C99600 Bronze vs. C72700 Copper-nickel
Both C99600 bronze and C72700 copper-nickel are copper alloys. They have 56% of their average alloy composition in common. There are 24 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 C99600 bronze and the bottom bar is C72700 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 150 | |
| 120 |
| Elongation at Break, % | 27 to 34 | |
| 4.0 to 36 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 56 | |
| 44 |
| Tensile Strength: Ultimate (UTS), MPa | 560 | |
| 460 to 1070 |
| Tensile Strength: Yield (Proof), MPa | 250 to 300 | |
| 580 to 1060 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 200 |
| Melting Completion (Liquidus), °C | 1100 | |
| 1100 |
| Melting Onset (Solidus), °C | 1050 | |
| 930 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 380 |
| Thermal Expansion, µm/m-K | 19 | |
| 17 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 22 | |
| 36 |
| Density, g/cm3 | 8.1 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 3.2 | |
| 4.0 |
| Embodied Energy, MJ/kg | 51 | |
| 62 |
| Embodied Water, L/kg | 300 | |
| 350 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 to 150 | |
| 20 to 380 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 310 | |
| 1420 to 4770 |
| Stiffness to Weight: Axial, points | 10 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 22 | |
| 19 |
| Strength to Weight: Axial, points | 19 | |
| 14 to 34 |
| Strength to Weight: Bending, points | 19 | |
| 15 to 26 |
| Thermal Shock Resistance, points | 14 | |
| 16 to 38 |
Alloy Composition
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| Aluminum (Al), % | 1.0 to 2.8 | |
| 0 |
| Carbon (C), % | 0 to 0.050 | |
| 0 |
| Cobalt (Co), % | 0 to 0.2 | |
| 0 |
| Copper (Cu), % | 50.8 to 60 | |
| 82.1 to 86 |
| Iron (Fe), % | 0 to 0.2 | |
| 0 to 0.5 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 to 0.020 |
| Magnesium (Mg), % | 0 | |
| 0 to 0.15 |
| Manganese (Mn), % | 39 to 45 | |
| 0.050 to 0.3 |
| Nickel (Ni), % | 0 to 0.2 | |
| 8.5 to 9.5 |
| Niobium (Nb), % | 0 | |
| 0 to 0.1 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 |
| Tin (Sn), % | 0 to 0.1 | |
| 5.5 to 6.5 |
| Zinc (Zn), % | 0 to 0.2 | |
| 0 to 0.5 |
| Residuals, % | 0 to 0.3 | |
| 0 to 0.3 |