DIN Standards Committee Materials Testing
DIN EN ISO 4545-3
Metallic materials - Knoop hardness test - Part 3: Calibration of reference blocks (ISO 4545-3:2017); German version EN ISO 4545-3:2018
Metallische Werkstoffe - Härteprüfung nach Knoop - Teil 3: Kalibrierung von Härtevergleichsplatten (ISO 4545-3:2017); Deutsche Fassung EN ISO 4545-3:2018
Document: references other documents
Document: referenced in other documents
Responsible national committee
NA 062-01-41 AA - Hardness testing for metals
Responsible european committee
CEN/TC 459/SC 1 - Test methods for steel (other than chemical analysis)