Experimental Study of the Rock Mechanism under Coupled High Temperatures and Dynamic Loads

Table 1

Rock parameters obtained from the uniaxial compressive test under various temperatures.

Temperature (°C)	Compressive strength (MPa)	Strain ε()	Young’s modulus E (GPa)
25	80.6	2.12	34.7
100	74.5	2.15	31.8
200	65.4	4.03	29.6
400	48.3	5.92	22.93
600	49.6	11.2	19.34
800	34.2	14.64	4.6