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2024 aluminum alloy seamless pipe high-strength aluminium tube
2024 aluminum seamless tube is a high-strength, heat-treatable alloy that contains copper as its primary alloying element. It is commonly used in aircraft and aerospace applications due to its excellent strength-to-weight ratio and high fatigue resistance. This alloy also exhibits good machinability and corrosion resistance.
Characteristics
2024 aluminum seamless tube has several key features that make it a popular choice for a range of applications:
1. High strength-to-weight ratio - This alloy is about 30% stronger than 6061 aluminum, yet weighs only slightly more.
2. Excellent fatigue resistance - 2024 aluminum has superior fatigue properties compared to some other aluminum alloys, making it a popular choice for aircraft components that are subjected to fluctuating stress levels.
3.Good machinability - 2024 aluminum is known for its good machinability, allowing for easy cutting, drilling, and tapping.
4. Corrosion resistance - While not as corrosion-resistant as some other aluminum alloys, 2024 aluminum exhibits good resistance to atmospheric corrosion.
Chemical Composition
The chemical composition of 2024 aluminum seamless tube is as follows:
- Copper (Cu) - 3.8%-4.9%
- Magnesium (Mg) - 1.2%-1.8%
- Manganese (Mn) - 0.3%-0.9%
- Silicon (Si) - 0.5%
- Iron (Fe) - 0.5%
- Zinc (Zn) - 0.25%
- Titanium (Ti) - 0.15%
- Other elements - 0.15% maximum each, 0.5% total maximum
Mechanical Properties
2024 aluminum seamless tube exhibits excellent mechanical properties, including:
- Tensile strength - 75 ksi (520 MPa)
- Yield strength - 47 ksi (324 MPa)
- Elongation - 12%
- Fatigue strength - 105 ksi (725 MPa)
Applications
2024 aluminum seamless tube is commonly used in aircraft and aerospace applications, including:
1. Wing and fuselage structures
2. Landing gear components
3. Structural fasteners
4. Transmission components
5. Hydraulic manifolds
6. Pressure vessels
2024 aluminum seamless tube is also used in other industrial applications where high strength, good machinability, and fatigue resistance are required, such as:
1. Bicycle frames
2. Marine structures
3. Sporting equipment
4. Automotive components
Conclusion
In summary, 2024 aluminum seamless tube is a high-strength, heat-treatable alloy that offers excellent mechanical properties, good machinability, and fatigue resistance. It is commonly used in aircraft and aerospace applications, as well as other industrial applications where high strength and good machinability are required.
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