5087 Aluminum alloy,Aluminum 5087 alloy,E FORU

# Technical Datasheet: 5087 Aluminum Alloy --- ## 1. Material Overview **5087 Aluminum Alloy** is a high-strength aluminum-magnesium alloy specifically designed for applications requiring excellent corrosion resistance combined with superior mechanical properties. As part of the 5xxx series, this non-heat-treatable alloy derives its strength from solid solution strengthening and strain hardening, making it particularly suitable for marine, offshore, and structural applications where durability and performance are critical. --- ## 2. Chemical Composition (Weight %) | Element | Content (%) | Role in the Alloy | |---------|-------------|-------------------| | Al | Balance | Base metal | | Mg | 4.5–5.5 | Primary strengthening element | | Mn | 0.50–1.0 | Grain refinement and strength enhancement | | Cr | 0.05–0.25 | Stress corrosion resistance | | Zr | 0.10–0.25 | Grain structure control | | Cu | ≤0.05 | Impurity control | | Fe | ≤0.30 | Impurity control | | Si | ≤0.25 | Impurity control | | Zn | ≤0.20 | Impurity control | | Ti | 0.05–0.15 | Grain refinement | | Others (each) | ≤0.05 | - | | Others (total) | ≤0.15 | - | --- ## 3. Physical Properties | Property | Value | Test Standard | |----------|-------|---------------| | Density | 2.65 g/cm³ | ASTM B193 | | Melting Range | 575–635 °C | - | | Electrical Conductivity | 25–30% IACS | ASTM B193 | | Thermal Conductivity | 105–115 W/m·K | ASTM E1461 | | Coefficient of Thermal Expansion | 24.0 × 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 by Temper) | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | |--------|------------------------|----------------------|----------------| | O | 280–330 | 120–160 | 20–26 | | H116 | 370–420 | 280–320 | 12–16 | | H321 | 350–400 | 260–300 | 14–18 | | H381 | 400–450 | 330–370 | 10–14 | --- ## 5. Key Characteristics - **Exceptional Corrosion Resistance**: Superior performance in marine and aggressive environments - **High Strength-to-Weight Ratio**: Excellent mechanical properties for weight-sensitive applications - **Excellent Weldability**: Maintains good properties in welded condition with proper filler selection - **Stress Corrosion Cracking Resistance**: Enhanced resistance to SCC through optimized chemistry - **Good Fatigue Performance**: Suitable for dynamic and cyclic loading applications - **Cryogenic Toughness**: Maintains properties at low temperatures --- ## 6. Processing Characteristics **Forming Operations**: - Good formability in annealed condition - Suitable for cold working operations - Moderate springback in strain-hardened tempers - Can be machined using standard aluminum machining practices **Joining Methods**: - GTAW (TIG): Excellent with 5183 or 5356 filler - GMAW (MIG): Excellent results - Friction Stir Welding: Very good - Laser Welding: Suitable - Mechanical Fastening: Excellent **Surface Treatments**: - Anodizing: Very good results - Chemical Conversion Coatings: Excellent corrosion protection - Painting: Good adhesion with proper surface preparation - Powder Coating: Excellent finish quality --- ## 7. Product Applications **Marine & Offshore**: - High-speed boat hulls and structures - Ship superstructures and deck components - Offshore platform structural members - Submarine and naval vessel components **Aerospace & Defense**: - Aircraft structural components - Missile and rocket structures - Military vehicle armor components - Defense equipment housings **Transportation**: - High-speed train components - Heavy truck chassis parts - Special vehicle structures - Marine transport equipment **Industrial Applications**: - Pressure vessels and storage tanks - Chemical processing equipment - Cryogenic containers - High-performance structural components --- ## 8. Available Forms & Sizes - Plate: 3–150 mm thickness - Sheet: 0.5–6.0 mm thickness - Extrusions: Various profiles and sizes - Forgings: Custom shapes - Welding Wire: Various diameters --- ## 9. International Standards | Standard Organization | Designation | Specification | |----------------------|-------------|---------------| | Aluminum Association | AA 5087 | AA-50 | | ASTM International | ASTM B209-5087 | ASTM B209 | | EN Standard | EN AW-5087 | EN 573-3 | | ISO Standard | AlMg5MnZr | ISO 209 | | DIN Standard | AlMg5Mn1Zr | DIN 1725-1 | --- ## 10. Special Properties - **Seawater Compatibility**: Exceptional long-term performance in saltwater environments - **Weld Strength Efficiency**: High joint efficiency in welded structures (>90%) - **Impact Resistance**: Excellent energy absorption capacity - **Thermal Stability**: Good properties retention at elevated temperatures - **Fracture Toughness**: High resistance to crack propagation - **Recyclability**: Environmentally friendly and fully recyclable --- ## 11. Quality Assurance - Stringent chemical composition control - Mechanical properties certification - Non-destructive testing capabilities - Microstructural examination - Corrosion testing per ASTM standards - Third-party quality verification --- ## 12. Design Advantages - **Weight Reduction**: Significant savings compared to steel (approximately 65%) - **Life Cycle Cost**: Excellent durability reduces maintenance requirements - **Design Flexibility**: Suitable for complex structural designs - **Safety Performance**: Good crash energy absorption characteristics - **Environmental Resistance**: Long service life in harsh conditions --- ## 13. Comparative Performance | Property | 5087 vs 5083 Advantage | 5087 vs 5086 Advantage | |----------|------------------------|------------------------| | Strength | 10–15% higher strength | 15–20% higher strength | | Corrosion Resistance | Superior in marine environments | Significantly improved | | SCC Resistance | Enhanced performance | Much improved | | Weldability | Comparable excellent | Comparable excellent | --- *Note: 5087 aluminum alloy represents an advanced high-strength aluminum-magnesium alloy with optimized chemistry for superior performance in demanding applications. Its combination of exceptional corrosion resistance, high strength, and excellent weldability makes it particularly valuable for advanced marine, aerospace, and defense applications where reliability and performance are critical requirements. The alloy's enhanced stress corrosion cracking resistance makes it suitable for highly stressed components in corrosive environments.*

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 1833 gallon liquid totes Special package is available on request.