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7075 Large Diameter Seamless Aluminum Pipe

Last Updated: 2023-11-10

7075 aluminum tube is a type of large diameter seamless aluminum tube that is used in various industries. This aluminum tube is made from a specific alloy that consists of aluminum, zinc, copper, magnesium, and chromium. 7075 aluminum tube is known for its high strength and toughness, which makes it ideal for applications where it is subjected to high stress levels.

Chemical Composition of 7075 Aluminum Tube

The chemical composition of 7075 aluminum tube is as follows:

- Aluminum (Al): 90.4%

- Zinc (Zn): 5.3%

- Magnesium (Mg): 2.1%

- Copper (Cu): 1.6%

- Chromium (Cr): 0.23%

The small amount of chromium added to the alloy enhances its strength and corrosion resistance.

Mechanical Properties of 7075 Aluminum Tube

The mechanical properties of 7075 aluminum tube are impressive, making it suitable for a range of industrial applications. Some of these properties include:

- Tensile strength: ≥ 572 MPa (83 ksi)

- Yield strength: ≥ 503 MPa (73 ksi)

- Elongation: ≥ 11%

- Hardness: 150 Brinell (HB)

These properties make 7075 aluminum tube one of the strongest aluminum alloys available on the market.

Applications of 7075 Aluminum Tube

7075 aluminum tube finds applications in various industries, including aerospace, defense, transportation, and sports equipment. Some of the common applications of 7075 aluminum tube include:

1. Aerospace: The high strength and lightweight nature of 7075 aluminum tube make it perfect for use in the construction of aircraft and space vehicles.

2. Defense: 7075 aluminum tube is used in the prodsuction of military vehicles, weapons, and equipment due to its superior strength and toughness.

3. Sports equipment: The high strength and resilience of 7075 aluminum tube make it ideal for the prodsuction of sports equipment such as bicycles, tennis rackets, and golf clubs.

4. Transportation: 7075 aluminum tube is used in the automotive and marine industry due to its corrosion resistance and strength.

Other uses of 7075 aluminum tube include the prodsuction of heat exchangers, industrial equipment, and high-performance racing cars.


7075 aluminum tube is a robust and highly durable aluminum alloy that is popular in various industries. Its unique chemical composition and mechanical properties make it ideal for uses in high-stress applications where strength and toughness are required. Furthermore, the various applications of 7075 aluminum tube make it an indispensable material in modern technology and manufacturing.

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