C71640 Copper-nickel vs. Commercially Pure Palladium
C71640 copper-nickel belongs to the copper alloys classification, while commercially pure palladium belongs to the otherwise unclassified metals. There are 17 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 C71640 copper-nickel and the bottom bar is commercially pure palladium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 120 |
| Poisson's Ratio | 0.33 | |
| 0.39 |
| Shear Modulus, GPa | 52 | |
| 43 |
| Tensile Strength: Ultimate (UTS), MPa | 490 to 630 | |
| 200 to 380 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 160 |
| Melting Completion (Liquidus), °C | 1180 | |
| 1550 |
| Melting Onset (Solidus), °C | 1120 | |
| 1550 |
| Specific Heat Capacity, J/kg-K | 410 | |
| 240 |
| Thermal Expansion, µm/m-K | 15 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 | |
| 16 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 7.1 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.9 | |
| 12 |
Common Calculations
| Stiffness to Weight: Axial, points | 8.7 | |
| 5.6 |
| Stiffness to Weight: Bending, points | 20 | |
| 14 |
| Strength to Weight: Axial, points | 15 to 20 | |
| 4.5 to 8.8 |
| Strength to Weight: Bending, points | 16 to 18 | |
| 6.2 to 9.7 |
| Thermal Shock Resistance, points | 16 to 21 | |
| 9.8 to 19 |
Alloy Composition
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| Copper (Cu), % | 61.7 to 67.8 | |
| 0 |
| Iron (Fe), % | 1.7 to 2.3 | |
| 0 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 1.5 to 2.5 | |
| 0 |
| Nickel (Ni), % | 29 to 32 | |
| 0 |
| Palladium (Pd), % | 0 | |
| 99.8 to 100 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.2 |