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ASTM D388-23
Standard Classification of Coals by Rank
Translate name
STANDARD published on 15.5.2023
The information about the standard:
Designation standards: ASTM D388-23
Publication date standards: 15.5.2023
SKU: NS-1146266
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: American technical standard
Category: Technical standards ASTM
The category - similar standards:
Annotation of standard text ASTM D388-23 :
This specification covers the classification of coals by rank, that is, according to their degree of metamorphism, or progressive alteration, in the natural series from lignite to anthracite. These coals are mainly composed of vitrinite. The classification shall be based on gradational properties that depend on the degree of metamorphism. The classification shall also be according to fixed carbon and gross calorific value calculated to the mineral-matter-free basis.
Keywords:
anthracite, bituminous, coal, lignite, rank,, ICS Number Code 75.160.10 (Solid fuels)
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