Superelastic nitinol pipe shape memory tube medical use
Ni: 55.4% --56.2% C≤0.07 H≤0.005 O≤0.050 N:≤ 0.05
Standard for nitinol
ASTM F2063-05 Q/XB1516 Customer specified or Industry Standard
Alloy | Chemical composition | Af(Fully annealed) | Min. elongation to failure [%] | Max. Residual elongation after 6% strain [%] | Main Applications | |
Superelastic Ni-Ti alloy | TiNi-SS | Ti-50.8at% | -5°C ± 5°C. | 10 | 0.1 | Eyeglass Frames, Cellular Phone Antennae, Bra Underwire |
TN3 TNC | TiNiVAl TiNiCr | -40°C ~50°C | 10 | 0.1 | ||
Body 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 |
Component | wt % |
Nickel | 54,50-57,00 |
Cobalt | max. 0,050 |
Iron | max. 0,050 |
Carbon | max. 0,050 |
Nioium | max. 0,025 |
Copper | max. 0,010 |
Chromium | max. 0,010 |
Oxygen + Nitrogen | max. 0,050 |
Hydrogen | max. 0,005 |
Titanium | balance |
Ultimate Tensile Strength | min. 1000 MPa |
Fracture Elongation | min. 10 % |
Loading Plateau Stress (at 3% strain) | min. 380 MPa |
Permanent Set (after 6% strain) | max. 0,3 % |
Austenite Finish Temperature(Af) | max. 15 ℃ |