Low-oxygen Zirconium vs. R60802 Alloy
Both low-oxygen zirconium and R60802 alloy are otherwise unclassified metals. Both are furnished in the annealed condition. They have a very high 98% of their average alloy composition in common.
For each property being compared, the top bar is low-oxygen zirconium and the bottom bar is R60802 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 98 | |
| 98 |
| Elongation at Break, % | 23 | |
| 22 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 37 | |
| 36 |
| Tensile Strength: Ultimate (UTS), MPa | 330 | |
| 430 |
| Tensile Strength: Yield (Proof), MPa | 270 | |
| 270 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 270 |
| Thermal Conductivity, W/m-K | 22 | |
| 22 |
| Thermal Expansion, µm/m-K | 5.7 | |
| 6.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.7 | |
| 6.5 |
| Embodied Water, L/kg | 450 | |
| 290 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 70 | |
| 85 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 370 | |
| 380 |
| Stiffness to Weight: Axial, points | 8.1 | |
| 8.3 |
| Stiffness to Weight: Bending, points | 23 | |
| 23 |
| Strength to Weight: Axial, points | 14 | |
| 18 |
| Strength to Weight: Bending, points | 16 | |
| 19 |
| Thermal Diffusivity, mm2/s | 12 | |
| 12 |
| Thermal Shock Resistance, points | 42 | |
| 53 |
Alloy Composition
| Carbon (C), % | 0 to 0.050 | |
| 0 |
| Chromium (Cr), % | 0 to 0.2 | |
| 0.050 to 0.15 |
| Hafnium (Hf), % | 0 to 4.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0050 | |
| 0 |
| Iron (Fe), % | 0 to 0.2 | |
| 0.070 to 0.2 |
| Nickel (Ni), % | 0 | |
| 0.030 to 0.080 |
| Nitrogen (N), % | 0 to 0.025 | |
| 0 |
| Oxygen (O), % | 0 to 0.1 | |
| 0 |
| Tin (Sn), % | 0 | |
| 1.2 to 1.7 |
| Zirconium (Zr), % | 94.7 to 100 | |
| 97.8 to 98.7 |
| Residuals, % | 0 | |
| 0 to 0.11 |