DIN Standards Committee Materials Testing
DIN EN ISO 643
Steels - Micrographic determination of the apparent grain size (ISO 643:2003); German version EN ISO 643:2003
Stahl - Mikrophotographische Bestimmung der scheinbaren Korngröße (ISO 643:2003); Deutsche Fassung EN ISO 643:2003
Document: references other documents
Document: referenced in other documents
Responsible national committee
NA 062-01-31 GA - Joint working committee NMP/FES: Metallographical test methods
Responsible european committee
CEN/TC 459/SC 1 - Test methods for steel (other than chemical analysis)