C55180 Copper vs. C77300 Nickel Silver
Both C55180 copper and C77300 nickel silver are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 48% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is C55180 copper and the bottom bar is C77300 nickel silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 110 |
| Poisson's Ratio | 0.34 | |
| 0.3 |
| Shear Modulus, GPa | 41 | |
| 42 |
| Tensile Strength: Ultimate (UTS), MPa | 200 | |
| 540 |
Thermal Properties
| Brazing Temperature, °C | 790 to 930 | |
| 940 to 980 |
| Latent Heat of Fusion, J/g | 200 | |
| 180 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 130 |
| Melting Completion (Liquidus), °C | 920 | |
| 940 |
| Melting Onset (Solidus), °C | 710 | |
| 920 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 390 |
| Thermal Expansion, µm/m-K | 17 | |
| 20 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 29 | |
| 26 |
| Density, g/cm3 | 8.6 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.5 | |
| 3.5 |
| Embodied Energy, MJ/kg | 39 | |
| 56 |
| Embodied Water, L/kg | 290 | |
| 310 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.7 |
| Stiffness to Weight: Bending, points | 18 | |
| 20 |
| Strength to Weight: Axial, points | 6.4 | |
| 19 |
| Strength to Weight: Bending, points | 8.8 | |
| 19 |
| Thermal Shock Resistance, points | 7.9 | |
| 17 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.010 |
| Copper (Cu), % | 94.7 to 95.2 | |
| 46 to 50 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Nickel (Ni), % | 0 | |
| 9.0 to 11 |
| Phosphorus (P), % | 4.8 to 5.2 | |
| 0 to 0.25 |
| Silicon (Si), % | 0 | |
| 0.040 to 0.25 |
| Zinc (Zn), % | 0 | |
| 37.9 to 45 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.5 |