Table Refrigerant R74 CO Properties of Superheated Vapour t v h s t v h s t v h s °C m³/kg kJ/kg kJ/kg-K °C m³/kg kJ/kg kJ/kg-K °C m³/kg kJ/kg kJ/kg-K Abs. Pressure 00 kPa Sat. Temp 40.12°C Abs Pressure 10 kPa Sat Temp 37.5°C Abs. Pressure 20 kPa Sat. Temp 35.06°C .011 20.802 .205 .011 21.695 .204 .010 19.193 .191 .012 24.065 .217 .011 24.969 .216 .011 22.642 .204 .012 27.189 .229 .01 28.106 .228 .011 25.925 .215 .012 30.199 .240 .012 31.130 .239 .011 29.072 .227 .012 33.112 .250 .012 34.057 .249 .011 32.106 .238 .01 35.943 .260 .012 36.901 .259 .012 35.044 .248 .013 38.701 .270 .012 39.673 .269 .012 37.900 .258 .013 41.397 .280 .013 42.382 .279 .012 40.684 .268 .013 44.037 .289 .013 45.036 .288 .012 43.405 .278 .013 46.628 .298 .013 47.640 .297 .01 46.071 .287 .014 49.175 .307 .013 50.200 .306 .013 48.687 .296 .014 51.682 .316 .013 52.720 .314 .013 51.258 .305 .014 54.154 .324 .014 55.204 .323 .013 53.790 .313 .014 56.593 .332 .014 57.656 .331 .013 56.286 .322 .014 59.002 .341 .014 60.078 .339 .013 58.750 .330 .015 61.385 .349 .014 62.473 .347 .014 61.183 .338 .015 63.743 .356 .014 64.843 .355 .014 63.589 .346 .015 66.079 .364 .01 67.191 .363 .014 65.971 .354 .015 68.394 .372 .015 69.517 .370 .014 68.329 .362 .015 70.690 .379 .015 71.824 .378 .014 70.667 .369 .01 72.968 .387 .015 74.114 .385 .01 72.985 .377 .016 75.230 .394 .015 76.387 .393 .015 75.285 .384 .016 77.476 .401 .015 78.644 .400 .015 77.568 .391 .016 79.709 .408 .016 80.887 .407 .015 79.836 .399 .016 81.928 .415 .016 83.117 .414 .015 82.089 .406 .016 84.136 .422 .016 85.335 .421 .015 84.329 .413 .010 20.191 .191 .010 21.242 .191 .0 18.708 .178 .010 23.642 .203 .010 24.692 .203 .010 22.345 .191 .011 26.929 .215 .010 27.981 .215 .010 25.790 .203 .011 30.084 .226 .011 31.140 .226 .010 29.079 .215 .011 33.126 .237 .011 34.188 .237 .010 32.239 .226 .011 36.073 .248 .011 37.143 .247 .011 35.292 .237 .012 38.939 .258 .011 40.016 .257 .011 38.251 .247 .012 41.733 .268 .01 42.819 .267 .011 41.131 .257 .012 44.464 .277 .012 45.559 .277 .011 43.940 .267 .012 47.140 .286 .012 48.244 .286 .011 46.688 .276 .012 49.767 .295 .012 50.881 .295 .012 49.382 .285 .01 52.350 .304 .012 53.473 .303 .012 52.026 .294 .013 54.892 .313 .012 56.025 .312 .012 54.627 .303 .013 57.399 .321 .013 58.542 .320 .012 57.188 .312 .013 59.873 .329 .013 61.025 .329 .012 59.713 .320 .013 62.317 .337 .013 63.479 .337 .01 62.206 .328 .013 64.734 .345 .013 65.906 .345 .013 64.669 .336 .014 67.126 .353 .013 68.307 .352 .013 67.104 .344 .014 69.495 .361 .013 70.686 .360 .013 69.515 .352 .014 71.842 .368 .014 73.043 .368 .013 71.902 .360 .014 74.170 .376 .014 75.380 .375 .013 74.268 .367 .014 76.480 .383 .014 77.700 .382 .013 76.614 .374 .014 78.773 .390 .014 80.002 .390 .014 78.943 .382 .015 81.051 .398 .014 82.289 .397 .014 81.254 .389 Abs Pressure 10 kPa Sat Temp 4.36°C Abs Pressure 20 kPa Sat Temp 3.19°C Abs Pressure 30 kPa Sat Temp 2.05°C Abs Pressure 40 kPa Sat Temp 0.93°C Abs Pressure 50 kPa Sat Temp .16°C Abs Pressure 60 kPa Sat Temp .23°C PanGlobal Training Systems Refrigeration Tabl es