3019 Aluminum alloy,Aluminum 3019 alloy,E FORU

### **Aluminum 3019 Alloy Product Introduction** **Aluminum 3019** is a high-strength aluminum-manganese alloy with significant magnesium addition, developed to provide superior mechanical properties while maintaining good formability and excellent corrosion resistance. This alloy is particularly designed for demanding applications in automotive, transportation, and structural components where enhanced strength and durability are required. --- #### **1. Chemical Composition** | Element | Content (%) | | :--- | :--- | | **Manganese (Mn)** | 1.0 - 1.6 | | **Magnesium (Mg)** | 0.8 - 1.4 | | **Iron (Fe)** | 0.5 max | | **Silicon (Si)** | 0.4 max | | **Copper (Cu)** | 0.25 max | | **Zinc (Zn)** | 0.20 max | | **Chromium (Cr)** | 0.10 max | | **Other Elements** | each 0.05 max, total 0.15 max | | **Aluminum (Al)** | Balance | *Alloy Characteristics:* - **Manganese and Magnesium** provide strong solid solution strengthening - **Enhanced alloying content** for superior mechanical properties - **Optimized chemistry** for high strength-to-weight ratio - **Controlled impurity levels** ensure consistent performance --- #### **2. Physical Properties** | Property | Value / Description | | :--- | :--- | | **Density** | 2.73 g/cm³ (0.098 lb/in³) | | **Melting Range** | 635 - 655 °C (1175 - 1211 °F) | | **Modulus of Elasticity** | 70 GPa (10,150 ksi) | | **Thermal Conductivity** | 132 W/m·K (91 BTU·in/hr·ft²·°F) | | **Electrical Conductivity** | 35% IACS | | **Coefficient of Thermal Expansion** | 23.8 × 10⁻⁶/°C (20-100°C) | | **Specific Heat Capacity** | 900 J/kg·K | --- #### **3. Mechanical Properties** *Typical properties for H14 temper:* - **Tensile Ultimate Strength:** 210 - 260 MPa (30 - 38 ksi) - **Tensile Yield Strength (0.2% Offset):** 180 - 230 MPa (26 - 33 ksi) - **Elongation:** 3 - 7% (in 2 inches) - **Shear Strength:** 135 MPa (20 ksi) - **Brinell Hardness:** 52 - 62 HB *Typical properties for H18 temper:* - **Tensile Ultimate Strength:** 260 - 310 MPa (38 - 45 ksi) - **Tensile Yield Strength:** 240 - 290 MPa (35 - 42 ksi) - **Elongation:** 2 - 5% --- #### **4. International Standards** * **European Standards (EN):** * **EN 573-3** - Chemical composition and form of products * **EN 485-2** - Mechanical properties * **ASTM:** * **ASTM B209** - Aluminum and Aluminum-Alloy Sheet and Plate * **ISO:** * **ISO 6361-2** - Wrought Aluminum and Aluminum Alloy Sheets, Strips and Plates * **National Standards:** * **GB/T 3190** (China) * **JIS H 4000** (Japan) --- #### **5. Product Applications** 3019 alloy is specified for demanding applications: * **Automotive Industry:** - Structural body panels - Chassis components - Bumper reinforcements - Seat frames and structural members * **Transportation:** - Heavy-duty truck components - Railway carriage structural parts - Container structural members - Trailer frame components * **Building & Construction:** - Structural building panels - High-strength roofing systems - Architectural support members - Industrial structural applications * **Industrial Equipment:** - High-pressure vessels - Heavy machinery components - Material handling equipment - Industrial storage systems --- #### **6. Key Advantages** * **High Strength Properties:** Superior mechanical properties among 3000 series alloys * **Excellent Corrosion Resistance:** Good performance in harsh environments * **Good Formability:** Maintains workability despite high strength * **Excellent Weldability:** Compatible with standard welding techniques * **Enhanced Fatigue Resistance:** Good performance under cyclic loading * **Thermal Stability:** Maintains properties at elevated temperatures * **Cost-Effective:** Economical high-strength aluminum solution --- #### **7. Fabrication Characteristics** * **Welding:** Good weldability using GMAW, GTAW, and resistance welding * **Forming:** Suitable for bending and moderate forming operations * **Machining:** Fair machinability; requires proper tool selection * **Strain Hardening:** Excellent response to cold working * **Surface Treatment:** Good for painting and chemical conversion * **Joining:** Suitable for mechanical fastening techniques --- #### **8. Corrosion Performance** * **Atmospheric Corrosion:** Excellent * **Marine Environment:** Very Good * **Stress Corrosion Cracking:** Good Resistance * **Pitting Resistance:** Good to Very Good * **Industrial Atmospheres:** Good Resistance --- #### **9. Special Features** * **High Manganese-Magnesium Content** for maximum strength in 3000 series * **Enhanced Mechanical Properties** compared to other 3000 series alloys * **Good Structural Efficiency** for weight-sensitive applications * **Excellent Strength-to-Weight Ratio** * **Good Impact Resistance** --- #### **10. Quality Assurance** * Strict chemical composition control * Consistent mechanical properties * Comprehensive quality testing * Full traceability documentation * Compliance with international standards **Conclusion** Aluminum 3019 alloy represents the high-strength segment of the 3000 series aluminum-manganese alloys, offering exceptional mechanical properties while maintaining the inherent advantages of non-heat-treatable alloys. With its enhanced manganese and magnesium content, 3019 provides significantly higher strength compared to other 3000 series alloys, making it suitable for demanding structural applications in automotive, transportation, and construction industries. The alloy maintains good fabrication characteristics and excellent corrosion resistance, ensuring reliable performance in challenging environments. 3019 alloy delivers an optimal balance of high strength, good formability, and environmental durability, making it an excellent choice for applications where structural performance and weight reduction are critical requirements.

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 1690 gallon liquid totes Special package is available on request.