ASTM B540 Palladium vs. Austenitic Nodular Cast Iron
ASTM B540 palladium belongs to the otherwise unclassified metals classification, while austenitic nodular cast iron belongs to the iron alloys. There are 19 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 B540 palladium and the bottom bar is austenitic nodular cast iron.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 180 to 190 |
| Elongation at Break, % | 1.1 to 14 | |
| 6.8 to 34 |
| Poisson's Ratio | 0.38 | |
| 0.29 to 0.3 |
| Shear Modulus, GPa | 39 | |
| 70 to 72 |
| Tensile Strength: Ultimate (UTS), MPa | 830 to 1240 | |
| 430 to 500 |
| Tensile Strength: Yield (Proof), MPa | 620 to 1000 | |
| 190 to 240 |
Thermal Properties
| Latent Heat of Fusion, J/g | 140 | |
| 280 to 350 |
| Melting Completion (Liquidus), °C | 1220 | |
| 1340 to 1400 |
| Melting Onset (Solidus), °C | 1020 | |
| 1300 to 1360 |
| Specific Heat Capacity, J/kg-K | 240 | |
| 470 to 490 |
| Thermal Expansion, µm/m-K | 14 | |
| 13 to 14 |
Otherwise Unclassified Properties
| Density, g/cm3 | 13 | |
| 7.7 to 8.0 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 13 to 100 | |
| 24 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1790 to 4660 | |
| 98 to 160 |
| Stiffness to Weight: Axial, points | 4.7 | |
| 13 |
| Stiffness to Weight: Bending, points | 12 | |
| 24 to 25 |
| Strength to Weight: Axial, points | 18 to 27 | |
| 15 to 18 |
| Strength to Weight: Bending, points | 15 to 20 | |
| 16 to 18 |
| Thermal Shock Resistance, points | 41 to 61 | |
| 12 to 15 |