3102-O Aluminum alloy,Aluminum 3102-O alloy,E FORU

### **Aluminum 3102-O Alloy Product Introduction** **Aluminum 3102-O** is a commercially pure aluminum alloy with minimal manganese addition, supplied in the fully annealed (O) temper condition. This alloy offers maximum formability, excellent corrosion resistance, and high thermal/electrical conductivity, making it ideal for applications requiring severe forming operations and superior environmental resistance. --- #### **1. Chemical Composition** | Element | Content (%) | | :--- | :--- | | **Manganese (Mn)** | 0.05 - 0.20 | | **Iron (Fe)** | 0.5 max | | **Silicon (Si)** | 0.3 max | | **Copper (Cu)** | 0.05 max | | **Zinc (Zn)** | 0.10 max | | **Other Elements** | each 0.05 max, total 0.15 max | | **Aluminum (Al)** | 99.2% min | *Alloy Characteristics:* - **High purity aluminum** base (99.2% minimum) - **Minimal manganese** for basic strengthening - **Very low copper content** ensures excellent corrosion resistance - **O temper** provides maximum softness and ductility --- #### **2. Physical Properties** | Property | Value / Description | | :--- | :--- | | **Density** | 2.71 g/cm³ (0.098 lb/in³) | | **Melting Range** | 645 - 655 °C (1193 - 1211 °F) | | **Modulus of Elasticity** | 69 GPa (10,000 ksi) | | **Thermal Conductivity** | 222 W/m·K (154 BTU·in/hr·ft²·°F) | | **Electrical Conductivity** | 59% IACS | | **Coefficient of Thermal Expansion** | 23.6 × 10⁻⁶/°C (20-100°C) | | **Specific Heat Capacity** | 900 J/kg·K | --- #### **3. Mechanical Properties** The O temper provides fully annealed characteristics with maximum ductility: * **Tensile Ultimate Strength:** 70 - 110 MPa (10 - 16 ksi) * **Tensile Yield Strength (0.2% Offset):** 25 - 65 MPa (4 - 9 ksi) * **Elongation:** 25 - 35% (in 2 inches) * **Shear Strength:** 55 MPa (8 ksi) * **Fatigue Strength:** 35 MPa (5 ksi) * **Brinell Hardness:** 20 - 30 HB * **Bending Characteristics:** Excellent bendability with minimum bend radius of 0t --- #### **4. International Standards** * **ASTM:** * **ASTM B209** - Aluminum and Aluminum-Alloy Sheet and Plate * **ASTM B210** - Aluminum and Aluminum-Alloy Drawn Seamless Tubes * **EN:** * **EN 573-3** - Chemical composition and form of products * **EN 485-2** - Mechanical properties * **ISO:** * **ISO 6361-2** - Wrought Aluminum and Aluminum Alloy Sheets, Strips and Plates * **JIS:** **JIS H 4000** - Aluminum and Aluminum Alloy Sheets and Plates --- #### **5. Product Applications** 3102-O is specified for applications requiring maximum formability: * **Deep Drawing Applications:** - Pharmaceutical packaging - Food containers - Electronic component housings - Decorative items * **Electrical Industry:** - Transformer windings - Capacitor foils - Bus bar components - Electrical conductor parts * **Heat Exchangers:** - Fin stock - Heat exchanger plates - Cooling system components - Radiator parts * **General Fabrication:** - Complex shaped components - Spun products - Architectural ornaments - Custom fabrications --- #### **6. Key Advantages** * **Maximum Formability:** Excellent for deep drawing and severe forming * **Superior Corrosion Resistance:** Outstanding performance in all environments * **Highest Thermal Conductivity:** Excellent for heat transfer applications * **Highest Electrical Conductivity:** Ideal for electrical components * **Excellent Weldability:** Easy to join using all methods * **Non-Toxic and Hygienic:** Safe for food and medical applications * **Cost-Effective:** Economical pure aluminum solution --- #### **7. Fabrication Characteristics** * **Welding:** Excellent weldability using GTAW, GMAW, and resistance welding * **Forming:** Superior for deep drawing, spinning, and stamping * **Machining:** Good machinability; produces continuous chips * **Strain Hardening:** Can be cold worked to increase strength * **Surface Treatment:** Excellent for anodizing and chemical conversion * **Joining:** Suitable for all mechanical and adhesive joining methods --- #### **8. Corrosion Performance** * **Atmospheric Corrosion:** Excellent * **Marine Environment:** Excellent * **Chemical Resistance:** Excellent for most chemicals * **Pitting Resistance:** Excellent * **Stress Corrosion Cracking:** Excellent Resistance --- #### **9. Special Features** * **Cryogenic Compatibility:** Maintains ductility at very low temperatures * **Non-Magnetic Properties:** Ideal for sensitive electronic applications * **Radiation Resistance:** Suitable for nuclear applications * **High Reflectivity:** Excellent for lighting and decorative applications * **Non-Sparking:** Safe for flammable environments --- #### **10. Quality Assurance** * Strict chemical composition control * Consistent mechanical properties * High surface quality standards * Comprehensive testing and certification * Full material traceability **Conclusion** Aluminum 3102-O represents the ultimate in formability within the 3102 alloy series, offering unparalleled workability combined with the exceptional characteristics of high-purity aluminum. Its fully annealed condition provides maximum ductility for the most demanding forming operations while maintaining superior corrosion resistance and the highest thermal and electrical conductivity among aluminum alloys. This material is particularly valuable for applications in electrical engineering, heat transfer systems, and specialized fabrication where complex shapes must be formed from high-purity aluminum. 3102-O delivers reliable performance and consistent quality, making it the material of choice for manufacturers seeking the optimal combination of pure aluminum properties and maximum fabricability.

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 1698 gallon liquid totes Special package is available on request.