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ASTM D 2639/D2639M : 2019
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard Test Method for Plastic Properties of Coal by the Constant-Torque Gieseler Plastometer
Available format(s)
Hardcopy , PDF
Superseded date
10-06-2021
Language(s)
English
Published date
21-03-2019
1.1 This test method covers a relative measure of the plastic behavior of coal when heated under prescribed conditions.
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