Overview of 7050 Aluminium Alloy Powder
7050 Aluminium Alloy Powder is a highly valued material in various industrial applications due to its unique combination of properties. Known for its high strength, excellent toughness, and good resistance to stress corrosion cracking, this alloy is a top choice in the aerospace, automotive, and marine industries. But what makes 7050 Aluminium Alloy Powder so special? Let’s dive deeper into its composition, properties, and the different models available.
Composition and Properties of 7050 Aluminium Alloy Powder
Understanding the composition and properties of 7050 Aluminium Alloy Powder is crucial for appreciating its applications and benefits. This section provides a detailed look at what makes up this alloy and how it performs under different conditions.
| Component | Percentage |
|---|---|
| Aluminium | Balance |
| Zinc | 5.7-6.7% |
| Magnesium | 2.0-2.6% |
| Copper | 1.6-2.4% |
| Chromium | 0.10-0.22% |
| Zirconium | 0.08-0.15% |
| Iron | 0.15% max |
| Silicon | 0.12% max |
Key Properties
- High Strength: 7050 Aluminium Alloy Powder is known for its exceptional strength, making it suitable for critical structural applications.
- Excellent Toughness: This alloy maintains toughness across a wide range of temperatures.
- Corrosion Resistance: Good resistance to stress corrosion cracking, enhancing its longevity in harsh environments.
- Machinability: It can be easily machined to precise specifications, which is crucial for manufacturing complex components.
Types of 7050 Aluminium Alloy Powder Models
There are various models of 7050 Aluminium Alloy Powder available, each tailored for specific uses. Here’s a closer look at ten popular models:
1. 7050-T7451 Aluminium Alloy Powder
Ideal for aerospace applications due to its high strength and excellent stress corrosion cracking resistance.
2. 7050-T7651 Aluminium Alloy Powder
Offers superior mechanical properties and good resistance to exfoliation corrosion, making it perfect for structural components.
3. 7050-T7351 Aluminium Alloy Powder
Known for its excellent toughness and stress corrosion resistance, widely used in high-stress applications.
4. 7050-T74511 Aluminium Alloy Powder
Provides a balance of high strength and good machinability, often used in the automotive industry.
5. 7050-T76511 Aluminium Alloy Powder
Features enhanced mechanical properties and is suitable for heavy-duty applications in the marine sector.
6. 7050-T73511 Aluminium Alloy Powder
Combines high strength and toughness, ideal for aerospace and defense components.
7. 7050-T76510 Aluminium Alloy Powder
Offers excellent resistance to stress corrosion and is used in high-performance sporting goods.
8. 7050-T73510 Aluminium Alloy Powder
Known for its high fatigue strength, making it suitable for dynamic loading conditions.
9. 7050-T76550 Aluminium Alloy Powder
Provides exceptional strength and durability, used in high-performance automotive parts.
10. 7050-T73550 Aluminium Alloy Powder
Offers a good combination of strength and corrosion resistance, often used in marine applications.
Applications of 7050 Aluminium Alloy Powder
7050 Aluminium Alloy Powder finds extensive applications across various industries due to its unique properties. Here’s a detailed look at where and how this material is used:
| Industry | Application |
|---|---|
| Aerospace | Aircraft structures, wing skins, fuselage frames |
| Automotive | High-performance parts, chassis components |
| Marine | Hulls, structural parts exposed to marine environments |
| Defense | Armor plates, missile components |
| Sporting Goods | Bicycle frames, high-performance sporting equipment |
| Tooling | Molds, dies for plastic injection molding |
Why 7050 Aluminium Alloy Powder?
The alloy’s high strength-to-weight ratio makes it ideal for aerospace and automotive applications where reducing weight without compromising strength is crucial. Its corrosion resistance ensures longevity in marine environments, while its machinability allows for precise and complex designs in tooling and sporting goods.
Specifications, Sizes, Grades, and Standards
When selecting 7050 Aluminium Alloy Powder, it’s important to consider the specific requirements of your application. Here’s a table summarizing the specifications, sizes, grades, and standards available:
| Specification | Details |
|---|---|
| Standard Grades | T7451, T7651, T7351, T74511, T76511, T73511, etc. |
| Sizes Available | Powder grain sizes range from 15 to 150 microns |
| Form | Powder |
| Standards | ASTM B595, AMS 4201, AMS 4050 |
| Purity | High-purity with minimal impurities |
| Packing Options | Available in small batches to bulk quantities |
Suppliers and Pricing Details
Knowing where to source 7050 Aluminium Alloy Powder and understanding the pricing is crucial for planning your projects. Here’s a table with suppliers and pricing details:
| Supplier | Price (per kg) | Bulk Discounts |
|---|---|---|
| Alcoa | $50 | Discounts for orders over 100 kg |
| Rio Tinto Alcan | $48 | Discounts for orders over 200 kg |
| Constellium | $52 | Discounts for orders over 150 kg |
| Kaiser Aluminium | $49 | Discounts for orders over 120 kg |
| Aleris | $51 | Discounts for orders over 180 kg |
| Precision Powder and Parts | $53 | Discounts for orders over 100 kg |
| American Elements | $54 | Discounts for orders over 200 kg |
| Valimet | $50 | Discounts for orders over 250 kg |
| Advanced Metal Powders | $55 | Discounts for orders over 300 kg |
| Metal Powder Suppliers | $47 | Discounts for orders over 100 kg |
Advantages of 7050 Aluminium Alloy Powder
High Strength and Lightweight
7050 Aluminium Alloy Powder offers one of the best strength-to-weight ratios, making it ideal for applications where both strength and weight savings are critical. Imagine building an airplane wing; you need it to be incredibly strong to withstand high stress but also light enough to ensure efficiency and fuel savings.
Corrosion Resistance
This alloy excels in resisting stress corrosion cracking, which is essential for components exposed to harsh environments. Whether it’s the salty air of marine applications or the varied weather conditions in aerospace uses, 7050 Aluminium Alloy Powder stands up to the challenge.
Excellent Toughness
Even at low temperatures, 7050 Aluminium Alloy Powder maintains its toughness. Think of it as the reliable friend who’s there for you, no matter how tough things get. This property is particularly valuable in aerospace and defense industries where materials must perform reliably under extreme conditions.
Machinability
The alloy can be easily machined to meet precise specifications, which is crucial for creating complex parts. For instance, in the automotive industry, components often need intricate designs and tight tolerances, and 7050 Aluminium Alloy Powder delivers just that.
Disadvantages of 7050 Aluminium Alloy Powder
Cost
One of the main drawbacks of 7050 Aluminium Alloy Powder is its cost. Compared to other aluminium alloys, it can be more expensive. However, this cost can be justified by its superior performance characteristics, especially in critical applications.
Workability
While it’s machinable, 7050 Aluminium Alloy Powder is not as easily workable as some other aluminium alloys. This can pose challenges during manufacturing processes, requiring more advanced equipment and techniques.
Availability
Due to its specialized nature, 7050 Aluminium Alloy Powder might not be as readily available as more common aluminium alloys. This can lead to longer lead times and potential delays in projects.
Pros and Cons of 7050 Aluminium Alloy Powder
| Aspect | Advantages | Disadvantages |
|---|---|---|
| Strength | High strength-to-weight ratio | Higher cost compared to other alloys |
| Corrosion | Excellent resistance to corrosion | Limited availability |
| Toughness | Maintains toughness at low temperatures | Not as easily workable |
| Machinability | Precise and complex machining possible | Requires advanced techniques |
FAQ
| Question | Answer |
|---|---|
| What is 7050 Aluminium Alloy Powder used for? | It is used in aerospace, automotive, marine, defense, and sporting goods industries for high-strength and corrosion-resistant components. |
| Why is 7050 Aluminium Alloy Powder preferred in aerospace? | Due to its high strength-to-weight ratio and excellent corrosion resistance, making it ideal for aircraft structures and components. |
| How does 7050 Aluminium Alloy Powder compare to 7075? | 7050 offers better stress corrosion cracking resistance and toughness, while 7075 is slightly stronger but less resistant to corrosion. |
| What are the key properties of 7050 aluminum alloy powder? | High strength-to-weight ratio: Makes it ideal for lightweight structural components. Excellent strength: Achieves very high yield and tensile strengths after heat treatment. Good fatigue resistance: Compared to other 7XXX series alloys. Moderate corrosion resistance: Less than pure aluminum, but suitable for many applications. Fair machinability and formability: Machinability is not as good as some other aluminum alloys. Low weldability: Due to the high zinc and copper content. |
| What are the typical specifications of 7050 aluminum alloy powder? | Particle size: 20-63 microns (affects packing density and flow). Morphology: Spherical (improves powder flow in AM machines). Alloy composition:Zinc (Zn) – 6% Magnesium (Mg) – 2% Copper (Cu) – 2.3% Zirconium (Zr) – 0.1% (determines properties) Apparent density: 1.7-2.0 g/cc (impacts final part density). Hall flow rate: <30 seconds/50g (fast flow for uniform layers). Moisture content: <0.1% (minimizes powder oxidation). |
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