ADOPTED_FROM:EN ISO 3887:2018 ISO 3887:2017 defines the decarburization and specifies three methods of measuring the depth of decarburization of steel products.
NS-EN ISO 3887:2018 history
2018NS-EN ISO 3887:2018 Steels - Determination of the depth of decarburization (ISO 3887:2017)
2003NS-EN ISO 3887:2003 Steels - Determination of depth of decarburization (ISO 3887:2003)