Table 3.

Fitting parameters of Equation (4), calculated dislocations mean free path, and accuracy of the interpolation expressed via R².

Material	q	K 2	p	λ (m)	R 2
C 67	2.79 E6	227.2	1.228	0.17 10−6	0.9998
DP steel 5.5 mm	4.39 E7	3.682	0.4388	0.10 10−7	0.9954
DP steel 5.0 mm	3.01 E6	242.2	1.189	0.15 10−6	0.9946