Elastic Critical Load for Torsional Buckling Ncr,T
E |
Modulus of elasticity |
G |
Shear modulus |
Iw |
Warping resistance |
It |
Torsion moment of inertia |
iu, iv |
Principal radii of gyration |
uM, vM |
Coordinates of the shear center in the principal axis system |
LT |
Torsional buckling length |