Estimation of Grain Orientation in an Anisotropic Weld by Using a Model of Ultrasonic Propagation in an Inverse Scheme

Table 11

Comparison of the dispersion of each variable obtained in those two cases 𝛿 = 10° and 𝛿 = 20°, P wave experimental data, (°).

	𝜃1	𝜃2	𝜃3	𝜃4	𝜃5	𝜃6	𝜃7	𝜃8	𝜃9
Δ𝜃𝑖; (𝛿 = 10°)	0.08	0.24	3.53	1.85	1.26	1.13	0.40	0.99	6.66
Δ𝜃𝑖; (𝛿 = 20°)	1.34	11.99	9.21	3.14	8.26	11.58	1.63	0.95	11.99
	𝜃10	𝜃11	𝜃12	𝜃13	𝜃14	𝜃15	𝜃16	𝜃17
Δ𝜃𝑖; (𝛿 = 10°)	2.27	3.72	6.18	6.72	3.81	3.94	4.97	0.29
Δ𝜃𝑖; (𝛿 = 20°)	6.59	11.77	0.97	4.17	8.63	4.64	5.38	0.48