Brief Introduction of 2xxx Series Aluminum Alloys
2xxx Series Aluminum Alloys are high-strength, heat-treatable aluminum-copper alloys (e.g., 2024, 2014) renowned for their exceptional strength-to-weight ratio and fatigue resistance, making them ideal for aerospace and structural applications. With copper (3–6%) as the primary alloying element, these alloys achieve tensile strengths of 400–500 MPa after heat treatment, outperforming many non-ferrous metals. They retain mechanical stability at elevated temperatures (up to 150°C), suitable for aircraft components, truck frames, and machinery parts. While their corrosion resistance is lower than other series, Zhonglian Aluminum enhances durability through protective anodizing or cladding processes.
Known for excellent machinability and weldability (using TIG/MIG methods), 2xxx alloys comply with AMS and ASTM standards, backed by ISO-certified QC to ensure precision in extrusion (±0.1mm) and CNC machining for critical tolerances.
high quality
We only use high-quality grade A aluminum alloy to extrude.
advanced equipment
600 tons to 5000 tons of advanced extrusion equipment.
professional team
A 20-year experience international trade team.
global customer
Exported to more than 70 countries for now.
2024 aluminum alloy
1. Introduction to the Properties of Aluminum Alloy 2024:
- Chemical Composition:
Aluminum alloy 2024 primarily consists of aluminum (Al) and copper (Cu), with copper content typically ranging from 3.8% to 4.9%.
- Characteristics:
(1) Aluminum alloy 2024 has an excellent strength-to-weight ratio, making it a high-strength aluminum alloy.
(2) It exhibits good machinability, suitable for various mechanical machining and cutting operations.
(3) It offers good fatigue resistance, making it suitable for applications under high-stress conditions.
(4) Aluminum alloy 2024 typically has reasonably good corrosion resistance.
- Drawbacks:
Its corrosion resistance is relatively lower, particularly in the presence of certain corrosive environments.
2. Applications of Aluminum Alloy 2024:
(1) Aerospace Industry: Aluminum alloy 2024 is commonly used in aircraft structural components such as aircraft wings, aerospace engine parts, bolts, rivets, fasteners, and more.
(2) Space Industry: It finds extensive use in the structure and components of spacecraft.
(3) Transportation: It is utilized for manufacturing automotive components, bicycle frames, motorcycle parts, and more.
(4) Sports Equipment: Aluminum alloy 2024 is suitable for crafting high-strength and lightweight sports equipment like bicycle frames, golf club shafts, archery equipment, and ski poles.
(5) Industrial Equipment: It can be employed for producing high-strength industrial equipment parts.
3. Designations in Different Countries:
(1) United States Standard: The United States standard designations for aluminum alloy 2024 include AMS 4037, AMS 4039, AMS 4040, AMS 4041, and others.
(2) European Standard: Under the European standard (EN), the designation for aluminum alloy 2024 is EN AW-2024.
(3) International Standard: The International Organization for Standardization (ISO) refers to 2024 aluminum alloy as AlCu4Mg1.
Products Description
Aluminum alloy 2024 is widely used in applications requiring high strength and lightweight properties, particularly in the aerospace, aviation, and transportation sectors. However, for applications demanding high corrosion resistance, additional measures such as coatings or corrosion protection may be necessary to enhance the material's service life.
