| Thermal Properties of Hydrogen, H2 (Gaseous) | ||||||||||
| Molecular Weight, 2.016 | ||||||||||
| Normal Boiling Point 20.268 K | Triple Pt. Temp, 13.81K | Critical Point, 32.98 K | ||||||||
| T (K) | Density | Heat Capacity | Thermal Conductivity | Viscosity | Prandtl Number | |||||
| (g/cc) | (J/gK) | (W/cmK) | (g/cm sec) | Pr | ||||||
| 2000 | 1.23E-05 | 18.180 | 8.92E-03 | 3.26E-04 | 0.67 | |||||
| 1500 | 1.60E-05 | 16.050 | 6.22E-03 | 2.68E-04 | 0.69 | |||||
| 1000 | 2.46E-05 | 14.980 | 4.45E-03 | 2.03E-04 | 0.68 | |||||
| 800 | 3.07E-05 | 14.700 | 3.75E-03 | 1.74E-04 | 0.68 | |||||
| 600 | 4.09E-05 | 14.550 | 3.05E-03 | 1.43E-04 | 0.68 | |||||
| 500 | 4.91E-05 | 14.520 | 2.69E-03 | 1.27E-04 | 0.68 | |||||
| 400 | 6.14E-05 | 14.550 | 2.31E-03 | 1.09E-04 | 0.68 | |||||
| 300 | 8.18E-05 | 14.850 | 1.94E-03 | 8.95E-05 | 0.69 | |||||
| 250 | 9.80E-05 | 15.330 | 1.76E-03 | 7.90E-05 | 0.69 | |||||
| 200 | 1.23E-04 | 16.080 | 1.57E-03 | 6.78E-05 | 0.70 | |||||
| 150 | 1.64E-04 | 16.160 | 1.29E-03 | 5.56E-05 | 0.70 | |||||
| 100 | 2.46E-04 | 13.400 | 8.01E-04 | 4.21E-05 | 0.70 | |||||
| 80 | 3.08E-04 | 11.770 | 6.03E-04 | 3.59E-05 | 0.70 | |||||
| 60 | 4.11E-04 | 10.740 | 4.47E-04 | 2.90E-05 | 0.70 | |||||
| 40 | 6.24E-04 | 10.580 | 3.09E-04 | 2.08E-05 | 0.71 | |||||
| 30 | 8.47E-04 | 10.830 | 2.40E-04 | 1.62E-05 | 0.73 | |||||
| 25 | 1.04E-03 | 11.170 | 2.02E-04 | 1.37E-05 | 0.76 | |||||
| T(K) = Temperature in Kelvin, T(C) = Temperature in Celsius | ||||||||||
| T (C) = T (K) - 273 | ||||||||||
| Heat Capacity [=] 1 J/gK = 0.23864 BTU/lbm/F | ||||||||||
| Thermal Conductivity [=] 1 W/cmK = 57.77 BTU/hr/ft/F | ||||||||||
| Viscosity [=] 1 g/cm sec = 1 poise = 241.9 lbm/ft/hr | ||||||||||
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