ASTM B563 Pd-Ag-Cu vs. R30155 Cobalt
ASTM B563 Pd-Ag-Cu belongs to the otherwise unclassified metals classification, while R30155 cobalt belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.
For each property being compared, the top bar is ASTM B563 Pd-Ag-Cu and the bottom bar is R30155 cobalt.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 210 |
| Elongation at Break, % | 7.0 to 17 | |
| 34 |
| Poisson's Ratio | 0.37 | |
| 0.29 |
| Shear Modulus, GPa | 37 | |
| 81 |
| Shear Strength, MPa | 470 to 690 | |
| 570 |
| Tensile Strength: Ultimate (UTS), MPa | 760 to 1170 | |
| 850 |
Thermal Properties
| Latent Heat of Fusion, J/g | 150 | |
| 300 |
| Melting Completion (Liquidus), °C | 1180 | |
| 1470 |
| Melting Onset (Solidus), °C | 1030 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 260 | |
| 450 |
| Thermal Expansion, µm/m-K | 14 | |
| 14 |
Otherwise Unclassified Properties
| Density, g/cm3 | 11 | |
| 8.5 |
Common Calculations
| Stiffness to Weight: Axial, points | 5.2 | |
| 14 |
| Stiffness to Weight: Bending, points | 14 | |
| 23 |
| Strength to Weight: Axial, points | 19 to 30 | |
| 28 |
| Strength to Weight: Bending, points | 17 to 22 | |
| 24 |
| Thermal Shock Resistance, points | 39 to 61 | |
| 21 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0.080 to 0.16 |
| Chromium (Cr), % | 0 | |
| 20 to 22.5 |
| Cobalt (Co), % | 0 | |
| 18.5 to 21 |
| Copper (Cu), % | 15.5 to 16.5 | |
| 0 |
| Iron (Fe), % | 0 | |
| 24.3 to 36.2 |
| Manganese (Mn), % | 0 | |
| 1.0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 2.5 to 3.5 |
| Nickel (Ni), % | 0.8 to 1.2 | |
| 19 to 21 |
| Niobium (Nb), % | 0 | |
| 0.75 to 1.3 |
| Nitrogen (N), % | 0 | |
| 0 to 0.2 |
| Palladium (Pd), % | 43 to 45 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Platinum (Pt), % | 0.8 to 1.2 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Silver (Ag), % | 37 to 39 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tantalum (Ta), % | 0 | |
| 0.75 to 1.3 |
| Tungsten (W), % | 0 | |
| 2.0 to 3.0 |
| Residuals, % | 0 to 0.4 | |
| 0 |