ISO 657-1:2026
International Standard
Current Edition
·
Approved on
27 April 2026
Hot-rolled steel sections — Dimensions, sectional properties and tolerances — Part 1: Angles, sloping flange channels and sloping flange beams
ISO 657-1:2026 Files
English
24 Pages
Current Edition
OMR
63.64
ISO 657-1:2026 Scope
This document specifies requirements for dimensions, sectional properties and tolerances for hot-rolled sections as follows:
- equal angle LE (L section);
- unequal angle LU (L section);
- sloping flange channel US (U section);
- sloping flange I beam IS(I section).
This document is used together with technical delivery conditions especially, but is not limited, ISO 630-1, ISO 630-2, ISO 630-3, ISO 630-5 and ISO 630-6.
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