ISO 11258:2007 specifies a method to provide a relative measure for evaluating the extent and ease to which oxygen can be removed from iron ores, when reduced under conditions resembling those prevailing in shaft direct-reduction processes. It specifies the determination of the reducibilty, final degree of reduction and degree of metallization.

ISO 11258:2007 is applicable to lump ores and hot-bonded pellets.

General information

  • Status :  Withdrawn
    Publication date : 2007-10
  • Edition : 2
    Number of pages : 15
  • :
    ISO/TC 102/SC 3
    Physical testing
  • 73.060.10
    Iron ores

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