ASTM D121-08

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation:D121–08
Standard Terminology of
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Coal and Coke
This standard is issued under the fixed designation D 121; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope the Maceral Composition of Coal
D 2961 Test Method for Single-Stage Total Moisture Less
1.1 This terminology defines the technical terms used in
than 15 % in Coal Reduced to 2.36-mm (No. 8 Sieve)
standards that are the responsibility of Committee D05 on Coal
Topsize
and Coke. The terms are used in:
D 3172 Practice for Proximate Analysis of Coal and Coke
1.1.1 The sampling of coal and coke under conditions
D 3173 Test Method for Moisture in theAnalysis Sample of
required for most commercial and technical purposes related to
Coal and Coke
coal and coke.
D 3174 TestMethodforAshintheAnalysisSampleofCoal
1.1.2 Bias and related statistical testing,
and Coke from Coal
1.1.3 The description of coal, both visually in the field and
D 3175 Test Method for Volatile Matter in the Analysis
microscopically in the laboratory,
Sample of Coal and Coke
1.1.4 Chemical and physical analyses of coal and coke,
D 3176 Practice for Ultimate Analysis of Coal and Coke
1.1.5 Classification of coal, and
D 3180 Practice for Calculating Coal and Coke Analyses
1.1.6 Certain other related practices and guides applicable
from As-Determined to Different Bases
to the coal and coke industries.
D 3302 Test Method for Total Moisture in Coal
2. Referenced Documents D 4371 Test Method for Determining theWashability Char-
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acteristics of Coal
2.1 ASTM Standards:
D 4596 Practice for Collection of Channel Samples of Coal
D 388 Classification of Coals by Rank
in a Mine
D 720 Test Method for Free-Swelling Index of Coal
D 4749 Test Method for Performing the Sieve Analysis of
D 1412 Test Method for Equilibrium Moisture of Coal at 96
Coal and Designating Coal Size
to 97 Percent Relative Humidity and 30°C
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D 4916 Practice for Mechanical Auger Sampling
D 1857 Test Method for Fusibility of Coal and Coke Ash
D 5061 Test Method for Microscopical Determination of
D 2013 Practice for Preparing Coal Samples for Analysis
the Textural Components of Metallurgical Coke
D 2234/D 2234M Practice for Collection of a GrossSample
D5114 Test Method for Laboratory Froth Flotation of Coal
of Coal
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in a Mechanical Cell
D 2361 Test Method for Chlorine in Coal
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D 5192 Practice for Collection of Coal Samples from Core
D 2795 Test Methods for Analysis of Coal and Coke Ash
D 5263 Test Method for Determining the Relative Degree
D 2797 Practice for Preparing Coal Samples for Micro-
of Oxidation in Bituminous Coal by Alkali Extraction
scopical Analysis by Reflected Light
D 5515 Test Method for Determination of the Swelling
D 2798 Test Method for Microscopical Determination of
Properties of Bituminous Coal Using a Dilatometer
the Vitrinite Reflectance of Coal
D 5865 Test Method for Gross Calorific Value of Coal and
D 2799 Test Method for Microscopical Determination of
Coke
D 6316 Test Method for Determination of Total, Combus-
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tible and Carbonate Carbon in Solid Residues from Coal
This terminology is under the jurisdiction of ASTM Committee D05 on Coal
and Coke and is the direct responsibility of Subcommittee D05.30 on Quality
and Coke
Assurance.
D 6518 Practice for Bias Testing a Mechanical Coal Sam-
Current edition approved Feb. 15, 2008. Published April 2008. Originally
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pling System
approved in 1921. Last previous edition approved in 2007 as D 121 – 07.
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E 177 Practice for Use of the Terms Precision and Bias in
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
ASTM Test Methods
Standards volume information, refer to the standard’s Document Summary page on
E 456 Terminology Relating to Quality and Statistics
the ASTM website.
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Withdrawn. The last approved version of this historical standard is referenced
on www.astm.org.
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D121–08
3. Terminology D 4749
attrital coal—See attrital coal under coal.
air-dried moisture—this term has been used inappropriately to
auger increment, n—the retained portion of one extraction
refer to both residual moisture and air-dry loss. Because of
operation of the auger. D 4916
the potential for confusion, this term shall not be used.
banded coal—See banded coal under coal.
air drying, n—a process of partial drying of coal to bring its
basis—See reporting bases.
moisture near to equilibrium with the atmosph
...