Why choose Chalco Aluminum's 2024 7075 aluminum profiles for armor-piercing fin?
Quality could fully meet world military standard, such as GJB8754-2015.
After the actual radial cold extrusion, the empennage workpiece that meets the shape requirements is obtained. After performance testing and actual use, it meets the product design requirements. The workpiece shows that the finish and dimensional accuracy are relatively ideal. After using the split-type floating die for extrusion deformation strengthening, the tensile strength meets the design requirements, and the material utilization rate of aluminum alloy reaches more than 90%, which is of great significance for reducing production costs and improving efficiency.
Specs of 2024 2014 7A04 7A09 7075 aluminum profiles
| Alloy | 2024 2014 7A04 7A09 7075 |
| Temper | T4, T4511, T6511 |
| Wall thickness | 2-40mm |
| Normal length | 3000mm |
| Standard | GJB8754-2015 |
Chemical composition of 2024 2014 7A04 7A09 7075 Alloy
| Element | Composition (%) | ||||
| 2024 | 2014 | 7A04 | 7A09 | 7075 | |
| Si | 0.50 | 0.50-1.20 | 0.50 | 0.50 | 0.40 |
| Fe | 0.50 | 0.70 | 0.50 | 0.50 | 0.50 |
| Cu | 3.8-4.9 | 3.9-5.0 | 1.4-2.0 | 1.2-2.0 | 1.2-2.0 |
| Mn | 0.30-0.90 | 0.40-1.20 | 0.20-0.60 | 0.15 | 0.30 |
| Mg | 1.2-1.80 | 0.20-0.80 | 1.8-2.80 | 0.20-3.0 | 2.1-2.90 |
| Cr | 0.10 | 0.10 | 0.10-0.25 | 0.16-0.30 | 0.18-0.28 |
| Zr | - | - | - | - | - |
| Zn | 0.25 | 0.25 | 5.0-7.0 | 5.1-6.1 | 5.1-6.1 |
| Ti | 0.15 | 0.15 | 0.10 | 0.10 | 0.20 |
| Al | Remainder | Remainder | Remainder | Remainder | Remainder |
Property of 2024 2014 7A04 7A09 7075 aluminum profiles
| Alloy | Temper | Wall thickness/mm | Tension strength/(N/mm2) | Yield strength/(N/mm2) | Elongation/% |
| A50 mm | |||||
| Not less than | |||||
| 2024 | T4, T4511 | ≤5.0 | 390 | 295 | 10.0 |
| >5.0-10.0 | 410 | ||||
| >10.0-20.0 | 420 | 305 | |||
| >20.0-40.0 | 440 | 315 | |||
| >40.0 | 480 | 355 | |||
| 2014 | O H112 | ≤10.0 | 410 | 360 | 7.0 |
| >10.0-10.0 | 440 | 400 | |||
| >20.0 | 470 | 440 | |||
| 7A04 | ≤10.0 | 530 | 460 | 6.0 | |
| >10.0-20.0 | |||||
| >20.0-40.0 | 560 | ||||
| >40.0 | 570 | 490 | |||
| 7A09 | ≤10.0 | 530 | 460 | ||
| >10.0 | 540 | ||||
| 7075 | ≤5.0 | 540 | 480 | 7.0 | |
| >5.0 | 560 | 500 | |||
Dimension tolerance of 2024 7075 aluminum profiles for armor-piercing fin
Shape tolerance:
The end face of the profile should be cut flat, and the cutting slope not exceed 3mm;
The longitudinal uniform bending of the profile should not be greater than 4mm/m;
The plane gap on the plane of profile fins not be greater than 0.5mm;
The twisting degree of the profile around the longitudinal axis not be greater than 17m;
Wave Height mm Normal Grade High Precision Grade
≤0.25 Allowed Allowed
>0.25-0.50 allowed every 2m
>0.50-1.00 One piece per meter Not allowed
>1.00 Not allowed Not allowed
The waviness of the profile is carried out according to the table:
| Waviness mm | Ordinary | High precision |
| ≤0.25 | Allowed | Allowed |
| >0.25-0.50 | Allowed | Every 2 meter |
| >0.50-1.00 | one per meter | Not allowed |
| >1.00 | Not allowed | Not allowed |
Features of 2024 7075 Aluminum profiles for armor-piercing fin
As a material for missile or armor-piercing fins, 2024 2014 7A04 7A09 7075 Aluminum profiles have the following characteristics:
High strength: these aluminum alloy profiles have high strength, which enables them to withstand external loads and pressures during high-speed flight. This is critical for missile or armor-piercing projectile fins as they need to maintain structural integrity during flight.
Good corrosion resistance: aluminum alloy profiles generally have good corrosion resistance, which is due to the properties of aluminum itself and the effects of other elements added to the alloy. This allows them to be used in a variety of environmental conditions, including high humidity, high temperature and chemically aggressive environments.
Machinability: aluminum alloy profiles usually have good machinability, and can be used in various processes such as forging, extrusion, casting and machining. This makes them suitable for a variety of complex size and shape requirements to meet the design needs of missile or armor piercing shell fins.
Lightweight: aluminum alloy is a relatively lightweight material with good specific strength and specific stiffness. Compared to other metal materials such as steel, aluminum alloy profiles can provide lower weight with the same strength, which is very important for applications such as missiles and armor-piercing projectiles that require rapid acceleration and maneuverability.
In general, aluminum alloy profiles such as 2024, 2014, 7A04 and 7A09 have the characteristics of high strength, good corrosion resistance, easy processing and light weight in the application of missile and armor-piercing projectile empennage. These properties make them an ideal material choice to meet the performance and safety needs of aircraft during high-speed flight.
Uses of 2024 7075 aluminum profiles for armor-piercing fin
2024 2014 7A04 7A09 Some common uses of 7075 aluminum alloy profiles in missile or armor-piercing projectile fins:
2024 aluminum extrusion profile: 2024 aluminum alloy has high strength and good corrosion resistance, and is often used in structural components in the tail of missiles and armor-piercing projectiles, such as stabilizers, elevators and rudders. Its excellent strength and machinability enable the 2024 aluminum alloy to withstand large loads and pressures under high-speed flight conditions.
2014 aluminum profiles: 2014 aluminum alloy is also a high-strength aluminum alloy, which is usually used for parts in the tail of missiles and armor-piercing projectiles, such as connectors, connecting rods and support structures. Its excellent strength and mechanical properties enable missiles and armor-piercing projectiles to maintain a stable flight attitude and withstand dynamic loads during flight.
7A04 aluminum extrusion profile: 7A04 aluminum alloy has excellent strength and corrosion resistance, and is widely used in key components in the tail of missiles and armor-piercing projectiles, such as spars and stabilizers. Its high strength enables missiles or armor-piercing projectiles to maintain structural integrity during high-speed flight, while its corrosion resistance ensures its reliability in various harsh environments.
7A09 aluminum profiles: 7A09 aluminum alloy is a high-strength aluminum alloy with good corrosion resistance and fatigue properties. It is commonly used in load-bearing structural components such as brackets, suspensions and support frames in the fins of missiles and armor-piercing projectiles. This aluminum alloy is able to withstand large dynamic loads while maintaining structural stability and reliability.
7075 aluminum extrusion profile: 7075 aluminum alloy is a high-strength, wear-resistant and corrosion-resistant aluminum alloy. It is often used in important components of missiles and armor-piercing projectile tails, such as warheads, wing panels and guide vectors. Its superior strength and lightweight properties allow missiles or armor-piercing projectiles to achieve the required maneuverability and stability during high-speed flight.
The specific uses of these aluminum alloy profiles may vary depending on the design and requirements of missiles or armor-piercing projectiles, but they share high strength, good corrosion resistance and machinability, making them widely used in aircraft tail fins Ideal material choice.
Precautions for buying 2024 2014 7A04 7A09 7075 aluminum profiles
Here are some considerations when purchasing 2024, 2014, 7A04, 7A09 and 7075 aluminum alloy profiles:
Material certification: ensure that the purchased aluminum alloy profiles meet the relevant material certification standards, such as the International Organization for Standardization (ISO) standards or related industry standards. This helps ensure that the quality and performance of the purchased product is as expected.
Supplier reputation: choose a reliable supplier or dealer to purchase aluminum alloy profiles. Check the credit and reputation of suppliers, understand their experience and market feedback, to ensure that the purchased products are of reliable quality and receive good after-sales service.
Specifications and dimensions: specify the specifications and dimensions of the required aluminum alloy profiles before purchasing. Consider the design requirements and application environment of the missile or armor-piercing projectile empennage, and select the appropriate profile size, cross-sectional shape and length. Make sure that the dimensions and specifications of the profile match exactly as required.
Check the appearance quality: carefully check the appearance quality of aluminum alloy profiles before purchasing. Make sure there are no visible damage, cracks, oxidation or other quality issues. Choose profiles with smooth, blemish-free surfaces to ensure their longevity and performance.
Price and cost: when comparing quotes from different suppliers or distributors, in addition to focusing on price, other factors such as quality, service, and delivery time should also be considered. Consider price and value for money, and choose the best option that fits your budget and meets your requirements.
Special requirements: if there are special requirements, such as specific surface treatments, anti-corrosion coatings, or other custom needs, communicate clearly with the supplier and confirm that they can meet these requirements.
Logistics and delivery: make sure to clarify logistics arrangements and delivery times with suppliers at the time of purchase. Aluminum alloy profiles require proper packaging and protection during transportation to prevent damage or deformation. Make sure to check upon delivery to ensure that the profiles you have purchased are in perfect condition.
To sum up, when purchasing 2024, 2014, 7A04, 7A09 and 7075 aluminum alloy profiles, attention should be paid to material certification, supplier reputation, specifications and dimensions, appearance quality, price and cost, as well as special requirements and logistics arrangements. matter. These measures will help to ensure that the quality and performance of the purchased products meet the requirements and obtain a satisfactory shopping experience.
