Introduction:

2024 aluminum alloy plate is a high-strength aluminum-copper alloy known for its excellent strength-to-weight ratio and good machinability. It finds extensive use in aerospace and structural applications where strength and lightweight properties are critical.

 

Chemical Composition (ASTM B209, JIS H4000):

2024 aluminum alloy plate typically consists of the following chemical composition:

- Aluminum (Al): 90.7% - 94.7%

- Copper (Cu): 3.8% - 4.9%

- Manganese (Mn): 0.3% - 0.9%

- Silicon (Si): 0.5% max

- Iron (Fe): 0.5% max

- Magnesium (Mg): 1.2% - 1.8%

- Zinc (Zn): 0.25% max

- Titanium (Ti): 0.15% max

- Others (each): 0.05% max

- Others (total): 0.15% max

 

Mechanical Properties:

- Tensile Strength: 470 MPa (minimum)

- Yield Strength: 325 MPa (minimum)

- Elongation: 20% (minimum)

 

Hardness:

2024 aluminum alloy plate typically has a Brinell hardness range of 120-150 HB.

 

Non-Destructive Testing Standard:

2024 aluminum alloy plate conforms to standard non-destructive testing methods such as ultrasonic inspection to ensure structural integrity.

 

Corrosion Resistance:

While 2024 aluminum alloy offers good corrosion resistance, it is not as corrosion-resistant as some other aluminum alloys. However, it can be protected through proper surface treatments and coatings.

 

Heat Treatment Condition:

2024 aluminum alloy plate can be heat treated to improve its mechanical properties. Common heat treatment conditions include solution heat treatment followed by aging (T3, T4, T6, etc.).

 

Main Applications:

- Aerospace: Aircraft structural components, including fuselage skins, wing skins, and bulkheads.

- Structural applications: High-strength structural components in industries such as automotive, marine, and sporting goods.

- Machined components: Due to its good machinability, 2024 aluminum alloy is used in applications requiring intricate machining.

 

Size Range:

2024 aluminum alloy plate is available in various sizes and thicknesses, typically ranging from 0.2 mm to 300 mm in thickness, with widths up to 2500 mm and lengths up to 12000 mm.

 

TJC Steel Supply Case:

TJC Steel is a reputable supplier of aluminum alloy products, including 2024 aluminum alloy plates. They adhere to international quality standards such as ASTM B209 and JIS H4000, ensuring the products meet stringent quality requirements for various applications.

 

Conclusion:

2024 aluminum alloy plate offers high strength, good machinability, and excellent fatigue resistance, making it a preferred choice for aerospace and structural applications where lightweight and high strength are paramount. With its wide size range and adherence to international standards, it meets the diverse needs of industries requiring high-performance aluminum alloy products.