ISO 4698:1994
Withdrawn
View Superseded by
Iron ore pellets — Determination of relative free-swelling index
Hardcopy , PDF
English, French
01-27-1994
11-02-2025
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.
| Committee |
ISO/TC 102/SC 3
|
| DocumentType |
Standard
|
| Pages |
13
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| BS ISO 4698:1994 | Identical |
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