Investigation of Sandstone Mesostructure Damage Caused by Freeze-Thaw Cycles via CT Image Enhancement Technology

Table 1

Physical parameters of rock samples.

Rock sample	Diameter (mm)	Height (mm)	Quality (g)	Density (g/cm^3)	Tensile strength (MPa)
M1	49.00	100.84	492.54	2.59	4.46
M2	48.82	99.84	481.75	2.58	4.38
M3	48.64	101.22	479.68	2.55	4.71
A1	50.42	100.32	396.56	1.98	0.82
A2	50.28	99.12	383.79	1.95	0.90
A3	50.01	101.16	414.36	2.09	0.84