5018 Aluminum alloy,Aluminum 5018 alloy,E FORU

### **Product Introduction: Aluminum 5018 Alloy** **Overview** Aluminum 5018 Alloy is a non-heat-treatable aluminum-magnesium alloy designed to provide good corrosion resistance, moderate strength, and excellent formability. This alloy is particularly suitable for applications requiring a balance between mechanical properties and manufacturing efficiency, making it popular in automotive, architectural, and general industrial sectors. --- ### **1. Chemical Composition (Typical Weight %)** | Element | Content (%) | |---------|-------------| | **Aluminum (Al)** | Balance | | **Magnesium (Mg)** | 2.5 - 3.2 | | **Iron (Fe)** | ≤ 0.35 | | **Silicon (Si)** | ≤ 0.25 | | **Copper (Cu)** | ≤ 0.05 | | **Manganese (Mn)** | 0.20 - 0.50 | | **Zinc (Zn)** | ≤ 0.15 | | **Chromium (Cr)** | 0.10 - 0.25 | | **Titanium (Ti)** | ≤ 0.10 | | **Other Elements** | ≤ 0.05 each | | **Total Others** | ≤ 0.15 | --- ### **2. Physical Properties** | Property | Value / Description | |----------|---------------------| | **Density** | 2.68 g/cm³ | | **Melting Range** | 620 - 640 °C | | **Electrical Conductivity** | 35-40% IACS | | **Thermal Conductivity** | 140-160 W/m·K | | **Coefficient of Thermal Expansion** | 23.8 × 10⁻⁶/°C | | **Modulus of Elasticity** | 70 GPa | | **Specific Heat Capacity** | 0.90 J/g·°C | --- ### **3. Mechanical Properties (by Temper Condition)** | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | |--------|------------------------|----------------------|----------------| | **O** | 200-240 | 80-120 | 14-20 | | **H12** | 220-260 | 170-210 | 8-12 | | **H14** | 240-280 | 190-230 | 6-10 | | **H16** | 260-300 | 210-250 | 4-7 | | **H18** | 280-320 | 230-270 | 2-4 | --- ### **4. International Standards** | Standard Body | Designation | |---------------|-------------| | **Aluminum Association (AA)** | AA 5018 | | **European Standard (EN)** | EN AW-5018 | | **ISO** | AlMg3 (ISO 209) | | **UNS** | A95018 | | **JIS H** | A5018 | --- ### **5. Product Applications** **Automotive Applications:** - Car body panels - Truck cabin components - Vehicle interior parts - Automotive trim - Structural reinforcements **Architectural Applications:** - Curtain wall systems - Roofing and cladding - Architectural facades - Interior partitions - Decorative elements **Consumer Goods:** - Appliance housings - Furniture components - Sporting goods - Luggage frames - Recreational equipment **Industrial Applications:** - Machinery guards - Equipment enclosures - Conveyor components - Storage systems - General fabrications --- ### **6. Key Characteristics & Advantages** - **Good Corrosion Resistance**: Performs well in various environmental conditions - **Excellent Formability**: Easily formed using standard manufacturing methods - **Moderate Strength**: Balanced mechanical properties for multiple applications - **Good Weldability**: Suitable for conventional welding processes - **Anodizing Quality**: Produces good surface finishes - **Machinability**: Can be machined effectively in all tempers - **Cost Efficiency**: Economical choice for volume production --- ### **7. Special Features** **Manufacturing Performance:** - Good deep drawing capability - Suitable for stamping and pressing - Excellent for roll forming - Consistent in high-volume production - Minimal springback in forming **Surface Quality:** - Good for decorative applications - Consistent anodizing results - Suitable for painting and coating - Accepts various surface textures - Maintains appearance over time --- ### **8. Processing Guidelines** **Forming Operations:** - Optimal formability in O temper - Suitable for complex shapes - Good for bending and flanging - Can be stretch formed - Maintains integrity in severe forming **Joining Methods:** - MIG and TIG welding compatible - Resistance welding applicable - Adhesive bonding effective - Mechanical fastening suitable - Standard procedures yield good results **Heat Treatment:** - Annealing temperature: 340-350°C - Stress relief annealing available - Not responsive to precipitation hardening - Air cooling sufficient after annealing **Finishing Operations:** - Anodizing produces uniform coatings - Good for powder coating - Suitable for liquid painting - Can be chemically treated - Mechanical polishing effective **Disclaimer:** The information provided is for reference purposes only. Aluminum 5018 offers a versatile combination of properties suitable for general manufacturing applications. Specific properties may vary depending on production methods, temper conditions, and product specifications. For critical applications, always consult technical data sheets from material suppliers and conduct appropriate testing. The alloy represents an excellent balance between performance characteristics and manufacturing economics for a wide range of industrial uses.

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 1783 gallon liquid totes Special package is available on request.