AISI 310S Stainless Steel vs. Nuclear Grade Hafnium
AISI 310S stainless 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 (16, in this case) are not shown.
For each property being compared, the top bar is AISI 310S stainless steel and the bottom bar is nuclear grade hafnium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 78 |
| Elongation at Break, % | 34 to 44 | |
| 25 |
| Poisson's Ratio | 0.27 | |
| 0.26 |
| Shear Modulus, GPa | 79 | |
| 31 |
| Tensile Strength: Ultimate (UTS), MPa | 600 to 710 | |
| 350 |
| Tensile Strength: Yield (Proof), MPa | 270 to 350 | |
| 170 |
Thermal Properties
| Latent Heat of Fusion, J/g | 310 | |
| 130 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 140 |
| Thermal Expansion, µm/m-K | 16 | |
| 5.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.9 | |
| 13 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 200 to 220 | |
| 73 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 to 310 | |
| 180 |
| Stiffness to Weight: Axial, points | 14 | |
| 3.3 |
| Stiffness to Weight: Bending, points | 25 | |
| 11 |
| Strength to Weight: Axial, points | 21 to 25 | |
| 7.4 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 8.4 |
| Thermal Shock Resistance, points | 14 to 16 | |
| 55 |
Alloy Composition
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| Carbon (C), % | 0 to 0.080 | |
| 0 |
| Chromium (Cr), % | 24 to 26 | |
| 0 |
| Hafnium (Hf), % | 0 | |
| 99.8 to 100 |
| Iron (Fe), % | 48.3 to 57 | |
| 0 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Nickel (Ni), % | 19 to 22 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 |
| Silicon (Si), % | 0 to 1.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.23 |