204.0 Aluminum vs. A206.0 Aluminum
Both 204.0 aluminum and A206.0 aluminum are aluminum alloys. Their average alloy composition is basically identical. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is 204.0 aluminum and the bottom bar is A206.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 90 to 120 | |
| 100 to 110 |
| Elastic (Young's, Tensile) Modulus, GPa | 71 | |
| 70 |
| Elongation at Break, % | 5.7 to 7.8 | |
| 4.2 to 10 |
| Fatigue Strength, MPa | 63 to 77 | |
| 90 to 180 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 27 | |
| 26 |
| Tensile Strength: Ultimate (UTS), MPa | 230 to 340 | |
| 390 to 440 |
| Tensile Strength: Yield (Proof), MPa | 180 to 220 | |
| 250 to 380 |
Thermal Properties
| Latent Heat of Fusion, J/g | 390 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 170 |
| Melting Completion (Liquidus), °C | 650 | |
| 670 |
| Melting Onset (Solidus), °C | 580 | |
| 550 |
| Specific Heat Capacity, J/kg-K | 880 | |
| 880 |
| Thermal Conductivity, W/m-K | 120 | |
| 130 |
| Thermal Expansion, µm/m-K | 19 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 29 to 34 | |
| 30 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 87 to 100 | |
| 90 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 11 |
| Density, g/cm3 | 3.0 | |
| 3.0 |
| Embodied Carbon, kg CO2/kg material | 8.0 | |
| 8.0 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1150 | |
| 1150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 12 to 23 | |
| 16 to 37 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 220 to 350 | |
| 440 to 1000 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 46 | |
| 46 |
| Strength to Weight: Axial, points | 21 to 31 | |
| 36 to 41 |
| Strength to Weight: Bending, points | 28 to 36 | |
| 39 to 43 |
| Thermal Diffusivity, mm2/s | 46 | |
| 48 |
| Thermal Shock Resistance, points | 12 to 18 | |
| 17 to 19 |
Alloy Composition
| Aluminum (Al), % | 93.4 to 95.5 | |
| 93.9 to 95.7 |
| Copper (Cu), % | 4.2 to 5.0 | |
| 4.2 to 5.0 |
| Iron (Fe), % | 0 to 0.35 | |
| 0 to 0.1 |
| Magnesium (Mg), % | 0.15 to 0.35 | |
| 0 to 0.15 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 0.2 |
| Nickel (Ni), % | 0 to 0.050 | |
| 0 to 0.050 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 to 0.050 |
| Tin (Sn), % | 0 to 0.050 | |
| 0 to 0.050 |
| Titanium (Ti), % | 0.15 to 0.3 | |
| 0.15 to 0.3 |
| Zinc (Zn), % | 0 to 0.1 | |
| 0 to 0.1 |
| Residuals, % | 0 | |
| 0 to 0.15 |