Standard Historical Last Updated: Aug 16, 2017 Track Document
ASTM D720-91(2004)

Standard Test Method for Free-Swelling Index of Coal

Standard Test Method for Free-Swelling Index of Coal D0720-91R04 ASTM|D0720-91R04|en-US Standard Test Method for Free-Swelling Index of Coal Standard new BOS Vol. 05.06 Committee D05
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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.

This standard does not purport to address all of the safety concerns, 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.

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Details
Book of Standards Volume: 05.06
Developed by Subcommittee: D05.15
Pages: 5
DOI: 10.1520/D0720-91R04
ICS Code: 73.040