Potassium - Thermophysical Properties

Thermophysical properties of potassium

Potassium is a chemical element with the symbol K.

Thermophysical properties for temperatures ranging 350 - 820 oC are indicated in the table below.

Temperature
(oC)
Latent Heat
(kJ/kg)
Liquid Density
(kg/m3)
Vapor Density
(kg/m3)
Liquid Thermal Conductivity
(W/moC)
Liquid Viscosity
(cP)
Vapor Viscosity
 (102 cP)
Vapor Pressure
(bar)
Vapor Specific Heat
(kJ/kgoC)
Liquid Surface Tension
 (102 N/m)
350 2093 763 0.002 51.1 0.21 0.15 0.01 5.3 9.5
400 2078 748 0.006 49.1 0.19 0.16 0.01 5.3 9.0
450 2060 735 0.015 47.1 0.18 0.16 0.02 5.3 8.7
500 2040 725 0.031 45.1 0.17 0.17 0.05 5.3 8.4
550 2020 715 0.062 43.3 0.15 0.17 0.10 5.3 8.2
600 2000 705 0.111 41.8 0.14 0.18 0.19 5.3 7.9
650 1980 695 0.193 40.1 0.13 0.19 0.35 5.3 7.5
700 1960 685 0.314 38.1 0.12 0.19 0.61 5.3 7.1
750 1938 675 0.486 36.3 0.12 0.20 0.99 5.3 6.7
800 1913 665 0.716 34.8 0.11 0.20 1.55 5.3 6.3
850 1883 653 1.054 33.3 0.10 0.21 2.34 5.3 5.9

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