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水蒸汽密度表


水蒸气的密度
表 M1 饱和气体的水分含量

温度 (℃) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

压力 (绝对压力, Pa) 611 657 706 758 813 873 935 1002 1073

1148 1228 1313 1403 1498 1599 1705 1818 1938 2064 2198 2339 2487 2644 2810 2985 3169 3363 3567 3782 4008 4245

密度 3 (kg/m ) 0.004847 0.005192 0.005558 0.005946 0.006358 0.006795 0.007258 0.007748 0.008267 0.008816 0.009396 0.01001 0.01066 0.01134 0.01206 0.01282 0.01363 0.01447 0.01536 0.01630 0.01729 0.01833 0.01942 0.02057 0.02177 0.02304 0.02437 0.02567 0.02723 0.02876 0.03037

温度 (℃) 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60

压力 (绝对压力, Pa) 4495 4758 5033 5323 5627 5945 6279 6630 6997 7381 7778 8198 8639 9100 9582 10009 10612 11162 11736 12335 12961 13613 14293 15002 15741 16510 17313 17147 19016 19920

密度 3 (kg/m ) 0.03205 0.03382 0.03566 0.03759 0.03961 0.04172 0.04393 0.04624 0.04865 0.05116 0.05379 0.05652 0.05938 0.06236 0.06546 0.06869 0.07306 0.07551 0.07922 0.08302 0.08679 0.09108 0.09535 0.09979 0.1044 0.1092 0.1142 0.1193 0.1247 0.1302

表 M2 水蒸气的密度

压力 (MPa) 0.1 0.11 0.12 0.13 0.14 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 0.25 0.26 0.27 0.28 0.29 0.3 0.32 0.34

100 0.58979 -----------------------

110 0.57331 0.63171 0.68994 0.7485 0.80726 -------------------

120 0.55783 0.61425 0.67108 0.7278 0.78492 0.84175 0.89936 0.95694 1.01443 1.07216 --------------

130 0.54325 0.59809 0.65335 0.70872 0.76395 0.81967 0.87507 0.9311 0.98671 1.04275 1.0989 1.15513 1.21163 1.26823 1.32492 1.38179 1.43879 1.49589 ------

温度(℃) 140 150 0.52948 0.51645 0.58309 0.5685 0.63663 0.62083 0.69013 0.67295 0.74421 0.72558 0.79808 0.77821 0.85224 0.83072 0.90662 0.88339 0.96071 0.93624 1.01513 0.98912 1.06965 1.04217 1.12423 1.09529 1.17906 1.14849 1.23396 1.20178 1.28894 1.25522 1.34409 1.30873 1.39931 1.36237 1.45476 1.41603 1.51017 1.46994 1.56568 1.52393 1.62154 1.57794 1.73343 1.68638 1.84584 1.79527

160 0.50409 0.55494 0.60586 0.67295 0.70796 0.7593 0.81038 0.86207 0.91315 0.96469 1.01626 1.06792 1.11971 1.17151 1.22352 1.27551 1.32769 1.37988 1.43222 1.48456 1.53712 1.64239 1.74805

170 0.49235 0.54201 0.59165 0.64144 0.69124 0.74129 0.79112 0.84104 0.8913 0.94153 0.99177 1.0421 1.09255 1.14299 1.19363 1.24425 1.29502 1.3459 1.39673 1.4476 1.49875 1.6011 1.70378

180 0.48117 0.52966 0.57814 0.62657 0.67536 0.72411 0.77284 0.82169 0.87057 0.91954 0.96857 1.01771 1.06684 1.11607 1.16536 1.21477 1.26416 1.31372 1.36323 1.41283 1.46258 1.56221 1.66213

190 0.47051 0.51787 0.56527 0.61275 0.66024 0.70771 0.75545 0.80321 0.85088 0.89871 0.94654 0.99443 1.04243 1.09051 1.13856 1.18666 1.23494 1.2832 1.33153 1.37988 1.42838 1.52548 1.62282

续表 M2 水蒸气的密度

压力 (MPa) 0.36 0.38 0.4 0.42 0.44 0.46 0.48 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 1 1.05 1.1 1.15 1.2 1.25

100 ------------------------

110 ------------------------

120 ------------------------

130 ------------------------

温度(℃) 140 150 1.95879 1.90461 -2.01441 -2.12468 -2.23543 -2.34666 -2.45839 -----------------------------------

160 1.85409 1.96053 2.06736 2.1746 2.28225 2.39032 2.49881 2.60774 2.88184 3.15909 --------------

170 1.80679 1.91017 2.01383 2.11786 2.22225 2.32699 2.4321 2.53757 2.80267 3.07062 3.34113 3.61364 3.88954 -----------

180 1.76233 1.86283 1.96362 2.06471 2.1661 2.26779 2.3698 2.47212 2.72926 2.98859 3.24992 3.51354 3.77929 4.04752 4.31779 4.59115 4.86618 5.14505 ------

190 1.72041 1.81826 1.91636 2.01472 2.11334 2.21223 2.31139 2.41082 2.66028 2.91214 3.16556 3.42073 3.67782 3.93701 4.19815 4.46145 4.7259 4.99452 5.26446 5.53676 5.81148 6.0887 6.36849

续表 M2 水蒸气的密度

压力 (MPa)
0.1 0.11 0.12 0.13 0.14 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 0.25 0.26 0.27 0.28 0.29 0.3 0.32 0.34

温度(℃)
200 0.46034 0.50659 0.55298 0.59952 0.64583 0.69252 0.73888 0.78555 0.83213 0.87881 0.92558 0.97238 1.01924 1.0661 1.1131 1.16009 1.20718 1.25423 1.30146 1.34862 1.39596 1.49068 1.58561 210 0.45061 0.49603 0.54125 0.58651 0.63207 0.67751 0.72307 0.76864 0.81425 0.85992 0.9056 0.95138 0.99714 1.04297 1.08887 1.13482 1.18078 1.22684 1.27288 1.31891 1.36516 1.45764 1.55031 220 0.4413 0.48567 0.53003 0.57438 0.61891 0.66357 0.70796 0.75245 0.79717 0.84182 0.88653 0.93127 0.97606 1.02093 1.06576 1.11062 1.15562 1.20062 1.24565 1.29066 1.33584 1.4262 1.51674 230 0.43238 0.47574 0.51928 0.56275 0.60632 0.64977 0.6935 0.73692 0.78083 0.82454 0.8683 0.91208 0.95592 0.9998 1.04369 1.08767 1.1316 1.17564 1.21966 1.26374 1.30787 1.39624 1.48475 240 0.42382 0.46642 0.50897 0.55157 0.59425 0.63694 0.67965 0.72254 0.76518 0.80802 0.85085 0.89373 0.93668 0.97962 1.02257 1.06553 1.10863 1.15168 1.19483 1.23793 1.28116 1.36762 1.45422 250 0.41561 0.45725 0.49908 0.54083 0.58266 0.62461 0.66636 0.70822 0.75018 0.79214 0.83412 0.87612 0.91817 0.96025 1.00235 1.0445 1.08664 1.1288 1.17106 1.2133 1.25559 1.34025 1.42504 260 0.40771 0.44863 0.48957 0.5305 0.57153 0.61237 0.6536 0.69444 0.73578 0.77688 0.81806 0.85925 0.90045 0.94171 0.98295 1.02428 1.06556 1.10693 1.14828 1.18963 1.2311 1.31404 1.39709 270 0.40012 0.44033 0.48043 0.52056 0.56084 0.60096 0.64134 0.68166 0.72194 0.76225 0.80264 0.84303 0.88344 0.92387 0.96433 1.00482 1.04532 1.08589 1.12642 1.167 1.20761 1.2889 1.37029 280 0.39277 0.43215 0.42445 0.51099 0.55066 0.58997 0.62972 0.6689 0.70872 0.74822 0.78784 0.8274 0.86708 0.90678 0.94643 0.98619 1.02585 1.06564 1.10546 1.14521 1.18511 1.2647 1.34463 290 0.3858 0.42445 0.46318 0.50176 0.54054 0.57937 0.61805 0.65703 0.69589 0.73465 0.77351 0.81241 0.85135 0.89023 0.9292 0.96815 1.00715 1.04624 1.08519 1.12423 1.16333 1.24162 1.31978

续表 M2 水蒸气的密度

压力 (MPa)
0.34 0.36 0.38 0.4 0.42 0.44 0.46 0.48 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 1 1.05 1.1 1.15 1.2

温度(℃)
200 1.58561 1.68076 1.77614 1.87161 1.96773 2.06356 2.15983 2.25632 2.35294 2.59605 2.84091 3.08642 3.33444 3.58295 3.83436 4.08664 4.34216 4.5977 4.85673 5.11646 5.3786 5.64277 5.90904 210 1.55031 1.64317 1.73623 1.82949 1.92308 2.01654 2.1106 2.20459 2.29885 2.5355 2.77316 3.01296 3.25309 3.49528 3.73832 3.98406 4.23012 4.47828 4.72813 4.97997 5.23308 5.48791 5.74451 220 1.51674 1.60745 1.69833 1.78923 1.88076 1.972 2.06356 2.15517 2.24719 2.4777 2.71003 2.94291 3.17763 3.41297 3.64964 3.88802 4.12712 4.36681 4.61042 4.85332 5.08832 5.3447 5.59277 230 1.48475 1.57342 1.66225 1.75131 1.84027 1.92976 2.01898 2.10881 2.19829 2.42365 2.64971 2.87687 3.10559 3.33444 3.56506 3.79651 4.02901 4.26439 4.49843 4.73518 4.97283 5.21175 5.45196 240 1.45422 1.54096 1.62784 1.71497 1.80213 1.88929 1.97688 2.06441 2.15193 2.37192 2.59269 2.81452 3.03767 3.26158 3.48554 3.71195 3.93856 4.16667 4.39367 4.62447 4.8554 5.08744 5.32061 250 1.42504 1.50994 1.59497 1.68011 1.76554 1.85082 1.93648 2.02184 2.10793 2.32288 2.53872 2.75558 2.97265 3.19081 3.41064 3.63108 3.85208 4.07332 4.29738 4.52029 4.74505 4.97077 5.19749 260 1.39709 1.48025 1.56352 1.6469 1.7304 1.81389 1.89789 1.98177 2.06569 2.27583 2.48694 2.69906 2.91121 3.125 3.3389 3.55366 3.76932 3.98565 4.20345 4.42191 4.64095 4.86085 5.08162 270 1.37029 1.45179 1.53338 1.61499 1.69693 1.77873 1.86081 1.94288 2.02511 2.23115 2.43784 2.6448 2.85307 3.06185 3.27118 3.48068 3.6914 3.9032 4.11523 4.32872 4.54244 4.75693 4.97218 280 1.34463 1.4245 1.50444 1.58453 1.66472 1.7449 1.82548 1.90585 1.98649 2.18818 2.39063 2.59336 2.7972 3.0012 3.20616 3.4118 3.69822 3.82409 4.03226 4.24088 4.4484 4.65766 4.86855 290 1.31978 1.39821 1.47667 1.55521 1.63399 1.71262 1.79147 1.87021 1.94932 2.14684 2.34522 2.54453 2.74348 2.94377 3.14465 3.3456 3.54736 3.74953 3.95257 4.15628 4.3592 4.56413 4.77099

续表 M2 水蒸气的密度

压力 (MPa)
1.25 1.3 1.35 1.4 1.45 1.5 1.55 1.6 1.65 1.7 1.75 1.8 1.85 1.9 1.95 2 2.1 2.2 2.3 2.4 2.5 2.6 2.7

温度(℃)
200 6.17745 6.44807 6.72096 6.99615 7.27375 7.55381 7.83639 ----------------210 6.00292 6.26318 6.52534 6.78945 7.05556 7.3237 7.59394 7.86632 8.1409 8.41774 8.69689 8.97841 9.26236 9.5388 ---------220 5.84229 6.09339 6.34609 6.60044 6.85647 7.11422 7.37373 7.63503 7.89817 8.16318 8.43012 8.69901 8.96992 9.24288 9.51794 9.79515 10.35624 10.92656 11.50659 ----230 5.6935 5.9364 6.18066 6.42633 6.67344 6.922 7.17206 7.42363 7.67676 7.93146 8.18778 8.44576 8.70539 8.96675 9.22986 9.49476 10.03006 10.57297 10.12381 11.68295 12.25074 12.8271 13.41382 240 5.55492 5.7904 6.02706 6.26494 6.50405 6.74441 6.98605 7.22898 7.47324 7.71884 7.96582 8.21419 8.46398 8.71522 8.96794 9.22216 9.73521 10.25462 10.78062 11.31347 11.85345 12.4008 12.95672 250 5.4252 5.65393 5.88369 6.1145 6.34638 6.57934 6.81341 7.04859 7.28492 7.5224 7.76105 8.00091 8.24198 8.48428 8.72784 8.97267 9.46626 9.96522 10.46974 10.98 11.4962 12.01923 12.5471 260 5.30326 5.52579 5.74923 5.97359 6.19888 6.42512 6.65231 6.88048 7.10964 7.3398 7.57098 7.80319 8.03645 8.27077 8.50618 8.74268 9.21904 9.69998 10.18565 10.6762 11.17178 11.6727 12.1788 270 5.18821 5.40502 5.62264 5.84106 6.0603 6.28037 6.50129 6.72305 6.94568 7.16919 7.39359 7.61888 7.84509 8.07222 8.30028 8.5293 8.99024 9.45513 9.92409 10.39722 10.87466 11.35589 11.8427 280 5.07872 5.29101 5.50358 5.71755 5.9312 6.14251 6.35728 6.57462 6.79348 7.00771 7.22543 7.44602 7.66871 7.88644 8.1103 8.33333 8.77732 9.22765 9.68148 10.1389 10.60108 11.06562 11.534 290 4.97512 5.18135 5.39084 5.59597 5.8072 6.01323 6.22665 6.43501 6.64452 6.85871 7.07214 7.28332 7.49625 7.71071 7.93021 8.14332 8.5778 9.01551 9.45537 9.89903 10.34661 10.7968 11.2499

续表 M2 水蒸气的密度

压力 (MPa)
2.8 2.9 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 5

温度(℃)
200 -----------------------210 -----------------------220 -----------------------230 -----------------------240 13.519 14.0905 14.67086 15.26027 15.85924 16.46823 -----------------250 13.0822 13.624 14.17418 14.73089 15.29528 15.86767 16.44838 17.03776 17.6367 18.2448 18.8608 19.4894 -----------260 12.6904 13.2083 13.73084 14.26015 14.79576 15.33789 15.88676 16.44262 17.0068 17.5778 18.1554 18.7406 19.3349 19.9402 20.555 21.1775 21.8103 22.4517 23.1051 ----270 12.3335 12.8304 13.33068 13.8366 14.34777 14.86435 15.3865 15.9144 16.4474 16.9895 17.5346 18.0865 18.6463 19.2123 19.7863 20.3707 20.96 21.5564 22.1631 22.7739 23.3973 24.0327 24.6731 280 12.0077 12.4844 12.9668 13.4517 13.9412 14.4363 14.9365 15.4392 15.949 16.4636 16.9837 17.507 18.0375 18.5736 19.1168 19.6618 20.2184 20.7771 21.3447 21.9202 22.5023 23.0894 23.6855 290 11.7069 12.1669 12.631 13.0993 13.5704 14.0469 14.5264 15.0083 15.4967 15.9898 16.4853 16.9866 17.4917 18.0018 18.5151 19.0367 19.5618 20.0924 20.6271 21.1685 21.7155 22.2717 22.8311

续表 M2 水蒸气的密度

压力 (MPa)
5.2 5.4 5.6 5.8 6 6.2 6.4 6.6 6.8 7 7.2 7.4

温度(℃)
200 ------------210 ------------220 ------------230 ------------240 ------------250 ------------260 ------------270 25.9943 27.3598 ----------280 24.9004 26.1575 27.4424 28.7687 30.1477 31.5657 33.0469 -----290 23.9693 25.1319 26.3227 27.5482 28.8018 30.0933 31.4268 32.7976 34.2114 35.6888 37.2024 38.7898

续表 M2 水蒸气的密度

压力 (MPa)
0.1 0.11 0.12 0.13 0.14 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 0.25 0.26 0.27 0.28 0.29 0.3 0.32 0.34 0.36

温度(℃)
300 0.37893 0.41701 0.45496 0.4931 0.53107 0.56915 0.60716 0.64516 0.68353 0.7216 0.75976 0.79796 0.83619 0.87436 0.91266 0.95093 0.98922 1.02743 1.06576 1.10412 1.14247 1.21921 1.29601 1.37306 310 0.37244 0.40967 0.44703 0.4845 0.52192 0.55928 0.59666 0.63412 0.67159 0.70902 0.74655 0.78401 0.82156 0.85911 0.89662 0.93423 0.97182 1.00939 1.04701 1.08472 1.12233 1.19775 1.27324 1.34862 320 0.36603 0.40274 0.43956 0.47619 0.51308 0.54975 0.58651 0.62344 0.66007 0.69691 0.73373 0.77059 0.80743 0.84431 0.88121 0.91819 0.95511 0.99206 1.02902 1.06598 1.10302 1.17702 1.25109 1.32521 330 0.35997 0.39604 0.43215 0.46816 0.50429 0.54054 0.5767 0.61275 0.64893 0.68517 0.7214 0.75763 0.79384 0.83008 0.86633 0.90261 0.93897 0.97523 1.01153 1.04789 1.08425 1.15701 1.22986 1.30276 340 0.35411 0.38956 0.42499 0.46062 0.49603 0.53163 0.56721 0.60277 0.63816 0.67385 0.70947 0.74505 0.7807 0.81633 0.85201 0.88763 0.92336 0.95905 0.99473 1.0305 1.06621 1.13766 1.20934 1.2809 350 0.34831 0.38329 0.41824 0.4531 0.48804 0.52301 0.55804 0.59277 0.62775 0.66291 0.69793 0.73292 0.76799 0.80302 0.83808 0.87321 0.90827 0.9434 0.97847 1.01358 1.04877 1.11907 1.18948 1.25992 360 0.34282 0.37707 0.41152 0.44583 0.48031 0.51467 0.54915 0.58343 0.61805 0.65232 0.68677 0.72119 0.75569 0.79014 0.82467 0.85918 0.89366 0.92825 0.96274 0.99731 1.03189 1.10108 1.17028 1.23946 370 0.33738 0.3712 0.40502 0.43879 0.47281 0.50659 0.54054 0.57438 0.60827 0.64205 0.67595 0.70987 0.74377 0.77773 0.81162 0.84559 0.87958 0.91358 0.94751 0.98155 1.01554 1.08354 1.15168 1.21981 380 0.33223 0.3655 0.39888 0.43215 0.46533 0.49875 0.5322 0.56529 0.5988 0.63211 0.66547 0.69886 0.73228 0.76564 0.79904 0.8325 0.86588 0.89936 0.93284 0.96628 0.9997 1.06667 1.13366 1.20077 390 0.32723 0.35997 0.39277 0.42553 0.4582 0.49116 0.52411 0.55679 0.58962 0.62247 0.65535 0.68818 0.72108 0.75398 0.78684 0.81974 0.85266 0.88558 0.918527 0.95147 0.98445 1.05031 1.11632 1.18231

续表 M2 水蒸气的密度

压力 (MPa)
0.38 0.4 0.42 0.44 0.46 0.48 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 1 1.05 1.1 1.15 1.2 1.25 1.3 1.35

温度(℃)
300 1.44991 1.52695 1.60411 1.68152 1.75871 1.83621 1.91351 2.10748 2.30203 2.49688 2.69251 2.8885 3.08547 3.28192 3.47947 3.67782 3.87597 4.07498 4.27533 4.47628 4.67508 4.87805 5.07872 5.28262 310 1.4243 1.49993 1.5758 1.65153 1.72741 1.80343 1.87935 2.06954 2.2604 2.45158 2.6434 2.83527 3.02847 3.22165 3.4153 3.60881 3.80373 3.9984 4.19463 4.38982 4.58716 4.78469 4.98008 5.17866 320 1.39958 1.47384 1.54823 1.62259 1.69722 1.77179 1.84638 2.03293 2.22025 2.4079 2.59605 2.78474 2.97354 3.16256 3.35233 3.54359 3.73413 3.92465 4.11692 4.30849 4.50045 4.69484 4.88759 5.0813 330 1.37571 1.44865 1.52161 1.5949 1.66806 1.74125 1.81455 1.998 2.18198 2.3663 2.55102 2.73598 2.92141 3.10655 3.29272 3.47947 3.66703 3.85356 4.04204 4.23012 4.41891 4.60829 4.79846 4.98753 340 1.35263 1.4243 1.49611 1.56789 1.63988 1.71174 1.7838 1.96425 2.14454 2.32558 2.50689 2.68889 2.87109 3.05344 3.23625 3.4188 3.60231 3.78644 3.97141 4.15455 4.34028 4.52489 4.71032 4.89716 350 1.33032 1.40076 1.47145 1.54202 1.61264 1.6835 1.75408 1.93125 2.10881 2.28676 2.46488 2.6434 2.82247 3.0012 3.18066 3.36022 3.54108 3.72162 3.90168 4.0833 4.26439 4.44642 4.62963 4.81232 360 1.30873 1.37817 1.4476 1.51699 1.58655 1.6559 1.72563 1.8997 2.07426 2.24921 2.42424 2.59943 2.77546 2.95159 3.12793 3.3036 3.48068 3.65764 3.83583 4.01445 4.19111 4.37063 4.54959 4.72813 370 1.288 1.3563 1.4245 1.49276 1.56104 1.62946 1.69808 1.86916 2.04082 2.21288 2.38493 2.59943 2.73 2.90276 3.07598 3.24992 3.42349 3.59712 3.77216 3.94633 4.12201 4.29738 4.47227 4.649 380 1.26791 1.33494 1.40213 1.46929 1.53657 1.60385 1.67112 1.83993 2.00844 2.1777 2.34687 2.55754 2.68601 2.85633 3.02663 3.19693 3.36814 3.53982 3.71058 3.88199 4.05351 4.22654 4.39947 4.57247 390 1.24828 1.31441 1.38045 1.44676 1.51286 1.57903 1.64528 1.81127 1.97746 2.14362 2.31 2.51636 2.6441 2.81136 2.97885 3.14663 3.31455 3.48311 3.65097 3.81971 3.98883 4.158 4.32713 4.49843

续表 M2 水蒸气的密度

压力 (MPa)
1.4 1.45 1.5 1.55 1.6 1.65 1.7 1.75 1.8 1.85 1.9 1.95 2 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3 3.1

温度(℃)
300 5.48546 5.68828 5.89275 6.09756 6.3012 6.51042 6.71592 6.92042 7.13267 7.33676 7.54717 7.75795 7.96813 8.39067 8.81601 9.24385 9.67492 10.10816 10.54519 10.98418 11.42747 11.87225 12.32134 12.77302 310 5.37634 5.57724 5.77701 5.97729 6.17665 6.37755 6.57895 6.78426 6.98324 7.18907 7.39098 7.59878 7.80031 8.21423 8.62813 9.04486 9.46432 9.88631 10.31034 10.73653 11.16695 11.59824 12.03369 12.47038 320 5.27426 5.47046 5.66572 5.86166 6.05694 6.25391 6.45161 6.64894 6.84932 7.04722 7.24638 7.44602 7.64526 8.04699 8.45094 8.67905 9.26526 9.67586 10.08878 10.5042 10.9218 11.34173 11.76471 12.18918 330 5.17866 5.36769 5.55864 5.75043 5.94177 6.13497 6.32911 6.52316 6.71592 6.91085 7.10227 7.29927 7.49625 7.8883 8.28295 8.50991 9.07771 9.47777 9.88045 10.28489 10.69176 11.1 11.51145 11.92464 340 5.08388 5.27148 5.45852 5.64653 5.83431 6.0241 6.21118 6.40205 6.59196 6.77966 6.96864 7.16332 7.35294 7.73694 8.12282 8.34934 8.89917 9.29023 9.68242 10.0776 10.4734 10.87193 11.27269 11.67406 350 4.99501 5.17866 5.36193 5.54495 5.72928 5.91397 6.09903 6.28446 6.47026 6.65642 6.84297 7.0298 7.21718 7.59292 7.9702 8.34905 8.72948 9.11151 9.49487 9.88045 10.26694 10.65644 11.0465 11.43862 360 4.90677 5.08647 5.2687 5.44662 5.62746 5.81058 5.99161 6.17284 6.35728 6.53595 6.72043 6.90131 7.08717 7.4549 7.82473 8.19538 8.56751 8.94134 9.31619 9.69274 10.07151 10.45041 10.83189 11.21453 370 4.82393 5 5.17866 5.35619 5.53097 5.71102 5.88928 6.06796 6.2461 6.42261 6.60502 6.78426 6.96379 7.32332 7.68521 8.04829 8.41255 8.77886 9.14578 9.51475 9.88435 10.25536 10.62812 11.00231 380 4.74383 4.91884 5.09165 5.26593 5.4407 5.61482 5.78704 5.96303 6.13874 6.31313 6.48929 6.66667 6.84463 7.19632 7.55116 7.90764 8.26446 8.62292 8.9823 9.34317 9.70591 10.06948 10.43406 10.79914 390 4.66853 4.83793 5.00751 5.17866 5.35045 5.52181 5.69152 5.8651 6.03865 6.20732 6.38162 6.55308 6.72948 7.07464 7.4228 7.77182 8.12216 8.47386 8.82613 9.18021 9.53471 9.89022 10.248 10.60558

续表 M2 水蒸气的密度

压力 (MPa)
3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 5 5.2 5.4 5.6 5.8 6

温度(℃)
300 13.22926 13.68738 14.14827 14.61561 15.87302 15.55694 16.0333 16.5125 16.9981 17.4856 17.9791 18.474 18.9753 19.478 19.988 20.5044 21.0217 21.5471 22.0751 23.1481 24.2424 25.3614 26.4971 27.6702 310 12.91156 13.3547 13.80072 14.2511 14.70372 15.15841 15.6177 16.0798 16.5453 17.0155 17.4856 17.963 18.4434 18.9251 19.4137 19.9045 20.3998 20.8986 21.3995 22.4215 23.4577 24.5098 25.5885 26.6809 320 12.6167 13.04631 13.47891 13.91401 14.35132 14.79071 15.2346 15.6814 16.129 16.581 17.0358 17.4948 17.9565 18.4196 18.8893 19.3573 19.8334 20.3087 20.79 21.7628 22.7531 23.753 24.777 25.8131 330 12.33959 12.75673 13.17697 13.59804 14.02328 14.44878 14.8787 15.3116 15.7456 16.1812 16.6223 17.0619 17.507 17.9565 18.406 18.8573 19.3162 19.7746 20.2347 21.1685 22.1141 23.0734 24.0442 25.0313 340 12.07875 12.48439 12.89324 13.30318 13.71554 14.13028 14.5455 14.9656 15.387 15.8103 16.2338 16.6611 17.094 17.5254 17.9598 18.3993 18.8359 19.279 19.7239 20.6228 21.5332 22.4517 23.3863 24.325 350 11.8325 12.22816 12.62562 13.02492 13.42642 13.82935 14.2349 14.6413 15.0489 15.4607 15.873 16.2893 16.7056 17.1233 17.5469 17.9695 18.3959 18.8218 19.253 20.1207 20.9952 21.8818 22.779 23.6855 360 11.59958 11.98466 12.37318 12.76161 13.1527 13.54646 13.9392 14.3369 14.7341 15.1332 15.5352 15.9388 16.3425 16.7504 17.1585 17.5685 17.9824 18.3959 18.8111 19.6502 20.5002 21.3538 22.2173 23.0947 370 11.37786 11.75503 12.13298 12.51251 12.89491 13.27669 13.6612 14.0469 14.4363 14.8236 15.2161 15.6079 16.0026 16.3961 16.7954 17.1939 17.5932 17.9953 18.3993 19.216 20.0361 20.8638 21.7014 22.5428 380 11.16695 11.53536 11.90476 12.27596 12.64862 13.02253 13.3976 13.7741 14.1523 14.5328 14.912 15.2952 15.6789 16.0643 16.4501 16.8407 17.2295 17.6211 18.0148 18.8041 19.6002 20.404 21.2179 22.0313 390 10.96491 11.32631 11.6877 12.0511 12.41456 12.77955 13.1475 13.5153 13.885 14.2552 14.6263 14.9993 15.3752 15.7505 16.1264 16.5044 16.8862 17.2652 17.6491 18.4196 19.1939 19.976 20.7641 21.5564

续表 M2 水蒸气的密度

压力 (MPa)
6.2 6.4 6.6 6.8 7 7.2 7.4 7.6 7.8 8 8.2 8.4 8.6 8.8 9 9.2 9.4 9.6 9.8 10 10.5 11 11.5 12

温度(℃)
300 28.86 30.0842 31.3381 32.6264 33.9443 35.3107 36.7107 38.1679 39.6668 41.2201 42.8266 44.5038 310 27.7932 28.9352 30.1023 31.2891 32.5098 33.7496 35.0263 36.3372 37.679 39.0625 40.4858 41.9463 43.4594 45.0248 46.6636 48.3325 50.1002 51.9211 53.8503 320 26.8673 27.933 29.0276 30.1386 31.2695 32.4254 33.6022 34.8068 36.036 37.2995 38.5802 39.9042 41.2541 42.6439 44.0723 45.5581 47.081 48.6381 50.2513 51.9211 56.4016 61.4251 330 26.0349 27.049 28.082 29.129 30.1932 31.2793 32.3834 33.5008 34.65 35.8166 36.9959 38.2117 39.4477 40.7166 41.9992 43.3276 44.6828 46.0617 47.5059 48.9716 52.7983 56.9801 61.5385 66.5779 340 25.2845 26.2536 27.2331 28.2326 29.2398 30.2663 31.3087 32.3625 33.4336 34.5304 35.6379 36.7647 37.9075 39.0778 40.2576 41.4766 42.7168 43.9754 45.2694 46.5766 50 53.6481 57.5374 61.7665 350 24.6002 25.5297 26.469 27.4198 28.3849 29.36 30.349 31.348 32.3625 33.389 34.4353 35.4988 36.5764 37.6648 38.7747 39.9042 41.0509 42.2119 43.4028 44.603 47.7099 50.9944 54.4662 58.1058 360 23.9751 24.8694 25.7666 26.6809 27.6014 28.5388 29.4811 30.4321 31.3972 32.3834 33.3667 34.3761 35.3857 36.4166 37.4672 38.5208 39.5883 40.6835 41.7885 42.9 45.7875 48.8043 51.9211 55.2181 370 23.3973 24.2542 25.1256 26.001 26.8889 27.7855 28.6862 29.6033 30.525 31.4663 32.4044 33.3667 34.3289 35.3107 36.2976 37.2995 38.3142 39.3391 40.3714 41.425 44.1306 46.9263 49.8256 52.8262 380 22.8571 23.6911 24.5278 25.3743 26.2329 27.0929 27.9642 28.8434 29.7265 30.6279 31.5358 32.4465 33.3667 34.3053 35.2485 36.1925 37.1609 38.1388 39.1236 40.1123 42.6621 45.2899 47.9864 50.7872 390 22.3564 23.1589 23.9751 24.7954 25.6213 26.455 27.2926 28.1373 28.9939 29.8597 30.7314 31.6056 32.4886 33.389 34.2936 35.1988 36.1272 37.0508 37.9939 38.9408 41.3565 43.8404 46.3822 48.9956

续表 M2 水蒸气的密度

压力 (MPa)
12.5 13 13.5 14 14.5 15 15.5 16 16.5 17 17.5 18 18.5 19 19.5 20 21 22

温度(℃)
300 310 320 330 72.3066 340 66.313 71.3776 76.9823 83.3333 90.9091 350 62.0347 66.2252 70.7714 75.7002 81.1688 87.26 94.162 102.417 112.7904 360 58.6854 62.3441 66.2252 70.373 74.7943 79.6178 84.8176 90.5797 97.0874 104.3406 112.8159 123.3959 137.6084 370 55.9537 59.2417 62.6959 66.313 70.1262 74.184 78.4929 83.1255 88.1057 93.5454 99.5025 106.0445 113.4173 121.8027 132.0132 144.7597 194.4769 380 53.6769 56.6893 59.8086 63.0517 66.4452 70.028 73.7463 77.7001 81.8331 86.2813 90.9918 96.1538 101.5847 107.55 114.0641 121.8027 138.7347 163.6393 390 51.7063 54.4959 57.3723 60.35 63.4518 66.6666 69.979 73.4754 77.101 80.9717 84.9618 89.2061 93.633 98.4252 103.4875 108.9206 121.1094 135.5565

续表 M2 水蒸气的密度

压力 (MPa)
0.1 0.11 0.12 0.13 0.14 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 0.25 0.26 0.27 0.28 0.29 0.3 0.32 0.34 0.36

温度(℃)
400 0.32237 0.35461 0.38685 0.41911 0.45147 0.48379 0.51626 0.54855 0.58072 0.61316 0.64549 0.67787 0.71023 0.74261 0.77501 0.80743 0.83984 0.8723 0.90465 0.93712 0.96956 1.03445 1.09938 1.16442 410 0.31756 0.34941 0.38124 0.41305 0.44484 0.47664 0.50839 0.54025 0.57208 0.60408 0.63597 0.66787 0.69974 0.73164 0.76353 0.79548 0.8274 0.85933 0.89127 0.92319 0.95602 1.01916 1.08307 1.14705 420 0.31299 0.34435 0.37566 0.407 0.4384 0.4697 0.50125 0.53248 0.56402 0.59531 0.62672 0.65811 0.68956 0.72098 0.75245 0.78388 0.81533 0.84681 0.87827 0.90975 0.94118 1.00422 1.06724 1.13033 430 0.30855 0.33944 0.37023 0.40112 0.43215 0.46296 0.49407 0.52493 0.55586 0.58679 0.61774 0.64868 0.67967 0.71063 0.74162 0.77262 0.8036 0.83459 0.86558 0.89662 0.92764 0.98971 1.05186 1.11396 440 0.30414 0.33467 0.3651 0.39557 0.426076 0.45641 0.48709 0.5176 0.54795 0.57847 0.60898 0.63951 0.67002 0.70057 0.7311 0.76167 0.7922 0.82277 0.85332 0.88386 0.91449 0.97561 1.03681 1.09806 450 0.29994 0.32992 0.35997 0.39002 0.42017 0.45004 0.48031 0.5102 0.54025 0.57042 0.60049 0.6306 0.66068 0.6908 0.72088 0.75103 0.78113 0.81129 0.8414 0.87154 0.90171 0.962 1.02229 1.08272 460 0.29586 0.32541 0.35511 0.38476 0.41425 0.44405 0.47371 0.50327 0.53305 0.56259 0.59224 0.62193 0.65159 0.68129 0.71098 0.74069 0.77036 0.80006 0.82981 0.85955 0.88928 0.94868 1.00817 1.06769 470 0.2918 0.32103 0.35026 0.37951 0.40866 0.43802 0.46729 0.49652 0.52576 0.55497 0.58421 0.6135 0.64276 0.67204 0.70131 0.73062 0.75994 0.7892 0.81853 0.84782 0.87712 0.9358 0.99443 1.05319 480 0.28794 0.31676 0.34566 0.37439 0.40323 0.43215 0.46104 0.48972 0.51867 0.54756 0.5764 0.60529 0.63416 0.66304 0.69195 0.72082 0.74974 0.77863 0.80756 0.83647 0.86535 0.92328 0.98116 1.03907 490 0.28417 0.3126 0.34106 0.36955 0.39793 0.42644 0.45496 0.48333 0.51177 0.54034 0.56883 0.5973 0.62578 0.65428 0.68283 0.71134 0.73981 0.76834 0.79688 0.82542 0.85397 0.911 0.96815 1.02522

续表 M2 水蒸气的密度

压力 (MPa)
0.38 0.4 0.42 0.44 0.46 0.48 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 1 1.05 1.1 1.15 1.2 1.25 1.3 1.35

温度(℃)
400 1.22941 1.2945 1.35962 1.4247 1.48987 1.55497 1.62022 1.78348 1.94704 2.1106 2.2748 2.43902 2.60281 2.76778 2.93255 3.09789 3.26264 3.42818 3.59454 3.7594 3.92619 4.09333 4.25894 4.42674 410 1.21109 1.27518 1.33923 1.40351 1.46757 1.53186 1.59591 1.75685 1.91755 2.079 2.24014 2.40154 2.56345 2.72554 2.88767 3.04971 3.21234 3.37496 3.53857 3.70233 3.86548 4.02901 4.19287 4.3573 420 1.19332 1.25644 1.31961 1.38274 1.44592 1.50921 1.57257 1.7307 1.88929 2.04792 2.20702 2.36574 2.52525 2.68456 2.84414 3.00391 3.16456 3.32447 3.48432 3.64564 3.80662 3.96668 4.12882 4.29 430 1.17606 1.23824 1.30056 1.36277 1.42491 1.48721 1.54967 1.70561 1.86185 2.01816 2.17439 2.331 2.48818 2.6448 2.80191 2.95946 3.11721 3.27547 3.43289 3.59066 3.74953 3.90778 4.06669 4.22476 440 1.15929 1.2207 1.28189 1.34336 1.40469 1.46606 1.52742 1.68124 1.83486 1.98886 2.14316 2.29727 2.45218 2.60688 2.76167 2.9163 3.07125 3.22685 3.38295 3.53857 3.69413 3.8506 4.00641 4.1632 450 1.14312 1.20351 1.2649 1.32433 1.38485 1.4453 1.50602 1.65728 1.80897 1.96078 2.11282 2.26449 2.41721 2.56937 2.72183 2.87439 3.02755 3.18066 3.33333 3.48675 3.64033 3.79363 3.94789 4.10172 460 1.12727 1.1868 1.24642 1.30599 1.36575 1.42531 1.485 1.63425 1.7838 1.93349 2.0829 2.23314 2.38322 2.53293 2.68384 2.83366 2.98507 3.13578 3.28623 3.43761 3.58809 3.73972 3.89105 4.04367 470 1.11185 1.17069 1.22941 1.28816 1.34698 1.40588 1.46456 1.61186 1.75932 1.90658 2.05432 2.20216 2.35018 2.49813 2.6462 2.79486 2.94291 3.09119 3.24044 3.38983 3.53857 3.68732 3.8373 3.98565 480 1.09697 1.15487 1.21286 1.27081 1.32873 1.38677 1.44488 1.59008 1.73551 1.88076 2.02634 2.17202 2.31803 2.46366 2.61028 2.75634 2.90276 3.04878 3.19691 3.34225 3.48918 3.63636 3.78358 3.93082 490 1.08237 1.1396 1.19674 1.25392 1.31113 1.36836 1.42572 1.56887 1.71233 1.85563 1.9992 2.13416 2.28676 2.43072 2.57467 2.71887 2.86369 3.00752 3.15259 3.29707 3.44234 3.5868 3.73134 3.87747

续表 M2 水蒸气的密度

压力 (MPa)
1.4 1.45 1.5 1.55 1.6 1.65 1.7 1.75 1.8 1.85 1.9 1.95 2 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3 3.1

温度(℃)
400 4.59348 4.75964 4.92854 5.0959 5.26395 5.43224 5.60077 5.76954 5.93855 6.1078 6.2773 6.44703 6.61702 6.95772 7.29941 7.64209 7.98578 8.33049 8.67604 9.02283 9.37119 9.72006 10.06949 10.42045 410 4.5208 4.68604 4.84966 5.01505 5.18135 5.34474 5.51268 5.67859 5.84454 6.00962 6.17665 6.34518 6.51042 6.8451 7.1803 7.5171 7.85423 8.19269 8.5317 8.87233 9.21319 9.55566 9.89903 10.2428 420 4.45236 4.61255 4.77555 4.93827 5.09944 5.26316 5.42594 5.58971 5.75374 5.91716 6.07903 6.2422 6.40615 6.73627 7.06614 7.39645 7.72798 8.05997 8.39349 8.72753 9.06208 9.39761 9.73425 10.07151 430 4.38404 4.54339 4.70367 4.86381 5.0226 5.18135 5.34188 5.50358 5.66251 5.82411 5.98444 6.14628 6.30915 6.6313 6.95555 7.28014 7.60572 7.9321 8.25968 8.58738 8.91663 9.24642 9.57671 9.90786 440 4.31965 4.47628 4.63392 4.78927 4.94805 5.10465 5.26316 5.42005 5.57724 5.73723 5.89623 6.05327 6.21118 6.52997 6.84838 7.16794 7.48783 7.80884 8.13074 8.45309 8.77578 9.1 9.42418 9.74944 450 4.25713 4.53104 4.56413 4.71978 4.87459 5.02957 5.18472 5.34003 5.49551 5.65115 5.80696 5.96293 6.11907 6.43186 6.74532 7.05545 7.37426 7.68976 8.00576 8.32293 8.64005 8.95897 9.2776 9.59727 460 4.19463 4.34783 4.49843 4.65116 4.80307 4.9554 5.10986 5.26316 5.41419 5.56793 5.72082 5.87544 6.02773 6.33714 6.6454 6.95459 7.26427 7.57461 7.88581 8.19739 8.50919 8.82223 9.13576 9.45001 470 4.13565 4.28633 4.43459 4.58505 4.73485 4.8852 5.035247 5.18672 5.33903 5.48847 5.64016 5.79039 5.94177 6.24493 6.54879 6.85307 7.15768 7.46324 7.7694 8.07559 8.38293 8.69036 8.99928 9.30839 480 4.0783 4.22654 4.37254 4.5208 4.66853 4.81696 4.96524 5.11509 5.26316 5.41126 5.55864 5.70776 5.85823 6.15612 6.45494 6.75447 7.05467 7.3551 7.65638 7.95798 8.26037 8.56311 8.86682 9.17095 490 4.02253 4.1684 4.31406 4.45831 4.60405 4.75059 4.89716 5.04286 5.18941 5.33618 5.48246 5.62746 5.77701 6.0698 6.36416 6.65912 6.95459 7.25058 7.54717 7.84437 8.142 8.44024 8.73897 9.03751

续表 M2 水蒸气的密度

压力 (MPa)
3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 5 5.2 5.4 5.6 5.8 6

温度(℃)
400 10.77248 11.12559 11.4798 11.83511 12.19215 12.54863 12.9082 13.2679 13.6277 13.9899 14.3534 14.7189 15.083 15.4511 15.8203 16.1891 16.559 16.9319 17.304 18.0538 18.8076 19.5695 20.3335 21.106 410 10.58761 10.93374 11.28032 11.62962 11.97748 12.32742 12.6791 13.031 13.3851 13.7382 14.0944 14.4509 14.8082 15.1676 15.5255 15.8881 16.2496 16.6113 16.975 17.7085 18.4434 19.1865 19.9322 20.6825 420 10.41016 10.7492 11.09016 11.43118 11.77302 12.11681 12.4611 12.8057 13.151 13.4971 13.8466 14.1945 14.5433 14.8943 15.2462 15.6006 15.9541 16.3079 16.6639 17.3792 18.0995 18.8218 19.5503 20.2799 430 10.23961 10.57306 10.90631 11.24101 11.57675 11.91327 12.2504 12.5881 12.9282 13.2679 13.6073 13.9489 14.2918 14.6349 14.979 15.3257 15.6715 16.0179 16.3666 17.3792 17.7683 18.474 19.1865 19.9005 440 10.07557 10.4026 10.7308 11.0583 11.38822 11.71783 12.0482 12.3808 12.7129 13.0463 13.3797 13.7155 14.0509 14.3864 14.7254 15.0625 15.4012 15.7406 16.0823 17.0648 17.4551 18.1455 18.8395 19.5389 450 9.91764 10.23873 10.56053 10.88305 11.20574 11.53004 11.8554 12.1803 12.5063 12.8337 13.1614 13.4898 13.8198 14.1483 14.4802 14.8104 15.1423 15.4775 15.8103 16.7673 17.1527 17.8285 18.5082 19.1939 460 9.76467 10.0806 10.39717 10.71352 11.03144 11.34945 11.6686 11.9875 12.3077 12.6295 12.95 13.2732 13.5962 13.9198 14.245 14.5688 14.8943 15.2207 15.5497 16.2048 16.8663 17.5285 18.1951 18.8608 470 9.61816 9.92753 10.23856 10.55075 10.86248 11.17443 11.4877 11.8022 12.1168 12.4316 12.7486 13.0651 13.3815 13.6985 14.0174 14.3369 14.6563 14.9768 15.2975 15.9413 16.5893 17.2384 17.8923 18.546 480 9.47508 9.77995 10.08573 10.39285 10.69862 11.00715 11.3148 11.6225 11.9318 12.2414 12.5518 12.8634 13.1752 13.4862 13.7988 14.1123 14.4279 14.7406 15.0557 15.6887 16.3239 16.9607 17.5994 18.2415 490 9.33794 9.63763 9.93838 10.23961 10.54185 10.84363 11.147 11.4508 11.7536 12.0584 12.364 12.6695 12.9752 13.282 13.5888 13.8966 14.2066 14.5138 14.8236 15.444 16.0668 16.6945 17.322 17.9501

续表 M2 水蒸气的密度

压力 (MPa)
6.2 6.4 6.6 6.8 7 7.2 7.4 7.6 7.8 8 8.2 8.4 8.6 8.8 9 9.2 9.4 9.6 9.8 10 10.5 11 11.5 12

温度(℃)
400 21.8818 22.6655 23.4522 24.2483 25.0501 25.8532 26.6667 27.4876 28.3126 29.146 29.985 30.8356 31.6857 32.5415 33.4113 34.2818 35.1741 36.062 36.9549 37.8644 40.1768 42.5351 44.9438 47.4383 410 21.4408 22.1976 22.9674 23.7361 24.5158 25.2972 26.0824 26.8817 27.6778 28.4819 29.2912 30.1114 30.9406 31.7662 32.6052 33.4448 34.2936 35.1494 36.0101 36.8868 39.093 41.3565 43.6491 46.0193 420 21.0172 21.7581 22.5073 23.2558 24.0096 24.7709 25.5363 26.3089 27.0856 27.8629 28.6533 29.4377 30.2389 31.0366 31.8471 32.6584 33.4784 34.3053 35.137 35.9842 38.1098 40.2739 42.4809 44.7227 430 20.6186 21.3447 22.0702 22.7998 23.5349 24.2777 25.0188 25.7732 26.5252 27.2851 28.0426 28.8101 29.5858 30.3674 31.1429 31.9387 32.7332 33.5233 34.3289 35.137 37.1885 39.2773 41.3907 43.554 440 20.2388 20.9468 21.6544 22.3714 23.0894 23.8095 24.5339 25.2653 25.9943 26.738 27.4801 28.2247 28.9771 29.7265 30.4878 31.25 32.0205 32.7976 33.5683 34.3525 36.3372 38.3436 40.3877 42.4628 450 19.8807 20.5677 21.263 21.9587 22.6603 23.3645 24.0732 24.7831 25.4972 26.2192 26.9397 27.6625 28.393 29.129 29.8686 30.6091 31.3578 32.113 32.8623 33.6247 35.5366 37.4813 39.4633 41.4594 460 19.5351 20.2102 20.8855 21.5703 22.2519 22.941 23.6295 24.325 25.025 25.7268 26.4271 27.137 27.8474 28.5633 29.2826 30.003 30.7314 31.4564 32.1958 32.9381 34.7947 36.6838 38.5951 40.5351 470 19.2049 19.8649 20.5297 21.1954 21.8627 22.5378 23.2126 23.8892 24.57 25.2589 25.9471 26.6383 27.3299 28.0269 28.7274 29.4291 30.1386 30.8547 31.5657 32.2789 34.0948 35.9195 37.7786 39.6511 480 18.8857 19.5351 20.1857 20.8377 21.4915 22.1533 22.8102 23.4742 24.1429 24.8139 25.4842 26.1575 26.8384 27.5179 28.2008 28.885 29.577 30.2663 30.9693 31.6656 33.4225 35.2113 37.0096 38.835 490 18.5839 19.2197 19.857 20.496 21.1372 21.7817 22.4266 23.0787 23.7304 24.3843 25.0438 25.7003 26.3644 27.0343 27.7008 28.3688 29.0444 29.7177 30.3951 31.0849 32.7976 34.5304 36.2845 38.0662

续表 M2 水蒸气的密度

压力 (MPa)
12.5 13 13.5 14 14.5 15 15.5 16 16.5 17 17.5 18 18.5 19 19.5 20 21 22

温度(℃)
400 49.975 52.5762 55.2792 58.0383 60.9013 63.857 66.8896 70.0771 73.3138 76.746 80.2568 83.9631 87.7963 92.5926 96.0615 100.5328 110.2414 121.1974 410 48.4262 50.8906 53.4188 56.0224 58.6854 61.4251 64.2674 67.1592 70.1754 73.2601 76.4526 79.7448 83.1947 86.7303 90.4159 94.2507 102.48 111.4952 420 47.0367 49.3827 51.7866 54.2299 56.7537 59.312 61.9579 64.6831 67.4309 70.2741 73.2064 76.2777 79.3651 82.5764 85.9107 89.2857 96.5251 104.297 430 45.7457 48.0077 50.2765 52.6316 55.0055 57.4383 59.9161 62.461 65.0618 67.7507 70.4722 73.2601 76.1035 79.0514 82.1018 85.1789 91.7431 98.6193 440 44.5831 46.729 48.9237 51.1509 53.4188 55.7414 58.1058 60.4961 62.9723 65.4879 68.0272 70.6215 73.3138 76.0456 78.8644 81.0373 87.6424 93.985 450 43.4972 45.5789 47.6644 49.8008 51.9751 54.2005 56.4334 58.7199 61.0501 63.4518 65.8762 68.306 70.8215 73.4212 76.0456 78.6782 84.246 90.009 460 42.4989 44.5038 46.5116 48.5683 50.6586 52.7704 54.9451 57.1102 59.3472 61.6143 63.8978 66.2252 68.6342 71.0227 73.5294 76.0456 81.1688 86.5801 470 41.5628 43.4972 45.4545 47.4383 49.4315 51.4668 53.5332 55.6483 57.7701 59.952 62.1118 64.3501 66.6223 68.918 71.2758 73.6377 78.4929 83.5422 480 40.6835 42.5532 44.4444 46.3607 48.3092 50.2765 52.2739 54.2888 56.338 58.4112 60.4961 62.6174 64.8088 66.9792 69.2042 71.4796 76.1035 80.8407 490 39.8565 41.6666 43.5161 45.3721 47.2367 49.14 51.0725 53.0223 54.9753 56.9801 58.9971 61.0501 63.1313 65.2316 67.3401 69.4927 73.9098 78.4314


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