C17500 Copper vs. C61800 Bronze
Both C17500 copper and C61800 bronze are copper alloys. They have 89% of their average alloy composition in common.
For each property being compared, the top bar is C17500 copper and the bottom bar is C61800 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 110 |
| Elongation at Break, % | 6.0 to 30 | |
| 26 |
| Fatigue Strength, MPa | 170 to 310 | |
| 190 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Rockwell B Hardness | 38 to 99 | |
| 89 |
| Shear Modulus, GPa | 45 | |
| 44 |
| Shear Strength, MPa | 200 to 520 | |
| 310 |
| Tensile Strength: Ultimate (UTS), MPa | 310 to 860 | |
| 740 |
| Tensile Strength: Yield (Proof), MPa | 170 to 760 | |
| 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 220 | |
| 230 |
| Maximum Temperature: Mechanical, °C | 220 | |
| 220 |
| Melting Completion (Liquidus), °C | 1060 | |
| 1050 |
| Melting Onset (Solidus), °C | 1020 | |
| 1040 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 440 |
| Thermal Conductivity, W/m-K | 200 | |
| 64 |
| Thermal Expansion, µm/m-K | 18 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 24 to 53 | |
| 13 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 24 to 54 | |
| 14 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 60 | |
| 28 |
| Density, g/cm3 | 8.9 | |
| 8.3 |
| Embodied Carbon, kg CO2/kg material | 4.7 | |
| 3.1 |
| Embodied Energy, MJ/kg | 73 | |
| 52 |
| Embodied Water, L/kg | 320 | |
| 390 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 30 to 120 | |
| 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 120 to 2390 | |
| 420 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 7.5 |
| Stiffness to Weight: Bending, points | 18 | |
| 19 |
| Strength to Weight: Axial, points | 9.7 to 27 | |
| 25 |
| Strength to Weight: Bending, points | 11 to 23 | |
| 22 |
| Thermal Diffusivity, mm2/s | 59 | |
| 18 |
| Thermal Shock Resistance, points | 11 to 29 | |
| 26 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.2 | |
| 8.5 to 11 |
| Beryllium (Be), % | 0.4 to 0.7 | |
| 0 |
| Cobalt (Co), % | 2.4 to 2.7 | |
| 0 |
| Copper (Cu), % | 95.6 to 97.2 | |
| 86.9 to 91 |
| Iron (Fe), % | 0 to 0.1 | |
| 0.5 to 1.5 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 to 0.1 |
| Zinc (Zn), % | 0 | |
| 0 to 0.020 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |