2024 Aluminum Round Tube
The 2024 Aluminum Round Tube is a high-strength aluminum alloy tube with excellent mechanical properties, especially suitable for aerospace and other applications requiring high strength, fatigue resistance, and light weight. It is made from 2024 aluminum alloy, one of the strongest alloys in the aluminum series, and is widely used in aircraft structures, military equipment, and other high-load applications.
2024 Aluminum Round Tube Material Properties
- Alloy Composition: 2024 aluminum alloy primarily contains copper, magnesium, and manganese, giving it outstanding strength and fatigue resistance. However, it has relatively poor corrosion resistance.
- Strength and Fatigue Resistance: 2024 aluminum alloy tubes, due to their excellent tensile strength and fatigue resistance, are widely used in load-bearing components, frames, structural parts, and other critical areas. They maintain good stability even under long-term repetitive loading.
- Heat Treatment Properties: 2024 aluminum alloy has good heat treatment properties and can be strengthened by different heat treatment processes such as T3, T4, and T6. T6 treatment achieves optimal strength, while T3 and T4 are used to improve the alloy's workability and fatigue resistance.
2024 Aluminum Round Tube Sizes and Specifications
Outer Diameter (OD): Ranging from 3/16" to 5" (approximately 4.8 mm to 127 mm).
Wall Thickness: From 0.028" to 0.250" (approximately 0.71 mm to 6.35 mm), with custom thicknesses available upon request.
Shapes: In addition to round tubes, 2024 aluminum alloy can also be processed into square tubes and rectangular tubes to meet different design and application needs.
Temper:
O Temper: Soft temper, suitable for processing and cold working.
T3, T4 Temper: Heat-treated temper, suitable for high-strength applications.
F Temper: Free machining temper, for specific requirements.
2024 Aluminum Round Tube Standards
- ASTM B210: The American Society for Testing and Materials (ASTM) standard, which defines the requirements for aluminum and aluminum alloy tubes.
- AMS 4088: The U.S. military standard for aerospace aluminum alloy tubes.
- AMS 4087: Aerospace aluminum alloy tube standard, applicable to certain military and civil applications.
- AMS-WWT-700/3: Another aerospace standard, applicable to specific aluminum alloy tubes.
2024 Aluminum Round Tube Performance Features
- High Strength and Low Weight: 2024 aluminum alloy has higher tensile strength and lower density than most aluminum alloys, making it an ideal material for aerospace, military, and other high-strength demanding fields. Even in lightweight designs, 2024 aluminum tubes provide strong structural support.
- Fatigue Resistance: 2024 aluminum alloy exhibits excellent fatigue resistance in environments subjected to cyclic loads and vibrations, making it widely used in aircraft fuselage frames, wings, and supporting structures.
- Corrosion Resistance: While 2024 aluminum alloy provides extremely high strength, its corrosion resistance is relatively poor. Therefore, additional surface treatments (such as anodizing or coatings) are often required to improve its durability in harsh environments.
- Workability: 2024 aluminum alloy tubes have good workability in both cold working and heat treatment processes, allowing precise machining into various shapes and sizes to meet strict engineering requirements.
2024 Aluminum Round Tube Applications
- Aerospace: Mainly used in aircraft structural components such as fuselage frames, wings, load-bearing parts, etc. Due to its high strength and excellent fatigue resistance, 2024 aluminum alloy tubes can withstand the working conditions of aircraft under high loads and pressures.
- Automotive Industry: Used in structural components and lightweight design in racing cars and high-performance vehicles.
- Mechanical and Industrial Applications: Used in the manufacture of high-strength mechanical parts and equipment components, especially where structural strength and fatigue resistance are critical.
- Military: Used as structural components in military aircraft, missiles, naval vessels, etc. The high-strength properties of 2024 aluminum alloy are fully utilized in these applications.
The 2024 aluminum round tube is a highly suitable material for applications requiring high strength. Its excellent strength, fatigue resistance, and heat treatment properties make it an important material in aerospace, military, automotive, and other fields. Although its corrosion resistance is somewhat limited, proper surface treatments can effectively extend its service life in harsh environments.
2024 Aluminum Round Tube Typical Chemical Composition
| Typical Chemical Composition % | ||||||||||
| Weight % | Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Each | Total |
| Minimum | 3.80 | .30 | 1.2 | |||||||
| Maximum | .50 | .50 | 4.90 | .90 | 1.8 | .10 | .25 | .15 | .05 | .15 |
2024 Aluminum Tube Typical Mechanical Properties
| 2024-O | 2024-T3 | 2024-T4 | 2024-T351 | |
| Tensile Strength | 100-200 MPa | 320-480 MPa | 310-480 MPa | 330-460 MPa |
| Shear Strength | 130 MPa | 290 MPa | 290 MPa | 290 MPa |
| Fatigue Strength | 90 MPa | 140 MPa | 140 MPa | 140 MPa |
| Elastic Modulus | 71 GPa | 71 GPa | 71 GPa | 71 GPa |
| Brinell Hardness | 49 | 120 | 120 | 120 |
| Elongation at Break | 15% | 15% | 16% | 13% |
