C18900 Copper vs. C11100 Copper
Both C18900 copper and C11100 copper are copper alloys. They have a very high 98% of their average alloy composition in common.
For each property being compared, the top bar is C18900 copper and the bottom bar is C11100 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 120 |
| Elongation at Break, % | 14 to 48 | |
| 1.5 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 43 | |
| 44 |
| Shear Strength, MPa | 190 to 300 | |
| 230 |
| Tensile Strength: Ultimate (UTS), MPa | 260 to 500 | |
| 460 |
| Tensile Strength: Yield (Proof), MPa | 67 to 390 | |
| 420 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 200 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1080 |
| Melting Onset (Solidus), °C | 1020 | |
| 1070 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Conductivity, W/m-K | 130 | |
| 390 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 30 | |
| 100 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 30 | |
| 100 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 31 |
| Density, g/cm3 | 8.9 | |
| 9.0 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.6 |
| Embodied Energy, MJ/kg | 42 | |
| 41 |
| Embodied Water, L/kg | 310 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 65 to 95 | |
| 6.6 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 20 to 660 | |
| 750 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 18 | |
| 18 |
| Strength to Weight: Axial, points | 8.2 to 16 | |
| 14 |
| Strength to Weight: Bending, points | 10 to 16 | |
| 15 |
| Thermal Diffusivity, mm2/s | 38 | |
| 110 |
| Thermal Shock Resistance, points | 9.3 to 18 | |
| 16 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.010 | |
| 0 |
| Copper (Cu), % | 97.7 to 99.15 | |
| 99.9 to 100 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 |
| Manganese (Mn), % | 0.1 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.050 | |
| 0 |
| Silicon (Si), % | 0.15 to 0.4 | |
| 0 |
| Tin (Sn), % | 0.6 to 0.9 | |
| 0 |
| Zinc (Zn), % | 0 to 0.1 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.1 |