# List of symbols

Symbol Name of the symbol Unit
$C_u$ distances of centre of gravity $C_u$ $\mathrm{cm}$
$C_v$ distances of centre of gravity $C_v$ $\mathrm{cm}$
$C_y$ distances of centre of gravity $C_y$ $\mathrm{cm}$
$C_z$ distances of centre of gravity $C_z$ $\mathrm{cm}$
$F$ section area $\mathrm{cm^2}$
$G$ mass $\mathrm{kg/m}$
$I_u$ moment of inertia $I_u$ $\mathrm{cm^4}$
$I_v$ moment of inertia $I_v$ $\mathrm{cm^4}$
$I_y$ moment of inertia $I_y$ $\mathrm{cm^4}$
$I_z$ moment of inertia $I_z$ $\mathrm{cm^4}$
$W_{el,v}$ section modulus $W_{el,v}$ $\mathrm{cm^3}$
$W_{el,y}$ section modulus $W_{el,y}$ $\mathrm{cm^3}$
$W_{el,z}$ section modulus $W_{el,z}$ $\mathrm{cm^3}$
$a$ dimension $a$ $\mathrm{mm}$
$b$ dimension $b$ $\mathrm{mm}$
$i_u$ radius of gyration $i_u$ $\mathrm{cm}$
$i_v$ radius of gyration $i_v$ $\mathrm{cm}$
$i_y$ radius of gyration $i_y$ $\mathrm{cm}$
$i_z$ radius of gyration $i_z$ $\mathrm{cm}$
$r_1$ dimension $r_1$ $\mathrm{mm}$
$r_2$ dimension $r_2$ $\mathrm{mm}$
$t$ dimension $t$ $\mathrm{mm}$