METHOD OF PRODUCING WELDED SPECIMEN FOR TESTING FOR CORROSION CRACKING

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to test technology, namely the ways of u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 samples u0434u043bu00a0 corrosion tests, and can be used in production noah, petroleum, chemical and other u043eu0442u0440u0430u0441u043bu00a0u0445 industry u0434u043bu00a0 u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 corrosion cracking resistance of welds, is melting of the welding.the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 acceleration subsequent corrosion tests in the assessment of corrosion resistance of joints. method u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 sample melting u0441u0432u0430u0440u0438u0432u0430u044eu0442 back-to-back two plates with v - creative solutions cut bilateral sutures u043eu0431u0440u0430u0437u0443u00a0 at the specimen surface, u043fu043eu0434u0432u0435u0440u0433u0430u044eu0449 u0435u0439u0441u00a0 corrosion effects, u043du0435u043fu0440u043eu0432u0430u0440 u0441u0432u0430u0440u0438u0432u0430u0435u043cu043eu0439 have edges in the form of u043fu043eu0434u0440u0435u0437u0430.the weld plate turning on angle = 15 to 30 on the inner surface of the u043fu0435u0440u0435u0441u0435u0447u0435u043du0438u00a0 welded plates with plane u0441u0432u0430u0440u0438u0432u0430u0435u043cu043eu0433u043e ends u043du0438u0436u043d his stitches. method u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 pattern welded u0441u043eu0435u0434u0438u043du0435u043du0438u00a0 u043fu043eu0437u0432u043eu043bu00a0u0435u0442 reduce test u0432u0440u0435u043cu00a0 corrosive cracking under u043du0430u043fu0440u00a0u0436u0435u043du0438u0435u043c in 3 - 4 times, and does not require u0434u043bu00a0 st. u043eu0435u0433u043e u043eu0441u0443u0449u0435u0441u0442u0432u043bu0435u043du0438u00a0 additional cost.acceleration tests u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u0435u0442u0441u00a0 by u0443u0432u0435u043bu0438u0447u0435u043du0438u00a0 as the concentration in a defect - u043fu043eu0434u0440u0435u0437u0435 welded u0441u043eu0435u0434u0438u043du0435u043du0438u00a0, and the emerging u043du0430u043fu0440u00a0u0436u0435 at the defect in the process of testing welded u0441u043eu0435u0434u0438u043du0435u043du0438u00a0. 1 il.