4015A Aluminum alloy,Aluminum 4015A alloy,E FORU

### **Product Introduction: Aluminum 4015A Alloy** **Overview** Aluminum 4015A Alloy is a refined version of the standard 4015 aluminum alloy, featuring tighter composition controls and enhanced properties for more specialized applications. As a non-heat-treatable aluminum-silicon alloy, it offers excellent formability, good electrical conductivity, and improved surface quality. The "A" designation indicates an advanced variant with optimized characteristics for precision applications in electrical, automotive, and architectural sectors. --- ### **1. Chemical Composition (Typical Weight %)** | Element | Content (%) | |---------|-------------| | **Aluminum (Al)** | Balance | | **Silicon (Si)** | 0.7 - 1.1 | | **Iron (Fe)** | 0.3 - 0.6 | | **Copper (Cu)** | ≤ 0.08 | | **Manganese (Mn)** | 0.08 - 0.15 | | **Magnesium (Mg)** | ≤ 0.08 | | **Zinc (Zn)** | ≤ 0.08 | | **Titanium (Ti)** | 0.02 - 0.08 | | **Others (Each)** | ≤ 0.03 | | **Others (Total)** | ≤ 0.10 | --- ### **2. Physical Properties** | Property | Value / Description | |----------|---------------------| | **Density** | 2.71 g/cm³ | | **Melting Range** | 642 - 655 °C | | **Electrical Conductivity** | 55-60% IACS | | **Thermal Conductivity** | 195-215 W/m·K | | **Coefficient of Thermal Expansion** | 23.2 × 10⁻⁶/°C | | **Modulus of Elasticity** | 70 GPa | | **Specific Heat Capacity** | 0.89 J/g·°C | --- ### **3. Mechanical Properties (by Temper Condition)** | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | |--------|------------------------|----------------------|----------------| | **O (Annealed)** | 100-130 | 40-70 | 28-38 | | **H12** | 120-150 | 100-130 | 10-18 | | **H14** | 140-170 | 120-150 | 6-12 | | **H16** | 160-190 | 140-170 | 4-8 | --- ### **4. International Standards** | Standard Body | Designation | |---------------|-------------| | **Aluminum Association (AA)** | AA 4015A | | **European Standard (EN)** | EN AW-4015A | | **ISO** | AlSi1 (ISO 209) | | **UNS** | A94015 | | **DIN** | AlSi1 | | **JIS H** | A4015 | --- ### **5. Product Applications** **Electrical and Electronics:** - Precision busbars - Electrical connectors - Battery terminals - Switchgear components - Conductive springs **Automotive Components:** - Wiring harness connectors - Sensor housings - Control unit components - Lighting system parts - Electronic control modules **Precision Engineering:** - Thin-wall containers - Precision stamped parts - Electronic enclosures - Shielding components - Optical instrument parts **Architectural Applications:** - High-end decorative trim - Architectural facades - Luxury interior elements - Precision signage - Display system components --- ### **6. Key Characteristics & Advantages** - **Enhanced Formability**: Superior ductility and drawing characteristics - **Improved Surface Quality**: Excellent for anodizing and decorative finishes - **High Electrical Conductivity**: Optimized for electrical applications - **Consistent Properties**: Tight composition control ensures batch-to-batch consistency - **Good Corrosion Resistance**: Suitable for various environmental conditions - **Excellent Weldability**: Compatible with TIG, MIG, and resistance welding - **Precision Machinability**: Good for high-tolerance components --- ### **7. Special Features of 4015A Variant** **Quality Enhancements:** - Tighter chemical composition controls - Improved surface finish quality - Enhanced uniformity in mechanical properties - Better consistency in forming characteristics - Superior annealing response **Manufacturing Benefits:** - Reduced scrap rates in precision forming - Improved anodizing uniformity - Consistent performance in high-speed stamping - Better blanking and piercing characteristics - Enhanced deep drawing capabilities --- ### **8. Processing Guidelines** - **Forming**: Excellent for deep drawing and complex forming operations - **Annealing**: Heat to 345-415°C for 1-2 hours followed by air cooling - **Joining**: Excellent weldability with all conventional methods - **Machining**: Use sharp tools with positive rake angles for best results - **Finishing**: Superior surface quality for decorative anodizing and plating **Disclaimer:** The information provided is for reference purposes only. Specific properties may vary depending on manufacturing processes, product form, and thickness. The 4015A variant offers improved consistency and quality over standard 4015 alloy. For critical applications requiring precise performance characteristics, consult certified material test reports from suppliers and conduct appropriate validation testing.

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 1735 gallon liquid totes Special package is available on request.