7019A Aluminum alloy,Aluminum 7019A alloy，E FORU

### **Aluminum 7019A Alloy (EN AW-7019A) - Product Introduction** **Aluminum 7019A** is an advanced, high-strength aluminum-zinc-magnesium alloy specifically developed as an improved version of the standard 7019 alloy. This enhanced variant offers superior ballistic performance, improved stress corrosion resistance, and better weldability, making it particularly suitable for modern armor applications and critical defense systems. --- #### **1. Chemical Composition** The chemical composition features tighter controls and optimized ratios for enhanced performance: | Element | Content (%) (Typical) | Standard Range | |---|---|---| | **Aluminum (Al)** | Balance | Balance | | **Zinc (Zn)** | 5.3 - 6.0 | 5.3 - 6.0 | | **Magnesium (Mg)** | 2.5 - 3.0 | 2.5 - 3.0 | | **Copper (Cu)** | 0.9 - 1.4 | 0.9 - 1.4 | | **Zirconium (Zr)** | 0.11 - 0.17 | 0.11 - 0.17 | | **Manganese (Mn)** | 0.12 - 0.18 | 0.12 - 0.18 | | **Chromium (Cr)** | 0.14 - 0.18 | 0.14 - 0.18 | | **Iron (Fe)** | ≤ 0.15 | ≤ 0.15 | | **Silicon (Si)** | ≤ 0.12 | ≤ 0.12 | | **Titanium (Ti)** | ≤ 0.04 | ≤ 0.04 | | **Others (Each)** | ≤ 0.03 | ≤ 0.03 | | **Others (Total)** | ≤ 0.10 | ≤ 0.10 | --- #### **2. Physical Properties** Aluminum 7019A exhibits enhanced physical properties: | Property | Metric Value | Imperial Value | |---|---|---| | **Density** | 2.81 g/cm³ | 0.101 lb/in³ | | **Melting Range** | 480 - 640 °C | 896 - 1184 °F | | **Electrical Conductivity** | 36-40 % IACS (T64 Temper) | 36-40 % IACS | | **Thermal Conductivity** | 142-157 W/m·K | 985-1090 BTU·in/(hr·ft²·°F) | | **Coefficient of Thermal Expansion** | 23.6 × 10⁻⁶/K | 13.1 × 10⁻⁶/°F | | **Modulus of Elasticity** | 71 GPa | 10,300 ksi | | **Shear Modulus** | 27 GPa | 3,920 ksi | --- #### **3. Mechanical Properties** Enhanced mechanical properties for superior performance: | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) | |---|---|---|---|---| | **T64** | 540-590 | 470-520 | 11-15 | 148-158 | | **T651** | 550-600 | 480-530 | 10-14 | 150-160 | | **T7451** | 500-550 | 430-480 | 12-16 | 138-148 | | **T7651** | 520-570 | 450-500 | 11-15 | 143-153 | --- #### **4. International Standards** Aluminum 7019A complies with enhanced international standards: * **MIL:** **MIL-DTL-46027G** (Improved Armor Plate Specification) * **AMS:** **AMS 4336A** (Enhanced Aerospace Specification) * **NATO:** **STANAG 4569** (Protection Levels) * **EN:** **EN AW-7019A** (3.4356) * **ASTM:** **ASTM B209M** * **VPAM:** **VPAM APR 2006** (Ballistic Test Standards) --- #### **5. Product Applications** Advanced applications in defense and security: * **Modern Armored Vehicles:** Next-generation APC and IFV protection * **Aircraft Armor Systems:** Helicopter and military aircraft armor * **Naval Protection:** Advanced naval vessel armor systems * **Mobile Security:** Advanced armored security vehicles * **Military Infrastructure:** Forward operating base protection * **Aerospace Structures:** Critical aircraft components * **Special Operations:** Lightweight tactical vehicle armor * **Industrial Security:** High-value asset protection --- #### **6. Key Advantages & Characteristics** * **Enhanced Ballistic Performance:** Improved multi-hit capability and fragment protection * **Superior Weldability:** Reduced susceptibility to weld cracking * **Improved Stress Corrosion Resistance:** Enhanced environmental durability * **Better Fracture Toughness:** Superior damage tolerance * **Consistent Properties:** Tighter quality controls ensure uniform performance * **Reduced Sensitivity:** Lower quench sensitivity for better through-thickness properties * **Enhanced Formability:** Improved capability for complex armor shapes * **Optimized Aging Response:** More consistent heat treatment results **Advanced Ballistic Features:** - Enhanced performance against modern threats - Improved multi-hit capability - Better spall liner compatibility - Superior fragment containment **Heat Treatment Advancements:** - Modified solution treatment: 470-480°C (878-896°F) - Enhanced aging response for consistent properties - Improved T64 temper specifically for armor - Better through-thickness properties **Manufacturing Improvements:** - Enhanced weldability with reduced pre-heat requirements - Better formability for complex armor shapes - Improved machinability characteristics - Superior surface quality for coating adhesion --- **Quality Assurance:** - Enhanced ballistic certification requirements - Stricter chemical composition controls - Improved non-destructive testing protocols - Advanced mechanical property verification - Comprehensive lot traceability **Processing Recommendations:** - Implement advanced heat treatment monitoring - Use specialized welding procedures for armor applications - Apply modern cutting technologies - Conduct enhanced ballistic verification - Maintain comprehensive quality documentation --- **Conclusion:** Aluminum 7019A represents a significant advancement in aluminum armor technology, offering improved ballistic performance, enhanced manufacturability, and superior consistency compared to the standard 7019 alloy. Its optimized composition and processing characteristics make it particularly valuable for modern defense applications where reliability, performance, and weight efficiency are critical. The alloy's enhanced properties and improved processability establish it as a preferred material for next-generation armor systems, providing advanced protection solutions while maintaining the inherent advantages of aluminum armor. For applications demanding certified ballistic protection with enhanced performance characteristics, Aluminum 7019A delivers proven reliability and superior performance 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 2114 gallon liquid totes Special package is available on request.