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Product Description
7075 aluminum plate is a high-strength aluminum alloy, known for its excellent mechanical properties, stress corrosion cracking resistance, and outstanding strength-to-weight ratio. It is primarily used in applications requiring high strength and is commonly found in the aerospace, defense, and high-end automotive industries.
| Element | Min (%) | Max (%) |
|---|---|---|
| Silicon (Si) | - | 0.40 |
| Iron (Fe) | - | 0.50 |
| Copper (Cu) | 1.2 | 2.0 |
| Manganese (Mn) | - | 0.30 |
| Magnesium (Mg) | 2.1 | 2.9 |
| Chromium (Cr) | 0.18 | 0.28 |
| Zinc (Zn) | 5.1 | 6.1 |
| Titanium (Ti) | - | 0.20 |
| Other Elements | - | 0.05 each, 0.15 total |
| Aluminum (Al) | Balance | - |
| Property | 7075-O | 7075-T6/T651 | 7075-T73/T7351 |
|---|---|---|---|
| Tensile Strength (MPa) | 228 | 572 | 505 |
| Yield Strength (MPa) | 103 | 503 | 435 |
| Modulus of Elasticity (GPa) | 71.7 | 71.7 | 72.0 |
| Density (g/cc) | 2.81 | 2.81 | 2.81 |
| Property | Units |
|---|---|
| Coefficient of Thermal Expansion @ 20.0 - 100 °C | 23.4 µm/m-°C |
| Thermal Conductivity | 173 W/m-K for 7075-O and 7075-T6/T651, 155 W/m-K for 7075-T73/T7351 |
7075 aluminum plate is used in various industries where high strength, lightweight, and durability are required:
Aerospace Components: Airframe structures, high-stress aircraft parts, and aerospace vehicles.
High-End Automotive Components: Gears, instrument shafts, and other high-performance parts.
Instrument Gears: For precision instruments requiring high strength and durability.
Tooling Materials: Used in the manufacturing of tools and molds due to its high strength and wear resistance.
7075 aluminum alloy is heavily utilized by the aircraft and ordnance industries because of its superior strength. It is one of the highest strength aluminum alloys available and is a popular material in applications where strength is extremely critical.
Extremely High Tensile Strength: Offers exceptional strength for high-stress applications.
Ultra-High Hardness: Provides resistance to wear and abrasion.
Excellent Mechanical Properties: Combines high strength with good ductility and toughness.
Stress Corrosion Cracking Resistance: Performs well in environments prone to stress corrosion.
Outstanding Strength-to-Weight Ratio: Ideal for applications where weight savings are critical.
