Nitinol Wire Superelastic Shape Memory Alloy for Medical Aerospace
| Attribute | Value |
|---|---|
| Electrical Resistivity | 82.6 μΩ·cm |
| Surface State | bright and black |
| Shipping Way | By air/sea/express |
| Shape Memory Temperature | 50-100°C |
| Hs Code | 750522 |
| Applications | Medical devices, aerospace, automotive, consumer electronics |
| Superelasticity | Yes |
| Product Composition | Titanium Nickel |
| Specification | Customized |
| Customization | Support |
Nickel titanium alloy wire, better known as Nitinol, is one of our top products, delivering a material that's both versatile and durable. This alloy, made from roughly equal parts nickel and titanium, is renowned for its shape memory and superelastic properties, making it essential for industries like medical, aerospace, and robotics.
| Grade | Chemical Composition | Transformation Temperature (Af) Range | Tensile Strength (MPa) | Elongation (%) | Main Applications |
|---|---|---|---|---|---|
| NiTi-01M (Superelastic) | Ni: 54.5-57.0%, Ti: Balance | -25~35°C | 800-1100 | 10-20 | Medical orthodontic wires, root canal files, vascular stents |
| NiTi-02 | Ni: 55.0-56.5%, Ti: Balance | 0~80°C | 700-1000 | 8-15 | Shape memory alloys, temperature control devices |
| CuNiTi (Ternary Alloy) | Ni: 54.0-56.0%, Cu: 0.5-2.0%, Ti: Balance | -25~35°C | 850-1200 | 12-25 | Medical guidewires, sutures, staplers |
- Shape Memory Effect: Returns to pre-set shape when heated, ideal for smart actuators and orthodontic wires
- Superelasticity: Stretches and recovers instantly, perfect for stents and flexible components
- Corrosion Resistance: Titanium-rich oxide layer withstands bodily fluids, saline, and harsh chemicals
- Durability: Outperforms traditional metals like steel with minimal degradation in acidic environments
- Medical Devices: Stents, guidewires, orthodontic wires (biocompatibility and flexibility)
- Aerospace: Actuators and vibration dampers for extreme conditions
- Robotics: Smart actuators with precision movement
- Automotive: Safety systems including seatbelt mechanisms
- Industrial: Springs, fasteners, and sensors for automation
The Nitinol wire market is valued at $1.4 billion in 2025 with projected growth to $2.9 billion by 2033 (8.3% CAGR). Key drivers include medical devices for minimally invasive surgeries, expanding robotics and aerospace sectors, and electric vehicle thermal management systems.
Our 12,000㎡ factory operates under ISO 9001 standards with an annual output of 1,200 tons. All products undergo rigorous testing including high temperature, high pressure, and corrosion resistance evaluations before dispatch. We provide multilingual after-sales support and technical consulting.
Nickel titanium alloy wire, or Nitinol, is a shape memory and superelastic alloy made of roughly equal parts nickel and titanium, used in medical and industrial applications.
Grades include superelastic (high flexibility) and shape memory (heat-activated shape recovery), tailored for specific transition temperatures and applications.
It returns to a pre-set shape when heated above its transition temperature (0-100°C), ideal for actuators and medical devices.
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