SS-ISO-11257 › Historical Revision Information
Iron ores for shaft direct-reduction feedstocks - Determination of the low-temperature reduction-disintegration index and degree of metallization (ISO 11257:2007, IDT)
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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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Designation Name
SS-ISO 11257:2007
Revision Level
2007 EDITION
Status
Superseded
Publication Date
Nov. 14, 2007
Language(s)
English
Page Count
20
International Equivalent
ISO 11257:2007(IDT)