5754-H24 Aluminum alloy,Aluminum 5754-H24 alloy,E FORU

# 5754-H24 Aluminum Alloy Technical Datasheet ## Material Overview 5754-H24 is a strain-hardened and partially annealed temper variant of the 5754 aluminum-magnesium alloy, offering enhanced strength characteristics while maintaining good formability. The H24 temper indicates that the material has been strain-hardened beyond the quarter-hard level and then partially annealed to achieve a half-hard strength level with improved ductility. This temper provides an optimal balance for applications requiring improved mechanical performance without compromising manufacturing versatility. --- ## 1. Chemical Composition (Weight %) | Element | Composition Range | |---------|-------------------| | Aluminum (Al) | Balance | | Magnesium (Mg) | 2.6 - 3.6 | | Manganese (Mn) | 0.50 - 1.0 | | Chromium (Cr) | 0.30 - 0.40 | | Iron (Fe) | ≤ 0.40 | | Silicon (Si) | ≤ 0.40 | | Copper (Cu) | ≤ 0.10 | | Zinc (Zn) | ≤ 0.20 | | Titanium (Ti) | ≤ 0.15 | | Other Elements (Each) | ≤ 0.05 | | Other Elements (Total) | ≤ 0.15 | --- ## 2. Physical Properties | Property | Value | |----------|-------| | Density | 2.67 g/cm³ | | Melting Range | 590 - 645 °C | | Electrical Conductivity | 31-35% IACS | | Thermal Conductivity | 127 - 137 W/m·K | | Coefficient of Thermal Expansion (20-100°C) | 23.8 × 10⁻⁶/°C | | Modulus of Elasticity | 70 GPa | | Specific Heat Capacity | 900 J/kg·K | --- ## 3. Mechanical Properties | Property | Typical Value | Standard Minimum | |----------|---------------|------------------| | Tensile Strength | 270 - 320 MPa | 250 MPa | | Yield Strength (0.2% Offset) | 190 - 230 MPa | 180 MPa | | Elongation (50mm) | 10 - 14% | 8% | | Hardness (Brinell) | 70 - 80 HB | - | | Shear Strength | 160 - 190 MPa | - | | Fatigue Strength | 115 - 135 MPa | - | --- ## 4. Technical Applications ### Primary Application Sectors: - **Automotive Structural Components** - Body structural reinforcements - Chassis components - Suspension parts - Bracket and mounting systems - **Marine & Offshore Structures** - Boat hull reinforcements - Deck structural members - Marine equipment components - Offshore platform parts - **Pressure Vessels & Tanks** - Storage tank structural components - Pressure vessel parts - Industrial container sections - Cryogenic equipment - **Transportation Equipment** - Truck body components - Trailer structural members - Railway carriage parts - Heavy vehicle components --- ## 5. International Standards Compliance | Standard Organization | Designation | |----------------------|-------------| | Aluminum Association | AA 5754-H24 | | ASTM International | ASTM B209-5754 H24 | | European Standards | EN AW-5754 H24 | | Japanese Standards | JIS A5754 H24 | | International Standards | ISO 6361-2 | --- ## 6. Material Characteristics ### Key Advantages: - Enhanced strength compared to H22 temper - Good formability for manufacturing processes - Excellent corrosion resistance in marine environments - Superior stress corrosion cracking resistance - Good weldability with proper procedures - Stable mechanical properties ### Special Features: - **Mechanical Performance** - Approximately 10-15% stronger than H22 temper - Good fatigue resistance - Adequate toughness for structural applications - Consistent properties in various product forms - **Corrosion Performance** - Excellent seawater corrosion resistance - Good performance in marine atmospheres - Suitable for chemical environments - Resistant to stress corrosion cracking --- ## 7. Processing Characteristics ### Manufacturing Considerations: - **Forming Operations** - Moderate formability capabilities - Suitable for controlled bending operations - Predictable springback characteristics - Requires proper tooling and techniques - **Welding Technology** - Good weldability using standard methods - Recommended filler alloys: 5356, 5183 - Pre-heating recommended for thick sections - Good weld metal mechanical properties - **Machining** - Good machinability with sharp tools - Requires adequate cooling - Produces acceptable surface finish - Suitable for most machining operations --- ## 8. Quality Assurance ### Testing & Certification: - Comprehensive mechanical testing - Chemical composition verification - Corrosion resistance evaluation - Non-destructive testing capability - Dimensional accuracy inspection - Mill test certificates per EN 10204 3.1 --- ## Technical Note 5754-H24 Aluminum Alloy provides an optimal combination of enhanced strength and maintained formability, making it particularly suitable for demanding applications in automotive, marine, and structural industries. The H24 temper ensures reliable performance while offering improved mechanical properties over the H22 condition. This alloy represents an excellent choice for engineers seeking to balance structural requirements with manufacturing versatility in various service conditions. The material's proven performance in automotive and marine applications, combined with its good manufacturing characteristics, makes it a preferred choice for components requiring both structural integrity and corrosion resistance in demanding 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 1937 gallon liquid totes Special package is available on request.