Experimental Study on Permeability and Deformation Characteristics of Bedding Shale under Triaxial Shear-Seepage Coupling

Table 2

The shear stress characteristic values of shale with different bedding orientations under triaxial shear - seepage coupling test.

No.	/MPa	𝜃/°	/MPa	/MPa	/MPa	/MPa
Y-01	10	0	16.67	61.47	82.30	104.18	0.16	0.59	0.79
Y-02		30	9.67	36.74	50.92	64.45	0.15	0.57	0.79
Y-03		45	5.39	16.17	22.83	31.71	0.17	0.51	0.72
Y-04		60	7.71	22.70	31.69	42.83	0.18	0.53	0.74
Y-05		90	13.00	26.00	45.81	61.90	0.21	0.42	0.74
Y-06	20	0	21.49	65.53	85.94	107.43	0.20	0.61	0.80
Y-07		30	14.43	44.09	68.95	80.17	0.18	0.55	0.86
Y-08		45	6.83	19.36	30.37	37.96	0.18	0.51	0.80
Y-09		60	10.05	31.32	49.04	59.09	0.17	0.53	0.83
Y-10		90	15.01	41.09	61.64	79.02	0.19	0.52	0.78
Y-11	30	0	25.82	71.60	100.95	117.38	0.22	0.61	0.86
Y-12		30	17.25	53.78	82.19	101.47	0.17	0.53	0.81
Y-13		45	10.14	32.82	47.74	59.67	0.17	0.55	0.80
Y-14		60	16.25	40.64	60.14	81.27	0.20	0.50	0.74
Y-15		90	20.28	47.65	78.06	101.38	0.20	0.47	0.77