Experimental Investigations on Creep Behavior of Coal under Combined Compression and Shear Loading

Table 1

Compression stress and shear stress of specimens corresponding to the peak points.

Test scenario	Specimen number	Axial stress (MPa)	Shear stress (MPa)	Mean value of axial stress (MPa)	Mean value of shear stress (MPa)
	US0-1	16.21	0	16.65	0
	US0-2	17.15	0
	US0-4	16.59	0
	US5-2	15.57	1.36	15.72	1.36
	US5-3	16.69	1.46
	US5-5	14.45	1.26
	US10-1	11.46	2.02	10.81	1.90
	US10-4	11.12	1.96
	US10-5	9.86	1.73
	US15-1	8.45	2.26	8.14	2.18
	US15-2	7.91	2.12
	US15-4	8.05	2.16