ISO 5074:1994Withdrawn

Hard coal — Determination of Hardgrove grindability index

Houille — Détermination de l'indice de broyabilité Hardgrove

This edition has been replaced by ISO 5074:2015.

Abstract / scope

Cancels and replaces the first edition (1980). Specifies the method for determining the grindability index of hard coal using the Hardgrove machine. Also specifies the procedure for calibrating the test machine and for preparing the standard reference coal samples.

Life cycle

Replaces

ISO 5074:1980WithdrawnHard coal — Determination of Hardgrove grindability indexInternational Standard · Published 1 Oct 1980 · ISO/TC 27

Replaced by

ISO/CD 5074Deleted (project abandoned)Hard coal — Determination of Hardgrove grindability indexInternational Standard · ISO/TC 27/SC 5 ISO 5074:2015PublishedHard coal — Determination of Hardgrove grindability indexInternational Standard · Published 29 Sep 2015 · ISO/TC 27/SC 5