6105-T5 Aluminum alloy,Aluminum 6105-T5 alloy,E FORU

### **Aluminum 6105-T5 Alloy: Product Introduction** **Overview** Aluminum 6105-T5 is a heat-treatable aluminum-magnesium-silicon alloy that has been cooled from an elevated temperature shaping process and artificially aged. This is one of the **most commonly used tempers** for 6105 aluminum, offering an **excellent balance of strength, extrudability, and corrosion resistance**. The T5 temper provides **good mechanical properties** while maintaining adequate formability for many applications, particularly in architectural and structural fields. --- #### **1. Chemical Composition (Weight %)** | Element | Minimum (%) | Maximum (%) | |---------|-------------|-------------| | Silicon (Si) | 0.6 | 1.0 | | Iron (Fe) | - | 0.35 | | Copper (Cu) | - | 0.10 | | Manganese (Mn) | - | 0.10 | | Magnesium (Mg) | 0.40 | 0.8 | | Chromium (Cr) | 0.10 | 0.20 | | 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** | 615-650 °C | 1140-1202 °F | | **Electrical Conductivity** | 50-54% IACS | 50-54% IACS | | **Thermal Conductivity** | 180-195 W/m·K | 1045-1130 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 6105-T5:** | Property | Metric Value | Imperial Value | |----------|--------------|----------------| | **Tensile Strength** | 200-240 MPa | 29-35 ksi | | **Yield Strength (0.2% Offset)** | 150-180 MPa | 22-26 ksi | | **Elongation (in 50mm)** | 10-14% | 10-14% | | **Hardness (Brinell)** | 65-75 HB | 65-75 HB | | **Shear Strength** | 130-160 MPa | 19-23 ksi | | **Fatigue Strength** | 85-105 MPa | 12-15 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 * **European Standards (EN):** * EN 573-3: Chemical composition (Designation: EN AW-6105) * 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 - Architectural trim and moldings - Handrails and balustrades **Transportation Industry:** - Automotive trim components - RV and trailer frames - Truck body components - Railway interior elements **Electrical Applications:** - Heat sinks for electronic devices - Bus bar supports - Electrical enclosures and conduits - Lighting fixture components **Consumer and Industrial Goods:** - Furniture frames - Appliance components - Display and signage systems - General purpose extrusions --- #### **6. Key Characteristics & Advantages** * **Good Strength-to-Weight Ratio:** Favorable mechanical properties with lightweight characteristics * **Excellent Extrudability:** Can be easily extruded into complex 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: 170-180°C (338-356°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 --- **Technical Note:** Aluminum 6105-T5 represents a versatile and widely used 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 reliability for both structural and decorative applications. The T5 temper offers a cost-effective manufacturing solution as it eliminates the need for separate solution heat treatment, making it particularly suitable for high-volume production of architectural components, electrical heat sinks, and general-purpose extrusions where consistent quality and good performance are required.

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 2040 gallon liquid totes Special package is available on request.