Nickel 690 vs. Reactor Grade Zirconium
Nickel 690 belongs to the nickel alloys classification, while reactor grade zirconium belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is nickel 690 and the bottom bar is reactor grade zirconium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 98 |
| Elongation at Break, % | 3.4 to 34 | |
| 21 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Shear Modulus, GPa | 79 | |
| 37 |
| Tensile Strength: Ultimate (UTS), MPa | 640 to 990 | |
| 330 |
| Tensile Strength: Yield (Proof), MPa | 250 to 760 | |
| 160 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 270 |
| Thermal Conductivity, W/m-K | 14 | |
| 22 |
| Thermal Expansion, µm/m-K | 14 | |
| 5.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.3 | |
| 6.5 |
| Embodied Water, L/kg | 290 | |
| 280 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 31 to 170 | |
| 56 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 1440 | |
| 130 |
| Stiffness to Weight: Axial, points | 13 | |
| 8.4 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 21 to 33 | |
| 14 |
| Strength to Weight: Bending, points | 20 to 27 | |
| 16 |
| Thermal Diffusivity, mm2/s | 3.5 | |
| 13 |
| Thermal Shock Resistance, points | 16 to 25 | |
| 41 |
Alloy Composition
| Carbon (C), % | 0 to 0.050 | |
| 0 |
| Chromium (Cr), % | 27 to 31 | |
| 0 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 |
| Iron (Fe), % | 7.0 to 11 | |
| 0 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 |
| Nickel (Ni), % | 58 to 66 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 99.7 to 100 |
| Residuals, % | 0 | |
| 0 to 0.27 |