Study on Deterioration Effect of Dynamic Mechanical Properties of Granite at Subzero Temperatures

Table 1

Basic physical parameters of granite.

Rock type	Velocity of longitudinal wave m·s^-1		Dry density kg·m^-3	Saturated density kg·m^-3	Saturation rate %
	Dry	Saturated
Granite	3788	4519	2889	2903	0.41