C76200 Nickel Silver vs. C71000 Copper-nickel
Both C76200 nickel silver and C71000 copper-nickel are copper alloys. They have 72% of their average alloy composition in common.
For each property being compared, the top bar is C76200 nickel silver and the bottom bar is C71000 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 130 |
| Poisson's Ratio | 0.31 | |
| 0.33 |
| Rockwell B Hardness | 28 to 99 | |
| 59 to 85 |
| Rockwell Superficial 30T Hardness | 66 to 91 | |
| 56 to 73 |
| Shear Modulus, GPa | 44 | |
| 49 |
| Tensile Strength: Ultimate (UTS), MPa | 390 to 790 | |
| 320 to 560 |
Thermal Properties
| Latent Heat of Fusion, J/g | 190 | |
| 230 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 240 |
| Melting Completion (Liquidus), °C | 1030 | |
| 1200 |
| Melting Onset (Solidus), °C | 980 | |
| 1150 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 400 |
| Thermal Conductivity, W/m-K | 45 | |
| 43 |
| Thermal Expansion, µm/m-K | 19 | |
| 15 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 9.0 | |
| 6.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 9.8 | |
| 6.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 29 | |
| 37 |
| Density, g/cm3 | 8.2 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 3.6 | |
| 4.3 |
| Embodied Energy, MJ/kg | 57 | |
| 63 |
| Embodied Water, L/kg | 310 | |
| 290 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.8 | |
| 8.2 |
| Stiffness to Weight: Bending, points | 20 | |
| 19 |
| Strength to Weight: Axial, points | 13 to 27 | |
| 10 to 18 |
| Strength to Weight: Bending, points | 14 to 23 | |
| 12 to 17 |
| Thermal Diffusivity, mm2/s | 14 | |
| 12 |
| Thermal Shock Resistance, points | 13 to 26 | |
| 12 to 20 |
Alloy Composition
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| Copper (Cu), % | 57 to 61 | |
| 73.5 to 80.5 |
| Iron (Fe), % | 0 to 0.25 | |
| 0.5 to 1.0 |
| Lead (Pb), % | 0 to 0.1 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 to 1.0 |
| Nickel (Ni), % | 11 to 13.5 | |
| 19 to 23 |
| Zinc (Zn), % | 24.2 to 32 | |
| 0 to 1.0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |