Table 1.

Mechanical parameters of CG and UFG Ti Grade 4.

	CG Ti	UFG Ti
Young’s modulus, $E$, GPa	110	110
Poisson’s ratio	0.32	0.32
Ultimate tensile stress, MPa	730 ± 7	1255 ± 10
Yield stress, MPa	500 ± 15	1200 ± 30