Skip to content
Please enter a keyword to search

  • ISO 4491:1978

    View superseded by
    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
    View superseded by

    Metallic powders Determination of loss of mass on hydrogen reduction (hydrogen loss)

    Available format(s):  Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Withdrawn date:  26-02-2019

    Language(s):  French, English

    Published date:  01-06-1978

    Publisher:  International Organization for Standardization

    Add To Cart

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher International Organization for Standardization
    Status Withdrawn
    Superseded By

    Standards Referenced By This Book - (Show below) - (Hide below)

    DIN ISO 4491-4:1990-06 METALLIC POWDERS - DETERMINATION OF OXYGEN CONTENT BY REDUCTION METHODS - TOTAL OXYGEN BY REDUCTION-EXTRACTION
    EN 24491-4:1993 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:1989)
    View more information

    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective