A340 Aluminium Alloy Manufacturer
Precision Alloy is a trusted global manufacturer and exporter of A340 Aluminium Alloy, a specialised alloy engineered for high-performance aerospace, automotive, and precision engineering applications. Known for its enhanced strength, fatigue resistance, and dimensional stability, A340 is ideal for components that demand structural integrity under load and temperature fluctuations.
We supply A340 in the form of bars, billets, rods, forged blocks, precision-machined components, and cut-to-size plates, with guaranteed metallurgical consistency and surface finish.
What is A340 Aluminum Alloy?
A340 is a premium-grade aluminum alloy typically modified with elements like copper, magnesium, and silicon to deliver high mechanical strength, corrosion resistance, and machinability. It is particularly well-suited for structural components, machine parts, and automotive engine systems, especially where performance under cyclic stress is critical.
A340 Aluminum Alloy Specifications
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| Property | Specification |
|---|---|
| Alloy Designation | A340 |
| Available Tempers | T6, T651, F |
| Product Forms | Rods, Bars, Plates, Forgings, Machined Parts |
| Bar Diameter Range | 10 mm – 300 mm |
| Plate Thickness | Up to 150 mm |
| Standards | ASTM B209, B211, EN 485, DIN 1725 |
A340 Aluminum Alloy Chemical Composition
| Element | % Composition |
|---|---|
| Aluminum (Al) | Balance |
| Copper (Cu) | 2.5 – 4.5 |
| Magnesium (Mg) | 0.7 – 1.2 |
| Silicon (Si) | 0.50 – 0.90 |
| Iron (Fe) | ≤ 0.5 |
| Manganese (Mn) | ≤ 0.6 |
| Zinc (Zn) | ≤ 0.3 |
| Others | ≤ 0.15 |
Mechanical Properties of A340 Aluminum Alloy
| Property | Typical Value |
|---|---|
| Tensile Strength | 440 – 500 MPa |
| Yield Strength | 320 – 390 MPa |
| Elongation | 8 – 12% |
| Hardness | 120 – 140 HB |
| Fatigue Strength | Excellent |
| Corrosion Resistance | Good |
Applications of A340 Aluminum Alloy
A340 Aluminum Alloy are widely used due to their versatility, corrosion resistance, and clean finish:
Construction & Infrastructure
Automotive & Transportation
Marine & Offshore
Aerospace & Defence
Oil & Gas Industry
Manufacturing & Industrial Machinery
Why Choose Precision Alloy?
- ISO 9001:2015 Certified Manufacturer
- Wide Range of Stainless Steel Bar Shapes & Sizes in Stock
- Surface Finish Options for Decorative or Industrial Use
- Customized Machining & Fast Lead Times
- Global Delivery with Competitive Pricing
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