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Nitinol Wire | NiTi Wire | Nickel Titanium Alloy

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Nitinol Wire is a nickel-titanium shape memory alloy material. It has excellent superelasticity and can be restored to a pre-determined shape at specific temperatures, making it have a wide range of applications in medical devices. Heeger Materials is a professional supplier and manufacturer of high-quality nitinol wire, offering competitive prices and customized solutions to meet specific needs. 

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Data sheet

ShapeRound Wire, Flat Wire, or customzied
MaterialsNiTi Alloy

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Nitinol Wire is a shape memory alloy made of nickel and titanium. It is a specialty alloy that can automatically restore its own plastic deformation to its original shape at a specific temperature. Its expansion rate is above 20%, fatigue life is up to 107, damping characteristics are 10 times higher than ordinary springs, and corrosion resistance is superior to the best medical stainless steel available. Therefore, it can meet the needs of all kinds of engineering and medical applications. HM can supply high-precision, competitively priced Nitinol wires with various specifications to suit your needs.

Nitinol Wire | NiTi Wire

Nitinol Wire Specifications

Product Name

Nitinol Wire

Standard

ASTM F2063-12

Af Temperature

-10°C to 120°C

Size

  • Diameter: minimum 0.05 mm
  • Width: ~100 mm
  • Length: customized
  • Other dimensions can be customized according to specific requirements

Surface State

  • Black oxidized state
  • Light oxidation state (from golden to brown)
  • Clean state
  • Bright state
  • Super bright state
  • Abrasive

Available Shape

Straight, Coils, On spools

Available Type

Round wire, flat wire, or customized

Nitinol Wire Diameters And Tolerances

Diameter (mm)

Tolerance (mm)

0.025-0.05

±0.002

0.05-0.08

±0.003

0.08-0.15

±0.004

0.15-0.26

±0.005

0.26-0.35

±0.007

0.35-1.00

±0.010

1.00-2.00

±0.015

2.00-4.00

±0.020

Nitinol Wire Material Chemical Composition

Chemical Composition (wt%)

Fe

Ni

Cr

Cu

Nb

≤0.05

54.5-57.0

≤0.01

≤0.01

≤0.025

C

Ti

Co

N+O

H

≤0.05

Balanced

≤0.05

≤0.050

≤0.005

Nitinol Wire Material Code

NiTi Wire Material Code

A

B

C

D

E

F

G

H

Active Af/ 

70±10

30±10

25±5

17±7

10±10

5±10

-20±10

-30±15

Nitinol Wire Typical Properties and Applications

NiTi Wire Material Code

Straightening Hyperelastic State

Typical Medical Applications

Tensile Strength (σb/MPa)

Elongation  (δ/%)

Upper Plateau Stress (σload /MPa)

Residual Deformation (%)

Active (Af/℃)

D

≥1300

≥10

≥480

<0.5

10±7

Guide wires, braided brackets, dental root canal files, arch wires, birth control rings, sutures, etc.

C

≥1150

≥10

≥440

<0.5

17±7

S

≥1000

≥10

≥400

<0.5

25±5

Nitinol Wire Features

  • Shape memory
  • Super elasticity
  • Sensitive to changes in oral temperature
  • Excellent corrosion resistance
  • Resistance to toxicity
  • Good biocompatibility
  • Gentle corrective force
  • Good shock absorption properties

Nitinol Wire Packaging and Shipping

Nitinol Wire will be wrapped in foam and packaged in plywood cases to ensure safety during storage and transportation.

Nitinol Wire Packing

Where to Buy Nitinol Wire in Bulk?

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Titanium products, including Nitinol Wire, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.

Heeger Materials Inc. was established in 2016 in Colorado, USA. We are a specialized supplier of premium-grade metals, alloys, ceramics, powders, and other materials catering to research, development, and large-scale industrial production in scientific and industrial sectors.

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