Nitinol Wire and Rod

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:	Black or Pickled or Polished (Dia.>0.04")
Shape:	Wire (Straight Wires, Coils, Spools), Rod (Straight Rods)
Size:	Wire 0.004"-0.2", Rod >0.2" Diameter

 

Product Description

Nitinol Wire and Rod are advanced shape memory alloys composed of Nickel and Titanium that exhibit unique superelastic and shape memory properties. These alloys are capable of returning to their pre-defined shape when heated or stressed within a specific temperature range. Widely used in medical devices, robotics, and actuator applications, Nitinol materials are prized for their biocompatibility, resilience, and versatility in various industries.

 

Features & Properties

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

Superelasticity – Exhibits high flexibility and elasticity, making it ideal for dynamic applications.

Biocompatibility – Safe for use in medical implants and devices.

Corrosion Resistance – Excellent resistance to wear and environmental degradation.

Temperature Stability – Performs reliably in a wide range of temperatures (from -20℃ to 120℃).

 

Product Specifications

Material: Shape Memory NiTi Alloy, Superelastic NiTi Alloy

Shape: Wire (Straight Wires, Coils, Spools), Rod (Straight Rods)

Size:

Wire: 0.004" to 0.2" Diameter

Rod: >0.2" Diameter

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

Surface Finish:

Black

Pickled

Polished (for diameters >0.04")

 

Product Standards

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

ASTM F2633 – Specification for wire and rod forms of Nitinol in medical applications.

 

Product Forms

Straight Wire

Coils and Spools

Straight Rods

 

Production Method & Production Equipments

Nitinol Wire and Rod are manufactured with precision techniques to ensure consistent material properties:

Vacuum Induction Melting (VIM) – Ensures high purity alloy formation.

Drawing & Rolling Processes – To achieve precise diameters and desired flexibility.

Heat Treatment & Aging – To induce shape memory effect and superelasticity.

Polishing & Surface Finishing – Providing excellent surface integrity for medical and industrial applications.

Applications & Related Industries

Medical Devices & Implants – Used in stents, guidewires, and catheters for cardiovascular, orthopedic, and other surgical procedures.

Robotics & Actuators – Leveraged in robotic arms, grippers, and smart actuators due to their superelasticity and shape memory.

Automotive Industry – Used for clutch springs and brake actuators due to their reliable performance under temperature variations.

Eyewear – Incorporation in frames that return to their original shape after bending.

 

Interesting Facts

Nitinol is also known as "memory metal" because of its ability to "remember" and return to its original shape after deformation.

Nitinol stents were first developed in the 1980s, revolutionizing cardiovascular and endovascular procedures.

The superelastic nature of Nitinol makes it particularly useful in applications requiring flexibility and high fatigue resistance.

 

Synonyms

Nitinol Shape Memory Wire

Nitinol Superelastic Wire

NiTi Wire

Nickel-Titanium Alloy Rod

Shape Memory Nitinol

 

Health & Safety Information

Biocompatible – Nitinol alloys are widely used in medical devices due to their high biocompatibility.

Non-toxic – Safe for human implants and devices.

Temperature-Responsive – Always ensure wire or rod stays within its specified temperature range to maintain the shape memory properties.

Safe Handling – Wear gloves and use appropriate safety gear when handling to prevent contamination or injury.

 

Shipping & Delivery Information

Packaging: Available in coils, spools, or straight rods, securely packaged to avoid deformation.

Lead Time: 10-15 days depending on size, form, and customization options.

Customization: Available for specific diameters, lengths, and temperature specifications.

 

Contact Us for Inquiries & Custom Orders

We offer customized Nitinol Wire and Rod to meet specific design requirements. Whether you're in the medical industry or another field requiring high-performance alloys, we can help you source the perfect product. Contact us for a quote today!

 

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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