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2618 aluminum forgings high-strength aluminum alloy die forgings
2618 aluminum forging is a type of forging made from the 2618 aluminum alloy. The 2618 aluminum alloy is a high-strength aluminum alloy with good corrosion resistance and excellent weldability. This alloy has excellent mechanical properties and can be heat-treated to achieve improved hardness and strength. This forging material is commonly used in aerospace, automotive, and military applications, and its strength-to-weight ratio makes it a popular choice for high-performance parts.
Characteristics
The features of the 2618 aluminum forging include its high strength-to-weight ratio, excellent corrosion resistance, and good weldability. The forgings are typically used for high-performance parts in aerospace, automotive, and military applications. The 2618 aluminum forging is heat-treatable to improve its hardness and strength, making it a popular choice for high-stress
applications.
Chemical Composition
The 2618 aluminum alloy is a type of aluminum alloy that contains copper, magnesium, and silicon. The alloying elements in the 2618 aluminum alloy give it excellent strength and corrosion resistance properties while still maintaining its lightweight properties.
Silicon (Si): 0.10-0.25%
Iron (Fe): 0.9-1.3%
Copper (Cu): 1.9-2.7%
Magnesium (Mg): 1.3-1.8%
Zinc (Zn): ≤ 0.10%
Titanium (Ti): 0.04-0.10%
Nickel (Ni): 0.9-1.2%
Other elements: ≤ 0.05% for each type, totaling ≤ 0.15%
Mechanical Properties
The 2618 aluminum alloy has excellent mechanical properties, including high strength, ductility, and toughness. The forging is commonly heat-treated to achieve an ultimate tensile strength of 454 MPa (65,900 psi) and a yield strength of 391 MPa (56,700 psi). The forging has a high elongation of 12% to 13% and good fatigue and crack resistance.
Applications
2618 aluminum forgings are used in a range of applications, including aircraft engine components, aerospace structural parts, automotive pistons, connecting rods, and suspension parts. The forging is commonly used in high-performance racing engines, where its excellent strength-to-weight ratio gives it an advantage over other materials. The 2618 aluminum forging is also used in military applications, such as missile parts and helicopter rotor hubs.
Conclusion
The 2618 aluminum forging is a type of high-strength aluminum forging commonly used in aerospace, automotive, and military applications. With its exceptional mechanical properties, excellent corrosion resistance, and good weldability, the 2618 aluminum forging is an ideal choice for high-performance parts. Its strength-to-weight ratio makes it a popular choice for high-stress applications, and its ability to be heat-treated for improved hardness and strength makes it a versatile material for a range of applications.
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