ISO 4695:2021

Iron ores for blast furnace feedstocks — Determination of the reducibility by the rate of reduction index

Publication date: Oct 11, 2021

General information

Current stage: 60.60 Effective date: Oct 11, 2021

Originator: ISO

Owner: ISO/TC 102/SC 3

Type: International Standard

ICS: 73.060.10

Languages: English

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Status: Published

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Scope

This document specifies a method to provide a relative measure for evaluating the extent to and ease with which oxygen can be removed from iron ores, when reduced under conditions resembling those prevailing in the reduction zone of a blast furnace.
This document is applicable to lump ores, sinters and hot-bonded pellets.

Life cycle

PREVIOUSLY

Revises
ISO 4695:2015

NOW

PUBLISHED
ISO 4695:2021
60.60 Standard published
Oct 11, 2021

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