7019 Aluminum alloy,Aluminum 7019 alloy，E FORU

### **Aluminum 7019 Alloy (EN AW-7019) - Product Introduction** **Aluminum 7019** is a high-strength, heat-treatable aluminum-zinc-magnesium alloy specifically designed for applications requiring excellent ballistic resistance combined with good stress corrosion resistance. This advanced 7xxx series alloy is particularly valued in defense and aerospace applications where impact resistance and structural integrity are critical requirements. --- #### **1. Chemical Composition** The chemical composition is optimized for ballistic performance and corrosion resistance: | Element | Content (%) (Typical) | Standard Range | |---|---|---| | **Aluminum (Al)** | Balance | Balance | | **Zinc (Zn)** | 5.2 - 6.2 | 5.2 - 6.2 | | **Magnesium (Mg)** | 2.4 - 3.1 | 2.4 - 3.1 | | **Copper (Cu)** | 0.8 - 1.5 | 0.8 - 1.5 | | **Zirconium (Zr)** | 0.10 - 0.18 | 0.10 - 0.18 | | **Manganese (Mn)** | 0.10 - 0.20 | 0.10 - 0.20 | | **Chromium (Cr)** | 0.12 - 0.20 | 0.12 - 0.20 | | **Iron (Fe)** | ≤ 0.20 | ≤ 0.20 | | **Silicon (Si)** | ≤ 0.15 | ≤ 0.15 | | **Titanium (Ti)** | ≤ 0.05 | ≤ 0.05 | | **Others (Each)** | ≤ 0.05 | ≤ 0.05 | | **Others (Total)** | ≤ 0.15 | ≤ 0.15 | --- #### **2. Physical Properties** Aluminum 7019 exhibits excellent physical properties for armor applications: | Property | Metric Value | Imperial Value | |---|---|---| | **Density** | 2.81 g/cm³ | 0.101 lb/in³ | | **Melting Range** | 475 - 635 °C | 887 - 1175 °F | | **Electrical Conductivity** | 35-39 % IACS (T6 Temper) | 35-39 % IACS | | **Thermal Conductivity** | 140-155 W/m·K | 970-1075 BTU·in/(hr·ft²·°F) | | **Coefficient of Thermal Expansion** | 23.7 × 10⁻⁶/K | 13.2 × 10⁻⁶/°F | | **Modulus of Elasticity** | 71 GPa | 10,300 ksi | | **Shear Modulus** | 27 GPa | 3,920 ksi | --- #### **3. Mechanical Properties** Typical mechanical properties for armor applications: | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) | |---|---|---|---|---| | **T6** | 530-580 | 460-510 | 10-14 | 145-155 | | **T651** | 540-590 | 470-520 | 9-13 | 148-158 | | **T7351** | 490-540 | 420-470 | 11-15 | 135-145 | | **T64** | 510-560 | 440-490 | 10-14 | 140-150 | --- #### **4. International Standards** Aluminum 7019 complies with the following international standards: * **MIL:** **MIL-DTL-46027** (Armor Plate) * **AMS:** **AMS 4336** (Aerospace Material Specification) * **ASTM:** **ASTM B209**, **ASTM B928** * **EN:** **EN AW-7019** (3.4355) * **NATO:** **STANAG 4569** (Protection Levels) * **UNS:** **A97019** --- #### **5. Product Applications** Aluminum 7019 is primarily used in defense and security applications: * **Military Vehicles:** Armored personnel carriers, infantry fighting vehicles * **Aircraft Armor:** Helicopter armor, military aircraft protection * **Naval Applications:** Ship armor, naval vessel protection * **Security Vehicles:** Armored cash trucks, VIP protection vehicles * **Body Armor:** Light armored vehicle protection * **Defense Structures:** Military bunkers, protective structures * **Aerospace:** Aircraft landing gear, structural components * **Industrial Protection:** Blast protection equipment --- #### **6. Key Advantages & Characteristics** * **Excellent Ballistic Resistance:** Superior performance against projectiles and fragments * **High Strength-to-Weight Ratio:** Optimal for weight-sensitive armor applications * **Good Stress Corrosion Resistance:** Suitable for various environmental conditions * **Superior Toughness:** Excellent fracture resistance under impact * **Weldability:** Can be welded using specialized armor welding techniques * **Multi-hit Capability:** Maintains integrity after multiple impacts * **Formability:** Can be formed into complex armor shapes * **Spall Resistance:** Minimizes fragmentation upon impact **Ballistic Performance:** - Excellent against small arms projectiles - Good fragment protection capability - Multi-hit performance maintenance - Consistent ballistic properties **Heat Treatment Characteristics:** - Solution treatment: 465-475°C (870-885°F) - Special aging treatments for ballistic optimization - T64 temper specifically developed for armor applications - Controlled quenching for optimal properties **Manufacturing Characteristics:** - Good machinability with proper tooling - Can be formed using specialized processes - Weldable with appropriate procedures - Suitable for complex armor fabrication --- **Quality Assurance:** - Ballistic testing certification - Strict chemical composition controls - Mechanical property verification - Non-destructive testing requirements - Full traceability and lot certification **Processing Recommendations:** - Use specialized cutting tools for armor applications - Follow strict heat treatment protocols - Implement controlled welding procedures - Conduct regular ballistic verification testing - Maintain detailed processing records --- **Conclusion:** Aluminum 7019 represents a specialized high-strength aluminum alloy specifically engineered for ballistic protection applications. Its unique combination of mechanical properties, ballistic resistance, and corrosion performance makes it an ideal choice for military, security, and protective applications. The alloy's ability to provide reliable protection while maintaining reasonable weight and good manufacturability establishes it as a preferred material for modern armor systems. For applications requiring certified ballistic protection combined with aluminum's inherent advantages of light weight and corrosion resistance, Aluminum 7019 delivers proven performance and reliability in the most demanding protective scenarios.

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 2113 gallon liquid totes Special package is available on request.