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ISO 11257:2022

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Iron ores for shaft direct-reduction feedstocks – Determination of the low-temperature reduction-disintegration index and degree of metallization

Published By Publication Date Number of Pages
ISO 2022-03 16
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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.

ISO 11257:2022
$18.20