NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[CURRENT]
DIN EN ISO 4957
DIN EN ISO 4957
Tool steels (ISO 4957:2018); German version EN ISO 4957:2018
Title (German)
Werkzeugstähle (ISO 4957:2018); Deutsche Fassung EN ISO 4957:2018
Document: references other documents
Responsible national committee
NA 021-00-19-04 UA - Tool steels
Responsible european committee
CEN/TC 459/SC 5 - Steels for heat treatment, alloy steels, free-cutting steels and stainless steels