NiTi SMA 2 (Shape Memory, Af 75°C to 120°C) vs NiTiFe (Shape Memory, Ms < -100°C)
Property comparison of NiTi SMA 2 (Shape Memory, Af 75°C to 120°C) and NiTiFe (Shape Memory, Ms < -100°C), both titanium alloy.
| Property | NiTi SMA 2 (Shape Memory, Af 75°C to 120°C) | NiTiFe (Shape Memory, Ms < -100°C) | Difference |
|---|---|---|---|
| Tensile strength | 1,070 MPa | 1,070 MPa | 0% |
| Elongation | 10 % | 15 % | +50% |
| Density | 6,450 kg/m³ | 6,450 kg/m³ | 0% |
| Thermal conductivity | 18 W/m·K | 18 W/m·K | 0% |
| Coefficient of thermal expansion | 0.000011 1/K | 0.000011 1/K | 0% |
| Melting point | 1,310 °C | 1,310 °C | 0% |
Difference is NiTiFe (Shape Memory, Ms < -100°C) relative to NiTi SMA 2 (Shape Memory, Af 75°C to 120°C). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- grade
- Ni-53-56Ti (SMA 2)
- standard
- ASTM F2005 / ASTM F2004 / ASTM F2082
- heat treatment
- Solution Annealed
- grade
- Ni-50-56Ti-2-5Fe
- standard
- ATI Proprietary
- heat treatment
- Solution Annealed
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