ASTM B541 Gold vs. Commercially Pure Palladium
Both ASTM B541 gold and commercially pure palladium are otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is ASTM B541 gold and the bottom bar is commercially pure palladium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 120 |
| Elongation at Break, % | 6.0 to 14 | |
| 1.1 to 11 |
| Knoop Hardness | 220 to 340 | |
| 68 to 130 |
| Poisson's Ratio | 0.4 | |
| 0.39 |
| Shear Modulus, GPa | 38 | |
| 43 |
| Shear Strength, MPa | 410 to 690 | |
| 120 to 200 |
| Tensile Strength: Ultimate (UTS), MPa | 670 to 1180 | |
| 200 to 380 |
Thermal Properties
| Latent Heat of Fusion, J/g | 90 | |
| 160 |
| Melting Completion (Liquidus), °C | 1110 | |
| 1550 |
| Melting Onset (Solidus), °C | 930 | |
| 1550 |
| Specific Heat Capacity, J/kg-K | 170 | |
| 240 |
| Thermal Expansion, µm/m-K | 13 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.7 to 12 | |
| 16 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 4.0 to 6.2 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 17 | |
| 12 |
Common Calculations
| Stiffness to Weight: Axial, points | 3.4 | |
| 5.6 |
| Stiffness to Weight: Bending, points | 9.0 | |
| 14 |
| Strength to Weight: Axial, points | 11 to 19 | |
| 4.5 to 8.8 |
| Strength to Weight: Bending, points | 9.8 to 14 | |
| 6.2 to 9.7 |
| Thermal Shock Resistance, points | 36 to 63 | |
| 9.8 to 19 |
Alloy Composition
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| Copper (Cu), % | 13.5 to 15.5 | |
| 0 |
| Gold (Au), % | 70.5 to 72.5 | |
| 0 |
| Palladium (Pd), % | 0 | |
| 99.8 to 100 |
| Platinum (Pt), % | 8.0 to 9.0 | |
| 0 |
| Silver (Ag), % | 4.0 to 5.0 | |
| 0 |
| Zinc (Zn), % | 0.7 to 1.3 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.2 |