5082-H19 Aluminum alloy,Aluminum 5082-H19 alloy,E FORU

### **Technical Datasheet: 5082-H19 Aluminum Alloy** --- #### **1. Material Overview** **5082-H19 Aluminum Alloy** is a high-strength strain-hardened aluminum-magnesium alloy supplied in the full-hard temper condition. The H19 designation indicates the material has been cold worked to achieve the highest practical strength level through strain hardening, making it particularly suitable for applications requiring maximum strength and durability while maintaining good corrosion resistance. --- #### **2. Chemical Composition (Weight %)** | Element | Content (%) | Role in the Alloy | |---------|-------------|-------------------| | Al | Balance | Base metal | | Mg | 4.0-5.0 | Primary strengthening element | | Mn | 0.15-0.35 | Grain refinement and strength enhancement | | Cr | 0.05-0.25 | Stress corrosion resistance | | Cu | ≤0.15 | Impurity control | | Fe | ≤0.35 | Impurity control | | Si | ≤0.20 | Impurity control | | Zn | ≤0.25 | Impurity control | | Ti | ≤0.10 | Grain refinement | | Others (each) | ≤0.05 | - | | Others (total) | ≤0.15 | - | --- #### **3. Physical Properties** | Property | Value | Test Standard | |----------|-------|---------------| | Density | 2.67 g/cm³ | ASTM B193 | | Melting Range | 580-640 °C | - | | Electrical Conductivity | 26-31% IACS | ASTM B193 | | Thermal Conductivity | 115-125 W/m·K | ASTM E1461 | | Coefficient of Thermal Expansion | 23.9 × 10⁻⁶/K (20-100°C) | ASTM E228 | | Modulus of Elasticity | 70.5 GPa | ASTM E111 | | Specific Heat Capacity | 900 J/kg·K | - | --- #### **4. Mechanical Properties (Typical)** | Property | Value Range | Test Standard | |----------|-------------|---------------| | Tensile Strength | 380-430 MPa | ASTM B557 | | Yield Strength (0.2% Offset) | 350-400 MPa | ASTM B557 | | Elongation (50mm) | 4-7% | ASTM B557 | | Hardness (Brinell) | 95-110 HB | ASTM E10 | | Shear Strength | 210-230 MPa | ASTM B831 | | Fatigue Strength (10⁷ cycles) | 140-160 MPa | ASTM E466 | | **Bend Radius (90°)** | **4-5×t** | **ASTM B311** | --- #### **5. Key Characteristics** - **Ultra-High Strength**: Maximum strength achievable through strain hardening - **Excellent Corrosion Resistance**: Good performance in marine environments - **Limited Formability**: Restricted to simple bending operations - **Good Anodizing Response**: Accepts surface treatments well - **High Stiffness**: Excellent structural stability - **Good Fatigue Performance**: Suitable for dynamic loading applications --- #### **6. Processing Characteristics** **Forming Operations:** - Limited to simple bending operations - Minimum bend radius: 4-5× thickness - Not recommended for deep drawing - Significant springback requiring compensation - Suitable for straight roll forming **Joining Methods:** - GTAW (TIG) - Requires special procedure - GMAW (MIG) - With proper technique - Resistance welding - Good - Adhesive bonding - Excellent - Mechanical fastening - Preferred method - Riveting - Excellent **Surface Treatments:** - Anodizing - Good with proper pretreatment - Chemical conversion - Good corrosion protection - Painting - Requires thorough surface preparation - Powder coating - Excellent results - Bright finishing - Suitable for decorative applications --- #### **7. Product Applications** **Can Stock Applications:** - Easy-open can ends - Beverage can lids - Food container ends - Specialty packaging components **Automotive Industry:** - High-strength structural components - Reinforcement members - Bracket and support structures - Safety-critical components **Electronics Industry:** - Electronic enclosures - Shielded containers - Component housings - Electrical connectors **General Manufacturing:** - High-strength fasteners - Mechanical components - Industrial hardware - Specialized tooling components --- #### **8. Available Forms & Sizes** - Strip: 0.15mm to 0.30mm thickness (for can stock) - Sheet: 0.5mm to 3.0mm thickness - Coil: Up to 1800mm width - Custom widths for specific applications --- #### **9. International Standards** | Standard Organization | Designation | Specification | |----------------------|-------------|---------------| | Aluminum Association | AA 5082-H19 | AA-50 | | ASTM International | ASTM B209-5082H19 | ASTM B209 | | EN Standard | EN AW-5082-H19 | EN 573-3 | | ISO Standard | AlMg4.5-H19 | ISO 209 | | JIS Standard | A5082-H19 | JIS H4000 | --- #### **10. Special Properties** - **High Strength-to-Weight Ratio**: Exceptional for weight-critical applications - **Excellent Flatness**: Superior dimensional stability - **Consistent Mechanical Properties**: Tight control of temper characteristics - **Good Surface Quality**: Suitable for high-quality finishes - **Thermal Stability**: Maintains properties at moderate temperatures --- #### **11. Quality Assurance** - Certified to H19 temper requirements - Stringent mechanical property control - Chemical composition verification - Surface quality inspection - Dimensional accuracy certification - Specialized testing for can stock applications --- #### **12. Design Considerations** - **Maximum Strength Utilization**: Designed for high-stress applications - **Forming Limitations**: Very restricted forming capability - **Joining Restrictions**: Limited welding capability - **Springback Compensation**: Essential in design calculations - **Weight Advantage**: Significant weight savings versus steel --- #### **13. Comparative Analysis** | Property | 5082-H19 | 5182-H19 | 5052-H19 | |----------|----------|----------|-----------| | Tensile Strength (MPa) | 380-430 | 390-440 | 350-400 | | Yield Strength (MPa) | 350-400 | 360-410 | 325-375 | | Elongation (%) | 4-7 | 4-6 | 2-5 | | Typical Use | Can ends, high-strength parts | Can bodies, automotive | General high-strength | --- *Note: 5082-H19 aluminum alloy is specifically engineered for applications requiring the highest strength levels achievable through strain hardening. Its combination of ultra-high strength and good corrosion resistance makes it particularly valuable for can stock applications and other high-performance industrial uses. However, designers must account for its limited formability and special processing 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 1821 gallon liquid totes Special package is available on request.