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
NF A36-270 Produits sidérurgiques – Tôles quarto laminées à chaud profilées dans le sens longitudinal
Acier de construction
