Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/68
Is Reference of Durcissement-fr#Sense
Work-hardening-en#Sense
Kalthärtung-de#Sense
Verfestigung-de#Sense
Hardening-en#Sense
Écrouissage-fr#Sense
Endurecimento-pt#Sense
Cold working-en#Sense