C77100 Nickel Silver vs. C68700 Brass
Both C77100 nickel silver and C68700 brass are copper alloys. They have 74% of their average alloy composition in common.
For each property being compared, the top bar is C77100 nickel silver and the bottom bar is C68700 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 110 |
| Poisson's Ratio | 0.31 | |
| 0.32 |
| Shear Modulus, GPa | 45 | |
| 41 |
| Tensile Strength: Ultimate (UTS), MPa | 600 | |
| 390 |
| Tensile Strength: Yield (Proof), MPa | 540 | |
| 140 |
Thermal Properties
| Latent Heat of Fusion, J/g | 180 | |
| 190 |
| Maximum Temperature: Mechanical, °C | 150 | |
| 160 |
| Melting Completion (Liquidus), °C | 990 | |
| 970 |
| Melting Onset (Solidus), °C | 950 | |
| 930 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 400 |
| Thermal Conductivity, W/m-K | 40 | |
| 100 |
| Thermal Expansion, µm/m-K | 20 | |
| 19 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.6 | |
| 23 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.5 | |
| 25 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 27 | |
| 26 |
| Density, g/cm3 | 8.1 | |
| 8.3 |
| Embodied Carbon, kg CO2/kg material | 3.5 | |
| 2.8 |
| Embodied Energy, MJ/kg | 56 | |
| 46 |
| Embodied Water, L/kg | 310 | |
| 340 |
Common Calculations
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1280 | |
| 90 |
| Stiffness to Weight: Axial, points | 7.8 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 20 | |
| 19 |
| Strength to Weight: Axial, points | 21 | |
| 13 |
| Strength to Weight: Bending, points | 20 | |
| 14 |
| Thermal Diffusivity, mm2/s | 13 | |
| 30 |
| Thermal Shock Resistance, points | 19 | |
| 13 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 1.8 to 2.5 |
| Arsenic (As), % | 0 | |
| 0.020 to 0.1 |
| Copper (Cu), % | 52 to 56 | |
| 76 to 79 |
| Iron (Fe), % | 0 | |
| 0 to 0.060 |
| Lead (Pb), % | 0 to 0.030 | |
| 0 to 0.070 |
| Manganese (Mn), % | 0 to 0.9 | |
| 0 |
| Nickel (Ni), % | 9.0 to 12 | |
| 0 |
| Zinc (Zn), % | 30.6 to 39 | |
| 17.8 to 22.2 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |