Mechanical Properties of High-Temperature Granite under Liquid Nitrogen Cooling

Table 4

Poisson’s ratio of different samples.

Rock sample name	Poisson’s ratio	Average value
25-1 non	0.55	0.545
25-2 non	0.54
25-1	0.42	0.450
25-2	0.48
100-1	0.51	0.575
100-2	0.64
200-1	0.40	0.470
200-2	0.54
300-1	0.58	0.530
300-2	0.48
400-1	0.50	0.475
400-2	0.45