 (57.6°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

50 0.0080 381.9 1.581 – – – – – – – – –

55 0.0085 389.3 1.603 0.0072 384.2 1.583 0.0061 377.7 1.559 – – –
60 0.0089 396.2 1.624 0.0077 391.9 1.606 0.0067 386.8 1.587 0.0056 380.5 1.564
65 0.0094 402.8 1.644 0.0082 399.0 1.627 0.0071 394.7 1.610 0.0062 389.8 1.592
70 0.0097 409.1 1.662 0.0086 405.7 1.647 0.0076 402.0 1.632 0.0067 397.9 1.616
75 0.0101 415.3 1.680 0.0089 412.2 1.666 0.0079 408.9 1.652 0.0070 405.3 1.637
80 0.0105 421.3 1.698 0.0093 418.5 1.684 0.0083 415.5 1.671 0.0074 412.3 1.657
85 0.0108 427.3 1.714 0.0096 424.7 1.701 0.0086 422.0 1.689 0.0077 419.1 1.676
90 0.0111 433.2 1.731 0.0099 430.8 1.718 0.0089 428.2 1.706 0.0080 425.6 1.694
95 0.0114 439.0 1.747 0.0102 436.7 1.735 0.0092 434.4 1.723 0.0083 431.9 1.711
100 0.0117 444.8 1.762 0.0105 442.7 1.751 0.0095 440.5 1.739 0.0086 438.2 1.728
105 0.0120 450.5 1.777 0.0108 448.5 1.766 0.0098 446.5 1.755 0.0089 444.3 1.745
110 0.0123 456.3 1.793 0.0111 454.4 1.782 0.0100 452.4 1.771 0.0091 450.4 1.761
115 0.0126 462.0 1.807 0.0113 460.2 1.797 0.0103 458.3 1.786 0.0094 456.4 1.776
120 0.0129 467.7 1.822 0.0116 466.0 1.811 0.0105 464.2 1.801 0.0096 462.4 1.792
125 0.0131 473.4 1.836 0.0119 471.8 1.826 0.0108 470.1 1.816 0.0099 468.4 1.807
130 0.0134 479.1 1.851 0.0121 477.6 1.840 0.0110 476.0 1.831 0.0101 474.3 1.822
135 0.0137 484.8 1.865 0.0124 483.3 1.855 0.0113 481.8 1.845 0.0103 480.2 1.836
140 0.0139 490.6 1.879 0.0126 489.1 1.869 0.0115 487.6 1.859 0.0105 486.1 1.851
145 0.0142 496.3 1.893 0.0128 494.9 1.883 0.0117 493.5 1.873 0.0107 492.1 1.865
150 0.0144 502.0 1.906 0.0131 500.7 1.897 0.0119 499.3 1.887 0.0110 498.0 1.879
155 0.0147 507.8 1.920 0.0133 506.5 1.910 0.0122 505.2 1.901 0.0112 503.9 1.893
160 0.0149 513.6 1.933 0.0135 512.3 1.924 0.0124 511.1 1.915 0.0114 509.8 1.906
165 0.0152 519.4 1.946 0.0138 518.2 1.937 0.0126 516.9 1.928 0.0116 515.7 1.920
170 0.0154 525.2 1.960 0.0140 524.0 1.950 0.0128 522.8 1.942 0.0118 521.6 1.933
175 0.0156 531.0 1.973 0.0142 529.9 1.963 0.0130 528.7 1.955 0.0120 527.6 1.947
180 0.0159 536.9 1.986 0.0144 535.8 1.977 0.0132 534.6 1.968 0.0122 533.5 1.960
185 0.0161 542.7 1.999 0.0147 541.7 1.990 0.0134 540.6 1.981 0.0124 539.5 1.973
190 0.0163 548.6 2.011 0.0149 547.6 2.002 0.0136 546.5 1.994 0.0126 545.5 1.986
195 0.0166 554.5 2.024 0.0151 553.5 2.015 0.0138 552.5 2.007 0.0128 551.5 1.999
200 0.0168 560.5 2.037 0.0153 559.5 2.028 0.0140 558.5 2.020 0.0129 557.5 2.012

Absolute Pressure (kPa)

Temp 3000 (60.8°C) 3200 (63.8°C) 3400 (66.6°C) 3600 (69.7°C)
(°C)
Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy Volume Enthalpy Entropy
(m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg) (m3/kg) (kJ/kg) (kJ/K–kg)

65 0.0053 383.7 1.570 0.0044 375.1 1.542 – – – – – –

70 0.0058 393.1 1.598 0.0050 387.4 1.578 0.0043 379.8 1.553 – – –
75 0.0063 401.3 1.622 0.0055 396.8 1.605 0.0048 391.4 1.587 0.0042 384.8 1.565
80 0.0066 408.8 1.643 0.0059 405.0 1.629 0.0053 400.7 1.614 0.0047 395.8 1.597
85 0.0070 416.0 1.663 0.0063 412.6 1.650 0.0056 409.0 1.637 0.0051 405.0 1.623
90 0.0073 422.8 1.682 0.0066 419.8 1.670 0.0060 416.6 1.658 0.0054 413.2 1.645
95 0.0076 429.4 1.700 0.0069 426.7 1.689 0.0063 423.8 1.678 0.0057 420.8 1.666
100 0.0078 435.8 1.718 0.0072 433.3 1.707 0.0065 430.7 1.696 0.0060 428.0 1.686
105 0.0081 442.1 1.734 0.0074 439.8 1.724 0.0068 437.4 1.714 0.0063 434.9 1.704
110 0.0083 448.3 1.751 0.0077 446.2 1.741 0.0070 444.0 1.731 0.0065 441.7 1.722
115 0.0086 454.5 1.767 0.0079 452.5 1.757 0.0073 450.4 1.748 0.0067 448.3 1.739
120 0.0088 460.6 1.782 0.0081 458.7 1.773 0.0075 456.8 1.764 0.0070 454.8 1.756
125 0.0090 466.6 1.798 0.0083 464.9 1.789 0.0077 463.0 1.780 0.0072 461.2 1.772
130 0.0093 472.7 1.813 0.0086 471.0 1.804 0.0079 469.2 1.796 0.0074 467.5 1.787
135 0.0095 478.7 1.827 0.0088 477.0 1.819 0.0081 475.4 1.811 0.0076 473.7 1.803
140 0.0097 484.6 1.842 0.0090 483.1 1.834 0.0083 481.5 1.826 0.0078 480.0 1.818
145 0.0099 490.6 1.856 0.0092 489.1 1.848 0.0085 487.6 1.840 0.0080 486.1 1.833
150 0.0101 496.6 1.870 0.0094 495.2 1.863 0.0087 493.7 1.855 0.0081 492.3 1.848
155 0.0103 502.5 1.884 0.0096 501.2 1.877 0.0089 499.8 1.869 0.0083 498.4 1.862
160 0.0105 508.5 1.898 0.0097 507.2 1.891 0.0091 505.9 1.883 0.0085 504.6 1.876
165 0.0107 514.5 1.912 0.0099 513.2 1.904 0.0093 511.9 1.897 0.0087 510.7 1.890
170 0.0109 520.4 1.926 0.0101 519.2 1.918 0.0094 518.0 1.911 0.0088 516.8 1.904
175 0.0111 526.4 1.939 0.0103 525.2 1.932 0.0096 524.1 1.925 0.0090 522.9 1.918
180 0.0113 532.4 1.952 0.0105 531.3 1.945 0.0098 530.1 1.938 0.0092 529.0 1.931
185 0.0115 538.4 1.965 0.0107 537.3 1.958 0.0100 536.2 1.951 0.0093 535.1 1.945
190 0.0116 544.4 1.979 0.0108 543.4 1.971 0.0101 542.3 1.965 0.0095 541.3 1.958
195 0.0118 550.5 1.992 0.0110 549.5 1.984 0.0103 548.4 1.978 0.0096 547.4 1.971
200 0.0120 556.5 2.004 0.0112 555.5 1.997 0.0105 554.5 1.991 0.0098 553.5 1.984
205 0.0122 562.6 2.017 0.0113 561.6 2.010 0.0106 560.7 2.004 0.0100 559.7 1.997
210 0.0124 568.7 2.030 0.0115 567.8 2.023 0.0108 566.8 2.016 0.0101 565.9 2.010
215 0.0125 574.8 2.042 0.0117 573.9 2.036 0.0109 573.0 2.029 0.0103 572.1 2.023

15
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