ASTM A202 Steel vs. Grade 704C Zirconium
ASTM A202 steel belongs to the iron alloys classification, while grade 704C zirconium belongs to the otherwise unclassified metals. 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 ASTM A202 steel and the bottom bar is grade 704C zirconium.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 180 to 200 | |
| 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 97 |
| Elongation at Break, % | 17 to 18 | |
| 11 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 73 | |
| 36 |
| Tensile Strength: Ultimate (UTS), MPa | 590 to 670 | |
| 470 |
| Tensile Strength: Yield (Proof), MPa | 350 to 360 | |
| 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 240 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 270 |
| Thermal Conductivity, W/m-K | 52 | |
| 21 |
| Thermal Expansion, µm/m-K | 13 | |
| 5.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 6.7 |
| Embodied Water, L/kg | 49 | |
| 460 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 93 to 96 | |
| 48 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 330 to 350 | |
| 490 |
| Stiffness to Weight: Axial, points | 13 | |
| 8.1 |
| Stiffness to Weight: Bending, points | 24 | |
| 23 |
| Strength to Weight: Axial, points | 21 to 24 | |
| 20 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 20 |
| Thermal Diffusivity, mm2/s | 14 | |
| 12 |
| Thermal Shock Resistance, points | 17 to 20 | |
| 58 |