Grade 705C Zirconium vs. SAE-AISI 1037 Steel
Grade 705C zirconium belongs to the otherwise unclassified metals classification, while SAE-AISI 1037 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 705C zirconium and the bottom bar is SAE-AISI 1037 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 | |
| 160 to 190 |
| Elastic (Young's, Tensile) Modulus, GPa | 98 | |
| 190 |
| Elongation at Break, % | 13 | |
| 14 to 20 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 36 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 540 | |
| 580 to 640 |
| Tensile Strength: Yield (Proof), MPa | 390 | |
| 320 to 540 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 470 |
| Thermal Conductivity, W/m-K | 18 | |
| 51 |
| Thermal Expansion, µm/m-K | 5.7 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.7 | |
| 7.8 |
| Embodied Water, L/kg | 450 | |
| 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 66 | |
| 83 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 790 | |
| 270 to 780 |
| Stiffness to Weight: Axial, points | 8.1 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 22 | |
| 20 to 23 |
| Strength to Weight: Bending, points | 22 | |
| 20 to 21 |
| Thermal Diffusivity, mm2/s | 9.9 | |
| 14 |
| Thermal Shock Resistance, points | 69 | |
| 18 to 20 |
Alloy Composition
| Carbon (C), % | 0 to 0.1 | |
| 0.32 to 0.38 |
| Hafnium (Hf), % | 0 to 4.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0050 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 98.5 to 99 |
| Manganese (Mn), % | 0 | |
| 0.7 to 1.0 |
| Niobium (Nb), % | 2.0 to 3.0 | |
| 0 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.040 |
| Sulfur (S), % | 0 | |
| 0 to 0.050 |
| Zirconium (Zr), % | 91.9 to 98 | |
| 0 |