Numerical Analysis of Flattened Brazilian Disc Test Based on the Cusp Catastrophe Theory

Table 2

Average correction coefficient when flattened Brazilian disc coefficients are different.

Correction coefficient (k)	Flattened Brazilian disc coefficient ()
	0	0.005	0.010	0.015	0.020	0.025	0.030	0.035
Poisson’s ratio ()
0.10	0.9398	0.9188	0.9057	0.8288	0.7772	0.7467	0.6393	0.6393
0.15	0.9404	0.9473	0.9080	0.8398	0.7939	0.7499	0.6537	0.6537
0.20	0.9402	0.9350	0.9231	0.8391	0.7879	0.7731	0.6461	0.6461
0.25	0.9428	0.9650	0.9316	0.8607	0.8086	0.7833	0.6723	0.6723
0.30	0.9586	0.9558	0.9231	0.8750	0.8126	0.7903	0.6596	0.6596
0.35	0.9712	0.9685	0.9256	0.8977	0.7934	0.7638	0.6823	0.6823
0.40	1.0002	0.9911	0.9440	0.8813	0.8014	0.7765	0.6874	0.6874
Average correction coefficient ()	0.9562	0.9542	0.9230	0.8603	0.7962	0.7691	0.6630	0.6545