6113 Aluminum alloy,Aluminum 6113 alloy,E FORU

### **Aluminum 6113 Alloy: Product Introduction** **Overview** Aluminum 6113 is a heat-treatable aluminum-magnesium-silicon alloy specifically designed for **high-strength structural applications**. This alloy offers an **enhanced combination of mechanical properties** and **excellent corrosion resistance**, making it particularly suitable for demanding applications in the transportation and aerospace industries. With its optimized chemical composition, 6113 provides superior performance characteristics compared to standard 6xxx series alloys. --- #### **1. Chemical Composition (Weight %)** | Element | Minimum (%) | Maximum (%) | |---------|-------------|-------------| | Silicon (Si) | 0.6 | 1.1 | | Iron (Fe) | - | 0.25 | | Copper (Cu) | 0.7 | 1.1 | | Manganese (Mn) | 0.20 | 0.50 | | Magnesium (Mg) | 0.6 | 1.0 | | Chromium (Cr) | 0.10 | 0.25 | | Zinc (Zn) | 0.10 | 0.20 | | Titanium (Ti) | - | 0.10 | | Other (Each) | - | 0.05 | | Other (Total) | - | 0.15 | | **Aluminum (Al)** | **Balance** | | --- #### **2. Physical Properties** | Property | Metric Value | Imperial Value | |----------|--------------|----------------| | **Density** | 2.72 g/cm³ | 0.0982 lb/in³ | | **Melting Range** | 550-640 °C | 1022-1184 °F | | **Electrical Conductivity** | 38-42% IACS | 38-42% IACS | | **Thermal Conductivity** | 155-170 W/m·K | 900-985 BTU·in/(hr·ft²·°F) | | **Coefficient of Thermal Expansion** | 23.3 × 10⁻⁶/°C | 12.9 × 10⁻⁶/°F | | **Modulus of Elasticity** | 70.0 GPa | 10,150 ksi | --- #### **3. Mechanical Properties** **Typical Mechanical Properties by Temper:** | Property | T4 Temper | T6 Temper | |----------|-----------|-----------| | **Tensile Strength** | 290-330 MPa | 380-420 MPa | | **Yield Strength (0.2% Offset)** | 170-210 MPa | 350-380 MPa | | **Elongation (in 50mm)** | 14-18% | 10-14% | | **Hardness (Brinell)** | 85-95 HB | 115-125 HB | | **Shear Strength** | 200-230 MPa | 240-270 MPa | | **Fatigue Strength** | 130-150 MPa | 150-170 MPa | --- #### **4. International Standards** * **ASTM Standards:** * ASTM B221: Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes * ASTM B211: Standard Specification for Aluminum and Aluminum-Alloy Bar, Rod, and Wire * **European Standards (EN):** * EN 573-3: Chemical composition * 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** **Aerospace Industry:** - Aircraft structural components - Wing and fuselage elements - Aerospace brackets and fittings - Spacecraft structural members **Transportation Applications:** - Automotive safety components - Truck chassis elements - Railway vehicle structures - High-performance vehicle frames **Defense Sector:** - Military vehicle components - Armor support structures - Defense equipment frames - Military infrastructure **Industrial Applications:** - High-stress machinery components - Heavy equipment structures - Press and tooling components - Specialized industrial frames --- #### **6. Key Characteristics & Advantages** * **High Strength-to-Weight Ratio:** Exceptional mechanical properties with lightweight characteristics * **Excellent Fatigue Resistance:** Superior performance under cyclic loading conditions * **Good Corrosion Resistance:** Adequate performance in various environmental conditions * **Enhanced Toughness:** Good fracture toughness characteristics * **Weldability:** Can be welded using qualified procedures * **Machinability:** Good machining characteristics in T6 temper * **Heat Treatable:** Responsive to solution treatment and aging processes --- #### **7. Heat Treatment Process** **Solution Heat Treatment:** - Temperature: 530-540°C (986-1004°F) - Time: 30-60 minutes depending on thickness - Quenching: Rapid water quenching **Artificial Aging (T6):** - Temperature: 155-165°C (311-329°F) - Time: 10-14 hours - Cooling: Controlled air cooling --- #### **8. Processing and Fabrication** **Extrusion Characteristics:** - Suitable for structural profiles - Requires higher extrusion pressures - Good surface quality achievable - Best for medium complexity sections **Machining Properties:** - Good machinability with carbide tools - Requires appropriate cutting parameters - Good surface finish obtainable - Suitable for precision components **Forming Limitations:** - Limited formability in T6 condition - Best formability in T4 temper - High springback characteristics - Specialized equipment required **Joining Methods:** - Weldable using TIG and MIG methods - Requires qualified welding procedures - Post-weld heat treatment recommended - Mechanical fastening preferred --- #### **9. Quality Assurance** **Testing Requirements:** - Comprehensive mechanical testing - Chemical composition analysis - Fracture toughness testing - Fatigue testing for critical applications **Certification:** - Mill test certificates per international standards - Process control documentation - Full traceability records - Third-party inspection available --- **Technical Note:** Aluminum 6113 represents a high-performance alloy within the 6xxx series, offering enhanced strength characteristics that approach some lower-grade 2xxx series alloys while maintaining better corrosion resistance. The elevated copper content in the chemical composition contributes to the alloy's high strength potential through proper heat treatment. This makes 6113 particularly valuable for aerospace and defense applications where both high strength and good corrosion resistance are required. While the alloy offers limited formability in the peak-aged condition, its superior mechanical properties make it an excellent choice for critical structural components where performance and reliability are paramount considerations.

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 2045 gallon liquid totes Special package is available on request.