C64200 Bronze vs. C70260 Copper
Both C64200 bronze and C70260 copper are copper alloys. They have a moderately high 91% of their average alloy composition in common.
For each property being compared, the top bar is C64200 bronze and the bottom bar is C70260 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 120 |
| Elongation at Break, % | 14 to 35 | |
| 9.5 to 19 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 42 | |
| 44 |
| Shear Strength, MPa | 330 to 390 | |
| 320 to 450 |
| Tensile Strength: Ultimate (UTS), MPa | 540 to 640 | |
| 520 to 760 |
| Tensile Strength: Yield (Proof), MPa | 230 to 320 | |
| 410 to 650 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 220 |
| Maximum Temperature: Mechanical, °C | 210 | |
| 200 |
| Melting Completion (Liquidus), °C | 1000 | |
| 1060 |
| Melting Onset (Solidus), °C | 980 | |
| 1040 |
| Specific Heat Capacity, J/kg-K | 430 | |
| 390 |
| Thermal Conductivity, W/m-K | 45 | |
| 160 |
| Thermal Expansion, µm/m-K | 18 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 8.0 | |
| 40 to 50 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.6 | |
| 40 to 51 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 29 | |
| 31 |
| Density, g/cm3 | 8.3 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 2.7 |
| Embodied Energy, MJ/kg | 50 | |
| 43 |
| Embodied Water, L/kg | 370 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 73 to 170 | |
| 46 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 240 to 470 | |
| 710 to 1810 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 19 | |
| 18 |
| Strength to Weight: Axial, points | 18 to 21 | |
| 16 to 24 |
| Strength to Weight: Bending, points | 18 to 20 | |
| 16 to 21 |
| Thermal Diffusivity, mm2/s | 13 | |
| 45 |
| Thermal Shock Resistance, points | 20 to 23 | |
| 18 to 27 |
Alloy Composition
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| Aluminum (Al), % | 6.3 to 7.6 | |
| 0 |
| Arsenic (As), % | 0 to 0.15 | |
| 0 |
| Copper (Cu), % | 88.2 to 92.2 | |
| 95.8 to 98.8 |
| Iron (Fe), % | 0 to 0.3 | |
| 0 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 |
| Nickel (Ni), % | 0 to 0.25 | |
| 1.0 to 3.0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.010 |
| Silicon (Si), % | 1.5 to 2.2 | |
| 0.2 to 0.7 |
| Tin (Sn), % | 0 to 0.2 | |
| 0 |
| Zinc (Zn), % | 0 to 0.5 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |