Published
This part of ISO 4948 defines main quality classes (base steel, unalloyed quality and special steel, and alloyed quality and special steel), main property or application characteristics which are applied with a certain priority.
PUBLISHED
ISO 4948-2:1981
90.20
Standard under periodical review
Jan 15, 2026
ABANDON
ISO/DIS 4948
Steels — Classification — Part 2: Classification of unalloyed and alloy steels according to main quality classes and main property or application characteristics
60.60 Standard published
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