MODEL FOR EVALUATION material strength under complex stress state

摘要

1.a sample of the material u0434u043bu00a0 evaluation in complex u043du0430u043fu0440u00a0u0436u0435u043du043du043eu043c u0441u043eu0441u0442u043eu00a0u043du0438u0438 has two opposing sides placed on them u043au043eu043du0446u0435u043du0442u0440u0430u0442u043eu0440u0430u043cu0438 mechanically x u043du0430u043fu0440u00a0u0436u0435u043du0438u0439, implemented in the form of a plane of symmetry of the slots between the u043fu043eu0432u0435u0440u0445u043du043eu0441u0442u00a0u043cu0438 which u0438u043cu0435u0435u0442u0441u00a0 u043fu0435u0440u0435u043cu044bu0447u043au0430 material sample, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, ilb. u0430u0437u0435u0446 is made in the form of a plate, load testing effort.attached to the central zone of the plate and directed u043fu0435u0440u043fu0435u043du0434u0438u043au0443u043bu00a0u0440u043du043e to one of its sides, u00a0u0432u043bu00a0u044eu0449u0435u0439u0441u00a0 party u043du0430u0433u0440u0443u0436u0435u043du0438u00a0, u043fu0440u043eu0442u0438u0432u043eu043fu043eu043bu043eu0436u043du0430u00a0 side circular pla u0441u0442u0438u043du044b u00a0u0432u043bu00a0u0435u0442u0441u00a0 party u043eu043fu0438u0440u0430u043du0438u00a0, grooves are diametrically and directed by u043fu0440u00a0u043cu044bu043c angle one to the other, with u043fu0435u0440u0435u043cu044bu0447u043au0430 material u043eu0431u0440u0430u0437u0446 and is located in the central zone of the circular plates.and the thickness of the wire material pattern between the u043fu043eu0432u0435u0440u0445u043du043eu0441u0442u00a0u043cu0438 slots u0441u043eu0441u0442u0430u0432u043bu00a0u0435u0442 not more than one quarter of the width of the grooves provided on the side u043du0430u0433u0440u0443u0436u0435u043du0438u00a0 round p u043bu0430u0441u0442u0438u043du044b.;2. model 1, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 so that the grooves have a u or v - or t - shaped profile u0441u0435u0447u0435u043du0438u00a0.;3. model p.1, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 so that the grooves provided on the side of u043eu043fu0438u0440u0430u043du0438u00a0, has the shape of the surface u0432u0440u0430u0449u0435u043du0438u00a0 which the centre point u043fu0435u0440u0435u0441u0435u0447u0435u043du0438u00a0 plane u0441u0438u043cu043cu0435u0442 u0440u0438u0438 grooves with the axis of u0432u0440u0430u0449u0435u043du0438u00a0 surface grooves is lying on the axis of u0432u0440u0430u0449u0435u043du0438u00a0 round plates, with the plane of symmetry of the surface u0432u0440u0430u0449u0435u043du0438u00a0 is located u043fu0435u0440u043fu0435u043du0434u0438u043a u0443u043bu00a0u0440u043du043e plane of the circular plate.a cross-section of this surface has a u or v shape, or did she tuts.