ISO 7992:1992
Minerais de fer — Détermination des propriétés de réduction sous charge
Numéro de référence
ISO 7992:1992
Edition 1
1992-08
Annulée
ISO 7992:1992
14989
Annulée (Edition 1, 1992)

Résumé

Specifies a method for evaluating the physical stability of iron ores reduced under load and under specific conditions. The specific conditions are: isothermal heating for reduction, a test portion having a specified size and placed in a fixed bed under load, a reducing gas composed of a carbon monoxide/hydrogen/nitrogen mixture, measurement of the differential gas pressure across a bed of the test portion and measurement of the change in the height of the bed. Applies to sized ores and pellets. Annex A gives the flowsheet of the procedure for the acceptance of test results.

Informations générales

  •  : Annulée
     : 1992-08
    : Annulation de la Norme internationale [95.99]
  •  : 1
     : 9
  • ISO/TC 102/SC 3
    73.060.10 
  • RSS mises à jour

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