5356 Aluminum alloy,Aluminum 5356 alloy,E FORU

# 5356 Aluminum Alloy Technical Datasheet ## Material Overview 5356 Aluminum Alloy is a versatile, non-heat-treatable aluminum-magnesium alloy widely used as a welding filler metal. It is particularly valued for its excellent welding characteristics, good strength, and compatibility with a wide range of aluminum base materials. This alloy is the industry standard for welding 5xxx and 6xxx series aluminum alloys, offering reliable performance in marine, automotive, and structural applications. --- ## 1. Chemical Composition (Weight %) | Element | Composition Range | |---------|-------------------| | Aluminum (Al) | Balance | | Magnesium (Mg) | 4.5 - 5.5 | | Manganese (Mn) | 0.05 - 0.20 | | Chromium (Cr) | 0.05 - 0.20 | | Iron (Fe) | ≤ 0.40 | | Silicon (Si) | ≤ 0.25 | | Copper (Cu) | ≤ 0.10 | | Zinc (Zn) | ≤ 0.10 | | Titanium (Ti) | ≤ 0.06 - 0.20 | | Other Elements (Each) | ≤ 0.05 | | Other Elements (Total) | ≤ 0.15 | --- ## 2. Physical Properties | Property | Value | |----------|-------| | Density | 2.64 g/cm³ | | Melting Range | 570 - 635 °C | | Electrical Conductivity | 29-33% IACS | | Thermal Conductivity | 117 - 127 W/m·K | | Coefficient of Thermal Expansion (20-100°C) | 24.1 × 10⁻⁶/°C | | Modulus of Elasticity | 70 GPa | | Specific Heat Capacity | 900 J/kg·K | --- ## 3. Mechanical Properties (As Welding Wire) | Property | Typical Value | |----------|---------------| | Tensile Strength (Wire) | 270 - 310 MPa | | Yield Strength (Wire) | 130 - 170 MPa | | Elongation (Wire) | 18 - 22% | | Hardness (Vickers) | 75 - 85 HV | --- ## 4. Technical Applications ### Primary Application Sectors: - **Marine & Offshore** - Ship building and repair - Offshore platform construction - Marine structure fabrication - Boat building applications - **Automotive Industry** - Vehicle frame welding - Body structure fabrication - Chassis component joining - Automotive assembly - **Structural Engineering** - Bridge construction - Building structures - Structural frameworks - Architectural applications - **General Fabrication** - Pressure vessel welding - Tank fabrication - Pipe welding - General repair and maintenance --- ## 5. International Standards Compliance | Standard Organization | Designation | |----------------------|-------------| | American Welding Society | AWS A5.10: ER5356 | | ISO Standards | ISO 18273: S Al 5356 | | European Standards | EN ISO 18273: S Al 5356 | | ASTM International | ASTM B211/B211M | | Japanese Standards | JIS Z 3232: BA 5356 | --- ## 6. Material Characteristics ### Key Advantages: - Excellent welding performance - Good corrosion resistance - Compatible with most aluminum base metals - Good mechanical properties in welded condition - Minimal weld defects - Easy to use and handle ### Special Features: - **Welding Performance** - Stable arc characteristics - Good bead appearance - Easy slag removal - Good wetting action - Minimal spatter - **Corrosion Performance** - Good resistance to marine environments - Compatible with base metal corrosion resistance - Suitable for various service conditions - Good overall durability --- ## 7. Processing Characteristics ### Welding Considerations: - **Welding Processes** - Gas Metal Arc Welding (GMAW/MIG) - Gas Tungsten Arc Welding (GTAW/TIG) - Suitable for automated welding - Good for all-position welding - **Shielding Gases** - Argon (most common) - Argon-Helium mixtures - Pure Helium for special applications - **Base Metal Compatibility** - Excellent for 5xxx series alloys - Good for 6xxx series alloys - Suitable for 3xxx series alloys - Compatible with cast alloys --- ## 8. Quality Assurance ### Testing & Certification: - Chemical composition analysis - Mechanical property testing - Wire diameter verification - Surface quality inspection - Welding performance testing - Certification to applicable standards --- ## Technical Note 5356 Aluminum Alloy is the most widely used aluminum welding filler metal, offering an excellent balance of welding performance, mechanical properties, and corrosion resistance. Its versatility and reliability make it suitable for a broad range of applications across multiple industries. The alloy provides good strength in the as-welded condition and maintains excellent corrosion resistance characteristics, making it particularly valuable for marine and structural applications where long-term performance is critical. Its consistent quality and predictable performance have established it as the industry standard for aluminum welding applications.

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 1893 gallon liquid totes Special package is available on request.