90.93 Standard confirmed May 23, 2022
ISO
ISO/TC 17/SC 3 Steels for structural purposes
International Standard
77.140.70 Steel profiles
Published
This first edition as an International Standard constitues a technical revision of ISO Recommendation R 657-2:1968. ISO 657 consists of 21 parts integrating any shapes of sections. ISO 657-2 specifies dimensions of hot-rolled unequal-leg angles.
PUBLISHED
ISO 657-2:1989
90.93
Standard confirmed
May 23, 2022