Hafnium plate

Symbol:

Hf

Atomic Number:

72

Atomic Weight:

178.49

Density:

13.31 gm/cc

Melting Point:

2227 ^oC

Boiling Point:

4602 ^oC

Thermal Conductivity:

0.230 W/cm/K @ 298.2 K

Electrical Resistivity:

35.1 microhm-cm @ 25 ^oC

Electronegativity:

1.3 Paulings

Specific Heat:

0.035 Cal/g/K @ 25 ^oC

Heat of Vaporization:

155 K-Cal/gm atom at 4602 ^oC

Heat of Fusion:

6.0 Cal/gm mole

Thermal Neutron Cross Section:

115 Barns