ASTM D121-07

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Designation:D121–07
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 (e) indicates an editorial change since the last revision or reapproval.
1. Scope D 2799 Test Method for Microscopical Determination of
the Maceral Composition of Coal
1.1 This standard defines the technical terms used in stan-
D 2961 Test Method for Single-Stage Total Moisture Less
dardsthataretheresponsibilityofCommitteeD05onCoaland
than 15 % in Coal Reduced to 2.36-mm (No. 8 Sieve)
Coke. The terms are used in:
Topsize
1.1.1 The sampling of coal and coke under conditions
D 3172 Practice for Proximate Analysis of Coal and Coke
required for most commercial and technical purposes related to
D 3173 Test Method for Moisture in theAnalysis Sample of
coal and coke.
Coal and Coke
1.1.2 Bias and related statistical testing,
D 3174 TestMethodforAshintheAnalysisSampleofCoal
1.1.3 The description of coal, both visually in the field and
and Coke from Coal
microscopically in the laboratory,
D 3175 Test Method for Volatile Matter in the Analysis
1.1.4 Chemical and physical analyses of coal and coke,
Sample of Coal and Coke
1.1.5 Classification of coal, and
D 3176 Practice for Ultimate Analysis of Coal and Coke
1.1.6 Certain other related practices and guides applicable
D 3180 Practice for Calculating Coal and Coke Analyses
to the coal and coke industries.
from As-Determined to Different Bases
2. Referenced Documents D 3302 Test Method for Total Moisture in Coal
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D 4371 Test Method for Determining theWashability Char-
2.1 ASTM Standards:
acteristics of Coal
D 388 Classification of Coals by Rank
D 4596 Practice for Collection of Channel Samples of Coal
D 720 Test Method for Free-Swelling Index of Coal
in a Mine
D 1412 Test Method for Equilibrium Moisture of Coal at 96
D 4749 Test Method for Performing the Sieve Analysis of
to 97 Percent Relative Humidity and 30°C
Coal and Designating Coal Size
D 1857 Test Method for Fusibility of Coal and Coke Ash
D 4916 Practice for Mechanical Auger Sampling
D 2013 Practice for Preparing Coal Samples for Analysis
D 5061 Test Method for Microscopical Determination of
D 2234/D 2234M Practice for Collection of a GrossSample
the Textural Components of Metallurgical Coke
of Coal
D5114 Test Method for Laboratory Froth Flotation of Coal
D 2361 Test Method for Chlorine in Coal
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in a Mechanical Cell
D 2795 Test Methods for Analysis of Coal and Coke Ash
D 5192 Practice for Collection of Coal Samples from Core
D 2797 Practice for Preparing Coal Samples for Micro-
D 5263 Test Method for Determining the Relative Degree
scopical Analysis by Reflected Light
of Oxidation in Bituminous Coal by Alkali Extraction
D 2798 Test Method for Microscopical Determination of
D 5515 Test Method for Determination of the Swelling
the Vitrinite Reflectance of Coal
Properties of Bituminous Coal Using a Dilatometer
D 5865 Test Method for Gross Calorific Value of Coal and
Coke
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This terminology is under the jurisdiction of ASTM Committee D05 on Coal D 6316 Test Method for Determination of Total, Combus-
and Coke and is the direct responsibility of Subcommittee D05.30 on Quality
tible and Carbonate Carbon in Solid Residues from Coal
Assurance.
and Coke
Current edition approved May 1, 2007. Published May 2007. Originally
D 6518 Practice for Bias Testing a Mechanical Coal Sam-
approved in 1921. Last previous edition approved in 2004 as D 121 – 04a.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
pling System
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
E 177 Practice for Use of the Terms Precision and Bias in
Standards volume information, refer to the standard’s Document Summary page on
ASTM Test Methods
the ASTM website.
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Withdrawn.
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D121–07
E 456 Terminology Relating to Quality and Statistics which it leaves the mine property or loading facility.
D 4749
3. Terminology
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 atmosphere in the
bed moisture—synonym for inherent moist
...