Mechanical Properties and Failure Modes of Thick-Walled Cylinder Granites with Different Apertures under Triaxial Compression

Table 3

The value of m in the specimen with an aperture of 10 mm.

(r − r0)/(R − r0)		1	1/2	1/3	1/4	1/5	1/6	1/7	1/8	1/9	1/10
σ 3	σ 1	m
5	177.3	8.3978	8.3975	8.3972	8.3966	8.3957	8.3943	8.3917	8.3860	8.3701	8.2889
10	220.5	8.4858	8.4853	8.4846	8.4837	8.4821	8.4796	8.4750	8.4651	8.4372	8.3219
15	261.1	8.5357	8.5350	8.5340	8.5326	8.5304	8.5269	8.5203	8.5064	8.4674	8.3284
20	296.2	8.6032	8.6024	8.6013	8.5996	8.5970	8.5927	8.5849	8.5682	8.5217	8.3468
30	337.3	8.6781	8.6769	8.6753	8.6730	8.6694	8.6634	8.6525	8.6292	8.5650	8.3685
40	372.5	8.7475	8.7460	8.7440	8.7410	8.7364	8.7288	8.7148	8.6852	8.6041	8.3956
Average of m		8.5746	8.5738	8.5727	8.5710	8.5685	8.5642	8.5565	8.5400	8.4942	8.3416
Variance of m		0.9627	0.9625	0.9623	0.9619	0.9613	0.9603	0.9582	0.9530	0.9330	0.3459