Experimental and Numerical Studies on Permeability Properties of Thermal Damaged Red Sandstone under Different Confining Pressures

Table 1

Equivalent permeability coefficient of red sandstone specimens at different temperatures and confining pressures (×10^-18 m²).

(MPa)	(°C)
	200	300	400	500	600	800
10	1.16	3.00	7.61	24.52	124.40	1389.65
15	0.74	2.32	5.50	18.51	68.92	1200.00
20	0.51	1.70	4.10	13.39	50.00	975.14
25	0.32	1.23	3.14	10.24	37.23	861.49
30	0.18	0.79	2.54	7.52	24.52	660.62