5086-H112 Aluminum alloy,Aluminum 5086-H112 alloy,E FORU

# Technical Datasheet: 5086-H112 Aluminum Alloy --- ## 1. Material Overview **5086-H112 Aluminum Alloy** is a strain-hardened aluminum-magnesium alloy known for its excellent corrosion resistance, particularly in marine environments. The H112 temper indicates the material has been strain-hardened during manufacturing processes such as hot rolling, resulting in moderate mechanical properties suitable for structural applications. This alloy offers a good balance of strength, formability, and weldability, making it ideal for marine, transportation, and structural uses. --- ## 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 | 31–36% IACS | ASTM B193 | | Thermal Conductivity | 125–135 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 | 240–290 MPa | ASTM B557 | | Yield Strength (0.2% Offset) | 115–155 MPa | ASTM B557 | | Elongation (50mm) | 14–20% | ASTM B557 | | Hardness (Brinell) | 65–80 HB | ASTM E10 | | Shear Strength | 160–180 MPa | ASTM B831 | | Fatigue Strength (10⁷ cycles) | 100–120 MPa | ASTM E466 | | **Bend Radius (90°)** | **2–3×t** | **ASTM B311** | --- ## 5. Key Characteristics - **Excellent Corrosion Resistance**: Superior performance in marine and industrial environments - **Good Strength-to-Weight Ratio**: Favorable mechanical properties for structural applications - **Excellent Weldability**: All standard welding methods produce quality results - **Good Formability**: Suitable for moderate forming operations - **Stress Corrosion Resistance**: Good resistance to stress corrosion cracking - **Cryogenic Toughness**: Maintains properties at low temperatures --- ## 6. Processing Characteristics **Forming Operations**: - Good for bending and moderate forming - Suitable for roll forming and pressing - Can be machined using standard methods - Moderate springback requiring compensation **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 - Powder Coating: Excellent finish quality - Metal Spraying: Suitable --- ## 7. Product Applications **Marine & Offshore**: - Ship hulls and superstructures - Marine fittings and hardware - Deck plates and walkways - Offshore platform components **Transportation Industry**: - Truck and trailer bodies - Railway carriage components - Vehicle structural members - Transport equipment **Architectural Applications**: - Building facades and panels - Roofing and siding systems - Structural frameworks - Architectural features **Industrial Equipment**: - Pressure vessels - Chemical processing equipment - Storage tanks - Electrical enclosures --- ## 8. Available Forms & Sizes - Plate: 6 mm to 150 mm thickness - Sheet: 0.5 mm to 6.0 mm thickness - Coil: Up to 1500 mm width - Extrusions: Various profiles and sizes --- ## 9. International Standards | Standard Organization | Designation | Specification | |----------------------|-------------|---------------| | Aluminum Association | AA 5086-H112 | AA-50 | | ASTM International | ASTM B209-5086H112 | ASTM B209 | | EN Standard | EN AW-5086-H112 | EN 573-3 | | ISO Standard | AlMg4-H112 | ISO 209 | | JIS Standard | A5086-H112 | JIS H4000 | | GB Standard | 5086-H112 | GB/T 3880 | --- ## 10. Special Properties - **Seawater Resistance**: Excellent corrosion resistance in saltwater environments - **Weld Efficiency**: High joint efficiency in welded structures - **Impact Toughness**: Good energy absorption capacity - **Thermal Conductivity**: Effective heat transfer capabilities - **Non-Magnetic Properties**: Useful in specific applications - **Recyclability**: Fully recyclable without property loss --- ## 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 - **Weight Reduction**: Approximately 65% lighter than steel - **Corrosion Performance**: Reduced maintenance requirements - **Manufacturing Flexibility**: Easy to fabricate and assemble - **Life Cycle Cost**: Economical long-term performance - **Temperature Range**: Suitable for use between -196°C and +65°C --- ## 13. Comparative Advantages | Property | 5086-H112 vs 5083-H112 | 5086-H112 vs 5052-H32 | |----------|------------------------|------------------------| | Strength | Slightly lower | Higher | | Corrosion Resistance | Comparable excellent | Superior | | Formability | Better | Comparable | | Cost Effectiveness | More economical | Moderate | --- *Note: 5086-H112 aluminum alloy provides an excellent balance of corrosion resistance, mechanical properties, and manufacturability, making it a versatile choice for marine, transportation, and structural applications. Its combination of good strength, excellent corrosion resistance, and ease of fabrication makes it particularly valuable for applications where durability and performance are essential.*

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 1827 gallon liquid totes Special package is available on request.