20.98 Project deleted Jan 18, 2026
ISO
ISO/TC 17/SC 4 Heat treatable and alloy steels
International Standard
77.140.10 Heat-treatable steels | 77.140.20 Stainless steels
PUBLISHED
ISO 683-3:2022
ABANDON
ISO 683-3:2022/WD Amd 1
20.98
Project deleted
Jan 18, 2026