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ISO 4696-1 : 2015

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ISO 4696-1 : 2015

IRON ORES FOR BLAST FURNACE FEEDSTOCKS - DETERMINATION OF LOW-TEMPERATURE REDUCTION-DISINTEGRATION INDICES BY STATIC METHOD - PART 1: REDUCTION WITH CO, CO[2], H[2] AND N[2]

International Organization for Standardization

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Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Sampling, sample preparation, and preparation of
   test portions
6 Apparatus
7 Test conditions
8 Procedure
9 Expression of results
10 Test report
11 Verification
Annex A (normative) - Flowsheet of the procedure for the
        acceptance of test results

Abstract

This part of ISO 4696 specifies a method to provide a relative measure for evaluating the degree of size degradation of iron ores when reduced with carbon monoxide, carbon dioxide, hydrogen, and nitrogen, under conditions resembling those prevailing in the low-temperature reduction zone of a blast furnace.

General Product Information

Document Type Standard
Status Current
Publisher International Organization for Standardization
Committee TC 102
Supersedes
  • ISO/DIS 4696-1 : 60.00 (2015)
  • ISO 4696 : 1984
  • ISO 4696-1 : 2007