C81400 Copper vs. SAE-AISI 12L14 Steel
C81400 copper belongs to the copper alloys classification, while SAE-AISI 12L14 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is C81400 copper and the bottom bar is SAE-AISI 12L14 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Elongation at Break, % | 11 | |
| 11 to 25 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 41 | |
| 72 |
| Tensile Strength: Ultimate (UTS), MPa | 370 | |
| 440 to 620 |
| Tensile Strength: Yield (Proof), MPa | 250 | |
| 260 to 460 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 400 |
| Melting Completion (Liquidus), °C | 1090 | |
| 1460 |
| Melting Onset (Solidus), °C | 1070 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 470 |
| Thermal Conductivity, W/m-K | 260 | |
| 51 |
| Thermal Expansion, µm/m-K | 17 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 60 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 61 | |
| 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 33 | |
| 1.8 |
| Density, g/cm3 | 8.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 1.4 |
| Embodied Energy, MJ/kg | 45 | |
| 18 |
| Embodied Water, L/kg | 310 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 36 | |
| 64 to 93 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 | |
| 180 to 560 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 13 |
| Stiffness to Weight: Bending, points | 18 | |
| 24 |
| Strength to Weight: Axial, points | 11 | |
| 15 to 22 |
| Strength to Weight: Bending, points | 13 | |
| 16 to 20 |
| Thermal Diffusivity, mm2/s | 75 | |
| 14 |
| Thermal Shock Resistance, points | 13 | |
| 14 to 20 |
Alloy Composition
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| Beryllium (Be), % | 0.020 to 0.1 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.15 |
| Chromium (Cr), % | 0.6 to 1.0 | |
| 0 |
| Copper (Cu), % | 98.4 to 99.38 | |
| 0 |
| Iron (Fe), % | 0 | |
| 97.9 to 98.7 |
| Lead (Pb), % | 0 | |
| 0.15 to 0.35 |
| Manganese (Mn), % | 0 | |
| 0.85 to 1.2 |
| Phosphorus (P), % | 0 | |
| 0.040 to 0.090 |
| Sulfur (S), % | 0 | |
| 0.26 to 0.35 |
| Residuals, % | 0 to 0.5 | |
| 0 |