General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 18702-2002
Scope
This standard specifies the method for measuring the angle of repose of coal. This standard applies to the determination of the angle of repose of bituminous coal, anthracite and lignite.
GB/T 18702-2002 history
2002GB/T 18702-2002 Determination of angle of repose of coal