C18700 Copper vs. ZA-12
C18700 copper belongs to the copper alloys classification, while ZA-12 belongs to the zinc alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is C18700 copper and the bottom bar is ZA-12.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 83 |
| Elongation at Break, % | 9.0 to 9.6 | |
| 1.6 to 5.3 |
| Poisson's Ratio | 0.34 | |
| 0.26 |
| Shear Modulus, GPa | 43 | |
| 33 |
| Shear Strength, MPa | 170 to 190 | |
| 240 to 300 |
| Tensile Strength: Ultimate (UTS), MPa | 290 to 330 | |
| 260 to 400 |
| Tensile Strength: Yield (Proof), MPa | 230 to 250 | |
| 210 to 320 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 120 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 100 |
| Melting Completion (Liquidus), °C | 1080 | |
| 430 |
| Melting Onset (Solidus), °C | 950 | |
| 380 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 450 |
| Thermal Conductivity, W/m-K | 380 | |
| 120 |
| Thermal Expansion, µm/m-K | 17 | |
| 24 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 98 | |
| 28 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 99 | |
| 42 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 30 | |
| 11 |
| Density, g/cm3 | 9.0 | |
| 6.0 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.4 |
| Embodied Energy, MJ/kg | 41 | |
| 64 |
| Embodied Water, L/kg | 310 | |
| 440 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 24 to 29 | |
| 4.0 to 20 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 240 to 280 | |
| 260 to 620 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.6 |
| Stiffness to Weight: Bending, points | 18 | |
| 24 |
| Strength to Weight: Axial, points | 9.0 to 10 | |
| 12 to 19 |
| Strength to Weight: Bending, points | 11 to 12 | |
| 15 to 20 |
| Thermal Diffusivity, mm2/s | 110 | |
| 43 |
| Thermal Shock Resistance, points | 10 to 12 | |
| 9.4 to 14 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 10.5 to 11.5 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.0060 |
| Copper (Cu), % | 98 to 99.2 | |
| 0.5 to 1.2 |
| Iron (Fe), % | 0 | |
| 0 to 0.075 |
| Lead (Pb), % | 0.8 to 1.5 | |
| 0 to 0.0060 |
| Magnesium (Mg), % | 0 | |
| 0.015 to 0.030 |
| Nickel (Ni), % | 0 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 | |
| 0 to 0.060 |
| Tin (Sn), % | 0 | |
| 0 to 0.0030 |
| Zinc (Zn), % | 0 | |
| 87.1 to 89 |
| Residuals, % | 0 to 0.5 | |
| 0 |