Objavljen
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.
OBJAVLJEN
ISO 657-2:1989
90.92
Odluka o izmeni ili reviziji standarda
29. 5. 2024.
PROJEKAT
ISO 657-1