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Aluminum 2024
Aluminum 2024 is of great value to industries prioritizing weight and strength because of its remarkable fatigue resistance and strength-to-weight ratio.
Key Properties:
🔹 Workability: Formability or ease of working without fracturing is good in the annealed state but with limited machinability.
🔹 Resistance To Corrosion: Requires cladding or coating since it has poor corrosion resistance.
🔹 Fatigue Resistance: Exceptionally suited for recurring load applications.
🔹 Strength: High tensile and yield strength, especially in treated forms like T3, T4, and T351.
Industries Using Aluminum 2024:
✈️ Aerospace: Aircraft parts such as wings and fuselages.
🚗 Automotive: Components with enhanced strength and lower weight.
🛡️ Military: Defense equipment structural components.
⚙️ General Engineering: Gears and bolts along with other high-strength materials.
Mia Yu has in-depth knowledge in CNC machining, 3D printing, and sheet metal fabrication. She specializes in prototypes, bespoke components, and small-scale manufacturing. Their advanced systems guarantee that your designs are manufactured with unmatched precision.
Mia Yu
CNC Machining Expert
Specifications for Aluminum 2024
Examine an extensive table of material properties containing physical, mechanical, electrical, and thermal characteristics for comprehensive analysis. This aids in the informed selection and evaluation of materials.
| Category | Property | Metric | English | Notes |
|---|---|---|---|---|
| Chemical Composition | Aluminum (Al) | 90.7 - 94.7% | ||
| Copper (Cu) | 3.8 - 4.9% | |||
| Magnesium (Mg) | 1.2 - 1.8% | |||
| Manganese (Mn) | 0.3 - 0.9% | |||
| Silicon (Si) | Max 0.5% | |||
| Iron (Fe) | Max 0.5% | |||
| Chromium (Cr) | Max 0.1% | |||
| Zinc (Zn) | Max 0.25% | |||
| Titanium (Ti) | Max 0.15% | |||
| Other (each) | Max 0.05% | |||
| Other (total) | Max 0.15% | |||
| Physical Properties | Density | 2.78 g/cc | 0.1 lb/in³ | Typical |
| Melting Point (Solidus) | 502 °C | 935 °F | Typical | |
| Melting Point (Liquidus) | 638 °C | 1180 °F | Typical | |
| Mechanical Properties | Ultimate Tensile Strength | 469 MPa | 68000 psi | Typical |
| Tensile Yield Strength | 324 MPa | 47000 psi | Typical | |
| Elongation at Break | 19-20% | 19-20% | Varies by thickness | |
| Hardness (Brinell) | 120 | 120 | Typical | |
| Fatigue Strength | 138 MPa | 20000 psi | 500,000,000 cycles | |
| Fracture Toughness (L-T) | 37 MPa-m½ | 33.7 ksi-in½ | Typical | |
| Thermal Properties | Thermal Conductivity | 121 W/m-K | 840 BTU-in/hr-ft²-°F | Typical at 77°F |
| Specific Heat Capacity | 0.875 J/g-°C | 0.209 BTU/lb-°F | ||
| Coefficient of Expansion | 23.2 µm/m-°C | 12.9 µin/in-°F | 68-212°F range | |
| Electrical Properties | Electrical Resistivity | 5.82e-006 ohm-cm | 5.82e-006 ohm-cm | Typical at 68°F |
| Applications | Aerospace, Automotive, Defense, Industrial, Medical | High strength-to-weight ratio, good machinability, heat treatable |
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