NF EN ISO 683-17, A35-565-17 (10/2023)

This document specifies the technical delivery requirements for the five groups of bearing steels, as listed in Table 3, specifically: — through-hardened bearing steels (steels containing approximately 1% C and 1% to 2% Cr); — case hardening steels for bearings; — induction hardening steels (unalloyed and alloyed) for bearings; — stainless steels for bearings; and — hot-resistant bearing steels. This document applies to the products and heat treatment conditions given in Table 1, as well as to the surface conditions given in Table 2.
(Automatic translation from French)