C14700 Copper vs. C14520 Copper
Both C14700 copper and C14520 copper are copper alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is C14700 copper and the bottom bar is C14520 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 120 |
| Elongation at Break, % | 9.1 to 35 | |
| 9.0 to 9.6 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 43 | |
| 43 |
| Shear Strength, MPa | 160 to 190 | |
| 170 to 190 |
| Tensile Strength: Ultimate (UTS), MPa | 240 to 320 | |
| 290 to 330 |
| Tensile Strength: Yield (Proof), MPa | 85 to 250 | |
| 230 to 250 |
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 | 1070 | |
| 1050 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Conductivity, W/m-K | 370 | |
| 320 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 95 | |
| 85 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 96 | |
| 85 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 30 | |
| 33 |
| Density, g/cm3 | 8.9 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 2.6 |
| Embodied Energy, MJ/kg | 41 | |
| 42 |
| Embodied Water, L/kg | 310 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 25 to 65 | |
| 24 to 29 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 31 to 280 | |
| 240 to 280 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 18 | |
| 18 |
| Strength to Weight: Axial, points | 7.3 to 10 | |
| 9.0 to 10 |
| Strength to Weight: Bending, points | 9.5 to 12 | |
| 11 to 12 |
| Thermal Diffusivity, mm2/s | 110 | |
| 94 |
| Thermal Shock Resistance, points | 8.4 to 12 | |
| 10 to 12 |
Alloy Composition
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| Copper (Cu), % | 99.395 to 99.798 | |
| 99.2 to 99.596 |
| Phosphorus (P), % | 0.0020 to 0.0050 | |
| 0.0040 to 0.020 |
| Sulfur (S), % | 0.2 to 0.5 | |
| 0 |
| Tellurium (Te), % | 0 | |
| 0.4 to 0.7 |
| Residuals, % | 0 to 0.1 | |
| 0 |