238.0 Aluminum vs. 201.0 Aluminum
Both 238.0 aluminum and 201.0 aluminum are aluminum alloys. They have 88% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is 238.0 aluminum and the bottom bar is 201.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 76 | |
| 71 |
| Elongation at Break, % | 1.5 | |
| 4.4 to 20 |
| Fatigue Strength, MPa | 110 | |
| 120 to 150 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 28 | |
| 27 |
| Tensile Strength: Ultimate (UTS), MPa | 210 | |
| 370 to 470 |
| Tensile Strength: Yield (Proof), MPa | 170 | |
| 220 to 400 |
Thermal Properties
| Latent Heat of Fusion, J/g | 430 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 170 |
| Melting Completion (Liquidus), °C | 600 | |
| 650 |
| Melting Onset (Solidus), °C | 510 | |
| 570 |
| Specific Heat Capacity, J/kg-K | 840 | |
| 870 |
| Thermal Conductivity, W/m-K | 100 | |
| 120 |
| Thermal Expansion, µm/m-K | 21 | |
| 19 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 25 | |
| 30 to 33 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 67 | |
| 87 to 97 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 38 |
| Density, g/cm3 | 3.4 | |
| 3.1 |
| Embodied Carbon, kg CO2/kg material | 7.4 | |
| 8.7 |
| Embodied Energy, MJ/kg | 140 | |
| 160 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 2.9 | |
| 19 to 63 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 180 | |
| 330 to 1160 |
| Stiffness to Weight: Axial, points | 12 | |
| 13 |
| Stiffness to Weight: Bending, points | 42 | |
| 45 |
| Strength to Weight: Axial, points | 17 | |
| 33 to 42 |
| Strength to Weight: Bending, points | 23 | |
| 37 to 44 |
| Thermal Diffusivity, mm2/s | 37 | |
| 45 |
| Thermal Shock Resistance, points | 9.1 | |
| 19 to 25 |
Alloy Composition
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| Aluminum (Al), % | 81.9 to 84.9 | |
| 92.1 to 95.1 |
| Copper (Cu), % | 9.5 to 10.5 | |
| 4.0 to 5.2 |
| Iron (Fe), % | 1.0 to 1.5 | |
| 0 to 0.15 |
| Magnesium (Mg), % | 0 to 0.25 | |
| 0.15 to 0.55 |
| Manganese (Mn), % | 0 | |
| 0.2 to 0.5 |
| Silicon (Si), % | 3.6 to 4.4 | |
| 0 to 0.1 |
| Silver (Ag), % | 0 | |
| 0.4 to 1.0 |
| Titanium (Ti), % | 0 | |
| 0.15 to 0.35 |
| Zinc (Zn), % | 1.0 to 1.5 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.1 |