2065 Aluminum alloy,Aluminum 2065 alloy,E FORU

### **Product Datasheet: 2065 Aluminum Alloy** --- #### **1. Overview** 2065 Aluminum Alloy is a premium aluminum-lithium (Al-Li) alloy developed as part of the latest generation of advanced aluminum alloys for aerospace applications. It represents a significant advancement in material science, offering an exceptional balance of very high strength, excellent damage tolerance, and superior corrosion resistance. The alloy is specifically designed for critical aerospace structures where the combination of lightweight characteristics and high performance is essential for next-generation aircraft design. --- #### **2. International Standards** - **UNS**: UNS A92065 - **ASTM**: ASTM B831 (Standard Specification for Aluminum-Alloy Sheet and Plate) - **AMS**: AMS 4425 (Aerospace Material Specification) - **AA (Aluminum Association)**: AA 2065 - **Boeing**: BMS 7-328 (Material Specification) - **Airbus**: ABP 1-2420 (Material Specification) - **ISO**: ISO 6361 (Wrought Aluminum and Aluminum Alloy Sheet, Strip and Plate) --- #### **3. Chemical Composition (Weight %)** | Element | Content (%) | |---------|-------------| | **Aluminum (Al)** | Balance | | **Copper (Cu)** | 3.8–4.5 | | **Lithium (Li)** | 1.2–1.5 | | **Magnesium (Mg)** | 0.50–0.90 | | **Silver (Ag)** | 0.25–0.60 | | **Zinc (Zn)** | 0.30–0.70 | | **Manganese (Mn)** | 0.20–0.50 | | **Zirconium (Zr)** | 0.08–0.16 | | **Iron (Fe)** | ≤ 0.08 | | **Silicon (Si)** | ≤ 0.06 | | **Titanium (Ti)** | 0.02–0.10 | | **Other Elements** | ≤ 0.05 each | | **Total Others** | ≤ 0.15 | --- #### **4. Physical Properties** | Property | Value | |----------|-------| | **Density** | 2.66–2.68 g/cm³ (0.0961–0.0968 lb/in³) | | **Melting Range** | ~550–645°C (1020–1190°F) | | **Electrical Conductivity** | ~28–32 % IACS | | **Thermal Conductivity** | 90–110 W/m·K | | **Coefficient of Thermal Expansion** | 21.8–22.8 × 10⁻⁶/°C (20–100°C) | | **Modulus of Elasticity** | 79.0–81.0 GPa (11,500–11,800 ksi) | --- #### **5. Mechanical Properties (Typical Values - T8E80 Temper)** | Property | Typical Value | |----------|---------------| | **Tensile Strength (Ultimate)** | 600–650 MPa (87–94 ksi) | | **Tensile Yield Strength (0.2% Offset)** | 560–610 MPa (81–88 ksi) | | **Elongation at Break** | 6–10% | | **Compressive Yield Strength** | 570–620 MPa (83–90 ksi) | | **Shear Strength** | 350–390 MPa (51–57 ksi) | | **Bearing Yield Strength** | 880–950 MPa (128–138 ksi) | | **Fracture Toughness (K_IC)** | 29–35 MPa√m | | **Fatigue Endurance Limit** | 180–200 MPa (10⁷ cycles) | --- #### **6. Key Characteristics & Advantages** - **Exceptional Strength-to-Weight Ratio**: One of the highest among commercial Al-Li alloys - **Significant Weight Reduction**: 8–10% lower density than conventional aluminum alloys - **Enhanced Stiffness**: 9–11% higher modulus compared to traditional alloys - **Superior Damage Tolerance**: Excellent balance of strength and fracture toughness - **Outstanding Fatigue Performance**: Enhanced resistance to crack initiation and propagation - **Excellent Corrosion Resistance**: Superior stress corrosion cracking resistance - **Advanced Weldability**: Optimized for modern joining techniques including FSW and LBW - **Thermal Stability**: Maintains mechanical properties at elevated temperatures --- #### **7. Product Applications** - **Aircraft Primary Structures**: Upper and lower wing covers, fuselage panels - **Space Launch Systems**: Rocket interstage structures and fuel tanks - **Military Aircraft**: Critical airframe components for advanced fighters - **Commercial Aviation**: Next-generation airliner structural components - **Helicopter Systems**: Main rotor hubs and critical structural elements - **High-Performance Automotive**: Racing chassis and suspension components --- #### **8. Available Forms** - Plate (up to 200 mm thickness) - Sheet (0.8–6.0 mm thickness) - Extruded Sections and Profiles - Die Forgings - Custom Shapes per Customer Requirements --- **Disclaimer**: The information presented is typical and for reference only. Actual properties may vary with processing, size, and heat treatment. For critical applications, contact our technical service team for specific data and processing recommendations.

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 1578 gallon liquid totes Special package is available on request.