Grade 702C Zirconium vs. SAE-AISI 1547 Steel
Grade 702C zirconium belongs to the otherwise unclassified metals classification, while SAE-AISI 1547 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (12, 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 1547 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 180 | |
| 200 to 220 |
| Elastic (Young's, Tensile) Modulus, GPa | 97 | |
| 190 |
| Elongation at Break, % | 13 | |
| 11 to 17 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 36 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 430 | |
| 740 to 800 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 400 to 690 |
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 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 52 | |
| 80 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 510 | |
| 430 to 1280 |
| Stiffness to Weight: Axial, points | 8.1 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 18 | |
| 26 to 28 |
| Strength to Weight: Bending, points | 19 | |
| 23 to 24 |
| Thermal Diffusivity, mm2/s | 12 | |
| 14 |
| Thermal Shock Resistance, points | 55 | |
| 23 to 25 |
Alloy Composition
| Carbon (C), % | 0 to 0.1 | |
| 0.43 to 0.51 |
| Hafnium (Hf), % | 0 to 4.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0050 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 97.8 to 98.2 |
| Manganese (Mn), % | 0 | |
| 1.4 to 1.7 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.25 | |
| 0 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.040 |
| Sulfur (S), % | 0 | |
| 0 to 0.050 |
| Zirconium (Zr), % | 94.8 to 100 | |
| 0 |