Table 3. Material properties for two-axis actuation system

Material Young’s modulus [GPa] Poisson’s ratio [-] Density [kg/m3]
Al6061-T651 68.3 0.33 2,700
Al7075-T6 71.7 0.33 2,800
SUS304 190.0 0.30 8,000
SUS440C 200.0 0.27 7,650
Ti-6Al-4V 113.8 0.34 4,430
Copper 110.0 0.34 8,930