5052-O Aluminum alloy,Aluminum 5052-O alloy,E FORU

### **Technical Datasheet: 5052-O Aluminum Alloy** --- #### **1. Material Overview** **5052-O Aluminum Alloy** is the annealed condition of the 5052 aluminum-magnesium alloy, offering maximum formability and ductility. The "O" temper indicates the material has been fully annealed to achieve the softest state, providing optimal workability for severe forming operations while maintaining the excellent corrosion resistance characteristic of the 5xxx series alloys. This temper is ideal for applications requiring complex shaping and deep drawing. --- #### **2. Chemical Composition (Weight %)** | Element | Content (%) | Role in the Alloy | |---------|-------------|-------------------| | Al | Balance | Base metal | | Mg | 2.2-2.8 | Solid solution strengthening | | Cr | 0.15-0.35 | Stress corrosion resistance | | Si | ≤0.25 | Impurity control | | Fe | ≤0.40 | Impurity control | | Cu | ≤0.10 | Corrosion resistance | | Mn | ≤0.10 | Impurity control | | Zn | ≤0.10 | Impurity control | | Others (each) | ≤0.05 | - | | Others (total) | ≤0.15 | - | --- #### **3. Physical Properties** | Property | Value | Test Standard | |----------|-------|---------------| | Density | 2.68 g/cm³ | ASTM B193 | | Melting Range | 607-650 °C | - | | Electrical Conductivity | 35-40% IACS | ASTM B193 | | Thermal Conductivity | 138-148 W/m·K | ASTM E1461 | | Coefficient of Thermal Expansion | 23.8 × 10⁻⁶/K (20-100°C) | ASTM E228 | | Modulus of Elasticity | 70.3 GPa | ASTM E111 | | Specific Heat Capacity | 900 J/kg·K | - | --- #### **4. Mechanical Properties (Typical)** | Property | Value Range | Test Standard | |----------|-------------|---------------| | Tensile Strength | 170-210 MPa | ASTM B557 | | Yield Strength (0.2% Offset) | 65-105 MPa | ASTM B557 | | Elongation (50mm) | 25-30% | ASTM B557 | | Hardness (Brinell) | 45-55 HB | ASTM E10 | | Shear Strength | 125-145 MPa | ASTM B831 | | Fatigue Strength | 90-110 MPa | ASTM E466 | | **Bend Radius (90°)** | **0-1×t** | **ASTM B311** | --- #### **5. Key Characteristics** - **Maximum Formability**: Ideal for deep drawing and severe forming operations - **Excellent Ductility**: Highest elongation in the 5052 alloy series - **Superior Workability**: Easy to cut, form, and shape - **Excellent Corrosion Resistance**: Outstanding performance in marine environments - **High Electrical Conductivity**: Best conductivity among 5052 tempers - **Low Residual Stress**: Minimal springback after forming --- #### **6. Processing Characteristics** **Forming Operations:** - Excellent for deep drawing and severe forming - Minimum bend radius: 0× thickness (flat) - Suitable for complex stamping operations - Ideal for spinning and stretch forming - Excellent for embossing and coining **Joining Methods:** - GTAW (TIG) - Excellent - GMAW (MIG) - Excellent - Resistance welding - Very good - Adhesive bonding - Excellent - Brazing - Excellent - Soldering - Good **Surface Treatments:** - Anodizing - Excellent - Painting - Excellent adhesion - Powder coating - Superior finish quality - Chemical conversion - Excellent - Polishing and buffing - Very good - Bright dipping - Excellent results --- #### **7. Product Applications** **Deep Drawing Applications:** - Kitchen utensils and cookware - Lighting reflectors and fixtures - Appliance inner liners and components - Electronic enclosures and housings **Marine Applications:** - Boat fuel tanks - Marine instrument housings - Deck equipment components - Marine hardware parts **Architectural Applications:** - Decorative architectural elements - Complex formed trim pieces - Ornamental metal work - Custom architectural features **General Manufacturing:** - Food service equipment - Chemical processing equipment - Heat exchangers components - Various stamped and formed parts --- #### **8. Available Forms & Sizes** - Sheet: 0.3mm to 6.0mm thickness - Strip: 0.2mm to 3.0mm thickness - Plate: 6mm to 50mm thickness - Coil: Up to 1600mm width - Circle blanks: Various diameters - Custom cut shapes --- #### **9. International Standards** | Standard Organization | Designation | Specification | |----------------------|-------------|---------------| | Aluminum Association | AA 5052-O | AA-50 | | ASTM International | ASTM B209-5052O | ASTM B209 | | EN Standard | EN AW-5052-O | EN 573-3 | | ISO Standard | AlMg2.5-O | ISO 209 | | JIS Standard | A5052-O | JIS H4000 | | GB Standard | 5052-O | GB/T 3880 | --- #### **10. Heat Treatment Information** - **Annealing Temperature**: 345°C ± 15°C - **Soaking Time**: 2-3 hours - **Cooling Rate**: 30°C per hour maximum to 260°C, then air cool - **Grain Size**: Controlled for optimal formability - **Stress Relief**: Not required for O temper --- #### **11. Quality Assurance** - Certified to full O temper requirements - Microstructure examination for grain size control - Formability testing (Erichen, Olsen tests) - Surface quality verification - Dimensional compliance certification - Full traceability documentation --- #### **12. Special Advantages** | Feature | 5052-O Advantage | |---------|------------------| | Formability | Best in series for severe forming | | Ductility | Maximum elongation characteristics | | Workability | Easy to process and fabricate | | Surface Quality | Excellent for finishing operations | | Consistency | Uniform properties throughout | | Corrosion Resistance | Maintains excellent performance | --- #### **13. Storage & Handling Recommendations** - Protect from surface scratches and damage - Store in clean, dry environment - Use separators between sheets - Handle with clean gloves - Avoid exposure to corrosive environments - Maintain organized storage to prevent damage --- *Note: 5052-O aluminum alloy is specifically designed for applications requiring maximum formability and is the preferred choice for deep drawing and severe forming operations. For applications requiring structural strength, consider strain-hardened tempers (H32, H34, etc.). The material's excellent corrosion resistance makes it suitable for marine and chemical processing applications even in the annealed condition.*

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 1813 gallon liquid totes Special package is available on request.