5086-H116; 5086-H32 Aluminum alloy,Aluminum 5086-H116; 5086-H32 alloy,E FORU

# Technical Datasheet: 5086-H116 / 5086-H32 Aluminum Alloy --- ## 1. Material Overview **5086-H116** and **5086-H32** are strain-hardened tempers of the 5086 aluminum-magnesium alloy, specifically designed for marine applications requiring excellent corrosion resistance and good mechanical properties. The H116 temper is optimized for superior stress corrosion cracking resistance in marine environments, while H32 offers a standard stabilized strain-hardened condition with balanced properties. --- ## 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 | 30–35% IACS | ASTM B193 | | Thermal Conductivity | 120–130 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 | 5086-H116 | 5086-H32 | Test Standard | |----------|-----------|-----------|---------------| | Tensile Strength (MPa) | 260–310 | 270–320 | ASTM B557 | | Yield Strength (MPa) | 130–180 | 195–215 | ASTM B557 | | Elongation (%) | 12–18 | 10–16 | ASTM B557 | | Hardness (HB) | 70–85 | 75–90 | ASTM E10 | | Shear Strength (MPa) | 165–185 | 170–190 | ASTM B831 | | Fatigue Strength (MPa) | 105–125 | 110–130 | ASTM E466 | --- ## 5. Key Characteristics - **Superior Marine Corrosion Resistance**: Excellent performance in seawater environments - **Stress Corrosion Cracking Resistance**: H116 specifically optimized for SCC resistance - **Good Weldability**: Maintains properties in welded conditions - **Moderate Formability**: Suitable for forming operations - **Stable Mechanical Properties**: Consistent performance in service conditions --- ## 6. Processing Characteristics **Forming Operations**: - Good for bending and moderate forming - Minimum bend radius: 2–3× thickness - Suitable for roll forming and pressing - Moderate springback requiring compensation **Joining Methods**: - GTAW (TIG): Excellent with 5356 filler - GMAW (MIG): Excellent results - Resistance Welding: Very good - Friction Stir Welding: Suitable - Mechanical Fastening: Excellent **Surface Treatments**: - Anodizing: Very good results - Chemical Conversion: Excellent corrosion protection - Painting: Good adhesion - Powder Coating: Excellent finish - Metal Spraying: Suitable --- ## 7. Product Applications **Marine & Offshore**: - Ship hulls and superstructures (H116 preferred) - Marine fittings and hardware - Deck plates and walkways - Offshore platform components **Transportation**: - Truck body panels - Trailer components - Railway carriage parts - Marine transport equipment **Structural Applications**: - Bridge components - Building structures - Support frameworks - Architectural panels **Pressure Vessels**: - Storage tanks - Chemical containers - Marine equipment housings --- ## 8. Available Forms & Sizes **5086-H116**: - Plate: 6–50 mm thickness - Sheet: 3–12 mm thickness **5086-H32**: - Sheet: 0.5–6.0 mm thickness - Plate: 6–25 mm thickness - Coil: Up to 1500 mm width --- ## 9. International Standards | Standard Organization | H116 Designation | H32 Designation | |----------------------|------------------|------------------| | Aluminum Association | AA 5086-H116 | AA 5086-H32 | | ASTM International | ASTM B209-5086H116 | ASTM B209-5086H32 | | EN Standard | EN AW-5086-H116 | EN AW-5086-H32 | | ISO Standard | AlMg4-H116 | AlMg4-H32 | | JIS Standard | A5086-H116 | A5086-H32 | --- ## 10. Special Properties - **Seawater Compatibility**: Excellent long-term performance in saltwater - **Weld Quality**: 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 --- ## 11. Quality Assurance - Certified chemical composition - Mechanical properties verification - SCC testing for H116 per ASTM G47 - Non-destructive testing capabilities - Surface quality inspection - Third-party certification available --- ## 12. Design Considerations - **SCC Resistance**: H116 specifically designed for stressed marine applications - **Corrosion Allowance**: Reduced need for corrosion protection - **Welding Design**: Good HAZ properties - **Temperature Range**: -196°C to +65°C service capability - **Weight Efficiency**: Significant weight savings versus steel --- ## 13. Comparative Analysis | Property | H116 | H32 | H112 | |----------|------|-----|------| | Yield Strength (MPa) | 130–180 | 195–215 | 115–155 | | SCC Resistance | Superior | Good | Standard | | Primary Applications | Critical marine | General marine | Structural | | Cost Effectiveness | Premium | Standard | Economical | --- *Note: 5086-H116 and 5086-H32 aluminum alloys offer specialized solutions for marine and structural applications. The H116 temper provides superior stress corrosion cracking resistance for critical marine applications, while H32 offers a cost-effective solution with good overall properties for general marine use. Selection between these tempers should be based on specific application requirements and environmental conditions.*

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 1828 gallon liquid totes Special package is available on request.