C82500 Copper vs. C77400 Nickel Silver
Both C82500 copper and C77400 nickel silver are copper alloys. They have 45% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is C82500 copper and the bottom bar is C77400 nickel silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 110 |
| Elongation at Break, % | 1.0 to 20 | |
| 25 |
| Poisson's Ratio | 0.33 | |
| 0.3 |
| Shear Modulus, GPa | 45 | |
| 42 |
| Tensile Strength: Ultimate (UTS), MPa | 550 to 1100 | |
| 570 |
| Tensile Strength: Yield (Proof), MPa | 310 to 980 | |
| 250 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 280 | |
| 130 |
| Melting Completion (Liquidus), °C | 980 | |
| 810 |
| Melting Onset (Solidus), °C | 860 | |
| 770 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Expansion, µm/m-K | 17 | |
| 21 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 20 | |
| 27 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 21 | |
| 31 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 10 | |
| 3.5 |
| Embodied Energy, MJ/kg | 160 | |
| 57 |
| Embodied Water, L/kg | 310 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 11 to 94 | |
| 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 400 to 4000 | |
| 290 |
| Stiffness to Weight: Axial, points | 7.7 | |
| 7.7 |
| Stiffness to Weight: Bending, points | 19 | |
| 20 |
| Strength to Weight: Axial, points | 18 to 35 | |
| 20 |
| Strength to Weight: Bending, points | 17 to 27 | |
| 19 |
| Thermal Shock Resistance, points | 19 to 38 | |
| 18 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.15 | |
| 0 |
| Beryllium (Be), % | 1.9 to 2.3 | |
| 0 |
| Chromium (Cr), % | 0 to 0.1 | |
| 0 |
| Cobalt (Co), % | 0.15 to 0.7 | |
| 0 |
| Copper (Cu), % | 95.3 to 97.8 | |
| 43 to 47 |
| Iron (Fe), % | 0 to 0.25 | |
| 0 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 to 0.2 |
| Nickel (Ni), % | 0 to 0.2 | |
| 9.0 to 11 |
| Silicon (Si), % | 0.2 to 0.35 | |
| 0 |
| Tin (Sn), % | 0 to 0.1 | |
| 0 |
| Titanium (Ti), % | 0 to 0.12 | |
| 0 |
| Zinc (Zn), % | 0 to 0.1 | |
| 41.3 to 48 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |