ASTM A732 Cast Steel vs. Reactor Grade Zirconium
ASTM A732 cast steel belongs to the iron 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 (10, in this case) are not shown.
For each property being compared, the top bar is ASTM A732 cast steel and the bottom bar is reactor grade zirconium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 98 |
| Elongation at Break, % | 4.0 to 25 | |
| 21 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 72 to 73 | |
| 37 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 1470 | |
| 330 |
| Tensile Strength: Yield (Proof), MPa | 310 to 1340 | |
| 160 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 to 260 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 470 to 480 | |
| 270 |
| Thermal Conductivity, W/m-K | 39 to 50 | |
| 22 |
| Thermal Expansion, µm/m-K | 13 | |
| 5.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 to 7.9 | |
| 6.5 |
| Embodied Water, L/kg | 47 to 54 | |
| 280 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 45 to 130 | |
| 56 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 to 4770 | |
| 130 |
| Stiffness to Weight: Axial, points | 13 | |
| 8.4 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 16 to 52 | |
| 14 |
| Strength to Weight: Bending, points | 17 to 37 | |
| 16 |
| Thermal Diffusivity, mm2/s | 10 to 14 | |
| 13 |
| Thermal Shock Resistance, points | 14 to 43 | |
| 41 |