C55281 Copper vs. Nickel 685
C55281 copper belongs to the copper alloys classification, while nickel 685 belongs to the nickel alloys. There are 18 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is C55281 copper and the bottom bar is nickel 685.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 200 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 40 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 190 | |
| 1250 |
Thermal Properties
| Latent Heat of Fusion, J/g | 190 | |
| 320 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 1000 |
| Melting Completion (Liquidus), °C | 810 | |
| 1380 |
| Melting Onset (Solidus), °C | 640 | |
| 1330 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 460 |
| Thermal Expansion, µm/m-K | 16 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.7 | |
| 8.4 |
| Embodied Carbon, kg CO2/kg material | 7.0 | |
| 10 |
| Embodied Energy, MJ/kg | 110 | |
| 140 |
Common Calculations
| Stiffness to Weight: Axial, points | 6.9 | |
| 13 |
| Stiffness to Weight: Bending, points | 18 | |
| 23 |
| Strength to Weight: Axial, points | 6.1 | |
| 42 |
| Strength to Weight: Bending, points | 8.5 | |
| 31 |
| Thermal Shock Resistance, points | 7.7 | |
| 37 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 1.2 to 1.6 |
| Boron (B), % | 0 | |
| 0.0030 to 0.010 |
| Carbon (C), % | 0 | |
| 0.030 to 0.1 |
| Chromium (Cr), % | 0 | |
| 18 to 21 |
| Cobalt (Co), % | 0 | |
| 12 to 15 |
| Copper (Cu), % | 88.5 to 89.4 | |
| 0 to 0.5 |
| Iron (Fe), % | 0 | |
| 0 to 2.0 |
| Manganese (Mn), % | 0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 3.5 to 5.0 |
| Nickel (Ni), % | 0 | |
| 49.6 to 62.5 |
| Phosphorus (P), % | 5.8 to 6.2 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 | |
| 0 to 0.75 |
| Silver (Ag), % | 4.8 to 5.2 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Titanium (Ti), % | 0 | |
| 2.8 to 3.3 |
| Zinc (Zn), % | 0 | |
| 0.020 to 0.12 |
| Residuals, % | 0 to 0.15 | |
| 0 |