C15500 Copper vs. C12500 Copper
Both C15500 copper and C12500 copper are copper alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is C15500 copper and the bottom bar is C12500 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 120 |
| Elongation at Break, % | 3.0 to 37 | |
| 1.5 to 50 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Rockwell F Hardness | 70 to 100 | |
| 40 to 95 |
| Shear Modulus, GPa | 43 | |
| 43 |
| Shear Strength, MPa | 190 to 320 | |
| 150 to 220 |
| Tensile Strength: Ultimate (UTS), MPa | 280 to 550 | |
| 220 to 420 |
| Tensile Strength: Yield (Proof), MPa | 130 to 530 | |
| 75 to 390 |
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 | 1080 | |
| 1070 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Conductivity, W/m-K | 350 | |
| 350 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 90 | |
| 92 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 91 | |
| 93 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 33 | |
| 31 |
| Density, g/cm3 | 8.9 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.6 |
| Embodied Energy, MJ/kg | 42 | |
| 41 |
| Embodied Water, L/kg | 360 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 15 to 84 | |
| 5.6 to 88 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 72 to 1210 | |
| 24 to 660 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 18 | |
| 18 |
| Strength to Weight: Axial, points | 8.6 to 17 | |
| 6.9 to 13 |
| Strength to Weight: Bending, points | 11 to 17 | |
| 9.1 to 14 |
| Thermal Diffusivity, mm2/s | 100 | |
| 100 |
| Thermal Shock Resistance, points | 9.8 to 20 | |
| 7.8 to 15 |
Alloy Composition
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| Antimony (Sb), % | 0 | |
| 0 to 0.0030 |
| Arsenic (As), % | 0 | |
| 0 to 0.012 |
| Bismuth (Bi), % | 0 | |
| 0 to 0.0030 |
| Copper (Cu), % | 99.75 to 99.853 | |
| 99.88 to 100 |
| Lead (Pb), % | 0 | |
| 0 to 0.0040 |
| Magnesium (Mg), % | 0.080 to 0.13 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 0 to 0.050 |
| Phosphorus (P), % | 0.040 to 0.080 | |
| 0 |
| Silver (Ag), % | 0.027 to 0.1 | |
| 0 |
| Tellurium (Te), % | 0 | |
| 0 to 0.025 |
| Residuals, % | 0 to 0.2 | |
| 0 to 0.3 |