METHOD ON NONDESTRUCTIVE TESTING OF PHYSICAL-MECHANICAL PROPERTIES OF FERROMAGNETIC PRODUCTS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to the instrumentation technology and can be used in the control of u043cu0430u0448u0438u043du043eu0441u0442u0440u043eu0435u043du0438u00a0 and other branches of the u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - u0432u044bu0448u0435u043du0438u0435 credibility and informativeness u043au043eu043du0442u0440u043eu043bu00a0 by u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 also and the thickness of the u0434u0438u044du043bu0435u043au0442u0440u0438u0447u0435u0441u043au043eu0433u043e u043fu043eu043au0440u044bu0442u0438u00a0 on u0444u0435u0440u0440u043eu043cu0430u0433u043du0438u0442u043du043eu043c product - with the help of u0434u043eu0441u0442u0438u0433u0430u0435u0442u0441u00a0 u0440u00a0,with the help of reference samples are dependent Ui (hi) of the signal u043fu0440u0435u043eu0431u0440u0430u0437u043eu0432u0430u0442u0435u043bu00a0 from u0440u0430u0441u0441u0442u043eu00a0u043du0438u00a0 h, to the surface of the ground controlled u0438u0437u0434u0435u043bu0438u00a0, for the importance of taking a photo signal received during the movement of u043fu0440u0435u043eu0431u0440u0430u0437u043eu0432u0430u0442u0435u043bu00a0 on u0440u0430u0441u0441u0442u043eu00a0u043du0438u0435 holes from the surface controlled u0438u0437u0434u0435u043bu0438u00a0,when the signal u043fu0440u0435u043eu0431u0440u0430u0437u043eu0432u0430u0442u0435u043bu00a0 begins to rise after u043fu0440u043eu0445u043eu0436u0434u0435u043du0438u00a0 minimum value, a signal u043fu0440u0435u043eu0431u0440u0430u0437u043eu0432u0430u0442u0435u043bu00a0 u0438u0437u043cu0435u0440u00a0u044eu0442 do when installing on u0432u0435u0440u0445u043du043eu0441u0442u044c controlled u0438u0437u0434u0435u043bu0438u00a0 and the us after the u0438u0441u043fu043eu043bu044cu0437u0443u00a0 u3 and h, with the help of dependency Ui (hi) u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 thickness hg u043fu043eu043au0440u044bu0442u0438u00a0,a controlled physical mechanical parameters u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 largest Uo given hg 2 or (l c