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.
PROJECT
naSRPS EN ISO 4885:2023
40.20
DIS ballot initiated: 12 weeks
Oct 9, 2025
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