Commercially Pure Palladium vs. R30075 Cobalt
Commercially pure palladium belongs to the otherwise unclassified metals classification, while R30075 cobalt belongs to the cobalt alloys. There are 18 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 commercially pure palladium and the bottom bar is R30075 cobalt.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 210 to 250 |
| Elongation at Break, % | 1.1 to 11 | |
| 12 |
| Poisson's Ratio | 0.39 | |
| 0.29 |
| Shear Modulus, GPa | 43 | |
| 82 to 98 |
| Tensile Strength: Ultimate (UTS), MPa | 200 to 380 | |
| 780 to 1280 |
Thermal Properties
| Latent Heat of Fusion, J/g | 160 | |
| 320 |
| Melting Completion (Liquidus), °C | 1550 | |
| 1360 |
| Melting Onset (Solidus), °C | 1550 | |
| 1290 |
| Specific Heat Capacity, J/kg-K | 240 | |
| 450 |
| Thermal Expansion, µm/m-K | 12 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 16 | |
| 2.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 12 | |
| 2.1 |
Otherwise Unclassified Properties
| Density, g/cm3 | 12 | |
| 8.4 |
Common Calculations
| Stiffness to Weight: Axial, points | 5.6 | |
| 14 to 17 |
| Stiffness to Weight: Bending, points | 14 | |
| 24 to 25 |
| Strength to Weight: Axial, points | 4.5 to 8.8 | |
| 26 to 42 |
| Strength to Weight: Bending, points | 6.2 to 9.7 | |
| 22 to 31 |
| Thermal Shock Resistance, points | 9.8 to 19 | |
| 21 to 29 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.1 |
| Boron (B), % | 0 | |
| 0 to 0.010 |
| Carbon (C), % | 0 | |
| 0 to 0.35 |
| Chromium (Cr), % | 0 | |
| 27 to 30 |
| Cobalt (Co), % | 0 | |
| 58.7 to 68 |
| Iron (Fe), % | 0 | |
| 0 to 0.75 |
| Manganese (Mn), % | 0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 5.0 to 7.0 |
| Nickel (Ni), % | 0 | |
| 0 to 0.5 |
| Nitrogen (N), % | 0 | |
| 0 to 0.25 |
| Palladium (Pd), % | 99.8 to 100 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Titanium (Ti), % | 0 | |
| 0 to 0.1 |
| Tungsten (W), % | 0 | |
| 0 to 0.2 |
| Residuals, % | 0 to 0.2 | |
| 0 |