Jan. 20, 2025
2017 aluminum alloy is suitable for high-strength applications, offering better wear resistance and fatigue strength, while 6061 aluminum alloy is widely used in structural and engineering applications due to its good formability, weldability, and corrosion resistance.
| Properties | 2017 Aluminum Alloy | 6061 Aluminum Alloy |
| Elastic Modulus | Higher, exhibiting greater rigidity | Lower, suitable for a broader range of applications |
| Ductility | Higher, suitable for large plastic deformation | Broader, adaptable to various application scenarios |
| Fatigue Strength | Better, suitable for high-strength cyclic loads | Average, suitable for standard strength requirements |
| Shear Strength and Tensile Strength | Stronger, suitable for high-strength structural components | Weaker, suitable for general strength applications |
| Maximum Mechanical Use Temperature | Can withstand higher temperatures, suitable for high-temperature applications | Poorer high-temperature performance, suitable for normal working temperatures |
| Melting Point | Lower, may transition to a liquid state sooner during melting | Higher, melting process is relatively slower |
| Thermal Conductivity | Lower, suitable for applications requiring low thermal conductivity | Higher, suitable for applications requiring high thermal conductivity |
| Electrical Conductivity | Lower, suitable for non-electrical conductor applications | Higher, suitable for electrical conductor applications |
| Density | Slightly higher, suitable for applications with less stringent weight requirements | Lower, suitable for applications with strict weight requirements |
| Carbon Footprint and Energy Consumption | Similar to 6061 aluminum alloy, with roughly the same environmental impact | Similar to 2017 aluminum alloy, with roughly the same environmental impact |
| Major Element Composition | Higher copper content, providing high strength and wear resistance | Higher magnesium content, providing better corrosion resistance and weldability |
| Other Elements | Contains higher manganese, which helps improve crack resistance and corrosion resistance, but weldability is poor | Good weldability, strong corrosion resistance, suitable for welding and applications in highly corrosive environments |
| Property | 2017 Aluminum | 6061 Aluminum |
| Elastic (Young's, Tensile) Modulus, GPa | 71 | 69 |
| Elongation at Break, % | 12 to 18 | 3.4 to 20 |
| Fatigue Strength, MPa | 90 to 130 | 58 to 110 |
| Poisson's Ratio | 0.33 | 0.33 |
| Shear Modulus, GPa | 27 | 26 |
| Shear Strength, MPa | 130 to 260 | 84 to 210 |
| Tensile Strength: Ultimate (UTS), MPa | 190 to 430 | 130 to 410 |
| Tensile Strength: Yield (Proof), MPa | 76 to 260 | 76 to 370 |
| Property | 2017 Aluminum | 6061 Aluminum |
| Latent Heat of Fusion, J/g | 390 | 400 |
| Maximum Temperature: Mechanical, °C | 190 | 170 |
| Melting Completion (Liquidus), °C | 640 | 650 |
| Melting Onset (Solidus), °C | 510 | 580 |
| Specific Heat Capacity, J/kg-K | 880 | 900 |
| Thermal Conductivity, W/m-K | 150 | 170 |
| Thermal Expansion, µm/m-K | 24 | 24 |
| Property | 2017 Aluminum | 6061 Aluminum |
| Electrical Conductivity: Equal Volume, % IACS | 38 | 43 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 110 | 140 |
| Element | 2017 Aluminum (%) | 6061 Aluminum (%) |
| Aluminum (Al) | 91.6 to 95.5 | 95.9 to 98.6 |
| Chromium (Cr) | 0 to 0.1 | 0.040 to 0.35 |
| Copper (Cu) | 3.5 to 4.5 | 0.15 to 0.4 |
| Iron (Fe) | 0 to 0.7 | 0 to 0.7 |
| Magnesium (Mg) | 0.4 to 0.8 | 0.8 to 1.2 |
| Manganese (Mn) | 0.4 to 1.0 | 0 to 0.15 |
| Silicon (Si) | 0.2 to 0.8 | 0.4 to 0.8 |
| Titanium (Ti) | 0 to 0.15 | 0 to 0.15 |
| Zinc (Zn) | 0 to 0.25 | 0 to 0.25 |
| Residuals | 0 | 0 to 0.15 |
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