Numerical Simulation of the Influence of Width of a Prefabricated Crack on the Dimensionless Stress Intensity Factor of Notched Semi-Circular Bend Specimens

Table 2

Errors of dimensionless stress intensity factors of the NSCB specimens due to different widths of prefabricated cracks.

Crack width, 2b (mm)
	0.4	0.5	0.6	0.4	0.5	0.6	0.4	0.5	0.6	0.4	0.5	0.6
0.0	0.000	0.000	0.000	0.000	0.000	0.000	0.000	0.000	0.000	0.000	0.000	0.000
0.2	0.274	0.277	0.351	0.293	0.240	0.412	0.283	0.288	0.453	0.313	0.367	0.376
0.4	0.513	0.609	0.784	0.559	0.633	0.858	0.566	0.648	0.879	0.589	0.704	0.823
0.6	0.787	0.941	1.176	0.825	0.960	1.286	0.827	0.990	1.304	0.883	1.056	1.281
0.8	1.060	1.274	1.588	1.064	1.331	1.682	1.088	1.331	1.716	0.939	1.393	1.728
1.0	1.334	1.661	1.980	1.330	1.636	2.095	1.371	1.673	2.155	1.436	1.729	2.139
1.2	1.573	1.855	2.351	1.623	1.920	2.474	1.654	1.997	2.567	1.712	2.112	2.551
1.4	1.813	2.132	2.702	1.862	2.247	2.952	1.959	2.321	2.979	1.988	2.418	2.962
1.6	2.018	2.409	3.053	2.128	2.531	3.266	2.199	2.609	3.418	2.264	2.770	3.362
1.8	2.223	2.658	3.403	2.394	2.814	3.629	2.438	2.915	3.830	2.558	3.107	3.797
2.0	2.428	2.907	3.733	2.634	3.120	3.991	2.721	3.239	4.325	2.835	3.444	4.197