C18700 Copper vs. 60Pd-40Ag Alloy
C18700 copper belongs to the copper alloys classification, while 60Pd-40Ag alloy belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is C18700 copper and the bottom bar is 60Pd-40Ag alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 100 |
| Elongation at Break, % | 9.0 to 9.6 | |
| 1.1 to 28 |
| Poisson's Ratio | 0.34 | |
| 0.38 |
| Shear Modulus, GPa | 43 | |
| 37 |
| Shear Strength, MPa | 170 to 190 | |
| 220 to 350 |
| Tensile Strength: Ultimate (UTS), MPa | 290 to 330 | |
| 340 to 720 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 140 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1360 |
| Melting Onset (Solidus), °C | 950 | |
| 1310 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 240 |
| Thermal Conductivity, W/m-K | 380 | |
| 29 |
| Thermal Expansion, µm/m-K | 17 | |
| 15 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 98 | |
| 4.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 99 | |
| 3.2 |
Otherwise Unclassified Properties
| Density, g/cm3 | 9.0 | |
| 11 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.1 | |
| 4.9 |
| Stiffness to Weight: Bending, points | 18 | |
| 14 |
| Strength to Weight: Axial, points | 9.0 to 10 | |
| 8.4 to 18 |
| Strength to Weight: Bending, points | 11 to 12 | |
| 9.6 to 16 |
| Thermal Diffusivity, mm2/s | 110 | |
| 11 |
| Thermal Shock Resistance, points | 10 to 12 | |
| 16 to 34 |
Alloy Composition
| Copper (Cu), % | 98 to 99.2 | |
| 0 to 0.1 |
| Lead (Pb), % | 0.8 to 1.5 | |
| 0 |
| Palladium (Pd), % | 0 | |
| 59.5 to 60.9 |
| Silver (Ag), % | 0 | |
| 39.1 to 40.5 |
| Residuals, % | 0 | |
| 0 to 0.3 |