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
BHD 64.88

ISO 657-1:2026 Scope

This document specifies requirements for dimensions, sectional properties and tolerances for hot-rolled sections as follows:

  1. equal angle LE (L section);
  2. unequal angle LU (L section);
  3. sloping flange channel US (U section);
  4. 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.

Best Sellers

GSO 150-2:2013
 
Gulf Standard
Expiration dates for food products - Part 2 : Voluntary expiration dates
BH GSO 150-2:2015
GSO 150-2:2013 
Bahraini Standard
Expiration dates for food products - Part 2 : Voluntary expiration dates
GSO 9:2022
 
Gulf Technical Regulation
Labeling of prepackaged food stuffs
BH GSO 9:2023
GSO 9:2022 
Bahraini Technical Regulation
Labeling of prepackaged food stuffs

Recently Published

ISO/TS 20451:2026
 
International Standard
Health informatics — Identification of medicinal products — Implementation for ISO 11616 data elements and structures for the unique identification and exchange of regulated pharmaceutical product information
ISO 20999:2026
 
International Standard
Textiles — Determination of total halogens in textile products — Combustion and ion chromatography (C-IC) method
ISO/IEC/IEEE 32857:2026
 
International Standard
Telecommunications and information exchange between systems — Wireless Smart Utility Network Field Area Network (FAN)
ISO 21319:2026
 
International Standard
Marine technology — Toolings for submersibles — Technology requirements