Presentation and governance
UNM and its ecosystem
Standardization for the benefit of the market
Mecallians, the French mechanical industries
Our 115 standardization committees
European and international leadership
Maintenance agencies
UNM and the European “Machinery” Regulation
Instance :
CEN
TC 459/SC 5 -
Commission(s) de normalisation :
UNM AC 105
Aciers pour traitement thermique, aciers alliés, aciers rapides et aciers inoxydables
