List of symbols

Symbol Name of the symbol Unit
$F$ section area $\mathrm{cm^2}$
$G$ mass $\mathrm{kg/m}$
$I_x$ second moment of area $ I_x $ $\mathrm{cm^4}$
$I_y$ second moment of area $ I_y $ $\mathrm{cm^4}$
$S_x$ moment of first order of half the cross section $\mathrm{cm^3}$
$U$ surface area $\mathrm{m^2/m}$
$W_x$ section modulus $ W_x $ $\mathrm{cm^3}$
$W_y$ section modulus $ W_y $ $\mathrm{cm^3}$
$b$ dimension $ b $ $\mathrm{mm}$
$e_y$ dimension $ e_y $ $\mathrm{cm}$
$h$ dimension $ h $ $\mathrm{mm}$
$i_x$ radius of gyration $ i_x $ $\mathrm{cm}$
$i_y$ radius of gyration $ i_y $ $\mathrm{cm}$
$r_1$ dimension $ r_1 $ $\mathrm{mm}$
$r_2$ dimension $ r_2 $ $\mathrm{mm}$
$s$ dimension $ s $ $\mathrm{mm}$
$s_x$ distance between centre of pressure and centre of tension $\mathrm{cm}$
$t$ dimension $ t $ $\mathrm{mm}$
$x_M$ distance of shear centre (M) from $ y-y $ axis $\mathrm{cm}$