Research Progress on Ion Nitriding Technology of Typical Metal Materials in Aerospace

The development of new spacecrafts has put forward higher requirements for the bearing capacity, service life and lightweight of the space mechanism. Ion nitriding technology, as an important means of surface strengthening, has high value in the manufacturing of high-performance, long-life, high-reliability and lightweight space mechanisms. The latest research progress of ion nitriding technology of typical aerospace materials is introduced, and the current technical gaps and future development directions are proposed.