Mechanical Properties of High-Temperature Granite under Liquid Nitrogen Cooling

Table 1

Compressive strength data of different specimens.

Rock sample name	Compressive strength (MPa)	Average value (MPa)
25-1 non	64.65	56.195
25-2 non	47.74
25-1	39.86	47.86
25-2	55.86
100-1	44.09	44.83
100-2	45.57
200-1	68.46	59.23
200-2	50.00
300-1	29.66	28.36
300-2	27.05
400-1	44.36	48.58
400-2	52.80