I.S. ISO 5074:1987
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
HARD COAL - DETERMINATION OF HARDGROVE GRINDABILITY INDEX
Hardcopy , PDF
10-07-2015
English
24-06-1988
Foreword
1 Scope and field of application
2 References
3 Definition
4 Principle
5 Apparatus
6 Sampling
7 Preparation of test sample
8 Procedure
9 Expression of results
10 Precision
11 Test report
Annex A - Calibration charts
Annex B - Preparation of national standard reference
coal samples with certified hardgrove grindability
indices
Annex C - Calibration of national Hardgrove machines
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