Table 4.

Comparison between experimental and theoretical values of the NFT along with the discrepancies.

Test case	${\mathit{K}}_{\mathit{I}\mathit{c}}^{\mathit{V},\mathit{\rho }}$ (Exp.)	${\mathit{K}}_{\mathit{I}\mathit{c}}^{\mathit{V},\mathit{\rho }}$ (EMC-MS)	${\mathit{K}}_{\mathit{I}\mathit{c}}^{\mathit{V},\mathit{\rho }}$ (EMC-MTS)	Discrepancy (%) (EMC-MS)	Discrepancy (%) (EMC-MTS)
AA7075-AA6061 $0°$—$\rho 1$	52.7	58.1	50.9	10.2	−3.4
AA7075-AA6061 $0°$—$\rho 2$	64.1	70.8	64.8	10.4	1.1
AA7075-AA6061 $0°$—$\rho 4$	82.5	91.2	86.5	10.5	4.8
AA7075-AA6061 $45°$—$\rho 1$	100.5	109.7	106	9.1	5.5
AA 7075-AA6061 $45°$—$\rho 2$	133	149.4	146.7	12.3	10.3
AA7075-AA6061 $45°$—$\rho 4$	186	206.7	204.7	11.1	10.1
AA7075-Cu $30°$—$\rho 1$	81.2	92.2	89.6	13.5	10.3
AA7075-Cu $30°$—$\rho 2$	114.3	126.6	124.7	10.8	9.1
AA7075-Cu $30°$—$\rho 4$	156.2	176.1	174.8	12.7	11.9
AA7075-Cu $60°$—$\rho 1$	71.9	81.8	78.8	13.8	9.6
AA7075-Cu $60°$—$\rho 2$	103.5	110.5	108.3	6.8	4.6
AA7075-Cu $60°$—$\rho 4$	134.3	151.9	150.4	13.1	11.9
Mean discrepancy (%)				11.1	7.7