C75700 Nickel Silver vs. C67500 Bronze
Both C75700 nickel silver and C67500 bronze are copper alloys. They have 82% of their average alloy composition in common.
For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C67500 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 100 |
| Elongation at Break, % | 3.2 to 22 | |
| 14 to 33 |
| Poisson's Ratio | 0.32 | |
| 0.3 |
| Shear Modulus, GPa | 45 | |
| 40 |
| Shear Strength, MPa | 350 to 370 | |
| 270 to 350 |
| Tensile Strength: Ultimate (UTS), MPa | 590 to 610 | |
| 430 to 580 |
| Tensile Strength: Yield (Proof), MPa | 470 to 580 | |
| 170 to 370 |
Thermal Properties
| Latent Heat of Fusion, J/g | 200 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 180 | |
| 120 |
| Melting Completion (Liquidus), °C | 1040 | |
| 890 |
| Melting Onset (Solidus), °C | 990 | |
| 870 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Conductivity, W/m-K | 40 | |
| 110 |
| Thermal Expansion, µm/m-K | 16 | |
| 21 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 8.0 | |
| 24 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.6 | |
| 27 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 30 | |
| 23 |
| Density, g/cm3 | 8.4 | |
| 8.0 |
| Embodied Carbon, kg CO2/kg material | 3.6 | |
| 2.8 |
| Embodied Energy, MJ/kg | 56 | |
| 47 |
| Embodied Water, L/kg | 310 | |
| 330 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 19 to 120 | |
| 61 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 930 to 1410 | |
| 130 to 650 |
| Stiffness to Weight: Axial, points | 7.8 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 19 | |
| 20 |
| Strength to Weight: Axial, points | 19 to 20 | |
| 15 to 20 |
| Strength to Weight: Bending, points | 19 | |
| 16 to 19 |
| Thermal Diffusivity, mm2/s | 12 | |
| 34 |
| Thermal Shock Resistance, points | 22 to 23 | |
| 14 to 19 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.25 |
| Copper (Cu), % | 63.5 to 66.5 | |
| 57 to 60 |
| Iron (Fe), % | 0 to 0.25 | |
| 0.8 to 2.0 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 to 0.2 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0.050 to 0.5 |
| Nickel (Ni), % | 11 to 13 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0.5 to 1.5 |
| Zinc (Zn), % | 19.2 to 25.5 | |
| 35.1 to 41.7 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |