ISO 5074:2015

Hard coal — Determination of Hardgrove grindability index

Publication date: Sep 29, 2015

General information

Current stage: 90.93 Effective date: Apr 9, 2021

Originator: ISO

Owner: ISO/TC 27/SC 5

Type: International Standard

ICS: 73.040

Languages: English

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Status: Published

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Scope

ISO 5074:2015 specifies the method for determining the grindability index of hard coal using the Hardgrove machine. It also specifies the procedure for calibrating the test machine and for preparing the standard reference coal samples.
NOTE In this International Standard, the term "hard coal" is used as an indication of maturity or rank in the coalification sequence and is not related to the physical properties of the coal.

Life cycle

PREVIOUSLY

Revises
ISO 5074:1994

NOW

PUBLISHED
ISO 5074:2015
90.93 Standard confirmed
Apr 9, 2021

National adoptions

SSH ISO 5074:2015

DPS

Hard coal — Determination of Hardgrove grindability index

60.60 Standard published

DPS/KT 19 more

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