2618 Aluminum High temperature resistant alloys
2618 is known for its excellent strength-to-weight ratio, good fatigue resistance, and moderate corrosion resistance.
Product Description
2618 is Al-Mg-Cu-Fe-Ni forging aluminum alloy.so far, it is the best heat resistance aluminium alloy, with its high strength and good cutting machine ability,but poor corrosion resistance, it is widely used in the components and part that working at the high temperature condition.
2618 material dedicated to automobile engine piston, compressor impeller and supercharger impeller etc, with high strength, wear resistant, heat resistant.
| Chemical composition | |||||||||||||||||||||||||
| Alloy | Si | Fe | Cu | Mn | Mg | Ni | Zn | Ti | Pb | Bi | Others | Others | |||||||||||||
| Each | Total | ||||||||||||||||||||||||
| 2618 | 0.1-0.25 | 0.9-1.3 | 1.9-2.7 | ≤0.05 | 1.3-1.8 | 0.9-1.3 | ≤0.1 | 0.04-0.1 | ＜0.05 | ＜0.15 | |||||||||||||||
| Mechanical property | |||||||||||||||||||||||||
| Temper | Tensile Strength | Yield Strength | Elongation | Hardness | |||||||||||||||||||||
| mm | Mpa | Mpa | A% | HBW | |||||||||||||||||||||
| Extruded | T6 | ≤120 | ≥420 | ≥360 | ≥7 | ≥125 | |||||||||||||||||||
2618 aluminum is a high-strength alloy that is commonly used in aerospace, military, and high-performance applications. It is known for its excellent strength-to-weight ratio, good fatigue resistance, and moderate corrosion resistance.
One of the key features of 2618 aluminum is its high strength. It has a tensile strength of 55,000 psi and a yield strength of 45,000 psi, making it a popular choice for applications that require a combination of strength and lightweight properties. This alloy is often used in the construction of aircraft structural components, such as fuselage frames, wing spars, and landing gear parts.
In addition to its high strength, 2618 aluminum also offers good fatigue resistance. This means that it can withstand repeated loading and unloading without experiencing failure. This makes it an ideal material for components that are subjected to cyclic loading, such as turbine blades in jet engines or suspension components in high-performance vehicles.
2618 aluminum also exhibits moderate corrosion resistance. While it is not as corrosion resistant as some other aluminum alloys, such as 6061 or 7075, it is still suitable for applications where exposure to moisture or environmental elements is a concern. To enhance its corrosion resistance, 2618 aluminum can be treated with various coatings or finishes.
One of the key benefits of 2618 aluminum is its versatility. It can be easily machined, welded, and formed into complex shapes, making it ideal for a wide range of applications. It is also relatively easy to heat treat, allowing for further improvements in strength and hardness.
Overall, 2618 aluminum is a high-performance alloy that offers a unique combination of strength, fatigue resistance, and versatility. Whether you’re building a high-performance aircraft, a military vehicle, or a custom racing car, 2618 aluminum is a reliable choice that will meet your needs. Its high strength-to-weight ratio, good fatigue resistance, and moderate corrosion resistance make it a top choice for demanding applications.
