40.20 DIS ballot initiated: 12 weeks Aug 20, 2026
CEN
CEN/TC 459/SC 5 Steels for heat treatment, alloy steels, free-cutting steels and stainless steels
European Norm
77.140.10 Heat-treatable steels | 77.140.20 Stainless steels
Draft
PUBLISHED
EN ISO 683-3:2022
IN_DEVELOPMENT
EN ISO 683-3:2022/prA1
40.20
DIS ballot initiated: 12 weeks
Aug 20, 2026