GB/T 15224.3-2022: Classification for quality of coal - Part 3: Calorific value

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Scope

This document specifies the classification, naming and inspection of coal calorific value
according to the range of high calorific value on dry basis (Qgr,d).
This document is applicable to the exploration and evaluation of coal resources. It
guides the production, processing and utilization of coal.

Basic Data

Standard ID	GB/T 15224.3-2022 (GB/T15224.3-2022)
Description (Translated English)	Classification for quality of coal - Part 3: Calorific value
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	D20
Word Count Estimation	5,590
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration