ISO 11257:2022

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

OVERVIEW

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.

COMMENTS

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PRODUCT DETAILS

Status Current
Edition 2022
No. of Pages 9
ICS Classification 73.060.10 Iron ores
Committee ISO/TC 102/SC 3
Available for Purchase For sale in Singapore only
Adoption ISO