Grade 702C Zirconium vs. SAE-AISI 1345 Steel
Grade 702C zirconium belongs to the otherwise unclassified metals classification, while SAE-AISI 1345 steel belongs to the iron alloys. There are 21 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 grade 702C zirconium and the bottom bar is SAE-AISI 1345 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 180 | |
| 170 to 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 97 | |
| 190 |
| Elongation at Break, % | 13 | |
| 11 to 23 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 36 | |
| 72 |
| Tensile Strength: Ultimate (UTS), MPa | 430 | |
| 590 to 730 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 330 to 620 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 470 |
| Thermal Conductivity, W/m-K | 22 | |
| 51 |
| Thermal Expansion, µm/m-K | 5.7 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.7 | |
| 7.8 |
| Embodied Water, L/kg | 450 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 52 | |
| 78 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 510 | |
| 290 to 1040 |
| Stiffness to Weight: Axial, points | 8.1 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 18 | |
| 21 to 26 |
| Strength to Weight: Bending, points | 19 | |
| 20 to 23 |
| Thermal Diffusivity, mm2/s | 12 | |
| 14 |
| Thermal Shock Resistance, points | 55 | |
| 19 to 23 |
Alloy Composition
| Carbon (C), % | 0 to 0.1 | |
| 0.43 to 0.48 |
| Hafnium (Hf), % | 0 to 4.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0050 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 97.2 to 97.8 |
| Manganese (Mn), % | 0 | |
| 1.6 to 1.9 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.25 | |
| 0 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 | |
| 0.15 to 0.35 |
| Sulfur (S), % | 0 | |
| 0 to 0.040 |
| Zirconium (Zr), % | 94.8 to 100 | |
| 0 |