7034-T6 Aluminum alloy,Aluminum 7034-T6 alloy，E FORU

### **Aluminum 7034-T6 Alloy (EN AW-7034) - Product Introduction** **Aluminum 7034-T6** is a high-strength, heat-treatable aluminum-zinc-magnesium-copper alloy in the solution heat-treated and artificially aged condition. This specific temper provides an excellent combination of ultra-high strength, good toughness, and adequate corrosion resistance, making it suitable for the most demanding aerospace and defense applications. --- #### **1. Chemical Composition** The chemical composition is optimized for maximum strength: | Element | Content (%) (Typical) | Standard Range | |---|---|---| | **Aluminum (Al)** | Balance | Balance | | **Zinc (Zn)** | 6.5 - 7.5 | 6.5 - 7.5 | | **Magnesium (Mg)** | 2.5 - 3.2 | 2.5 - 3.2 | | **Copper (Cu)** | 1.5 - 2.1 | 1.5 - 2.1 | | **Zirconium (Zr)** | 0.10 - 0.18 | 0.10 - 0.18 | | **Manganese (Mn)** | 0.05 - 0.15 | 0.05 - 0.15 | | **Chromium (Cr)** | 0.08 - 0.16 | 0.08 - 0.16 | | **Iron (Fe)** | ≤ 0.15 | ≤ 0.15 | | **Silicon (Si)** | ≤ 0.12 | ≤ 0.12 | | **Titanium (Ti)** | ≤ 0.05 | ≤ 0.05 | | **Others (Each)** | ≤ 0.05 | ≤ 0.05 | | **Others (Total)** | ≤ 0.15 | ≤ 0.15 | --- #### **2. Physical Properties** Aluminum 7034-T6 exhibits excellent physical properties: | Property | Metric Value | Imperial Value | |---|---|---| | **Density** | 2.83 g/cm³ | 0.102 lb/in³ | | **Melting Range** | 475 - 635 °C | 887 - 1175 °F | | **Electrical Conductivity** | 32-36 % IACS | 32-36 % IACS | | **Thermal Conductivity** | 130-145 W/m·K | 900-1005 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** **7034-T6 Mechanical Properties:** | Property | Metric Value | Imperial Value | |---|---|---| | **Tensile Strength, Ultimate** | 620-670 MPa | 90,000-97,200 psi | | **Tensile Strength, Yield (0.2%)** | 560-610 MPa | 81,200-88,500 psi | | **Elongation in 50mm** | 7-11% | 7-11% | | **Hardness (Brinell)** | 165-175 HB | 165-175 HB | | **Shear Strength** | 350 MPa | 50,800 psi | | **Fatigue Strength** | 180 MPa | 26,100 psi | | **Fracture Toughness** | 26-31 MPa·√m | 24-28 ksi·√in | --- #### **4. International Standards** Aluminum 7034-T6 conforms to these international standards: * **AMS:** **AMS 4123** (Aerospace Material Specification) * **ASTM:** **ASTM B209**, **ASTM B247** * **EN:** **EN AW-7034** (3.4341) * **ISO:** **AlZn7MgCu** under ISO 209 * **UNS:** **A97034** * **MIL:** **MIL-A-22771** --- #### **5. Product Applications** Aluminum 7034-T6 is specified for the most critical applications: * **Aircraft Structures:** Primary wing structures, fuselage frames * **Military Aircraft:** Fighter jet components, military transport structures * **Spacecraft:** Launch vehicle components, satellite structures * **Defense Systems:** Missile bodies, armored vehicle components * **High-Performance Automotive:** Racing chassis components * **Marine Defense:** Naval vessel structural components * **Industrial Equipment:** Ultra-high stress machinery components * **Sports Equipment:** Professional competition equipment --- #### **6. Key Advantages & Characteristics** * **Ultra-High Strength:** Exceptional mechanical properties with tensile strength up to 670 MPa * **Good Toughness:** Balanced fracture toughness for high-strength alloy * **Adequate Corrosion Resistance:** Suitable for protected environments * **Excellent Fatigue Performance:** Good resistance to cyclic loading * **Premium Strength-to-Weight Ratio:** Unmatched mechanical properties * **Heat Treatable:** Excellent response to artificial aging * **Good Machinability:** Suitable for precision manufacturing * **Thermal Stability:** Maintains properties at moderate temperatures **Heat Treatment Process:** - Solution Treatment: 465-475°C (870-885°F) for 1-2 hours - Rapid quenching in water or polymer - Artificial Aging: 120-135°C (250-275°F) for 24-48 hours - Air cooling to room temperature **T6 Temper Characteristics:** - Maximum strength condition - Peak-aged mechanical properties - Suitable for applications where strength is primary requirement - May require corrosion protection for severe environments **Manufacturing Characteristics:** - Requires specialized machining techniques - Suitable for complex structural components - Can be joined using advanced welding methods - Good for precision manufacturing operations --- **Quality Assurance:** - Stringent chemical composition controls - Comprehensive mechanical testing - Advanced non-destructive evaluation - Full traceability and certification - Regular quality audits **Processing Recommendations:** - Use premium carbide tooling for machining - Implement strict heat treatment controls - Follow specialized welding procedures - Apply corrosion protection for severe environments - Maintain clean processing conditions --- **Conclusion:** Aluminum 7034-T6 represents one of the strongest commercially available aluminum alloys, offering exceptional mechanical properties for the most demanding applications. Its ultra-high strength characteristics make it particularly valuable for aerospace, defense, and high-performance applications where maximum strength-to-weight ratio is critical. While requiring careful processing and potential corrosion protection measures, 7034-T6 delivers unparalleled strength performance that justifies its use in applications where mechanical performance is the primary consideration. The alloy's exceptional properties establish it as a premium material for engineers and designers working on cutting-edge structural applications requiring the ultimate in aluminum alloy strength.

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 2129 gallon liquid totes Special package is available on request.