5205 Aluminum alloy,Aluminum 5205 alloy,E FORU

### **5205 Aluminum Alloy Technical Datasheet** **Material Overview** 5205 Aluminum Alloy is a non-heat-treatable aluminum-magnesium alloy from the 5xxx series, designed to provide a balanced combination of moderate strength, excellent corrosion resistance, and good formability. This alloy is particularly noted for its good surface finish and anodizing characteristics, making it suitable for both functional and decorative applications in various industries. --- ### **1. Chemical Composition (Weight %)** | Element | Composition Range | |---------|-------------------| | Aluminum (Al) | Balance | | Magnesium (Mg) | 0.8 - 1.3 | | Manganese (Mn) | 0.05 - 0.20 | | Silicon (Si) | ≤ 0.20 | | Iron (Fe) | ≤ 0.35 | | Chromium (Cr) | 0.05 - 0.20 | | Copper (Cu) | ≤ 0.10 | | Zinc (Zn) | ≤ 0.15 | | Titanium (Ti) | ≤ 0.05 | | Other Elements (Each) | ≤ 0.05 | | Other Elements (Total) | ≤ 0.15 | --- ### **2. Physical Properties** | Property | Value | |----------|-------| | Density | 2.70 g/cm³ | | Melting Range | 630 - 655 °C | | Electrical Conductivity | 38-42% IACS | | Thermal Conductivity | 145 - 155 W/m·K | | Coefficient of Thermal Expansion (20-100°C) | 23.5 × 10⁻⁶/°C | | Modulus of Elasticity | 70 GPa | | Specific Heat Capacity | 900 J/kg·K | --- ### **3. Mechanical Properties** | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | |--------|------------------------|----------------------|----------------| | O | 160 - 200 | 60 - 100 | 20 - 25 | | H32 | 200 - 240 | 150 - 190 | 12 - 16 | | H34 | 220 - 260 | 170 - 210 | 10 - 14 | | H36 | 240 - 280 | 190 - 230 | 8 - 12 | --- ### **4. Technical Applications** **Primary Application Sectors:** - **Architectural Applications** - Interior architectural trim - Decorative panels - Ceiling systems - Wall cladding - **Consumer Goods** - Appliance components - Electronic enclosures - Kitchenware and utensils - Furniture components - **General Engineering** - Nameplates and signage - Decorative trim parts - Light structural components - General fabrication - **Transportation** - Interior automotive trim - Vehicle decorative parts - RV components - Marine interior fittings --- ### **5. International Standards Compliance** | Standard Organization | Designation | |----------------------|-------------| | Aluminum Association | AA 5205 | | European Standards | EN AW-5205 | | Japanese Standards | JIS A5205 | | Chinese Standards | GB/T 3190 | --- ### **6. Material Characteristics** **Key Advantages:** - Good corrosion resistance in atmospheric environments - Excellent surface finish quality - Good anodizing characteristics - Moderate strength with good formability - Excellent welding performance - Cost-effective solution for many applications **Special Features:** - **Surface Quality** - Good response to anodizing treatments - Suitable for both clear and color anodizing - Excellent painting and coating adhesion - Good polishing characteristics - **Corrosion Performance** - Good atmospheric corrosion resistance - Suitable for indoor applications - Resistant to industrial environments - Good performance in rural atmospheres --- ### **7. Processing Characteristics** **Manufacturing Considerations:** - **Forming Operations** - Excellent formability in O temper - Good bending and stamping characteristics - Suitable for deep drawing operations - Minimal springback in soft tempers - **Welding** - Excellent weldability using all standard methods - Recommended filler: 5356, 4043 - Good weld appearance - Minimal property degradation in HAZ - **Machining** - Good machinability in all tempers - Produces good surface finish - Suitable for high-speed machining - Good chip characteristics --- ### **8. Quality Assurance** **Testing & Certification:** - Mechanical property testing - Chemical composition analysis - Surface quality inspection - Corrosion resistance evaluation - Formability testing - Mill test certificates per EN 10204 3.1 --- **Technical Note:** 5205 Aluminum Alloy provides an excellent balance of properties for applications requiring good corrosion resistance, moderate strength, and superior surface quality. Its relatively low magnesium content ensures good formability and welding characteristics while maintaining adequate strength for many structural and decorative applications. The alloy is particularly suitable for applications where aesthetic appearance and surface treatment quality are important 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 1863 gallon liquid totes Special package is available on request.