Nitinol is a shape memory alloy made primarily of nickel and titanium.A Nitinol tube is a hollow cylindrical structure made from Nitinol alloy. It possesses the shape memory effect, which means it can be deformed at a lower temperature and will return to its original shape when heated above a certain transition temperature.
Nitinol tube
A Nitinol tube, also known as a shape memory alloy tube, is a cylindrical structure made from Nitinol, a unique alloy composed primarily of nickel and titanium. Nitinol derives its name from its elemental components (Nickel and Titanium) and the Naval Ordnance Laboratory where it was first developed.The distinguishing feature of Nitinol is its shape memory effect. This effect allows the material to "remember" its original shape and return to it when subjected to a specific temperature change.
| product Name | Nitinol Tube |
| Standard | ASTM F2633-07 |
| Dimension | OD 0.3 ~ 12 mm, WT 0.05 ~ 3.0 mm, L ≤ 1000 mm |
| Alloys | Superelastic and Shape Memory Available |
| Surface Treatment | Natural Oxide, Pickled/Etched, Centerless Ground and Mechanically-cleaned |
| Condition | As Cold-Worked, Straight Strain Annealed and Shape Set Annealed. |
| Certification | Transformed Temperatures, Tensile Properties, Chemical Composition and Customer Specific Requirements |
| use | Formed tubing shapes, beveled needle points, cut lengths, catheter shafts, distal protection, laproscopes, endoscopic guide tubes
and orthodontic guide wires etc. |
Application:
Medical Devices: Nitinol tubes are extensively used in medical applications. They are employed in minimally invasive surgeries, such as endovascular procedures, where they can be compressed and inserted through small incisions.
Aerospace and Defense: Nitinol tubes find applications in aerospace and defense industries. They are used in deployable structures, actuators, and mechanisms that require precise movements and shape changes.
Robotics and Automation: Their shape memory effect allows for flexible and precise movements, enabling applications like robotic arms, grippers, and prosthetic devices.
Industrial and Mechanical Engineering:They can be used in precision positioning systems, damping mechanisms for vibration control, and shape-changing components in machines and equipment.
features:
Shape Memory Effect: This characteristic allows Nitinol tubes to be deformed and then return to their pre-deformed shape when heated above a certain transition temperature.
Superelasticity: This property enables them to undergo significant deformations without permanent damage or loss of mechanical properties.
Biocompatibility: Nitinol is biocompatible, meaning it is well-tolerated by the human body and does not cause adverse reactions or toxicity.
High Strength-to-Weight Ratio: Nitinol tubes exhibit a high strength-to-weight ratio, making them lightweight yet strong and durable.
Corrosion Resistance: Nitinol tubes have excellent corrosion resistance due to the formation of a protective oxide layer on their surface.
Fatigue Resistance: Nitinol tubes demonstrate excellent fatigue resistance, allowing them to withstand repeated deformations without experiencing fatigue failure.
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