Alloy 2.4668, also known as Inconel 718, is a nickel-based superalloy with excellent corrosion and oxidation resistance at elevated temperatures. The alloy is particularly suitable for use in demanding environments such as aircraft turbines, gas turbines, rocket engines, and nuclear power plants.
Chemical composition:
Nickel (Ni): 50–55%
Chromium (Cr): 17–21%
Molybdenum (Mo): 2.8–3.3%
Niobium (Nb) + Tantalum (Ta): 4.75–5.5%
Iron (Fe): 18.5–21.5%
Aluminium (Al): 0.2–0.8%
Titanium (Ti): 0.65–1.15%
Carbon (C): 0.08% max.
Manganese (Mn): 0.35% max.
Silicon (Si): 0.35% max.
Sulfur (S): 0.015% max.
Phosphorus (P): 0.015% max.
Properties:
Excellent corrosion resistance: Alloy 2.4668 offers excellent resistance to corrosive media such as seawater, acidic and alkaline solutions, organic compounds, and oxidizing/reducing conditions.
High strength: The alloy has very high strength at room temperature and good creep and fatigue resistance at elevated temperatures.
Good weldability: The alloy is easy to weld and can be treated after welding without impairing its strength or corrosion resistance.
Good processability: This alloy is easy to machine and, due to its good mechanical properties, can be formed and drilled easily.
Excellent oxidation resistance: The alloy is resistant to oxidation at high temperatures and can be used in environments with high oxygen content.
Applications:Alloy 2.4668 is used in various applications, including:
Aircraft turbines and components
Gas turbines and components
Rocket engines and jet engines
Nuclear power plants
Chemical processing plants
Food and pharmaceutical industry
Oil and gas industry
Available forms:Alloy 2.4668 is available in various forms, including sheets, bars, tubes, and forged components.
Note: The data stated above is for reference purposes only and may vary depending on the manufacturer and production batch. Before use, the relevant specifications and manufacturer data sheets should always be consulted.
