Nitinol Strips

Nitinol strips are a type of shape memory alloy made as the standard ASTM F2063. This standard covers the chemical, physical, mechanical, and metallurgical requirements for making nitinol flat wire and also the Nitinol rods and sheets and tubes, etc. and it is containing nominally 54.5 % to 57.0 % nickel. They are mainly used to produce medical devices and surgical implants.

              TABLE 1 Chemical Requirements

Element %                                                    (mass/mass)

Nickel                                                              54.5 to 57.0

Carbon, maximum                                         0.050

Cobalt, maximum                                           0.050

Copper, maximum                                          0.010

Chromium, maximum                                   0.010

Hydrogen, maximum                                     0.005

Iron, maximum                                                  0.050

Niobium, maximum                                        0.025

Nitrogen plus Oxygen, maximum           0.050

Titanium Balance

 

 

                                                        TABLE 2  Annealed Mechanical Properties                                                                       

The diameter or Distance                          Tensile Strength MPa,                              Elongation in 50 mm (2 in.)

Between Parallel Sides,                                        Minimum                                                         or 4 D, % Minimum

mm                                                                                                                                                                                                                      

Up to 50 (1.96 in.)                                               551 (79.9 KSI)                                                                      15

Over 50                                                                     551 (79.9 KSI)                                                                     10

 

Pictures :

Characteristics and performance:

①Shape memory effect: When heated above a certain temperature, it can "remember" its original shape, even after being bent or deformed. This makes it a useful material for applications where the material needs to return to its original shape, such as in medical devices.

 

②Superelasticity: When deformed, it can recover its original shape without permanent deformation. This unique property is known as superelasticity, and it makes the material ideal for use in applications where it needs to undergo repeated deformation, such as in orthodontic wires or in the frames of glasses.

 

③High strength: it is incredibly strong, with a yield strength that is more than ten times that of ordinary steel. This high strength makes it useful in applications where the material needs to withstand heavy loads or stress.

 

④Corrosion resistance: it is highly resistant to corrosion, which makes it suitable for use in harsh environments, such as in marine or aerospace applications.

 

⑤Biocompatibility: It is biocompatible, meaning it does not cause an adverse reaction when implanted in the human body. This makes it an ideal material for use in medical devices, such as stents or pacemaker leads.

 

Applications:

Above properties make the is a unique material and versatile material suitable for a wide range of applications:

 

①Medical Devices: They are used in the manufacturing of medical devices such as stents, orthodontic wires, and surgical instruments. Due to their superelasticity and shape memory properties, they are ideal for applications where precise control and shape recovery are necessary.

 

②Robotics and Automation: NiTi strips are used in robotics and automation applications for the manufacturing of components such as robotic grippers, actuators, and sensors. The superelasticity and shape memory properties of NiTi shape memory alloy strips make them suitable for precise control and movement.

 

③Aerospace and Defense: They are used in the aerospace and defense industry for the manufacturing of components such as actuators, sensors, and structural parts. The unique properties of NiTi shape memory alloy strips, such as high damping capacity, low weight, and high fatigue resistance, make them ideal for use in these applications.

 

④Consumer Electronics: NiTi strips are used in consumer electronics applications such as headphones, mobile phones, and other electronic devices. They are used in the manufacturing of components such as shape memory springs, connectors, and switches.

 

⑤Automotive Industry: NiTi strips are used in the automotive industry for various applications such as automotive engine valves, fuel injection systems, and exhaust systems. They are preferred due to their high-temperature resistance, high fatigue resistance, and good mechanical properties.

 

Pelifly is one of the leading China Nitinol Alloys manufacturers and suppliers, if you want to buy the best high-quality Nitinol flat wire and other nitinol products from a professional company in China’s factory, and exporter, please feel free to contact us.

Hot Tags: Nickel-titanium shape memory alloy strips, Nitinol SMA flat wire, Niti super elastic flat wires, Nitinol manufacturers in China, Nitinol suppliers, Nitinol super elastic factory, Nickel titanium alloy produce company, niti exporter, Nitinol import, high-quality nitinol factory in China