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BS ISO 4701:2017

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Iron ores and direct reduced iron. Determination of size distribution by sieving
Available format(s)

Hardcopy , PDF

Superseded date

04-26-2019

Language(s)

English

Published date

12-19-2017

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principles and planning
5 Apparatus
6 Samples
7 Procedures
8 Verification
9 Results
10 Test report and working log
11 Precision
Annex A (informative) - Steps for establishing
        operating conditions
Annex B (normative) - Scheme of sample
        preparation and sieving procedure
Annex C (normative) - Maximum mass to be
        retained at completion of batch sieving
Annex D (informative) - Size apertures in R20
        and R40/3 series
Annex E (informative) - Typical batch sieving
        apparatus
Annex F (informative) - Desirable features of
        mechanical sieving machines
Annex G (normative) - Procedure for determining
        the minimum mass of sample used for sieving
Annex H (normative) - Flowsheet of the procedure
        for the acceptance of analytical values for
        test portions
Annex I (informative) - Additional information
Annex J (normative) - Determination of the average
        particle size (APS)
Bibliography

Describes the methods to be employed for determination of size distributions by sieving of iron ore and direct reduced iron (exclude briquetted iron), utilizing sieves having aperture sizes of 36 [mu]m or larger.

Committee
W/-
DevelopmentNote
Supersedes BS 5663-2(1987) and 07/30147937 DC. (12/2008)
DocumentType
Standard
Pages
46
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
ISO 4701:2008 Identical
ISO 4701:2017 Identical

ISO 11323:2010 Iron ore and direct reduced iron Vocabulary
ISO 3310-1:2016 Test sieves Technical requirements and testing Part 1: Test sieves of metal wire cloth
ISO 3310-2:2013 Test sieves — Technical requirements and testing — Part 2: Test sieves of perforated metal plate
ISO 10835:2007 Direct reduced iron and hot briquetted iron Sampling and sample preparation
ISO 3082:2017 Iron ores — Sampling and sample preparation procedures
ISO 565:1990 Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings
ISO 3086:2006 Iron ores Experimental methods for checking the bias of sampling
ISO 2591-1:1988 Test sieving — Part 1: Methods using test sieves of woven wire cloth and perforated metal plate
ISO 3085:2002 Iron ores Experimental methods for checking the precision of sampling, sample preparation and measurement
ISO 3852:2007 Iron ores for blast furnace and direct reduction feedstocks — Determination of bulk density
ISO 3087:2011 Iron ores Determination of the moisture content of a lot

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