The interaction of local buckling and column failure of thin-walled compression members

Abstract

a wave amplitude of flange (imperfection) b flange width c half column depth, radius of gyration List 01 symbols IX = ajk waviness parameter e compressive strain, or overall specific shortening (-!JLjL) e o wave amplitude of column axis (imperfec-' YJ = d(PjPl)jd(ejel)' stiffness reduction factor ~ = nxjL tion) k thickness of flange x longitudinal coordinate K compressive load of column L column length P compressive force of flange W column deflection ()' = d()jdPjPl suffix b refers to (b)ending buckling load suffix f refers to (f)ailure load suffix l refers to (l)ocal buckling load suffix E refers to (E)uler column load