水的物性
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水的物理性质
( 2010-11-10 )
温度t/℃ 饱和蒸气压 p/kPa 密度ρ/kg·m-3 焓H/kJ·kg-1 比定压热容cp/kJ·kg-1·K-1 导热系数λ/10-2W·m-1·K-1 粘度μ/10-5Pa·s 体积膨胀系数α/10-4K-1 表面张力σ/10-3N·m-1
0 0.6082 999.9 0 4.212 55.13 179.21 0.63 75.6
10 1.2262 999.7 42.04 4.197 57.45 130.77 0.70 74.1
20 2.3346 998.2 83.90 4.183 59.89 100.50 1.82 72.6
30 4.2474 995.7 125.69 4.174 61.76 80.07 3.21 71.2
40 7.3766 992.2 165.71 4.174 63.38 65.60 3.87 69.6
50 12.31 988.1 209.30 4.174 64.78 54.94 4.49 67.7
60 19.932 983.2 251.12 4.178 65.94 46.88 5.11 66.2
70 31.164 977.8 292.99 4.178 66.76 40.61 5.70 64.3
80 47.379 971.8 334.94 4.195 67.45 35.65 6.32 62.6
90 70.136 965.3 376.98 4.208 67.98 31.65 6.95 60.7
100 101.33 958.4 419.10 4.220 68.04 28.38 7.52 58.8
110 143.31 951.0 461.34 4.238 68.27 25.89 8.08 56.9
120 198.64 943.1 503.67 4.250 68.50 23.73 8.64 54.8
130 270.25 934.8 546.38 4.266 68.50 21.77 9.17 52.8
140 361.47 926.1 589.08 4.287 68.27 20.10 9.72 50.7
150 476.24 917.0 632.20 4.312 68.38 18.63 10.3 48.6
160 618.28 907.4 675.33 4.346 68.27 17.36 10.7 46.6
170 792.59 897.3 719.29 4.379 67.92 16.28 11.3 45.3
180 1003.5 886.9 763.25 4.417 67.45 15.30 11.9 42.3
190 1255.6 876.0 807.63 4.460 66.99 14.42 12.6 40.8
200 1554.77 863.0 852.43 4.505 66.29 13.63 13.3 38.4
210 1917.72 852.8 897.65 4.555 65.48 13.04 14.1 36.1
220 2320.88 840.3 943.70 4.614 64.55 12.46 14.8 33.8
230 2798.59 827.3 990.18 4.681 63.73 11.97 15.9 31.6 240 3347.91 813.6 1037.49 4.756 62.80 11.47 16.8 29.1
250 3977.67 799.0 1085.64 4.844 61.76 10.98 18.1 26.7
260 4693.75 784.0 1135.04 4.949 60.84 10.59 19.7 24.2
270 5503.99 767.9 1185.28 5.070 59.96 10.20 21.6 21.9
280 6417.24 750.7 1236.28 5.229 57.45 9.81 23.7 19.5
290 7443.29 732.3 1289.95 5.485 55.82 9.42 26.2 17.2
300 8592.94 712.5 1344.80 5.736 53.96 9.12 29.2 14.7
310 9877.96 691.1 1402.16 6.071 52.34 8.83 32.9 12.3
320 11300.3 667.1 1462.03 6.573 50.59 8.53 38.2 10.0
330 12879.6 640.2 1526.19 7.243 48.73 8.14 43.3 7.82
340 14615.9 610.1 1594.75 8.164 45.71 7.75 53.4 5.78
350 16538.5 574.4 1671.37 9.504 43.03 7.26 66.8 3.89
360 18667.1 528.0 1761.39 13.984 39.54 6.67 109 2.06
370 21040.9 450.5 1892.43 40.319 33.73 5.69 264 0.48