6016 Aluminum vs. 4006 Aluminum
Both 6016 aluminum and 4006 aluminum are aluminum alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is 6016 aluminum and the bottom bar is 4006 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 55 to 80 | |
| 28 to 45 |
| Elastic (Young's, Tensile) Modulus, GPa | 69 | |
| 69 |
| Elongation at Break, % | 11 to 27 | |
| 3.4 to 24 |
| Fatigue Strength, MPa | 68 to 89 | |
| 35 to 110 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 26 |
| Shear Strength, MPa | 130 to 170 | |
| 70 to 91 |
| Tensile Strength: Ultimate (UTS), MPa | 200 to 280 | |
| 110 to 160 |
| Tensile Strength: Yield (Proof), MPa | 110 to 210 | |
| 62 to 140 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 160 | |
| 160 |
| Melting Completion (Liquidus), °C | 660 | |
| 640 |
| Melting Onset (Solidus), °C | 610 | |
| 620 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 900 |
| Thermal Conductivity, W/m-K | 190 to 210 | |
| 220 |
| Thermal Expansion, µm/m-K | 23 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 48 to 54 | |
| 56 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 160 to 180 | |
| 180 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.0 |
| Density, g/cm3 | 2.7 | |
| 2.7 |
| Embodied Carbon, kg CO2/kg material | 8.2 | |
| 8.1 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1180 | |
| 1180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 29 to 47 | |
| 5.1 to 26 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 82 to 340 | |
| 28 to 130 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 51 | |
| 50 |
| Strength to Weight: Axial, points | 21 to 29 | |
| 11 to 16 |
| Strength to Weight: Bending, points | 29 to 35 | |
| 19 to 24 |
| Thermal Diffusivity, mm2/s | 77 to 86 | |
| 89 |
| Thermal Shock Resistance, points | 9.1 to 12 | |
| 4.9 to 7.0 |
Alloy Composition
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| Aluminum (Al), % | 96.4 to 98.8 | |
| 97.4 to 98.7 |
| Chromium (Cr), % | 0 to 0.1 | |
| 0 to 0.2 |
| Copper (Cu), % | 0 to 0.2 | |
| 0 to 0.1 |
| Iron (Fe), % | 0 to 0.5 | |
| 0.5 to 0.8 |
| Magnesium (Mg), % | 0.25 to 0.6 | |
| 0 to 0.010 |
| Manganese (Mn), % | 0 to 0.2 | |
| 0 to 0.050 |
| Silicon (Si), % | 1.0 to 1.5 | |
| 0.8 to 1.2 |
| Titanium (Ti), % | 0 to 0.15 | |
| 0 |
| Zinc (Zn), % | 0 to 0.2 | |
| 0 to 0.050 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.15 |