Experimental and Numerical Failure Analysis of Adhesive Composite Joints

Table 3

Fracture energies in the pure mode II obtained by the DBT, CBM, and CCM (KJ/m²).

Crack length (mm)	DBT	CBM	CCM
30	1.34	1.1	1.2
40	1.66	1.34	1.41
50	2	1.66	1.66
60	1.876	1.714	1.83
70	1.86	1.74	1.86
80	1.9	1.9	2
90	1.72	1.83	1.95
Average 𝐺𝐼	1.765	1.612	1.701