GB/T 2565-2014
Determination of grindability index of coal.Hardgrove method (English Version)

Standard No.

GB/T 2565-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 2565-2014

Replace

GB/T 2565-1998

Scope

This standard specifies the method summary, reagents and materials, instruments and equipment, coal sample preparation, instrument calibration, measurement procedures, and result calculation for the determination of coal grindability index (HGI) by the Hardgrove method (hereinafter referred to as the Hardgrove method). , method precision and test report, etc. This standard applies to bituminous coal and anthracite.

GB/T 2565-2014 Referenced Document

• GB 474 Method for preparation of coal sample
• GB/T 19494.2 Mechanized Coal Sampling Part 2: Preparation of Coal Samples*， 2023-11-27 Update
• GB/T 483 General rules for analytical and testing methods of coal
• GB/T 6003.1 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth*， 2022-10-12 Update

GB/T 2565-2014 history

• 2014 GB/T 2565-2014 Determination of grindability index of coal.Hardgrove method
• 1998 GB/T 2565-1998 Determination of grindability index of coal(Hardgrove method)