Nitinol alloy is divided into two categories according to the morphology, one is Nitinol wire, and the other is Nitinol rope, produced according to astm f2063.
Nitinol properties Please refer to the table below.
Alloy | Chemical composition | AF (Fully annealed) | Min. elongation to failure [%] | Max. Residual elongation after 6% strain [%] | Main Applications | Standard | |
Superelastic Ni-Ti alloy | TiNi- SS | Ti-50.8at % | -5°C ± 5°C. | 10 | 0.1 | Fishing line,Eyeglass Frames, Cellular Phone Antennae, Bra Underwire | ASTM F 2063 |
TN3 TNC | TiNiVAl TiNiCr | -40°C ~50°C | 10 | 0.1 | |||
Normal temperature Ni-Ti alloy | TiNi- YY | Ti-50.7at %Ni | Functional Af=33 ± 3 | 15 | 0.1 | Implantable devices,Bone staples Vascular Stents | |
Ti-Ni- 01 | 55.6~55.8 wt%Ni | 20 – 40 | 15 | 0.1 | Guide wires, Stents Orthodontic Arches | ||
High temperature Ni-Ti alloy | Ti-Ni- 02 | 54.8~55.5wt%Ni | 45 – 95 | 10 | 0.1 | Implantable active devices, Surgical tools, Thermostats Coffeepots | |
TiNiCu | TiNiCu | As-Ms ≤ 5 | 10 | 0.1 |