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Table 1 Properties of Terfenol-D (Terfenol-D 2015)

From: Full-field infrared phase sensitive thermography for microstructural investigation of giant magnetostrictive materials

Terfenol D Physical Properties

Mechanical Properties

Density

9200

kg/m3

Bulk Modulus

90

GPa

Tensile Strength

28–40

MPa

Compressive Strength

300–880

MPa

Thermal Properties

CTE

11

Ppm/°C @ 25 °C

Specific Heat

330

J/(kg-K)

Magnetostrictive Properties

Strain

800–1200

ppm

Piezomagnetic Constant

6–10

nm/A

Magnetic Properties

Relative Permeability

2–10