Hafnium (Hf)
Refractory Metals | Atomic Number: 72
Basic Properties
Hf
72
178.49 g/mol
| Element Category | Refractory Metals |
|---|---|
| Atomic Number | 72 |
| Atomic Weight | 178.49 g/mol |
Crystal Structure Visualization
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Description
A lustrous, silvery metal often found with zirconium with excellent mechanical properties and neutron absorption
| Density | 13.31 g/cm³ |
|---|
| Tensile Strength | N/A |
|---|---|
| Hardness | N/A |
| Melting Point | 2233°C |
|---|---|
| Boiling Point | 4603°C |
| No electrical properties data available |
| Corrosion Resistance | Excellent |
|---|
Applications
Nuclear reactor control rods, plasma cutting tips, superalloys, high-temperature ceramics
Production Methods
Extracted from zircon.
History
Discovered in 1923.