ASTM-D720 Standard Test Method for Free-Swelling Index of Coal

ASTM-D720 - 2023 EDITION - CURRENT
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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