Research Article

Effect of Annealing on Strain-Temperature Response under Constant Tensile Stress in Cold-Worked NiTi Thin Wire

Table 1

The transformation temperature (°C) and heats of transformation (J/g) obtained from the DCS curves.

Samples R s R 𝑓 Δ 𝐻 R M s M 𝑓 Δ 𝐻 M A s A 𝑓 Δ 𝐻 A

350°C-10 minutes67.1250.245.78832.248.5412.0659.6079.5925.26
450°C-10 minutes62.1958.697.59346.1837.1415.7978.6188.8525.93
550°C-10 minutes67.6060.9531.6892.36105.3426.43
650°C-10 minutes71.1962.9929.9495.33113.2828.70