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: ISO/TC 17/SC 3 Steels for structural purposes
- ICS :
- 77.140.70 Steel profiles
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|std 2 40||Paper|
A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)
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