Aluminum 2024
Produced by NAITE TECH
Metal
CNC machining ✅, sheet metal processing ✅, Forging ✅, casting ❌, 3D printing ❌
Basic Information
Aluminum 2024 is widely used in aerospace and high-performance engineering where strength and weight both matter. It offers a strong balance between mechanical performance and machinability, making it a practical choice for structural components that need to stay lightweight without sacrificing reliability.
At NAITE TECH, we machine Aluminum 2024 parts with tight tolerances and stable quality, supporting everything from early prototypes to production runs.
Send your drawings and get a fast quote with engineering feedback.
Aluminum 2024 is a heat-treatable aluminum alloy primarily strengthened with copper. It is known for its high strength and good fatigue resistance, which is why it is commonly used in aircraft structures and load-bearing components.
Compared to more general-purpose alloys, Aluminum 2024 is selected when performance under stress is more important than corrosion resistance. In most cases, it is used with surface protection or in controlled environments.
When strength is the priority and weight cannot increase, Aluminum 2024 is often one of the first materials engineers consider.
Aluminum 2024 delivers significantly higher strength than standard aluminum alloys while remaining lightweight.
It is commonly used in structural parts where reducing mass directly improves performance.
This alloy performs well in fatigue conditions, making it suitable for components exposed to continuous or cyclic loading.
In practical terms, this means longer service life and fewer structural concerns over time.
Aluminum 2024 machines cleanly and consistently, which helps maintain dimensional accuracy across complex parts.
Stable cutting behavior
Good surface finish
Suitable for tight tolerances
For parts that require precision and repeatability, it is a dependable choice.
Aluminum 2024 has been used for decades in aircraft structures and remains a standard material in many aerospace specifications.
This makes it a familiar and trusted option for engineers working on high-performance designs.
Not sure if Aluminum 2024 is the right fit? Send us your part details — we can review and suggest the most suitable material.
Aluminum 2024 is typically selected when structural performance matters more than corrosion resistance. It is not a general-purpose material, but in the right application, it performs exceptionally well.
Aluminum 2024 is widely used in aircraft structures where strength, fatigue resistance, and weight reduction are critical.
Typical parts include:
Structural frames
Wing components
Load-bearing panels
If your design needs to meet strict mechanical requirements without adding weight, this alloy is a strong candidate.
For components that must handle significant stress, Aluminum 2024 offers a clear advantage over standard aluminum alloys.
Common use cases:
Structural brackets
Support components
Reinforced housings
It allows you to maintain strength while keeping the overall system lightweight.
In systems where parts are exposed to repeated motion or vibration, material fatigue becomes a key concern.
Aluminum 2024 performs reliably in:
Cyclic loading environments
Moving mechanical assemblies
Dynamic structural systems
This helps reduce long-term failure risks in demanding conditions.
Aluminum 2024 is especially suitable for CNC machining, particularly when tight tolerances and consistent quality are required.
Typical scenarios:
Complex geometries
High-precision assemblies
Functional engineering parts
If your part requires both strength and machining accuracy, this is often a practical choice.
If you're unsure whether 2024 is the right material, send us your drawings. We can review your application and suggest the most suitable option based on performance, cost, and manufacturability.
This section provides a quick reference for engineers who need baseline material data during selection.
Property | Value |
|---|---|
Density | 2.78 g/cm³ |
Tensile Strength | 400–470 MPa |
Yield Strength | 250–325 MPa |
Elongation | 10–15% |
Fatigue Resistance | Good to Excellent |
Corrosion Resistance | Moderate |
Machinability | Excellent |
The T6 temper provides higher strength through solution heat treatment and artificial aging.
Improved tensile and yield strength
Reduced ductility compared to softer tempers
Suitable for high-load applications
Often selected when maximum strength is required
Aluminum 2024 is commonly supplied in different tempers depending on application needs:
T3 → Better formability, used in sheet applications
T6 → Higher strength, used in machined structural parts
Selection depends on whether forming or strength is the priority
Aluminum 2024 and 6061 are among the most commonly compared alloys in engineering projects. While both are widely used, they serve very different purposes.
In most cases, the choice comes down to a simple question:
Do you need higher strength, or broader usability?
2024 → Significantly higher strength, better fatigue resistance
6061 → Moderate strength, suitable for general applications
If your part is structural, load-bearing, or performance-critical, 2024 is usually the more appropriate choice.
2024 → Excellent for precision CNC machining, especially for structural parts
6061 → Easier to process across a wider range of fabrication methods
If your project relies on tight tolerances and structural performance, 2024 offers more consistent results.
2024 → Moderate, typically requires protection
6061 → Naturally more corrosion-resistant
If the part will be exposed to outdoor or humid environments, additional finishing should be considered for 2024.
2024 → Aerospace structures, fatigue-critical components, high-load parts
6061 → Frames, housings, general mechanical parts
2024 is selected when performance requirements are clearly defined, not for general-purpose use.
2024 → Higher cost, used when performance justifies it
6061 → More economical, widely available
If the application does not require high strength, 6061 is often the more cost-effective solution.
Choose Aluminum 2024 → for strength, fatigue resistance, structural performance
Choose Aluminum 6061 → for versatility, corrosion resistance, and cost control
Still comparing options? Send us your part requirements — we can recommend the most suitable material based on your application and production method.
Aluminum 2024 is rarely used as a general-purpose material. It is typically selected for applications where performance requirements are clearly defined and cannot be met by standard alloys.
Aircraft frames and support structures
Wing and fuselage elements
Reinforced panels
Designed for high strength under strict weight constraints
Structural brackets
Support frames
Reinforced housings
Used when standard aluminum alloys cannot provide sufficient strength
Repetitive motion components
Dynamic mechanical assemblies
Vibration-prone structures
Selected to improve long-term reliability under cyclic loading
Tight-tolerance parts
Complex geometries
Functional engineering components
Particularly suitable when strength + machining accuracy are both required
If your part falls into one of these categories, Aluminum 2024 is likely worth considering. We can help validate your selection before production.
Designing with Aluminum 2024 requires attention to both performance and manufacturability. Small design decisions can significantly impact part quality and cost.
Aluminum 2024 is generally not welded in structural applications, as welding can reduce strength in the affected areas.
Mechanical fastening (rivets, bolts) is the preferred method
Because Aluminum 2024 has moderate corrosion resistance, surface treatment should be considered during the design stage—not after.
Common options include:
Anodizing
Protective coatings
Alclad (for aerospace use)
This is especially important for outdoor or humid environments
Well-optimized designs improve both quality and cost efficiency.
Avoid excessively thin unsupported walls
Use reasonable internal radii for tool access
Simplify deep or narrow cavities where possible
These adjustments can reduce machining time and improve consistency
For parts under repeated stress:
Avoid sharp internal corners
Use smooth transitions between features
Distribute stress evenly where possible
Helps extend part life and reduce failure risk
Material selection, machining strategy, and finishing should be considered together—not separately.
Early engineering input can prevent redesigns and reduce overall cost
We can review your design and provide DFM feedback before production to help improve manufacturability and avoid potential issues.
2024 CNC Machining
Aluminum 2024 is widely used in CNC machining for high-strength structural parts, especially where dimensional accuracy and repeatability are critical.
At NAITE TECH, we focus on stable machining processes to ensure consistent results across both prototypes and production batches.
We machine Aluminum 2024 parts with a focus on precision and process stability.
3-axis, 4-axis, and 5-axis CNC machining
Tolerances up to ±0.01 mm (depending on geometry)
Clean surface finish with controlled cutting parameters
Support for complex geometries and thin-wall structures
For parts that require both strength and accuracy, Aluminum 2024 performs reliably under controlled machining conditions.
From a machining perspective, Aluminum 2024 offers a good balance between strength and workability.
Cuts cleanly compared to many high-strength alloys
Maintains dimensional stability during machining
Allows consistent results across multiple batches
This makes it suitable for projects where repeatability is as important as performance.
We support different production stages based on your project needs:
Prototype → Fast turnaround for design validation
Low-volume → Bridge production or testing
Mass production → Stable quality with controlled processes
One workflow, no need to switch suppliers as your project scales.
Aluminum 2024 is primarily used in machining-based manufacturing. Some processes work well, while others are typically avoided due to material characteristics.
CNC machining (milling, drilling, tapping)
Precision machining for structural components
Mechanical fastening (riveting, bolting)
These are the most common and reliable manufacturing approaches.
Welding → may reduce strength and structural integrity
Casting → not typically used for this alloy
3D printing → not a standard industrial solution for 2024
In most cases, machining + fastening is the preferred combination.
Based on typical applications, Aluminum 2024 parts are usually manufactured using the following approaches:
Material (plate / block) → CNC machining → Surface protection → Assembly
Ensures strength, precision, and long-term performance
Raw material → CNC machining → Finishing → Inspection
Suitable for tight-tolerance engineering parts
If your design involves multiple processes, we can review your drawings and suggest a more efficient manufacturing route to reduce cost and improve manufacturability.
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