Coupled Effects of Water and Low Temperature on Quasistatic and Dynamic Mechanical Behavior of Sandstone

Table 2

Parameters and test results of the specimens in SHPB tests.

SN	Length (mm)	Diameter (mm)	P-wave (m/s)	Mass (g)	Strain rate (s^-1)	(MPa)	(GPa)
DU-1	50.21	49.18	3536.15	230.07	114.01	133.54	13.56
DU-2	50.25	49.15	3513.99	230.98	145.28	139.16	13.32
DU-3	50.27	49.16	3490.74	229.54	149.05	140.75	13.62
DU-4	50.20	49.14	3510.26	228.76	170.18	145.68	13.65
DU-5	50.19	49.14	3509.56	229.83	180.68	151.18	13.93
DU-6	50.07	49.17	3525.82	228.56	193.00	153.43	14.02
SU-1	50.21	49.22	3511.19	229.52	119.20	78.19	9.71
SU-2	50.21	49.17	3487.04	229.55	125.90	82.66	9.98
SU-3	50.27	49.21	3490.97	229.80	152.80	86.57	10.23
SU-4	50.29	49.18	3541.55	230.51	174.80	92.26	9.95
SU-5	50.27	49.12	3442.92	231.11	183.50	96.98	10.56
SU-6	50.14	49.15	3434.47	229.03	197.30	100.01	10.79
DF-1	50.31	49.17	3493.75	230.88	111.39	136.76	15.62
DF-2	50.23	49.18	3613.43	229.90	130.57	161.07	16.30
DF-3	50.28	49.18	3516.32	229.36	144.82	156.86	16.00
DF-4	50.23	49.14	3587.86	231.13	150.76	164.07	16.02
DF-5	50.29	49.19	3492.13	231.08	159.97	154.04	15.70
DF-6	50.29	49.26	3468.51	229.98	188.68	160.69	16.33
SF-1	50.27	49.27	3490.97	228.97	113.03	84.72	10.26
SF-2	50.36	49.21	3571.63	229.64	154.69	95.02	9.98
SF-3	50.24	49.18	3513.05	230.14	177.85	98.98	11.09
SF-4	50.21	49.17	3438.81	229.04	161.33	100.75	10.78
SF-5	50.22	49.14	3416.33	229.28	188.63	102.04	11.05
SF-6	50.25	49.16	3514.22	230.05	191.26	110.10	11.22

Note: DU: dry unfrozen specimen; SU: saturated unfrozen specimen; DF: dry frozen specimen; SF: saturated frozen specimen; : dynamic uniaxial compressive strength; : dynamic elastic modulus.