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Nitinol wire--TiNi memory wire
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Nitinol wire(TiNi memory shape wire)
Time :2015-01-19 16:35:34 Hits :8353
 

Nitinol wire (TiNi Shape Memory Alloy Wires)


1.Name: Nitinol wire (TiNi Shape Memory Alloy Wires)

2.Material: mainly Nickel and Titanium 

3.Standard:ASTM F2063-05,Q/XB1516 Customer specified or Industry Standard 

4.Size:Wire--0.05-6.0mm 

         Bar--above Dia6.0mm

         Sheet--Thickness 0.3-50.0mm Width≤350mm Length≤2500mm

5.Chemical composition:Ni: 55.4% --56.2% C≤0.07 H≤0.005 O≤0.050 N:≤ 0.05 

6.Aplication : Widely used in the dental arch wire, interventional stent wire, surgical sutures,

                     medical guide wire,eyeglass frames, mobile phone antennas and bra stand.


Quick details


Grade

Transformation Temperature AF

Form

Standard

Shape Memory Nitinol Alloy

Ti-Ni-01

20 °C~ 40 °C

Wire,bar,plate

Customer specified or

Industry standard

Ti-Ni-02

45 °C~ 90 °C

Wire,bar,plate

Superelastic Nitinol Alloy

TiNi-SS

-5 °C~ 5 °C

Wire,bar,plate

Low Temperature Superelastic 

Nitinol Alloy

TN3

-20°C~-30°C

Wire,bar,plate

TNC

Medical Nitinol Alloy

TiNi-SS

33 ± 3 °C

Wire,bar,plate

ASTM F2063

Narrow Hysteresis Nitinol Alloy

Ti-Ni-Cu

As-Ms ≤ 5 °C

Wire,bar

Wide Hysteresis Nitinol Alloy

Ti-Ni-Fe

As-Ms ≤ 150 °C

Wire, bar


Specifications


Alloy

Chemical

composition

Af

(Fully annealed)

Min. elongation to failure [%]

Max. Residual

 elongation

after 6%

strain [%]

Main Applications

Specifications

Superelastic

Ni-Ti alloy

TiNi-SS

Ti-50.8at%

-5°C ± 5°C.

10

0.1

Eyeglass Frames, Cellular Phone Antennae, Bra Underwire

Q/XB1516.2

Q/XB1516.2

TN3

 TNC

TiNiVAl

TiNiCr

-40°C ~50°C

10

0.1

Body temperature

Ni-Ti alloy

TiNi-YY

Ti-50.7at%Ni

Functional Af=33 ± 3

15

0.1

Implantable devices,Bone staples Vascular Stents

ASTM 2063

Ti-Ni-01

55.6~55.8 wt%Ni

20 - 40

15

0.1

Guide wires, Stents

Orthodontic Arches

Q/XB1516.1

High temperature 

Ni-Ti alloy

Ti-Ni-02

54.8~55.5wt%Ni

45 - 95

10

0.1

Implantable active devices, Surgical tools, Thermostats Coffeepots

Q/XB1516

TiNiCu

TiNiCu

As-Ms ≤ 5

10

0.1


Density (g/cm^3)

6.45

Melting point (°C )

1240-1310

Specific heat capacity( kJ/(kg·°C) 

0.46

Coefficient of thermal conductivity 

  (W·m-1·K-1) 

 

10

Resistivity  (10-6 Ω·m)

80

Expansion coefficient  (10-6 Ω·K-1 )

10.4

Elastic modulus (GPa)

40-80

 

HV

180-200 (low-temperature metallography)

200-350 (high-temperature metallography)

Tensile strength  (MPa)

700-1100

 

Yield strength 

50-200 (low-temperature metallography)

100-600 (high-temperature metallography)

Elongation  δ %

20-60

phase transition temperature (Af / °C)

-10-100

Recovery response variable %

8,  6,  2 , <0.5

Utmost service temperature (°C )

Af +60,  250

Maximum recovery stress  (Mpa)

680



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