Title: Cr20Ni80 nickel-based alloy: chemical composition, performance parameters and application summary.
1. Introduction CR20Ni80 is a nickel-based alloy, which is widely used in many fields due to its unique chemical composition and properties. As a superalloy, it exhibits excellent mechanical properties and oxidation resistance at high temperatures.
Second, the chemical composition.
The main components of CR20Ni80 include: chromium (Cr) content of about 20%, nickel (Ni) content of about 80%, and contains small amounts of cobalt (Co), iron (Fe), carbon (C) and silicon (Si). The proportion and content of these elements have a significant impact on their performance.
3. Performance parameters.
1.Mechanical properties: CR20Ni80 has high strength, high hardness, good wear resistance and corrosion resistance. At high temperatures, its strength and hardness remain high.
2.Oxidation resistance: CR20Ni80 has excellent oxidation resistance and can resist the erosion of oxidizing gases in high temperature environments.
3.Thermal stability: The alloy has good thermal stability at high temperatures, making it an ideal choice for many industrial applications.
Fourth, summarize the application.
1.Combustion chamber and nozzle: Due to its excellent high temperature stability and oxidation resistance, CR20Ni80 is widely used in the production of gas turbines and combustion chambers, as well as in the manufacture of nozzles.
2.Heat treatment equipment: Due to its high strength and wear resistance, CR20Ni80 is also used in the manufacture of heat treatment equipment, such as heating furnaces, conveyor belts, etc.
3.Chemical processing: In the field of chemical processing, CR20Ni80 is widely used because of its oxidation resistance and wear resistance, such as pump shafts, valves, pipelines, etc.
4.*As engine temperatures rise, so does the demand for superalloys. CR20Ni80 is used in the manufacture of automobile engines due to its high temperature stability.
In general, CR20Ni80 nickel-based alloy is widely used in many fields due to its unique chemical composition and excellent performance parameters. With the development of science and technology, we look forward to the application and development of this alloy in more fields.