空气的密度粘度随温度的变化表

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干空气的物理性质

ρ/kg·m-3cp/kJ·kg-1·K-1λ/10-2W·m-1·K-1μ/10-5Pa·s

温度t/℃密度比定压热容导热系数粘度普兰德数Pr

-501.584-401.515-301.453-201.395-101.34201.293101.247201.205301.165401.128501.093601.06701.029801900.9721000.9461200.8981400.8541600.8151800.7792000.7462500.6743000.6153500.5664000.5245000.4566000.4047000.3628000.3299000.30110000.27711000.25712000.2391.0131.0131.0131.0091.0091.0091.0091.0131.0131.0131.0171.0171.0221.0221.0221.0261.0261.0261.0341.0341.0431.0471.0551.0681.0721.0891.1021.1141.1271.1391.1521.1642.0351.462.1171.522.1981.572.2791.622.361.672.4421.722.5121.762.5931.812.6751.862.7561.912.8261.962.8962.012.9662.063.0472.113.1282.153.212.193.3382.283.4892.373.642.453.782.533.9312.64.2682.744.6052.974.9083.145.213.35.7453.626.2223.916.7114.187.1764.437.634.678.0714.98.5025.129.1535.350.7280.7280.7230.7160.7120.7070.7050.7030.7010.6990.6980.6960.6940.6920.690.6880.6860.6840.6820.6810.680.6770.6740.6760.6780.6870.6990.7060.7130.7170.7190.7220.724

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