Final Draft
International Standard
ISO/FDIS 4948-1
Steels — Classification — Part 1: Classification of steels based on chemical composition
Reference number
ISO/FDIS 4948-1
Edition 2
© ISO 2026
Final Draft International Standard
Under development
This draft is in the approval phase.
Will replace ISO 4948-1:1982

Abstract

This part of ISO 4948 defines steel and gives 2.0 % carbon as the usual dividing line between steel and cast iron. The classification based on the specified values for the ladle analyses of the elements given in the table.

General information

  • Status
     : Under development
    Stage
    : Final text received or FDIS registered for formal approval [50.00]
  • Edition
     : 2
  • Technical Committee :
    ISO/TC 17
    ICS :
    77.080.20 
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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