S35000 Stainless Steel vs. Nuclear Grade Hafnium
S35000 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 S35000 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, % | 2.3 to 14 | |
| 25 |
| Poisson's Ratio | 0.28 | |
| 0.26 |
| Shear Modulus, GPa | 78 | |
| 31 |
| Tensile Strength: Ultimate (UTS), MPa | 1300 to 1570 | |
| 350 |
| Tensile Strength: Yield (Proof), MPa | 660 to 1160 | |
| 170 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 130 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 140 |
| Thermal Expansion, µm/m-K | 11 | |
| 5.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 13 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 28 to 170 | |
| 73 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1070 to 3360 | |
| 180 |
| Stiffness to Weight: Axial, points | 14 | |
| 3.3 |
| Stiffness to Weight: Bending, points | 25 | |
| 11 |
| Strength to Weight: Axial, points | 46 to 56 | |
| 7.4 |
| Strength to Weight: Bending, points | 34 to 38 | |
| 8.4 |
| Thermal Shock Resistance, points | 42 to 51 | |
| 55 |
Alloy Composition
| Carbon (C), % | 0.070 to 0.11 | |
| 0 |
| Chromium (Cr), % | 16 to 17 | |
| 0 |
| Hafnium (Hf), % | 0 | |
| 99.8 to 100 |
| Iron (Fe), % | 72.7 to 76.9 | |
| 0 |
| Manganese (Mn), % | 0.5 to 1.3 | |
| 0 |
| Molybdenum (Mo), % | 2.5 to 3.2 | |
| 0 |
| Nickel (Ni), % | 4.0 to 5.0 | |
| 0 |
| Nitrogen (N), % | 0.070 to 0.13 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.23 |