6063-T5 Aluminum alloy,Aluminum 6063-T5 alloy,E FORU

### **Aluminum 6063-T5 Alloy: Product Introduction** **Overview** Aluminum 6063-T5 is a heat-treatable aluminum-magnesium-silicon alloy that has been cooled from an elevated temperature shaping process (such as extrusion) and then artificially aged. This is one of the **most commonly used tempers** for 6063 aluminum, offering an **excellent balance of mechanical properties, extrudability, and corrosion resistance**. The T5 temper provides **good strength and hardness** while maintaining adequate formability for many applications, particularly in architectural and structural fields. --- #### **1. Chemical Composition (Weight %)** | Element | Minimum (%) | Maximum (%) | |---------|-------------|-------------| | Silicon (Si) | 0.20 | 0.60 | | Iron (Fe) | - | 0.35 | | Copper (Cu) | - | 0.10 | | Manganese (Mn) | - | 0.10 | | Magnesium (Mg) | 0.45 | 0.90 | | Chromium (Cr) | - | 0.10 | | Zinc (Zn) | - | 0.10 | | Titanium (Ti) | - | 0.10 | | Other (Each) | - | 0.05 | | Other (Total) | - | 0.15 | | **Aluminum (Al)** | **Balance** | | --- #### **2. Physical Properties** | Property | Metric Value | Imperial Value | |----------|--------------|----------------| | **Density** | 2.70 g/cm³ | 0.0975 lb/in³ | | **Melting Range** | 615-655 °C | 1140-1210 °F | | **Electrical Conductivity** | 54-58% IACS | 54-58% IACS | | **Thermal Conductivity** | 190-205 W/m·K | 1100-1190 BTU·in/(hr·ft²·°F) | | **Coefficient of Thermal Expansion** | 23.4 × 10⁻⁶/°C | 13.0 × 10⁻⁶/°F | | **Modulus of Elasticity** | 68.9 GPa | 10,000 ksi | --- #### **3. Mechanical Properties** **Typical Mechanical Properties for 6063-T5:** | Property | Metric Value | Imperial Value | |----------|--------------|----------------| | **Tensile Strength** | 175-215 MPa | 25-31 ksi | | **Yield Strength (0.2% Offset)** | 130-160 MPa | 19-23 ksi | | **Elongation (in 50mm)** | 8-12% | 8-12% | | **Hardness (Brinell)** | 60-75 HB | 60-75 HB | | **Shear Strength** | 115-135 MPa | 17-20 ksi | | **Fatigue Strength** | 75-90 MPa | 11-13 ksi | --- #### **4. International Standards** * **ASTM Standards:** * ASTM B221: Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes * ASTM B210: Standard Specification for Aluminum and Aluminum-Alloy Drawn Seamless Tubes * ASTM B241: Standard Specification for Aluminum and Aluminum-Alloy Seamless Pipe and Seamless Extruded Tube * **European Standards (EN):** * EN 573-3: Chemical composition (Designation: EN AW-6063) * EN 755-2: Mechanical properties for extruded products * **ISO Standards:** * ISO 6361-2: Wrought aluminum and aluminum alloy sheets, strips and plates * ISO 6362-2: Wrought aluminum and aluminum alloy extruded rods/bars, tubes and profiles --- #### **5. Product Applications** **Architectural Applications (Primary Use):** - Window and door frames - Curtain wall systems - Roofing and siding profiles - Architectural trim and moldings - Handrails and balustrades **Electrical Applications:** - Heat sinks for electronic devices - Bus bar supports - Electrical enclosures and conduits - Lighting fixture components **Transportation Industry:** - Automotive trim components - RV and trailer frames - Truck body components - Railway interior elements **Consumer and Industrial Goods:** - Furniture frames - Appliance components - Display and signage systems - General purpose extrusions --- #### **6. Key Characteristics & Advantages** * **Good Strength-to-Weight Ratio:** Offers favorable mechanical properties with lightweight characteristics * **Excellent Extrudability:** Can be easily extruded into complex, thin-walled profiles * **Superior Surface Quality:** Provides excellent surface finish for anodizing and painting * **Good Corrosion Resistance:** Excellent resistance to atmospheric corrosion * **Excellent Anodizing Response:** Ideal for architectural applications requiring decorative finishes * **Good Weldability:** Can be welded using common methods including TIG and MIG * **Adequate Machinability:** Can be machined using standard equipment and techniques --- #### **7. Heat Treatment Process** **Artificial Aging Process:** - Temperature: 175-185°C (347-365°F) - Time: 4-8 hours - Cooling: Air cooling after aging **Key Processing Features:** - No separate solution heat treatment required - Aged directly after extrusion and cooling - Consistent and reproducible properties - Cost-effective manufacturing process --- #### **8. Processing and Fabrication** **Forming Characteristics:** - Suitable for moderate bending operations - Good for straightening and minor forming - Adequate for roll forming applications - Reasonable springback characteristics **Machining Properties:** - Good machinability with proper tooling - Produces reasonable surface finish - Suitable for drilling, milling, and turning - Requires appropriate cutting parameters **Joining Methods:** - Excellent weldability using TIG and MIG methods - Suitable for brazing and soldering - Good for adhesive bonding - Mechanical fastening easily accomplished **Surface Treatment Compatibility:** - Excellent for anodizing (clear and color) - Suitable for powder coating - Good for painting and lacquering - Ideal for chemical conversion coatings --- #### **9. Quality and Standards Compliance** **Typical Testing Requirements:** - Mechanical property verification - Chemical composition analysis - Surface quality inspection - Dimensional accuracy checks **Common Specifications:** - Meets ASTM B221 requirements - Complies with EN 755-2 standards - Suitable for architectural quality applications - Available with mill test certificates Aluminum 6063-T5 represents the workhorse temper for architectural and general engineering applications, providing an optimal combination of properties for the majority of extrusion-based products. Its widespread use across multiple industries demonstrates its versatility and reliability for both structural and decorative applications.

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 2003 gallon liquid totes Special package is available on request.