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GB/T 23561.9-2009
Methods for determining the physical and mechanical properties of coal and rock - Part 9: Methods for determining the triaxial strength and deformation parameters of coal and rock
GB/T 23561.8-2009
Methods for determining the physical and mechanical properties of coal and rock - Part 8: Methods for determining the deformation parameters of coal and rock
GB/T 23561.7-2009
Methods for determining the physical and mechanical properties of coal and rock - Part 7: Methods for determining the uniaxial compressive strength and counting softening coefficient
GB/T 23561.6-2009
Methods for determining the physical and mechanical properties of coal and rock - Part 6: Methods for determining the moisture content of coal and rock
GB/T 23561.5-2009
Methods for determining the physical and mechanical properties of coal and rock - Part 5: Methods for determining the water absorbability of coal and rock
GB/T 23561.4-2009
Methods for determining the physical and mechanical properties of coal and rock - Part 4: Methods for calculating the porosity of coal and rock
GB/T 23561.3-2009
Methods for determining the physical and mechanical properties of coal and rock - Part 3: Methods for determining the block density of coal and rock
GB/T 23561.2-2009
Methods for determining the physical and mechanical properties of coal and rock - Part 2: Methods for determining the true density of coal and rock
GB/T 23561.1-2009
Methods for determining the physical and mechanical properties of coal and rock - Part 1: General requirements for sampling
GB/T 20104-2006
Method for identifying tendency of coal to spontaneous combustion by oxygen absorption with chromatograph