6463-T5 Aluminum alloy,Aluminum 6463-T5 alloy，E FORU

### **Aluminum 6463-T5 Alloy (EN AW-6463) - Product Introduction** **Aluminum 6463-T5** is a heat-treatable aluminum-magnesium-silicon alloy that has been cooled from an elevated temperature shaping process (typically extrusion) and then artificially aged. This temper offers a good balance of mechanical properties, excellent surface quality, and is the most commonly used condition for architectural applications where both strength and superior anodizing characteristics are required. --- #### **1. Chemical Composition** The chemical composition maintains high purity for optimal anodizing performance: | Element | Content (%) (Typical) | Standard Range (EN 573-3) | |---|---|---| | **Aluminum (Al)** | Balance | Balance | | **Magnesium (Mg)** | 0.30 - 0.6 | 0.30 - 0.6 | | **Silicon (Si)** | 0.20 - 0.6 | 0.20 - 0.6 | | **Iron (Fe)** | ≤ 0.15 | ≤ 0.15 | | **Copper (Cu)** | ≤ 0.05 | ≤ 0.05 | | **Manganese (Mn)** | ≤ 0.05 | ≤ 0.05 | | **Chromium (Cr)** | ≤ 0.03 | ≤ 0.03 | | **Zinc (Zn)** | ≤ 0.05 | ≤ 0.05 | | **Titanium (Ti)** | ≤ 0.05 | ≤ 0.05 | | **Others (Each)** | ≤ 0.03 | ≤ 0.03 | | **Others (Total)** | ≤ 0.10 | ≤ 0.10 | --- #### **2. Physical Properties** Aluminum 6463-T5 exhibits excellent physical properties for architectural applications: | Property | Metric Value | Imperial Value | |---|---|---| | **Density** | 2.70 g/cm³ | 0.0975 lb/in³ | | **Melting Range** | 615 - 655 °C | 1140 - 1210 °F | | **Electrical Conductivity** | 48-52 % IACS | 48-52 % IACS | | **Thermal Conductivity** | 180-195 W/m·K | 1250-1350 BTU·in/(hr·ft²·°F) | | **Coefficient of Thermal Expansion** | 23.3 × 10⁻⁶/K | 12.9 × 10⁻⁶/°F | | **Modulus of Elasticity** | 69 GPa | 10,000 ksi | | **Shear Modulus** | 26 GPa | 3,770 ksi | --- #### **3. Mechanical Properties** **Typical Mechanical Properties (T5 Temper):** | Property | Metric Value | Imperial Value | |---|---|---| | **Tensile Strength, Ultimate** | 160-190 MPa | 23,200-27,600 psi | | **Tensile Strength, Yield (0.2%)** | 120-150 MPa | 17,400-21,800 psi | | **Elongation in 50mm** | 14-18% | 14-18% | | **Hardness (Brinell)** | 55-65 HB | 55-65 HB | | **Shear Strength** | 110 MPa | 16,000 psi | | **Fatigue Strength** | 70 MPa | 10,200 psi | | **Poisson's Ratio** | 0.33 | 0.33 | --- #### **4. International Standards** Aluminum 6463-T5 conforms to these international standards: * **European Standard (EN):** **EN AW-6463** (Material Number 3.1206) * **ISO:** **AlMgSi** under ISO 209 * **EN 755:** Aluminum and aluminum alloy extruded rod/bar, tube and profiles * **EN 12020:** Aluminum and aluminum alloys - Extruded precision profiles * **ASTM:** **ASTM B221** for Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes * **QUALANOD:** Certified for quality anodizing applications * **National Equivalents:** DIN 3.1206 (Germany), BS (UK) --- #### **5. Product Applications** Aluminum 6463-T5 is widely used in applications requiring good strength and excellent surface finish: * **Architectural Systems:** Window frames, door frames, curtain wall members * **Decorative Trim:** Automotive trim, appliance trim, decorative moldings * **Lighting Fixtures:** Reflector panels, light housing components * **Electrical Enclosures:** Electronic housings, heat sink applications * **Furniture Components:** High-quality furniture frames and structures * **Solar Panel Frames:** Photovoltaic module framing systems * **Display Systems:** Exhibition displays, signage frames * **Consumer Electronics:** Camera bodies, electronic device frames --- #### **6. Key Advantages & Characteristics** * **Good Mechanical Properties:** Balanced strength and ductility for structural applications * **Excellent Anodizing Quality:** Produces brilliant, uniform anodized surfaces * **Superior Surface Finish:** Excellent for high-visibility applications * **Corrosion Resistance:** Good atmospheric corrosion resistance * **Formability:** Suitable for moderate bending and forming operations * **Weldability:** Can be welded using standard aluminum welding methods * **Machinability:** Good machining characteristics with proper tooling * **Cost-Effective:** Economical production process for extruded products **Heat Treatment Process:** - Cooled from extrusion temperature (~500°C/930°F) - Artificial aging: 160-180°C (320-355°F) for 4-8 hours - Air cooling after aging - Stable mechanical properties **Fabrication Characteristics:** - **Bendability:** Good for moderate forming operations - **Minimum Bend Radius:** 1.5-2.5T (depending on thickness) - **Machining:** Use sharp, positive rake angle tools - **Welding:** GTAW and GMAW with 4043 or 5356 filler wire - **Surface Preparation:** Excellent for mechanical polishing and buffing **Anodizing Performance:** - Clear, transparent anodic oxide layer - Uniform coating thickness distribution - Excellent color consistency in dyed anodizing - Good adhesion of anodic coating - Suitable for both clear and color anodizing --- **Quality Assurance:** - Consistent mechanical properties batch-to-batch - Excellent surface quality with minimal imperfections - Reliable anodizing performance - Suitable for architectural quality applications **Processing Recommendations:** - Handle with care to prevent surface damage - Store in dry, clean conditions - Clean surfaces thoroughly before anodizing - Use proper handling equipment to avoid surface scratches --- **Conclusion:** Aluminum 6463-T5 represents the optimal balance of mechanical properties, manufacturing economics, and surface quality for architectural and decorative applications. Its artificial aging treatment provides consistent mechanical properties while maintaining the excellent anodizing characteristics that make the 6463 alloy system famous. The T5 temper is particularly valuable for extruded products where high surface quality, good strength, and excellent corrosion resistance are required, making it the preferred choice for quality architectural systems and high-visibility applications worldwide.

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 2086 gallon liquid totes Special package is available on request.