Shock and Vibration / 2018 / Article / Tab 1

Research Article

Strength and Failure Characteristics of Natural and Water-Saturated Coal Specimens under Static and Dynamic Loads

Table 1

Natural and saturated specimen parameters under uniaxial static compressive tests.

Specimen
number
Saturated
status
Diameter/
mm
Length/
mm
Density/gcm−3 Strength/MPa Failure strain/% Elastic modulus/GPa
DryWetTestedAverageTestedAverageTestedAverage

A1Natural
Natural
Natural
4.972.861.41/43.1142.7128.5725.642.622.65
A24.982.951.39/42.9522.792.74
A33.983.021.41/42.0725.572.59
A47D water
7D water
7D water
4.973.001.411.4725.3022.1720.5323.011.281.77
A54.983.051.381.4620.8132.712.11
A64.983.011.371.4520.4015.781.92

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