Final Draft International Standard
ISO/FDIS 643
Steels — Micrographic determination of the apparent grain size
Reference number
ISO/FDIS 643
Edition 5
Final Draft
International Standard
ISO/FDIS 643
82221
This draft is in the approval phase.
Will replace ISO 643:2019

General information

  •  : Under development
    : Proof sent to secretariat or FDIS ballot initiated: 8 weeks [50.20]
  •  : 5
     : 46
  • ISO/TC 17/SC 7
    77.040.99 
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