ISO 4885:2018 defines important terms used in the heat treatment of ferrous materials.
NOTE The term ferrous materials include products and workpieces of steel and cast iron.
Annex A provides an alphabetical list of terms defined in this document, as well as their equivalents in French, German, Chinese and Japanese.
Table 1 shows the various iron-carbon (Fe-C) phases.
PUBLISHED
ISO 4885:2018
PROJECT
ISO/FDIS 4885
50.20
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Apr 29, 2026
Ferrous materials - Heat treatments - Vocabulary (ISO/FDIS 4885:2026)
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
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