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Table 3 worm and roller material parameters

From: Temperature Field Simulation and Experimental Study of Anti-backlash Single-Roller Enveloping Hourglass Worm Gear

 

Elastic modulus

E (GPa)

Poisson’s ratio

μ

Tensile strength

σb (MPa)

Brinell hardness

HB (N/mm2)

Density

ρ (kg/m3)

Specific heat capacity

c (J/(kg·K))

Thermal conductivity

λ (W/(m·K))

Yield strength

σs (MPa)

Worm

210

0.3

600

197

7850

465

46

355

Roller

210

0.3

860

618

7850

465

46

518