Abstract
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.
General information
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Status: Under developmentStage: New project registered in TC/SC work programme [20.00]
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Edition: 2
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Technical Committee :ISO/TC 17/SC 3
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Life cycle
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Previously
PublishedISO 657-1:1989
PublishedISO 657-2:1989
PublishedISO 657-5:1976
PublishedISO 657-11:1980
PublishedISO 657-15:1980
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Now