NEN-ISO 11257
Iron ores for shaft direct-reduction feedstocks - Determination of the low-temperature reduction-disintegration index and degree of metallization
inactive
| Organization: | NEN |
| Publication Date: | 1 November 2007 |
| Status: | inactive |
| Page Count: | 18 |
| ICS Code (Iron ores): | 73.060.10 |
scope:
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.
Document History
April 1, 2022
Iron ores for shaft direct reduction feedstocks - Determination of the low temperature reduction disintegration index and degree of metallization
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...
September 1, 2015
Iron ores for shaft direct-reduction feedstocks - Determination of the low-temperature reduction-disintegration index and degree of metallization
NEN-ISO 11257 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...
NEN-ISO 11257
November 1, 2007
Iron ores for shaft direct-reduction feedstocks - Determination of the low-temperature reduction-disintegration index and degree of metallization
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...