Aluminum Alloy 356.1

Aluminum Alloy 356.1 is a high-performance casting alloy that offers excellent fluidity, strength, and corrosion resistance. Commonly used for automotive wheel hubs and other structural components, 356.1 is favored for its good casting characteristics, which allow it to produce intricate and thin-walled parts. This alloy benefits from its ability to achieve high strength and impact toughness through heat treatment, making it ideal for demanding applications.

Composition

Aluminum 356.1 Chemistry:

• Silicon (Si): 6.5% to 7.5%

• Iron (Fe): Maximum 0.5%

• Copper (Cu): Maximum 0.25%

• Manganese (Mn): Maximum 0.35%

• Magnesium (Mg): 0.25% to 0.45%

• Zinc (Zn): Maximum 0.35%

• Titanium (Ti): Maximum 0.25%

• Aluminum (Al): Remainder

• Others, total: Maximum 0.15%

Characteristics

• Strength: A356.1 offers good tensile strength and impact toughness, making it suitable for applications requiring durability and resistance to mechanical stress.

• Castability: Excellent fluidity allows for intricate mold filling, making it ideal for complex and thin-walled castings.

• Corrosion Resistance: A356.1 exhibits good resistance to corrosion, particularly in automotive and industrial environments.

• Heat Treatability: Through heat treatment, A356.1 achieves high strength and excellent mechanical properties, particularly for high-performance applications.

Conclusion

A356.1 aluminum alloy is highly valued in the automotive industry for its exceptional casting properties, making it an ideal choice for components like wheel hubs. With its excellent fluidity and high strength after heat treatment, A356.1 is perfect for producing complex, lightweight parts that require high performance and durability. Its corrosion resistance further enhances its suitability for automotive applications, ensuring longevity and reliability in demanding environments.