This document defines important terms used in the heat treatment of ferrous materials.
Annex A provides an alphabetical list of terms defined in this document, as well as their equivalents in French, German, Russian, Chinese and Japanese.
Table 1 shows the various iron-carbon (Fe-C) phases.
PROJECT
dnaSRPS EN ISO 4885:2023
50.60
Close of voting. Proof returned by secretariat
Jun 24, 2026