Heat-treated steels, alloy steels and free-cutting steels - Part 17: Ball and roller bearing steels (ISO 683-17:2023)

This technical document establishes the technical requirements and specifications for steel grades specifically designated for rolling bearings. It covers various metallurgical categories, including heat-treated steels, alloy steels, and automatic steels. The content outlines essential chemical composition limits, mechanical property criteria, and microstructural requirements necessary to ensure the performance and reliability of bearing components under demanding operational conditions. The standard provides a unified framework for material selection, manufacturing processes, and quality control procedures within the industry. It aligns with international technical guidelines to facilitate global trade and compatibility across different markets. The document serves as a reference for metallurgists, manufacturers, and quality assurance professionals involved in the production and evaluation of steel products used in bearing applications. By adhering to these technical provisions, stakeholders can achieve consistent product quality and enhanced service life for mechanical systems.