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Information × Registration Number 0219U100385, 0118U100005 , R & D reports Title Development of an automized system for determination of residual stresses in structural materials using ESPI method popup.stage_title Head Savitsky Viktor Volodymyrovych, Кандидат технічних наук Registration Date 11-02-2019 Organization E.O.Paton Elektric Welding Institute National Academy of scinces of Ukraine popup.description2  The technical specification for speckle-interferometer, which will be used for measuring displacements of points of a surface of investigated objects with an accuracy of not less than 0.03 microns and determination of residual stresses by the method of openings is determined. Drawings of speckle-interferometer with increased rigidity have been developed. An automated system of step-by-step stress relaxation is created, which in the future will allow the specter-interferometry method to determine the gradient of stresses on the thickness of the investigated materials. Product Description popup.authors popup.nrat_date 2020-04-02 Close