μ＝ρν
油类名称温度t密度ρ比热容Cp导热系数λ导温系数α动力粘度μ运动粘度ν普兰德数Pr ℃kg/m3kJ/(kg℃)w/(m℃)m2/s1kg/(m.s)m2/s Cpμ/λ
×10-6×10-6×10-6
汽油0900 1.80.1450.897
50 1.8420.1370.667
20908.4 1.8380.1280.09475632086208000
40895.5 1.9090.1260.1094120892.51351480
柴油60882.4 1.980.1240.12363970845630 80870 2.0520.1230.13671740020290
100857 2.1230.1220.15069255.610.8162
0899 1.7960.1480.08943847720428047100
润滑油40876 1.9550.1440.08612119922422870 80852 2.1310.1380.08063195037.5490
120829 2.3070.1350.07510279.612.4175
20871 1.8510.1440.08941306515168
锭子油40858 1.9340.1430.08616803.947.9392 80832 2.1020.1410.08062828.8 3.442.1
120807 2.2690.1380.0751541.37 1.9125.5
20866 1.8920.1240.0758*******.5481
变压器油40852 1.9930.1230.072514228.416.7230 60842 2.0930.1220.06927325.48.7126
80830 2.1980.120.06564316 5.279.4
100818 2.294 1.1190.06333108.4 3.860.3
30透平油10905 1.80.1290.07943077003404270 20899 1.8340.1290.07811456381622070
30893 1.8710.1280.076774119831080
40886 1.9050.1270.07564341449648
50880 1.9430.1270.07422728031418
60873 1.9760.1260.073117896.520.5281
70867 2.0140.1260.071912658.214.6203
80861 2.0470.1240.07069212.710.7151
90854 2.0850.1230.06976789.37.95114
100848 2.1190.1230.06865088687.4
10902 1.8130.12970.07941894202102600 22透平油20895.5 1.8510.1290.0777859689612500 30888.5 1.8880.12830.076747801.353.8695
40882.5 1.9220.12760.07533177036432
50876 1.9590.12680.073918746.421.4288
60869.5 1.9970.12610.072812781.6514.7200
70863 2.0310.12540.07179061.510.5150
80856.5 2.0640.12470.07086766.357.9116
90850 2.0980.1240.06945100691
100843.5 2.1350.12320.06834006.625 4.7572