C65100 Bronze vs. C70600 Copper-nickel
Both C65100 bronze and C70600 copper-nickel are copper alloys. They have 89% of their average alloy composition in common.
For each property being compared, the top bar is C65100 bronze and the bottom bar is C70600 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 120 |
| Elongation at Break, % | 2.4 to 50 | |
| 3.0 to 34 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 43 | |
| 46 |
| Shear Strength, MPa | 200 to 350 | |
| 190 to 330 |
| Tensile Strength: Ultimate (UTS), MPa | 280 to 560 | |
| 290 to 570 |
| Tensile Strength: Yield (Proof), MPa | 95 to 440 | |
| 63 to 270 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 220 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 220 |
| Melting Completion (Liquidus), °C | 1060 | |
| 1150 |
| Melting Onset (Solidus), °C | 1030 | |
| 1100 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Conductivity, W/m-K | 57 | |
| 44 |
| Thermal Expansion, µm/m-K | 18 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 12 | |
| 9.8 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 12 | |
| 9.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 30 | |
| 33 |
| Calomel Potential, mV | -280 | |
| -280 |
| Density, g/cm3 | 8.8 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.4 |
| Embodied Energy, MJ/kg | 41 | |
| 51 |
| Embodied Water, L/kg | 300 | |
| 300 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 12 to 110 | |
| 6.5 to 160 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 39 to 820 | |
| 16 to 290 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 7.7 |
| Stiffness to Weight: Bending, points | 18 | |
| 19 |
| Strength to Weight: Axial, points | 8.7 to 18 | |
| 9.1 to 18 |
| Strength to Weight: Bending, points | 11 to 17 | |
| 11 to 17 |
| Thermal Diffusivity, mm2/s | 16 | |
| 13 |
| Thermal Shock Resistance, points | 9.5 to 19 | |
| 9.8 to 19 |
Alloy Composition
| Copper (Cu), % | 94.5 to 99.2 | |
| 84.7 to 90 |
| Iron (Fe), % | 0 to 0.8 | |
| 1.0 to 1.8 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 to 0.7 | |
| 0 to 1.0 |
| Nickel (Ni), % | 0 | |
| 9.0 to 11 |
| Silicon (Si), % | 0.8 to 2.0 | |
| 0 |
| Zinc (Zn), % | 0 to 1.5 | |
| 0 to 1.0 |
| Residuals, % | 0 | |
| 0 to 0.5 |