This standard was last reviewed and confirmed in 2022. Therefore this version remains current.
This first edition as an International Standard constitues a technical revision of ISO Recommendation R 657-1:1968. ISO 657 consists of 21 parts integrating any shapes of sections. ISO 657-1 specifies dimensions of hot-rolled equal-leg angles.
Status : PublishedPublication date : 1989-08
Edition : 1Number of pages : 4
Technical Committee:Steels for structural purposes
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