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ASTM D121-24

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Standard Terminology of Coal and Coke

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1.1 This terminology defines the technical terms used in standards that are the responsibility of Committee D05 on Coal and Coke. The terms are used in:

1.1.1 The sampling of coal and coke under conditions required for most commercial and technical purposes related to coal and coke.

1.1.2 Bias and related statistical testing,

1.1.3 The description of coal, both visually in the field and microscopically in the laboratory,

1.1.4 Chemical and physical analyses of coal and coke,

1.1.5 Classification of coal, and

1.1.6 Certain other related practices and guides applicable to the coal and coke industries.

1.1.7 The values stated in SI units are to be regarded as standard. The value given in parentheses after SI units are provided for information only and are not considered standard.

1.2 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.


SDO ASTM: ASTM International
Document Number D121
Publication Date May 1, 2024
Language en - English
Page Count 14
Revision Level 24
Supercedes
Committee D05.24
Publish Date Document Id Type View
May 1, 2024 D0121-24 Revision
Sept. 1, 2015 D0121-15 Revision
Oct. 1, 2009 D0121-09A Revision
Feb. 1, 2009 D0121-09 Revision
Feb. 15, 2008 D0121-08 Revision
May 1, 2007 D0121-07 Revision
May 1, 2005 D0121-05 Revision
Oct. 1, 2004 D0121-04A Revision
July 1, 2004 D0121-04 Revision
Nov. 10, 2001 D0121-01A Revision
Nov. 10, 2001 D0121-01 Revision
Nov. 10, 2001 D0121-00E01 Revision
March 1, 2024 D0121-15R24 Reaffirmation