Element symbol Chemical composition (mass fraction) (%c 0.).10cr 18.0~21.0ni margin co150~21.0al 2.25~3.25ti 1.40~2.20mo 3.50~4.50mn ≤ 1.00si ≤ 0.80s ≤ 0.015p ≤ 0.025fe ≤ 2.00
GH4500 alloy has good corrosion resistance, especially for hot corrosion and oxidative corrosion, so it is often used in the manufacture of parts and components in corrosive environments in the fields of chemical industry, oil refining, oil and gas extraction. GH4500 alloy usually has good processing properties and can adapt to welding, forging, heat treatment and other process requirements, so it is widely used in the aerospace and energy industries. GH4500 alloy can maintain good stability under high temperature and high stress conditions, so it is suitable for manufacturing components that require high temperature and high stress stability. 
1.R&D of new materials: With the continuous progress of science and technology, people pay more and more attention to the R&D of new high-temperature materials. Therefore, further research and development of new high-temperature materials to meet the higher requirements of aviation, aerospace, energy and other fields will become an important direction of future research. 2.Optimize the alloy composition and preparation process: Further optimizing the composition and preparation process of GH500 nickel alloy can improve its oxidation resistance and corrosion resistance, and reduce the production cost, which is conducive to popularization and application. 3.Improve the heat treatment system: heat treatment is one of the important links affecting the performance of GH500 nickel alloy, and further improving the heat treatment system can obtain better mechanical properties and corrosion resistance. 4.Expand the application field: With the continuous expansion of the application field of GH500 nickel compound, the alloy will be used in more fields in the future, such as automobiles, environmental protection and other fields. 