7075 aluminum plate is a crucial material in various industries, known for its exceptional strength and lightweight properties. This guide delves into the significance of 7075 aluminum in China, a leading producer and consumer of this alloy. Understanding its applications, benefits, and manufacturing processes is essential for professionals and enthusiasts alike.

Readers can expect to explore the unique characteristics of 7075 aluminum, including its alloy composition and mechanical properties. The guide will also cover the various applications across aerospace, automotive, and military sectors, highlighting why this material is favored for high-performance projects.

Additionally, the guide will provide insights into the production processes and quality standards in China, ensuring readers grasp the nuances of sourcing and utilizing 7075 aluminum plates. By the end, readers will be equipped with valuable knowledge to make informed decisions in their respective fields.

A Comprehensive Guide to 7075 Aluminum Plate

7075 aluminum plate is a high-strength, heat-treatable aluminum alloy known for its excellent mechanical properties and durability. It is widely used in applications where strength and performance are critical, especially in the aerospace, military, and high-performance sports industries. This guide will delve into the technical features, types, and applications of 7075 aluminum plates, providing insights into why it is a preferred choice in various industries.

Technical Features of 7075 Aluminum Plate

7075 aluminum is renowned for its exceptional strength-to-weight ratio, making it ideal for demanding applications. Below is a comparison table highlighting the key technical features of 7075 aluminum plates:

Feature	Description
Alloy Type	Al-Zn-Mg-Cu series (super-duralumin)
Temper	O, T6, T651, T73, T76, H112
Thickness Range	0.2 mm to 500 mm
Width Range	500 mm to 3100 mm
Length	Customizable
Yield Strength (MPa)	483 – 572 (T651)
Ultimate Tensile Strength (MPa)	552 – 641 (T651)
Elongation (%)	10 – 12 (T651)
Hardness (Brinell)	145 – 180 (T651)
Corrosion Resistance	Moderate, can be prone to stress-corrosion cracking

Types of 7075 Aluminum Plate

7075 aluminum plates come in various tempers, each offering different mechanical properties and applications. The following table summarizes the different types of 7075 aluminum plates:

Temper	Properties	Applications
7075-T6	Highest strength, excellent mechanical properties, good stress corrosion resistance	Aerospace structures, marine components
7075-T651	Similar to T6 but with reduced internal stresses, improved maChinability	Aerospace components, high-strength structural parts
7075-T73	Enhanced stress corrosion resistance, improved toughness	Aerospace parts requiring good corrosion resistance
7075-T76	Similar to T73, improved localized corrosion resistance	Specialized aerospace components
7075-O	Soft, maximum ductility, easier to form and machine	Pre-machining or forming applications
7075-T3/T4	Good strength and formability, used in military applications	Aerospace and military applications

Applications of 7075 Aluminum Plate

7075 aluminum plates are utilized across various industries due to their high strength and lightweight properties. Here are some notable applications:

Aerospace Industry

7075 aluminum is extensively used in aircraft structures, including fuselages and wings, due to its high strength and excellent fatigue resistance. It is also employed in spacecraft components, capable of withstanding extreme environments.

Military and Defense

In the military sector, 7075 aluminum plates are used in armored vehicles and protective equipment, providing strength and impact resistance. They are also applied in high-performance weapon systems.

High-Performance Sports Equipment

The high strength-to-weight ratio of 7075 aluminum makes it ideal for high-performance bicycles and sporting goods, such as golf clubs and tennis rackets.

Automotive Industry

7075 aluminum plates are used in racing and high-performance vehicles for parts like chassis and suspension systems, enhancing strength and performance.

Marine Industry

In marine applications, 7075 aluminum is utilized for constructing boat hulls and decks, thanks to its corrosion resistance and strength suitable for harsh environments.

Industrial Applications

7075 aluminum plates are employed in various structural supports and machinery components, providing strength and durability.

Transportation

7075 aluminum is also used in railway carriages and automotive parts, improving the strength and efficiency of transportation systems.

Aerospace Models and DIY Projects

Due to its maChinability and strength, 7075 aluminum plate is popular for making aerospace models and other DIY engineering projects.

Conclusion

7075 aluminum plates are a versatile and high-performance material widely used in various industries, including aerospace, military, automotive, and sports equipment. Their exceptional strength, lightweight properties, and resistance to corrosion make them a preferred choice for demanding applications. Companies like Hcaluminum, Sasa Aluminum, HXM Aluminum, JC Metal, and CAISC are leading suppliers of 7075 aluminum plates, providing high-quality products to meet diverse needs.

FAQs

1. What is 7075 aluminum plate?
7075 aluminum plate is a high-strength, heat-treatable aluminum alloy known for its excellent mechanical properties, widely used in aerospace, military, and high-performance applications.

2. What are the different tempers of 7075 aluminum?
The common tempers of 7075 aluminum include T6, T651, T73, T76, O, T3, and T4, each offering different mechanical properties and applications.

3. Is 7075 aluminum weldable?
7075 aluminum can be welded, but it is more challenging than other alloys. Special techniques are required to avoid issues like heat-affected zone cracking.

4. Can 7075 aluminum be anodized?
Yes, 7075 aluminum can be anodized, which improves its corrosion resistance and provides a decorative finish, although it may affect mechanical properties.

5. What industries use 7075 aluminum plates?
7075 aluminum plates are used in various industries, including aerospace, military, automotive, marine, and high-performance sports equipment, due to their strength and lightweight properties.