2005 Aluminum alloy,Aluminum 2005 alloy,E FORU

### **2005 Aluminum Alloy Product Introduction** **1. Overview** 2005 Aluminum Alloy is a high-strength aluminum-copper alloy from the 2xxx series, specifically designed for applications requiring excellent strength, good formability, and superior fatigue resistance. As a heat-treatable alloy, it achieves enhanced mechanical properties through precipitation hardening. This alloy is particularly valued for its balanced combination of high strength, good corrosion resistance compared to other 2xxx series alloys, and excellent manufacturing characteristics. **2. Chemical Composition (Typical, % by Weight)** The composition features copper as the primary alloying element with optimized additions. | Element | Content (%) | |---------|-------------| | **Aluminum (Al)** | Balance | | **Copper (Cu)** | 3.5-4.5 | | **Magnesium (Mg)** | 0.20-0.50 | | **Silicon (Si)** | 0.50-0.9 | | **Iron (Fe)** | ≤0.20 | | **Zinc (Zn)** | ≤0.10 | | **Manganese (Mn)** | 0.20-0.50 | | **Other Elements (Each)** | ≤0.05 | | **Other Elements (Total)** | ≤0.15 | *Note: The balanced composition provides good strength combined with improved corrosion resistance and manufacturability.* **3. Physical Properties** | Property | Value | |----------|-------| | **Density** | 2.80 g/cm³ | | **Melting Point** | 555-645°C | | **Electrical Conductivity** | 46% IACS | | **Thermal Conductivity** | 160 W/(m·K) | | **Coefficient of Thermal Expansion** | 23.2 × 10⁻⁶/K (20-100°C) | | **Modulus of Elasticity** | 71 GPa | **4. Mechanical Properties (Typical)** Properties show excellent response to heat treatment processes. | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | |--------|------------------------|----------------------|----------------| | **O (Annealed)** | 220-260 | 110-140 | 16-20 | | **T4 (Solution Heat Treated)** | 350-390 | 200-240 | 16-22 | | **T6 (Peak Aged)** | 420-460 | 360-400 | 10-14 | *Key Characteristics:* * **High Strength**: Excellent strength-to-weight ratio * **Good Formability**: Better forming characteristics than higher copper alloys * **Improved Corrosion Resistance**: Enhanced resistance compared to other 2xxx alloys * **Excellent Fatigue Performance**: Superior performance under cyclic loading **5. Product Applications** 2005 aluminum is used in various structural and high-strength applications. * **Automotive Components**: Suspension parts and structural brackets * **Aerospace Structures**: Secondary aircraft structures and components * **Marine Applications**: Boat fittings and marine hardware * **Industrial Equipment**: Machinery components and structural parts * **Transportation**: Railway components and vehicle parts * **Sporting Goods**: Bicycle frames and sports equipment * **Architectural**: High-strength architectural elements **6. International Standards** 2005 aluminum is recognized under major international standardization systems. | Standard System | Designation | |-----------------|-------------| | **ISO** | AlCu4SiMg | | **EN (Europe)** | EN AW-2005 | | **ASTM (USA)** | ASTM B211 2005 | | **UNS (USA)** | UNS A92005 | | **JIS (Japan)** | A2005 | | **GB (China)** | 2A05 | --- **Summary** **2005 Aluminum Alloy** is a **versatile aluminum-copper alloy** that offers an **optimal balance of strength, formability, and corrosion resistance**. With its moderate copper content (3.5-4.5%) and strategic additions of silicon and magnesium, this alloy provides excellent mechanical properties through precipitation hardening while maintaining better corrosion resistance than higher-copper 2xxx series alloys. The combination of high strength-to-weight ratio, good fatigue performance, and enhanced manufacturability makes 2005 aluminum particularly valuable for automotive applications, aerospace components, and various industrial uses. Its balanced characteristics establish it as an excellent choice for applications requiring both structural performance and manufacturing efficiency.

Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 1496 gallon liquid totes Special package is available on request.