Nuclear Grade Hafnium vs. Monel K-500
Nuclear grade hafnium belongs to the otherwise unclassified metals classification, while Monel K-500 belongs to the nickel alloys. There are 17 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.
For each property being compared, the top bar is nuclear grade hafnium and the bottom bar is Monel K-500.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 78 | |
| 160 |
| Elongation at Break, % | 25 | |
| 25 to 36 |
| Poisson's Ratio | 0.26 | |
| 0.32 |
| Shear Modulus, GPa | 31 | |
| 61 |
| Tensile Strength: Ultimate (UTS), MPa | 350 | |
| 640 to 1100 |
| Tensile Strength: Yield (Proof), MPa | 170 | |
| 310 to 880 |
Thermal Properties
| Latent Heat of Fusion, J/g | 130 | |
| 270 |
| Specific Heat Capacity, J/kg-K | 140 | |
| 440 |
| Thermal Expansion, µm/m-K | 5.9 | |
| 14 |
Otherwise Unclassified Properties
| Density, g/cm3 | 13 | |
| 8.7 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 73 | |
| 180 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 180 | |
| 300 to 2420 |
| Stiffness to Weight: Axial, points | 3.3 | |
| 10 |
| Stiffness to Weight: Bending, points | 11 | |
| 21 |
| Strength to Weight: Axial, points | 7.4 | |
| 21 to 35 |
| Strength to Weight: Bending, points | 8.4 | |
| 19 to 27 |
| Thermal Shock Resistance, points | 55 | |
| 21 to 36 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 2.3 to 3.2 |
| Carbon (C), % | 0 | |
| 0 to 0.18 |
| Copper (Cu), % | 0 | |
| 27 to 33 |
| Hafnium (Hf), % | 99.8 to 100 | |
| 0 |
| Iron (Fe), % | 0 | |
| 0 to 2.0 |
| Manganese (Mn), % | 0 | |
| 0 to 1.5 |
| Nickel (Ni), % | 0 | |
| 63 to 70.4 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Titanium (Ti), % | 0 | |
| 0.35 to 0.85 |
| Residuals, % | 0 to 0.23 | |
| 0 |