Nitinol Strip and Foil

CAS No.:	52013-44-2
Linear Formula:	NiTi
Material:	Shape Memory NiTi Alloy - Superelastic NiTi Alloy
Standard:	ASTM F2063, ASTM F2633
Af Temperature:	-20℃ to 120℃ (Tolerance: +/-5℃)
Surface:	Cold Rolling Surface, Pickled
Shape:	Foil (Coiled), Strip (Straight or Coiled)
Size:	Strip: Thickness: 0.01"-0.04", Width: 0.024"-0.2", W to T Ratio: 2-20 Foil: Thickness Starting from 0.002" x up to 100mm Width x Length

 

Product Description

Nitinol Strip and Foil are advanced shape memory alloys made from Nickel and Titanium that display extraordinary superelastic and shape memory behaviors. These products are tailored for medical, aerospace, and industrial applications where flexibility, resilience, and precision are required. Nitinol's ability to return to a pre-set shape upon heating makes it invaluable in a variety of high-performance applications.

 

Features & Properties

Shape Memory Effect – Returns to original shape once heated above its transformation temperature.

Superelasticity – Demonstrates superior flexibility under stress without permanent deformation.

Corrosion Resistance – Highly resistant to corrosion, making it ideal for harsh environments.

Biocompatibility – Safe for medical devices and implants.

Temperature Stability – Works effectively in a broad range of temperatures (-20℃ to 120℃).

Customizable Shapes – Available as strips or foils in various dimensions and forms.

 

Product Specifications

Material: Shape Memory NiTi Alloy, Superelastic NiTi Alloy

Shape:

Foil: Coiled

Strip: Straight or Coiled

Size:Strip:

Thickness: 0.01" – 0.04"

Width: 0.024" – 0.2"

Width to Thickness Ratio (W/T): 2 – 20

Foil:

Thickness: Starting from 0.002"

Width: Up to 100mm

Length: Customizable

Af Temperature (Austenite Finish Temperature): -20℃ to 120℃ (Tolerance: +/-5℃)

Surface Finish:

Cold Rolling Surface

Pickled

 

Product Standards

ASTM F2063 – Standard specification for shape memory alloys and superelastic alloys.

ASTM F2633 – Specification for NiTi alloys used in medical and industrial applications.

 

Production Method & Production Equipments

Nitinol Strip and Foil are produced using advanced techniques to ensure uniformity in shape memory effect and superelastic properties:

Vacuum Induction Melting (VIM) – Ensures the production of high-purity Nitinol alloys.

Cold Rolling – Achieves precise thickness and smooth surface finishes.

Heat Treatment – Induces the desired phase transitions for shape memory and superelasticity.

Pickling – A surface treatment that removes oxides and impurities, improving material properties.

 

Applications & Related Industries

Medical Devices – Nitinol strip and foil are used in stents, guidewires, and catheters, where their shape memory properties are crucial for effective deployment inside the body.

Aerospace – Used in actuators and mechanical systems that require the ability to return to a pre-set position after deformation.

Robotics & Actuators – Employed in artificial muscles, grippers, and smart actuators due to their flexibility and responsiveness to temperature.

Eyewear – Frames made from Nitinol foil offer outstanding shape retention and resistance to deformation.

 

Interesting Facts

Nitinol's superelastic property allows it to bend and return to its original form, making it invaluable in medical devices, where flexibility and strength are essential.

Nitinol stents were among the first successful uses of the material in medical procedures, revolutionizing vascular surgeries.

The ability of Nitinol to return to its original shape after deformation is not only beneficial in medical applications but also useful in aerospace and robotics where minimal size and high performance are essential.

 

Synonyms

Nitinol Shape Memory Strip

Nitinol Superelastic Foil

NiTi Strip

NiTi Foil

Nitinol Sheet

 

Health & Safety Information

Biocompatible – Nitinol alloys are widely accepted for use in medical devices due to their non-toxic nature.

Non-corrosive – Resistant to corrosion, particularly in bodily fluids, making them ideal for long-term implants.

Safe Handling – Handle with care, especially pickled or cold-rolled foils, as they may have sharp edges. Use appropriate protective gear when handling.

 

Shipping & Delivery Information

Packaging: Nitinol Strip and Foil are securely packaged in coils, rolls, or custom-sized lengths to prevent damage during transit.

Lead Time: 10-15 business days, depending on customization and order size.

Customization: Available in custom widths, thicknesses, and lengths to meet specific requirements.

 

Contact Us for Inquiries & Custom Orders

We offer tailored Nitinol Strip and Foil solutions for your medical, industrial, and aerospace applications. Contact us for a detailed consultation or a quote to meet your exact specifications.

 

Chemical Identifiers

Linear Formula	NiTi
MDL Number	MFCD02091734
EC No.	610-765-8
Pubchem CID	10313097
IUPAC Name	nickel; titanium
SMILES	[Ti].[Ni]
InchI Identifier	InChI=1S/Ni.Ti
InchI Key	HZEWFHLRYVTOIW-UHFFFAOYSA-N

Nitinol Properties (Theoretical)

Compound Formula	NiTi
Appearance	Metallic solid in various forms
Melting Point	1300 °C
Boiling Point	N/A
Density	6.45 g/cm3
Solubility in H2O	N/A
Poisson's Ratio	0.33
Specific Heat	0.20 cal/g·°C
Tensile Strength	895 MPa (Ultimate, fully annealed)
Thermal Conductivity	0.18 W/cm (austenite), 0.086 W/cm (martensite)
Thermal Expansion	11.0 x 10-6/°C (austenite), 6.6 x 10-6/°C (austenite)

 

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