List of symbols

Symbol	Name of the symbol	Unit
$(σ_x)_{max}$	bending stress due to warping rigidity of the cross section	$\mathrm{MPa}$
$(τ_1)_{max}$	shear stress due to torsional rigidity of the cross section	$\mathrm{MPa}$
$(τ_2)_{max}$	shear stress due to warping rigidity of the cross section	$\mathrm{MPa}$
$C_W$	warping constant	$\mathrm{mm^6}$
$E$	modulus of elasticity of the material	$\mathrm{MPa}$
$G$	modulus of rigidity	$\mathrm{MPa}$
$K$	torsional stiffness constant	$\mathrm{mm^4}$
$e$	distance from a reference to the shear center;	$\mathrm{mm}$