SAE-AISI 5160 Steel vs. Nuclear Grade Hafnium
SAE-AISI 5160 steel belongs to the iron alloys classification, while nuclear grade hafnium belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI 5160 steel and the bottom bar is nuclear grade hafnium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 78 |
| Elongation at Break, % | 12 to 18 | |
| 25 |
| Poisson's Ratio | 0.29 | |
| 0.26 |
| Shear Modulus, GPa | 73 | |
| 31 |
| Tensile Strength: Ultimate (UTS), MPa | 660 to 1150 | |
| 350 |
| Tensile Strength: Yield (Proof), MPa | 280 to 1010 | |
| 170 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 130 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 140 |
| Thermal Expansion, µm/m-K | 13 | |
| 5.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 13 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 73 to 160 | |
| 73 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 200 to 2700 | |
| 180 |
| Stiffness to Weight: Axial, points | 13 | |
| 3.3 |
| Stiffness to Weight: Bending, points | 24 | |
| 11 |
| Strength to Weight: Axial, points | 23 to 41 | |
| 7.4 |
| Strength to Weight: Bending, points | 22 to 31 | |
| 8.4 |
| Thermal Shock Resistance, points | 19 to 34 | |
| 55 |
Alloy Composition
| Carbon (C), % | 0.56 to 0.61 | |
| 0 |
| Chromium (Cr), % | 0.7 to 0.9 | |
| 0 |
| Hafnium (Hf), % | 0 | |
| 99.8 to 100 |
| Iron (Fe), % | 97.1 to 97.8 | |
| 0 |
| Manganese (Mn), % | 0.75 to 1.0 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0 |
| Sulfur (S), % | 0 to 0.040 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.23 |