Torsion Until Fracture

Слайд 2

Rotating jaw Specimen Fixed jaw Torque gauge Water level

Rotating jaw

Specimen

Fixed jaw

Torque gauge

Water level

Слайд 3

T = torque or twisting moment Jp = polar moment of


T = torque or twisting moment

Jp = polar moment of

inertia

τ = shear stress

r = radius of the shaft

G = modulus of rigidity

θ = angle of twist, [rad]

L = length of the shaft

Слайд 4

B ≈ = tan γ ≈ γ γ =

 

B

 

 


 

 

 

=

tan γ


γ

γ

=

 

 

Слайд 5

G =

 

 

G

=

 

Слайд 6

 

Слайд 7

 

 

Слайд 8

γ τ G

γ

τ

 

G