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AS 1038.20-1992

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Coal and coke - Analysis and testing Higher rank coal - Hardgrove grindability index
Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Superseded date

06-30-2017

Language(s)

English

Published date

06-15-1992

Preview

1 - AS 1038.20-1992 COAL AND COKE - ANALYSIS AND TESTING - HIGHER RANK COAL - HARDGROVE GRINDABILITY INDEX
4 - PREFACE
4 - CONTENTS
5 - FOREWORD
6 - 1 SCOPE
6 - 2 REFERENCED DOCUMENTS
6 - 3 DEFINITIONS
6 - 3.1 Higher rank coal
6 - 4 PRINCIPLE
6 - 5 APPARATUS
6 - 5.1 Weighing device
6 - 5.2 Weighing device
6 - 5.3 Sample divider
6 - 5.4 Crusher
6 - 5.5 Sieves
6 - 5.6 Mechanical sieving machine*
7 - 5.7 Grindability machine
7 - 6 SAMPLE PREPARATION
7 - 7 PROCEDURE
8 - 8 CALCULATION OF RESULT
8 - 9 REPORTING OF RESULT
8 - 10 PRECISION
8 - 11 TEST REPORT
10 - APPENDIX A - CALIBRATION OF HARDGROVE GRINDABILITY MACHINE
10 - A1 SCOPE
10 - A2 TEST SAMPLES
10 - A3 PROCEDURE
10 - A4 APPLICATION

Sets out the method for determining the grindability index of higher rank coal, using the Hardgrove machine. Calibration using ASCRM 011 is included.

This Standard sets out the method for determining the grindability index of higher rank coal, using the Hardgrove machine. It also prescribes the procedure for calibration of the test machines, using Australian standard certified reference materials (ASCRMs).

Committee
MN-001
DocumentType
Standard
ISBN
0 7262 7369 4
Pages
5
ProductNote
HGI (Hardgrove grindability index) Standard
PublisherName
Standards Australia
Status
Superseded
SupersededBy
Supersedes

Under Revision see DR 01278 CP First published as AS K164-1967.Revised and redesignated AS 1038.20-1981.Second edition 1992. First published as AS K164-1967. Revised and redesignated AS 1038.20-1981. Second edition 1992.

AS 2646.6-1984 Sampling of solid mineral fuels Hard coal - Preparation of samples
AS 1152-1993 Specification for test sieves
AS 2706-1984 Numerical values - Rounding and interpretation of limiting values
AS 2096-1987 Classification and coding systems for Australian coals (Reconfirmed 2013) (Reconfirmed 2023)
AS 1038.16-1996 Coal and coke - Analysis and testing - Assessment and reporting of results

AS 2519-1993 Guide to the technical evaluation of higher rank coal deposits (Reconfirmed 2013) (Reconfirmed 2023)
TR 2.11-7 Certified reference materials - Coal - Preparation and certification of ASCRM 011-7 (Hardgrove grindability index)
AS 1038.16-1996 Coal and coke - Analysis and testing - Assessment and reporting of results
AS 1038.16-1996 Coal and coke - Analysis and testing - Assessment and reporting of results
TR 2.11-1992 Certified reference materials - Coal - Preparation and certification of ASCRM 011-3 (Hardgrove grindability index)
AS 4264.1-1995 Coal and coke - Sampling Higher rank coal - Sampling procedures
TR 2.11-6 Certified reference materials - Coal - Preparation and certification of ASCRM 011-6 (Hardgrove grindability index)
AS 2418-1995 Coal and coke - Glossary of terms (Reconfirmed 2013) (Reconfirmed 2023)
AS 4156.1-1994 Coal preparation Higher rank coal - Float and sink testing (Reconfirmed 2013)

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