Reactor Grade Zirconium vs. EN 1.7335 Steel
Reactor grade zirconium belongs to the otherwise unclassified metals classification, while EN 1.7335 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is reactor grade zirconium and the bottom bar is EN 1.7335 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 98 | |
| 190 |
| Elongation at Break, % | 21 | |
| 21 to 22 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 37 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 330 | |
| 500 to 520 |
| Tensile Strength: Yield (Proof), MPa | 160 | |
| 280 to 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 470 |
| Thermal Conductivity, W/m-K | 22 | |
| 44 |
| Thermal Expansion, µm/m-K | 5.9 | |
| 13 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.5 | |
| 7.9 |
| Embodied Water, L/kg | 280 | |
| 52 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 56 | |
| 91 to 97 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 130 | |
| 210 to 260 |
| Stiffness to Weight: Axial, points | 8.4 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 14 | |
| 18 |
| Strength to Weight: Bending, points | 16 | |
| 18 |
| Thermal Diffusivity, mm2/s | 13 | |
| 12 |
| Thermal Shock Resistance, points | 41 | |
| 15 |
Alloy Composition
| Carbon (C), % | 0 | |
| 0.080 to 0.18 |
| Chromium (Cr), % | 0 | |
| 0.7 to 1.2 |
| Copper (Cu), % | 0 | |
| 0 to 0.3 |
| Iron (Fe), % | 0 | |
| 96.4 to 98.4 |
| Manganese (Mn), % | 0 | |
| 0.4 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 0.4 to 0.6 |
| Nitrogen (N), % | 0 | |
| 0 to 0.012 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 | |
| 0 to 0.35 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Zirconium (Zr), % | 99.7 to 100 | |
| 0 |
| Residuals, % | 0 to 0.27 | |
| 0 |