0.5mm Nitinol Wire ASTM F2063

0.5 mm Nitinol wire is a nickel–titanium (NiTi) shape memory alloy that can recover its original shape after deformation when heated to a specific temperature. It combines excellent elasticity, high damping capacity, and superior corrosion resistance, making it suitable for both engineering and medical applications.

This material meets ASTM F2063 standards and is widely used in research, demonstration, and functional components.

Key Features

1. Shape Memory Effect
   Recovers pre-set shape when heated above transformation temperature.

2. Superelasticity
   Can undergo large deformation and return to original shape upon unloading.

3. High Damping Capacity
   ~10× higher than conventional spring materials.

4. Excellent Corrosion Resistance
   Outperforms many medical-grade stainless steels.

5. Good Plasticity
   Easy to form and process into various shapes.

Demonstration & Educational Use

A 0.5 mm diameter wire with ~55°C transformation temperature is ideal for demonstration:

Bend or deform the wire at room temperature

Place it in hot water (~55°C)

The wire returns to its original straight (or preset) shape

Shapes can also be "trained" using a heat source (e.g., torch or candle), making it perfect for:

Teaching materials science

Research experiments

Creative projects and demonstrations

Specifications

Available Grades

NiTi-01: Af 20–40°C (shape memory)

NiTi-02: Af 45–90°C (shape memory)

Ni-Ti-SS: -5 to 5°C (superelastic)

TN Series: Low-temperature superelastic (-5°C to -30°C)

Medical Grade (TiNi-SS): 33 ± 3°C

Mechanical Properties

Tensile Strength: ~850 MPa

Yield Strength: 195 – 690 MPa

Elongation: 25 – 50%

Chemical Composition

Ni: 55.4% – 56.2%

C: ≤ 0.07%

H: ≤ 0.005%

O: ≤ 0.05%

N: ≤ 0.05%

Product Types

1. Shape memory wire (temperature-controlled)

2. Superelastic wire (room temperature)

3. Low-temperature superelastic wire

4. Electrically activated contraction wire

Applications

Medical devices (stents, orthodontics)

Industrial springs and actuators

Research and laboratory testing

Educational demonstrations

Creative and functional design projects

Working Principle

Shape Memory:
Deformed at low temperature → recovers shape when heated (phase transformation)

Superelasticity:
Large strain under stress → fully recovers after unloading

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