5086-H34 Aluminum alloy,Aluminum 5086-H34 alloy,E FORU

# Technical Datasheet: 5086-H34 Aluminum Alloy --- ## 1. Material Overview **5086-H34 Aluminum Alloy** is a medium-strength strain-hardened aluminum-magnesium alloy offering enhanced mechanical properties while maintaining excellent corrosion resistance. The H34 temper indicates the material has been strain-hardened beyond the H32 condition and stabilized, providing higher strength characteristics suitable for structural applications in marine, transportation, and industrial sectors. --- ## 2. Chemical Composition (Weight %) | Element | Content (%) | Role in the Alloy | |---------|-------------|-------------------| | Al | Balance | Base metal | | Mg | 3.5–4.5 | Primary strengthening element | | Mn | 0.20–0.70 | Grain refinement and strength enhancement | | Cr | 0.05–0.25 | Stress corrosion resistance | | Cu | ≤0.10 | Impurity control | | Fe | ≤0.50 | Impurity control | | Si | ≤0.40 | Impurity control | | Zn | ≤0.25 | Impurity control | | Ti | ≤0.15 | Grain refinement | | Others (each) | ≤0.05 | - | | Others (total) | ≤0.15 | - | --- ## 3. Physical Properties | Property | Value | Test Standard | |----------|-------|---------------| | Density | 2.66 g/cm³ | ASTM B193 | | Melting Range | 585–640 °C | - | | Electrical Conductivity | 28–33% 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 | 70.0 GPa | ASTM E111 | | Specific Heat Capacity | 900 J/kg·K | - | --- ## 4. Mechanical Properties (Typical) | Property | Value Range | Test Standard | |----------|-------------|---------------| | Tensile Strength | 290–340 MPa | ASTM B557 | | Yield Strength (0.2% Offset) | 215–255 MPa | ASTM B557 | | Elongation (50mm) | 8–14% | ASTM B557 | | Hardness (Brinell) | 85–100 HB | ASTM E10 | | Shear Strength | 175–195 MPa | ASTM B831 | | Fatigue Strength (10⁷ cycles) | 115–135 MPa | ASTM E466 | | **Bend Radius (90°)** | **3–4×t** | **ASTM B311** | --- ## 5. Key Characteristics - **Enhanced Strength**: Higher mechanical properties than H32 temper - **Excellent Marine Corrosion Resistance**: Superior performance in seawater environments - **Good Formability**: Suitable for moderate forming operations - **Excellent Weldability**: Maintains good properties in welded condition - **Stress Corrosion Resistance**: Good resistance to stress corrosion cracking - **Stable Mechanical Properties**: Consistent performance in service --- ## 6. Processing Characteristics **Forming Operations**: - Good for moderate bending and forming - Minimum bend radius: 3–4× thickness - Suitable for roll forming and pressing - Moderate springback requiring compensation - Limited deep drawing capability **Joining Methods**: - GTAW (TIG): Excellent with 5356 filler - GMAW (MIG): Excellent results - Resistance Welding: Very good - Adhesive Bonding: Excellent - Mechanical Fastening: Good **Surface Treatments**: - Anodizing: Very good results - Chemical Conversion Coatings: Excellent corrosion protection - Painting: Good adhesion with proper surface preparation - Powder Coating: Excellent finish quality - Electroplating: Suitable with proper preparation --- ## 7. Product Applications **Marine & Offshore**: - Ship hull components - Deck structures and platforms - Marine superstructures - Offshore platform components **Transportation Industry**: - Truck body panels and structures - Trailer side walls and roofs - Railway carriage components - Heavy vehicle structural members **Pressure Vessels**: - Storage tanks - Pressure containers - Chemical processors - Marine equipment housings **Architectural & Structural**: - Bridge components - Building panels and facades - Structural frameworks - Support structures --- ## 8. Available Forms & Sizes - Sheet: 0.8–6.0 mm thickness - Plate: 6–50 mm thickness - Coil: Up to 1500 mm width - Strip: 0.5–3.0 mm thickness --- ## 9. International Standards | Standard Organization | Designation | Specification | |----------------------|-------------|---------------| | Aluminum Association | AA 5086-H34 | AA-50 | | ASTM International | ASTM B209-5086H34 | ASTM B209 | | EN Standard | EN AW-5086-H34 | EN 573-3 | | ISO Standard | AlMg4-H34 | ISO 209 | | JIS Standard | A5086-H34 | JIS H4000 | | GB Standard | 5086-H34 | GB/T 3880 | --- ## 10. Special Properties - **Seawater Resistance**: Excellent corrosion resistance in saltwater environments - **Weld Integrity**: High joint efficiency in welded structures - **Impact Resistance**: Good energy absorption characteristics - **Thermal Stability**: Maintains properties at moderate temperatures - **Cryogenic Performance**: Suitable for low-temperature applications - **Fatigue Resistance**: Good performance under cyclic loading --- ## 11. Quality Assurance - Certified chemical composition - Mechanical properties verification - Non-destructive testing capabilities - Surface quality inspection - Dimensional accuracy control - Third-party certification available --- ## 12. Design Considerations - **Strength Utilization**: Optimal for structural applications - **Corrosion Design**: Reduced need for corrosion allowance in marine environments - **Welding Design**: Good heat-affected zone properties - **Temperature Range**: -196°C to +65°C service capability - **Weight Savings**: Approximately 65% lighter than steel --- ## 13. Comparative Analysis | Property | 5086-H34 | 5086-H32 | 5083-H34 | |----------|-----------|-----------|-----------| | Tensile Strength (MPa) | 290–340 | 270–320 | 315–365 | | Yield Strength (MPa) | 215–255 | 195–215 | 235–285 | | Elongation (%) | 8–14 | 10–16 | 8–14 | | Marine Corrosion | Excellent | Excellent | Excellent | --- *Note: 5086-H34 aluminum alloy offers enhanced strength characteristics while maintaining the excellent corrosion resistance that makes 5086 alloy suitable for marine applications. This temper provides an optimal balance between mechanical properties, corrosion resistance, and manufacturability, making it particularly valuable for structural components in demanding environments where both strength and durability are required.*

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 1829 gallon liquid totes Special package is available on request.