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
90.92
Standard to be revised
May 29, 2024
IN_DEVELOPMENT
ISO/AWI 657-1
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