ASTM-D720 › Standard Test Method for Free-Swelling Index of Coal
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Scope
1.1 This test method is a small-scale test for obtaining information regarding the free-swelling properties of a coal. The results may be used as an indication of the caking characteristic of the coal when burned as a fuel. This test is not recommended as a method for the determination of expansion of coals in coke ovens.
1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
1.3 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use>.
Keywords
coal; free-swelling index; ICS Number Code 73.040 (Coals)
To find similar documents by ASTM Volume:
05.06 (Gaseous Fuels; Coal and Coke)
To find similar documents by classification:
73.040 (Coals Including lignites Coal products, see 75.160.10)
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Document Number
ASTM-D0720_D0720M-23
Revision Level
2023 EDITION
Status
Current
Modification Type
Reapproval
Publication Date
Dec. 6, 2023
Document Type
Test Method
Committee Number
D05.15