WALL LOCAL BUCKLING ANALYSIS OF FE-MODEL OF TWO-SPAN VARIABLE CROSS SECTION BEAM OF TWO AIRPLANES HANGAR TRANSVERSE FRAME
The article considers comparative analysis of checking methods of local wall stability of steel beams on specific sample. Compared methods: normative method of constant-cut walls stability check and A. G. Novinkov coefficients method of various height walls stability check. Critical stress was determined and assessment of the necessity to install longitudinal stiffeners in compartments was carried out.