METHOD OF LOW-CYCLE FATIGUE TESTING OF WELDED JOINT

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to test technology and u043fu043eu0437u0432u043eu043bu00a0u0435u0442 test zone of welded u0441u043eu0435u0434u0438u043du0435u043du0438u00a0 fatigue. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 increased coverage by taking into account the characteristics of other areas of the sample. the proposed method u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 u043fu0440u043eu0442u00a0u0436u0435u043du043du043eu0441u0442u044c zone the lowest u0441u043eu043fu0440u043eu0442u0438u0432u043bu0435u043du0438u00a0 u043cu0430u043bu043eu0446u0438u043au043bu043eu0432u043eu0439 fatigue of welded u0441u043eu0435u0434u0438u043du0435u043du0438u00a0.u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 in hard mode, the number of cycles to u043du0430u0433u0440u0443u0436u0435u043du0438u00a0 u0437u0430u0440u043eu0436u0434u0435u043du0438u00a0 it cracks. in an additional sample. the size of the Su043f square transverse u0441u0435u0447u0435u043du0438u00a0 other zone, resisting fatigue u0441u043eu043fu0440u043eu0442u0438u0432u043bu0435u043du0438u00a0 fatigue which above the first zone is selected from the u0441u043eu043eu0442u043du043eu0448u0435u043du0438u00a0 Su043f / Su043c98CM / p, where are you the area of a zone of least u0441u043eu043fu0440u043eu0442u0438u0432u043bu0435u043du0438u00a0 u0441u0435u0447u0435u043du0438u00a0 fatigue;p, m, the turnover material these zones respectively, make me over him is similar to the number of cycles before and u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 u0440u0430u0437u0440u0443u0448u0435u043du0438u00a0, in which u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 parameters of fatigue u0441u043eu0435u0434u0438u043du0435u043du0438u00a0.