6306 Aluminum alloy,Aluminum 6306 alloy,E FORU

### **Aluminum 6306 Alloy (EN AW-6306) - Product Introduction** **Aluminum 6306** is a heat-treatable aluminum-magnesium-silicon-copper alloy developed for applications requiring good mechanical properties, excellent corrosion resistance, and superior anodizing characteristics. As a member of the 6xxx series aluminum alloys, it offers an optimal balance between strength, formability, and surface treatment capabilities, making it particularly suitable for architectural and automotive applications where both aesthetic appeal and structural performance are important. --- #### **1. Chemical Composition** The chemical composition is carefully balanced to provide optimal mechanical and surface properties: | Element | Content (%) (Typical) | Standard Range (EN) | |---|---|---| | **Aluminum (Al)** | Balance | Balance | | **Magnesium (Mg)** | 0.50 - 0.8 | 0.50 - 0.8 | | **Silicon (Si)** | 0.50 - 0.9 | 0.50 - 0.9 | | **Iron (Fe)** | ≤ 0.35 | ≤ 0.35 | | **Copper (Cu)** | 0.10 - 0.40 | 0.10 - 0.40 | | **Manganese (Mn)** | 0.10 - 0.40 | 0.10 - 0.40 | | **Chromium (Cr)** | 0.10 - 0.30 | 0.10 - 0.30 | | **Zinc (Zn)** | ≤ 0.20 | ≤ 0.20 | | **Titanium (Ti)** | ≤ 0.10 | ≤ 0.10 | | **Others (Each)** | ≤ 0.05 | ≤ 0.05 | | **Others (Total)** | ≤ 0.15 | ≤ 0.15 | *The controlled copper content enhances strength while maintaining good corrosion resistance and anodizing response.* --- #### **2. Physical Properties** Aluminum 6306 exhibits well-balanced physical properties for structural applications: | Property | Metric Value | Imperial Value | |---|---|---| | **Density** | 2.71 g/cm³ | 0.0979 lb/in³ | | **Melting Range** | 580 - 650 °C | 1076 - 1202 °F | | **Electrical Conductivity** | 40-45 % IACS (T6 Temper) | 40-45 % IACS | | **Thermal Conductivity** | 160-175 W/m·K | 1110-1215 BTU·in/(hr·ft²·°F) | | **Coefficient of Thermal Expansion** | 23.5 × 10⁻⁶/K | 13.1 × 10⁻⁶/°F | | **Modulus of Elasticity** | 69 GPa | 10,000 ksi | --- #### **3. Mechanical Properties** Typical mechanical properties for common tempers: | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) | |---|---|---|---|---| | **T4** | 200-240 | 110-150 | 16-20 | 65-75 | | **T5** | 250-290 | 210-250 | 10-14 | 85-95 | | **T6** | 280-330 | 250-300 | 8-12 | 95-105 | | **T651** | 290-340 | 260-310 | 8-11 | 98-108 | --- #### **4. International Standards** Aluminum 6306 complies with the following international standards: * **European Standard (EN):** **EN AW-6306** (Material Number 3.3205) * **ISO:** **AlMgSiCu** under ISO 209 * **EN 755:** Aluminum and aluminum alloy extruded rod/bar, tube and profiles * **EN 13957:** Aluminum and aluminum alloys - Extruded round, coiled and drawn wire * **EN 12020:** Aluminum and aluminum alloys - Extruded precision profiles * **EN 15088:** Aluminum and aluminum alloys - Structural products for construction works * **National Equivalents:** DIN 3.3205 (Germany), BS (UK) --- #### **5. Product Applications** Aluminum 6306 finds applications in various demanding sectors: * **Architectural Components:** High-quality window systems, curtain walls, and structural glazing * **Automotive Parts:** Body trim, structural reinforcements, and chassis components * **Marine Hardware:** Boat fittings, marine structures, and offshore components * **Bridge Components:** Pedestrian bridge decks, railings, and structural elements * **Industrial Machinery:** Machine frames, guards, and structural supports * **Consumer Durables:** High-end furniture, sporting goods, and recreational equipment * **Electronic Enclosures:** Housing for electronic equipment requiring EMI shielding --- #### **6. Key Advantages & Characteristics** * **Excellent Anodizing Quality:** Produces uniform, high-quality anodized surfaces with excellent color consistency * **Good Mechanical Strength:** Balanced strength properties suitable for structural applications * **Superior Corrosion Resistance:** Excellent performance in various environmental conditions * **Excellent Extrudability:** Can be extruded into complex profiles with fine details * **Good Weldability:** Readily welded using conventional methods (MIG, TIG) * **High Surface Quality:** Excellent for applications requiring superior aesthetic appearance * **Machinability:** Good machining characteristics in appropriate tempers * **Thermal Stability:** Maintains properties at elevated temperatures * **Recyclability:** Environmentally friendly and fully recyclable **Conclusion:** Aluminum 6306 represents a premium choice in the 6xxx series aluminum alloys, offering an exceptional combination of mechanical properties, corrosion resistance, and superior surface treatment capabilities. Its compliance with European standards and excellent performance in architectural and automotive applications make it a preferred material for quality-conscious manufacturers. The alloy's versatility and reliable performance ensure its position as a valuable engineering material for demanding applications where both structural integrity and aesthetic appeal are paramount.

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 2072 gallon liquid totes Special package is available on request.