Norm

ISO 4698:1994 en

Iron ore pellets - Determination of relative free-swelling index

  • Deze norm is ingetrokken sinds 06-11-2007

73,12

Over deze norm

Status Ingetrokken
Aantal pagina's 13
Commissie Chemische analyse van ijzer en staal
Gepubliceerd op 27-01-1994
Taal Engels
The principle of the method specified is determination of swelling of fired iron ore pellets of a specified size range under isothermal reduction, determination of the volume of pellets before and after reduction at a temperature of 900 °C, using a reducing gas consisting of carbon monoxide and nitrogen, calculation of the free-swelling index, expressed as a percentage, using the difference between the two volumes.

Details

ICS-code 73.060.10
Nederlandse titel Iron ore pellets - Determination of relative free-swelling index
Engelse titel Iron ore pellets - Determination of relative free-swelling index
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