Mechanical Description of a Hyper-Redundant Robot Joint Mechanism Used for a Design of a Biomimetic Robotic Fish

Table 1

Young modulus	5 × 10^9 Pa
Poisson’s ratio	0.25
Density	500 kg/m^3
Tensile yield strength	1.5 × 10^7 Pa
Compressive yield strength	3.6 × 10^7 Pa
Tensile ultimate strength	3.1 × 10^7 Pa
Compressive ultimate strength	2.0 × 10^7 Pa