ISO 7992:1992
w
ISO 7992:1992
14989

État actuel : Annulée

Cette norme a été révisée par ISO 7992:2007

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

Vous avez une question?

Consulter notre FAQ

Service à la clientèle
+41 22 749 08 88

Horaires d’ouverture:
De lundi à vendredi - 09:00-12:00, 14:00-17:00 (UTC+1)