منشأت معدنية Steel structure 155

Описание к видео منشأت معدنية Steel structure 155

Torsion
Warping
st.venant torsion
pure torsion
nonuniform torsion
G-shear modulus of rigidity
J- shear constant
Cw warping constant
torsion in shaft (circular cross-section)
torsion in noncircular section
warping stresses in I-beam
warping stresses in C-channel
Shear stress-strain relation
Torsion stress distribution
Warping stress distribution
Design for torsion
Design for warping
How to resist torsion in concrete?
How to resist torsion in steel profiles?
braced and unbraced members
restraint and unrestrained members

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