ISO 11257:2022
Iron ores for shaft direct-reduction feedstocks — Determination of the low-temperature reduction-disintegration index and degree of metallization
| Fecha edición: |
2022-03-22
En Vigor
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| Idiomas disponibles: | Inglés |
| Resumen: | This document specifies a method to provide a relative measure for evaluating the degree of size degradation and degree of metallization of iron ores, when reduced under conditions resembling those prevailing in shaft direct-reduction processes. This document is applicable to lump ores and hot-bonded pellets. |
| ICS: | 73.060.10 - Minerales de hierro |
| CTN: | ISO/TC 102/SC 3 - 51112 |
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Anulaciones Normas |
Anula a ISO 11257:2015 |










