Mechanical Properties of Potassium and Rubidium

Potassium

Rubidium

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1 Mechanical

1.1 Density

1.1.1 Density At Room Temperature

0.86 g/cm³1.53 g/cm³

0.534 40.7

1.1.2 Density When Liquid (at m.p.)

0.83 g/cm31.46 g/cm3

0.512 20

1.2 Tensile Strength

NANA

2.5 11000

1.3 Viscosity

NANA

0.001526 0.001526

1.4 Vapor Pressure

1.4.1 Vapor Pressure at 1000 K

NANA

2.47E-11 121

1.4.2 Vapor Pressure at 2000 K

NANA

2.62E-10 774

1.5 Elasticity properties

1.5.1 Shear Modulus

1.30 GPaNA

1.3 222

1.5.2 Bulk Modulus

3.10 GPa2.50 GPa

1.6 462

1.5.3 Young's Modulus

3.53 GPa2.40 GPa

1.7 528

1.6 Poisson Ratio

NANA

0.032 0.47

1.7 Other Mechanical Properties

Ductile

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