SAE-AISI A6 Steel vs. C18400 Copper
SAE-AISI A6 steel belongs to the iron alloys classification, while C18400 copper belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI A6 steel and the bottom bar is C18400 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 120 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 73 | |
| 44 |
| Tensile Strength: Ultimate (UTS), MPa | 750 to 1990 | |
| 270 to 490 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 210 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1080 |
| Melting Onset (Solidus), °C | 1410 | |
| 1070 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 390 |
| Thermal Conductivity, W/m-K | 41 | |
| 320 |
| Thermal Expansion, µm/m-K | 12 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.5 | |
| 80 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.7 | |
| 81 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.7 | |
| 31 |
| Density, g/cm3 | 7.8 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 2.6 |
| Embodied Energy, MJ/kg | 24 | |
| 41 |
| Embodied Water, L/kg | 57 | |
| 310 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 24 | |
| 18 |
| Strength to Weight: Axial, points | 27 to 71 | |
| 8.5 to 15 |
| Strength to Weight: Bending, points | 23 to 45 | |
| 10 to 16 |
| Thermal Diffusivity, mm2/s | 11 | |
| 94 |
| Thermal Shock Resistance, points | 25 to 65 | |
| 9.6 to 17 |
Alloy Composition
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| Arsenic (As), % | 0 | |
| 0 to 0.0050 |
| Calcium (Ca), % | 0 | |
| 0 to 0.0050 |
| Carbon (C), % | 0.65 to 0.75 | |
| 0 |
| Chromium (Cr), % | 0.9 to 1.2 | |
| 0.4 to 1.2 |
| Copper (Cu), % | 0 to 0.25 | |
| 97.2 to 99.6 |
| Iron (Fe), % | 93 to 95.8 | |
| 0 to 0.15 |
| Lithium (Li), % | 0 | |
| 0 to 0.050 |
| Manganese (Mn), % | 1.8 to 2.5 | |
| 0 |
| Molybdenum (Mo), % | 0.9 to 1.4 | |
| 0 |
| Nickel (Ni), % | 0 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.050 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 0.7 |
| Residuals, % | 0 | |
| 0 to 0.5 |