Nuclear Grade Hafnium vs. C82600 Copper
Nuclear grade hafnium belongs to the otherwise unclassified metals classification, while C82600 copper belongs to the copper alloys. There are 17 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is nuclear grade hafnium and the bottom bar is C82600 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 78 | |
| 120 |
| Elongation at Break, % | 25 | |
| 1.0 to 20 |
| Poisson's Ratio | 0.26 | |
| 0.33 |
| Shear Modulus, GPa | 31 | |
| 46 |
| Tensile Strength: Ultimate (UTS), MPa | 350 | |
| 570 to 1140 |
| Tensile Strength: Yield (Proof), MPa | 170 | |
| 320 to 1070 |
Thermal Properties
| Latent Heat of Fusion, J/g | 130 | |
| 240 |
| Specific Heat Capacity, J/kg-K | 140 | |
| 390 |
| Thermal Expansion, µm/m-K | 5.9 | |
| 17 |
Otherwise Unclassified Properties
| Density, g/cm3 | 13 | |
| 8.7 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 73 | |
| 11 to 97 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 180 | |
| 430 to 4690 |
| Stiffness to Weight: Axial, points | 3.3 | |
| 7.8 |
| Stiffness to Weight: Bending, points | 11 | |
| 19 |
| Strength to Weight: Axial, points | 7.4 | |
| 18 to 36 |
| Strength to Weight: Bending, points | 8.4 | |
| 17 to 28 |
| Thermal Shock Resistance, points | 55 | |
| 19 to 39 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.15 |
| Beryllium (Be), % | 0 | |
| 2.3 to 2.6 |
| Chromium (Cr), % | 0 | |
| 0 to 0.1 |
| Cobalt (Co), % | 0 | |
| 0.35 to 0.65 |
| Copper (Cu), % | 0 | |
| 94.9 to 97.2 |
| Hafnium (Hf), % | 99.8 to 100 | |
| 0 |
| Iron (Fe), % | 0 | |
| 0 to 0.25 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Nickel (Ni), % | 0 | |
| 0 to 0.2 |
| Silicon (Si), % | 0 | |
| 0.2 to 0.35 |
| Tin (Sn), % | 0 | |
| 0 to 0.1 |
| Titanium (Ti), % | 0 | |
| 0 to 0.12 |
| Zinc (Zn), % | 0 | |
| 0 to 0.1 |
| Residuals, % | 0 to 0.23 | |
| 0 to 0.5 |