GB/T 15224.1-2004
AbolishedClassification for quality of coal--Part 1:Ash
煤炭质量分级 第1部分:灰分
Application Summary AI generated
This standard specifies the classification of coal based on its ash content, defining quality grades from low to high ash levels. It is applied in the Chinese coal industry for resource evaluation, mining planning, and commercial transactions to ensure coal meets specified quality requirements for various industrial uses. The standard is also used in quality inspection and acceptance procedures for coal trading and utilization.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.