Reactor Grade Zirconium vs. EN 1.4313 Stainless Steel
Reactor grade zirconium belongs to the otherwise unclassified metals classification, while EN 1.4313 stainless 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 1.4313 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 98 | |
| 200 |
| Elongation at Break, % | 21 | |
| 12 to 17 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 37 | |
| 76 |
| Tensile Strength: Ultimate (UTS), MPa | 330 | |
| 750 to 1000 |
| Tensile Strength: Yield (Proof), MPa | 160 | |
| 580 to 910 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 280 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 480 |
| Thermal Conductivity, W/m-K | 22 | |
| 25 |
| Thermal Expansion, µm/m-K | 5.9 | |
| 10 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.5 | |
| 7.8 |
| Embodied Water, L/kg | 280 | |
| 110 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 56 | |
| 110 to 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 130 | |
| 870 to 2100 |
| Stiffness to Weight: Axial, points | 8.4 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 14 | |
| 27 to 36 |
| Strength to Weight: Bending, points | 16 | |
| 23 to 28 |
| Thermal Diffusivity, mm2/s | 13 | |
| 6.7 |
| Thermal Shock Resistance, points | 41 | |
| 27 to 36 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0 to 0.050 |
| Chromium (Cr), % | 0 | |
| 12 to 14 |
| Iron (Fe), % | 0 | |
| 78.5 to 84.2 |
| Manganese (Mn), % | 0 | |
| 0 to 1.5 |
| Molybdenum (Mo), % | 0 | |
| 0.3 to 0.7 |
| Nickel (Ni), % | 0 | |
| 3.5 to 4.5 |
| Nitrogen (N), % | 0 | |
| 0 to 0.020 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 | |
| 0 to 0.7 |
| Sulfur (S), % | 0 | |
| 0 to 0.015 |
| Zirconium (Zr), % | 99.7 to 100 | |
| 0 |
| Residuals, % | 0 to 0.27 | |
| 0 |