Table 2.

Material properties used to characterize the fatigue behavior of NiTi alloy [28,40].

Parameter	Variable	Magnitude
Fatigue ductility coefficient	${\epsilon }_F^{{}^{\prime }}$	$0.68$
Fatigue strength coefficient	${\sigma }_F^{{}^{\prime }}$	$705\mathrm{MPa}$
Fatigue ductility exponent	c	$-0.6$
Fatigue strength exponent	b	$-0.06$
Modulus of elasticity	E	$42.5\mathrm{GPa}$