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Homepage>BS Standards>73 MINING AND MINERALS>73.060 Metalliferous minerals and their concentrates>73.060.10 Iron ores>21/30436656 DC BS ISO 11257. Iron ores for shaft direct-reduction feedstocks. Determination of the low-temperature reduction-disintegration index and degree of metallization
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immediate downloadReleased: 2021-07-15
21/30436656 DC BS ISO 11257. Iron ores for shaft direct-reduction feedstocks. Determination of the low-temperature reduction-disintegration index and degree of metallization

21/30436656 DC

BS ISO 11257. Iron ores for shaft direct-reduction feedstocks. Determination of the low-temperature reduction-disintegration index and degree of metallization

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Standard number:21/30436656 DC
Pages:17
Released:2021-07-15
Status:Draft for Comment
DESCRIPTION

21/30436656 DC


This standard 21/30436656 DC BS ISO 11257. Iron ores for shaft direct-reduction feedstocks. Determination of the low-temperature reduction-disintegration index and degree of metallization is classified in these ICS categories:
  • 73.060.10 Iron ores

This International Standard 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 International Standard is applicable to lump ores and hot-bonded pellets.


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