8026 Aluminum alloy,Aluminum 8026 alloy，E FORU

### **Aluminum 8026 Alloy Technical Datasheet** --- #### **1. Product Overview** **Aluminum 8026** is a specialized wrought aluminum alloy from the 8000 series, specifically developed for applications requiring excellent formability combined with good strength and surface characteristics. This non-heat-treatable alloy features a carefully balanced composition optimized for manufacturing processes that demand consistent mechanical properties and reliable performance in various forming operations. --- #### **2. Chemical Composition (Weight %)** | Element | Composition Range | Typical Value | |---------|-------------------|---------------| | Aluminum (Al) | Balance | ≥98.3% | | Iron (Fe) | 0.55 - 0.85% | 0.70% | | Silicon (Si) | 0.35 - 0.65% | 0.50% | | Copper (Cu) | ≤ 0.06% | 0.04% | | Manganese (Mn) | 0.15 - 0.30% | 0.22% | | Zinc (Zn) | ≤ 0.07% | 0.05% | | Magnesium (Mg) | ≤ 0.06% | 0.04% | | Chromium (Cr) | 0.05 - 0.15% | 0.10% | | Titanium (Ti) | ≤ 0.06% | 0.03% | | Other Elements (each) | ≤ 0.03% | - | | Total Other Elements | ≤ 0.10% | - | **Key Composition Features:** - Optimized Fe/Si ratio for balanced properties - Chromium addition for grain structure control - Enhanced manganese content for improved strength - Low impurity levels for consistent performance - Specifically designed for general manufacturing applications --- #### **3. Physical Properties** | Property | Metric Value | Imperial Value | |----------|--------------|----------------| | Density | 2.72 g/cm³ | 0.0982 lb/in³ | | Melting Range | 643-653°C | 1189-1207°F | | Thermal Conductivity | 180-190 W/m·K | - | | Electrical Conductivity | 48-52% IACS | - | | Modulus of Elasticity | 70 GPa | 10.2 × 10⁶ psi | | Coefficient of Thermal Expansion | 23.5 × 10⁻⁶/°C | 13.1 × 10⁻⁶/°F | | Specific Heat Capacity | 900 J/kg·K | - | | Electrical Resistivity | 33-36 nΩ·m | - | --- #### **4. Mechanical Properties** **Typical Properties in Various Tempers:** | Property | O Temper | H12 Temper | H14 Temper | H16 Temper | H18 Temper | |----------|----------|-------------|-------------|-------------|------------| | **Tensile Strength (MPa)** | 95-120 | 135-155 | 155-175 | 175-195 | 195-215 | | **Yield Strength (MPa)** | 40-60 | 115-135 | 135-155 | 155-175 | 175-195 | | **Elongation in 50 mm** | 25-35 | 12-16 | 9-13 | 6-9 | 4-6 | | **Hardness (Brinell)** | 30-40 | 42-52 | 50-60 | 58-68 | 66-76 | | **Shear Strength (MPa)** | 65-80 | 90-105 | 105-120 | 120-135 | 135-150 | | **Fatigue Strength (MPa)** | 55-65 | 75-85 | 90-100 | 100-110 | 110-120 | **Forming Characteristics:** - **Erichsen Cupping Value**: 8.5-10.0 mm (O temper) - **Minimum Bend Radius**: 0.8t (in O temper) - **Limit Drawing Ratio**: 1.9-2.1 - **Plastic Strain Ratio (r-value)**: 0.65-0.75 - **Strain Hardening Exponent (n-value)**: 0.22-0.28 --- #### **5. International Standards** **Primary Specifications:** - **EN 573-3**: Aluminum and aluminum alloys - Chemical composition and form of wrought products - **ISO 209**: Wrought aluminum and aluminum alloys - Chemical composition and forms of products - **GB/T 3190**: Wrought aluminum and aluminum alloy chemical composition (China) **Product Standards:** - **EN 485-2**: Aluminum and aluminum alloys - Sheet, strip and plate - **ASTM B209**: Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate - **ASTM B479**: Standard Specification for Annealed Aluminum Foil for Flexible Barrier Applications **Regional Standards:** - **JIS H4000**: Aluminum and aluminum alloy sheets and plates (Japan) - **DIN 1725-1**: Wrought aluminum alloys (Germany) --- #### **6. Product Applications** **General Manufacturing:** - Formed housings and enclosures - Machinery components - Equipment parts - Industrial containers - General fabricated components **Electrical Applications:** - Electrical enclosures - Transformer cases - Bus bar components - Electrical connector parts - Power distribution components **Consumer Products:** - Appliance components - Kitchenware items - Hardware products - Decorative items - General consumer goods **Automotive Components:** - Non-structural brackets - Trim components - Electrical system parts - Small mechanical components - Interior trim parts --- #### **7. Key Characteristics** **Advantages:** - **Good Formability** in annealed condition - **Adequate Mechanical Strength** - **Consistent Performance** - **Good Surface Quality** - **Cost-Effective Manufacturing** - **Reliable Processing Characteristics** - **Good Corrosion Resistance** **Manufacturing Benefits:** - Suitable for various forming operations - Consistent mechanical properties - Good surface finish - Reliable welding characteristics - Versatile application range --- #### **8. Processing Characteristics** **Forming Operations:** - **Good Deep Drawing** capability - **Excellent Bendability** characteristics - **Adequate Stretch Forming** performance - **Easy Roll Forming** - **Good Stamping** characteristics **Machining:** - Good machinability rating: 55% - Produces relatively short chips - Recommended cutting speed: 110-230 m/min - Good surface finish achievable - Standard tooling requirements **Joining Methods:** - **Good Weldability** - conventional methods suitable - **Adequate Brazing** characteristics - **Good Soldering** performance - **Adhesive Bonding** - acceptable with preparation - **Mechanical Fastening** - reliable performance --- #### **9. Corrosion Resistance** **Performance Characteristics:** - **Atmospheric Corrosion**: Good resistance - **Pitting Resistance**: Adequate for most applications - **Stress Corrosion Cracking**: Not susceptible - **Industrial Environment**: Satisfactory performance - **Chemical Exposure**: Limited resistance **Protection Methods:** - Chemical conversion coatings - Painting and powder coating - Anodizing for enhanced protection - Proper design for corrosion prevention --- #### **10. Heat Treatment & Tempers** **Available Tempers:** - **O (Annealed)**: Full soft condition - **H12, H14, H16, H18**: Strain-hardened tempers - **H22, H24, H26**: Strain-hardened and partially annealed - **H32, H34, H36**: Strain-hardened and stabilized **Annealing Process:** - Full annealing: 345°C (650°F) for 2-3 hours - Intermediate annealing: 315°C (600°F) for 1-2 hours - Stress relief: 230-260°C (450-500°F) for 1-2 hours --- #### **11. Quality Assurance** **Testing Requirements:** - Chemical composition verification - Mechanical property testing - Surface quality inspection - Formability testing - Dimensional verification **Certification:** - Mill test certificate to applicable standards - Material traceability documentation - Customer-specific quality requirements - Regular quality system audits --- #### **12. Comparison with Similar Alloys** | Property | 8026-H14 | 8011-H14 | 3003-H14 | |----------|-----------|-----------|-----------| | Tensile Strength (MPa) | 155-175 | 130-150 | 140-160 | | Yield Strength (MPa) | 135-155 | 110-130 | 125-145 | | Elongation (%) | 9-13 | 8-12 | 8-12 | | Formability | Good | Excellent | Very Good | | Typical Applications | General manufacturing | Packaging | General purpose | --- #### **Conclusion** Aluminum 8026 alloy offers a well-balanced combination of mechanical properties, formability, and manufacturing characteristics that make it suitable for a wide range of general industrial applications. Its optimized chemical composition provides consistent performance and reliable processing behavior, ensuring predictable results in various manufacturing operations. The alloy's good formability in annealed condition, combined with adequate strength in strain-hardened tempers, makes it a versatile choice for applications ranging from electrical enclosures to general fabricated components. The consistent quality and reliable performance of 8026 alloy have established its position in various industrial sectors where material consistency, process reliability, and cost-effectiveness are important considerations. The alloy represents a practical solution for applications requiring a balance of performance characteristics without the need for specialized properties offered by more highly alloyed materials.

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 2246 gallon liquid totes Special package is available on request.