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7075 Aluminum Alloy Forged Disc

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7075 aluminum alloy is a premium and versatile product in the aerospace industry. The alloy is composed of zinc, magnesium, copper, and small amounts of other metals. 7075 aluminum alloy is the strongest of all aluminum alloys and widely used in the construction of aircraft, missiles, and spacecraft. This article will cover the chemical composition, mechanical properties, and applications of the 7075 aluminum alloy forging block or in short, the 7075 aluminum alloy forging disc.

Chemical composition of 7075 aluminum alloy

The chemical composition of the 7075 aluminum alloy forging disc is essential to understand its properties.

Element | Weight percentage (%)

Copper (Cu) | 1.2 - 2.0

Magnesium (Mg) | 2.1 - 2.9

Zinc (Zn) | 5.1 - 6.1

Iron (Fe) | 0.5

Silicon (Si) | 0.4

Manganese (Mn) | 0.3

Chromium (Cr) | 0.18 - 0.28

Titanium (Ti) | 0.2

Aluminum (Al) | Balance

The chemical composition of the 7075 aluminum alloy forging disc shows that it is a complex material with several components.

Mechanical properties

The mechanical properties of the 7075 aluminum alloy forging disc are exceptional.

Mechanical properties:

Tensile strength σ B (MPa): ≥ 560

Elongation stress σ P0.2 (MPa): ≥ 495

Elongation rate δ 5 (%): ≥ 6

Hardness: 150HB

Density: 2.81g/cm ^ 3

The mechanical properties of the 7075 aluminum alloy forging disc make it one of the strongest materials in the aerospace industry. The disc's high strength, low dens    ity, and excellent fatigue resistance make it an ideal material for aircraft and spacecraft construction.

Applications of 7075 aluminum forged disc

The 7075 aluminum alloy forging disc has several applications in the aerospace industry. Some typical applications include:

1. Aircraft construction: The 7075 aluminum alloy forging disc's high strength-to-weight ratio makes it an ideal material for aircraft construction. The disc is typically used to make critical aircraft parts such as wings, fuselage, and landing gears.

2. Spacecraft construction: The 7075 aluminum alloy forging disc is also used in spacecraft construction. The disc's low density makes it an ideal material for spacecraft construction, where weight is an essential factor.

3. Missile construction: The 7075 aluminum alloy forging disc's high strength and excellent fatigue resistance make it an ideal material for missile construction.

Conclusion

In conclusion, the 7075 aluminum alloy forging disc is a premium material in the aerospace industry. The disc's chemical composition, mechanical properties, and applications make it an ideal material for aircraft, spacecraft, and missile construction. Understanding the 7075 aluminum alloy forging disc's properties is crucial in selecting the right material for aerospace construction

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