Nuclear Grade Hafnium vs. K94200 Alloy
Nuclear grade hafnium belongs to the otherwise unclassified metals classification, while K94200 alloy belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is nuclear grade hafnium and the bottom bar is K94200 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 78 | |
| 140 |
| Elongation at Break, % | 25 | |
| 5.0 to 32 |
| Poisson's Ratio | 0.26 | |
| 0.34 |
| Shear Modulus, GPa | 31 | |
| 54 |
| Tensile Strength: Ultimate (UTS), MPa | 350 | |
| 500 to 710 |
| Tensile Strength: Yield (Proof), MPa | 170 | |
| 270 to 650 |
Thermal Properties
| Specific Heat Capacity, J/kg-K | 140 | |
| 500 |
| Thermal Expansion, µm/m-K | 5.9 | |
| 5.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 13 | |
| 8.2 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 73 | |
| 35 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 180 | |
| 250 to 1460 |
| Stiffness to Weight: Axial, points | 3.3 | |
| 9.8 |
| Stiffness to Weight: Bending, points | 11 | |
| 21 |
| Strength to Weight: Axial, points | 7.4 | |
| 17 to 24 |
| Strength to Weight: Bending, points | 8.4 | |
| 17 to 22 |
| Thermal Shock Resistance, points | 55 | |
| 49 to 70 |