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Standard ISO 11257:2022-ed.4.0 22.3.2022 preview

ISO 11257:2022-ed.4.0

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

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STANDARD published on 22.3.2022


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99.30 USD

The information about the standard:

Designation standards: ISO 11257:2022-ed.4.0
Publication date standards: 22.3.2022
SKU: NS-1052698
The number of pages: 9
Approximate weight : 27 g (0.06 lbs)
Country: International technical standard
Category: Technical standards ISO

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Iron ores

Annotation of standard text ISO 11257:2022-ed.4.0 :

Description / Abstract: 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.

Latest update: 2026-08-06 (Number of items: 2 291 512)
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