2013 Aluminum alloy,Aluminum 2013 alloy,E FORU

### **2013 Aluminum Alloy Product Introduction** **1. Overview** 2013 Aluminum Alloy is a specialized aluminum-copper alloy from the 2xxx series, designed for applications requiring excellent free-machining characteristics combined with good mechanical properties. This heat-treatable alloy is particularly noted for its superior machinability, making it ideal for high-volume production of precision components where complex machining operations are required. **2. Chemical Composition (Typical, % by Weight)** The composition features optimized alloying elements for enhanced machinability and mechanical performance. | Element | Content (%) | |---------|-------------| | **Aluminum (Al)** | Balance | | **Copper (Cu)** | 3.5-4.5 | | **Lead (Pb)** | 1.0-1.8 | | **Bismuth (Bi)** | 0.5-1.0 | | **Iron (Fe)** | ≤0.20 | | **Silicon (Si)** | ≤0.15 | | **Zinc (Zn)** | ≤0.10 | | **Manganese (Mn)** | 0.20-0.50 | | **Other Elements (Each)** | ≤0.05 | | **Other Elements (Total)** | ≤0.15 | *Note: The combination of lead and bismuth provides exceptional free-machining characteristics while copper enables effective precipitation hardening.* **3. Physical Properties** | Property | Value | |----------|-------| | **Density** | 2.84 g/cm³ | | **Melting Point** | 545-635°C | | **Electrical Conductivity** | 43% IACS | | **Thermal Conductivity** | 150 W/(m·K) | | **Coefficient of Thermal Expansion** | 23.0 × 10⁻⁶/K (20-100°C) | | **Modulus of Elasticity** | 71 GPa | **4. Mechanical Properties (Typical)** Properties demonstrate excellent machinability with good mechanical strength. | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | |--------|------------------------|----------------------|----------------| | **O (Annealed)** | 210-250 | 100-130 | 15-20 | | **T4 (Solution Heat Treated)** | 340-380 | 190-230 | 15-20 | | **T6 (Peak Aged)** | 410-450 | 340-380 | 9-13 | *Key Characteristics:* * **Superior Machinability**: Excellent free-machining characteristics with fine chip formation * **Good Mechanical Strength**: Age-hardenable for enhanced properties * **Excellent Surface Finish**: Produces high-quality machined surfaces * **Good Wear Resistance**: Suitable for bearing surfaces and moving parts **5. Product Applications** 2013 aluminum is extensively used in high-precision machining applications across various industries. * **Automotive Industry**: Engine components, transmission parts, precision fittings * **Aerospace Components**: Aircraft fittings, hydraulic system parts, fasteners * **Electronics**: Connector bodies, heat sinks, electronic housings * **Industrial Machinery**: Precision gears, valve parts, pump components * **Hydraulic Systems**: Valve bodies, cylinder components, hydraulic fittings * **Consumer Products**: High-quality mechanical parts and assemblies * **Precision Instruments**: Mechanical components and instrument parts **6. International Standards** 2013 aluminum is recognized under major international standardization systems. | Standard System | Designation | |-----------------|-------------| | **ISO** | AlCu4PbBi | | **EN (Europe)** | EN AW-2013 | | **ASTM (USA)** | ASTM B211 2013 | | **UNS (USA)** | UNS A92013 | | **JIS (Japan)** | A2013 | | **GB (China)** | 2A13 | --- **Summary** **2013 Aluminum Alloy** is a **high-performance free-machining aluminum alloy** that delivers **exceptional machining characteristics combined with reliable mechanical properties**. With its optimized copper content (3.5-4.5%) and strategic combination of lead and bismuth, this alloy provides superior chip-breaking characteristics and excellent surface finish while maintaining good age-hardening response. The balanced composition makes 2013 particularly valuable for automotive components, aerospace fittings, precision electronic parts, and applications requiring extensive high-speed machining operations. Its proven performance in high-volume production environments and consistent quality establish it as a premium choice for components where machining efficiency, dimensional accuracy, and mechanical reliability are critical requirements. The alloy's versatility and superior machining performance make it an ideal material for modern manufacturing applications across multiple industries.

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 1512 gallon liquid totes Special package is available on request.