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Information × Registration Number 0218U006678, 0118U000872 , R & D reports Title Conducting arbitration investigations of railway products that were destroyed during operation popup.stage_title Head Knysh A.V., Registration Date 12-07-2018 Organization IRON & STEEL INSTITUTE NATIONAL ACADEMI OF SCIENCE OF UKRAINE popup.description2 In the work a comprehensive analysis of the characteristics of the macro, microstructure and mechanical properties of samples of railway wheels О 920 mm with defects on the surface, made from steel ER 7 in accordance with the requirements of DIN EN 13262: 2011 was performed. Based on the analysis of the results of tests for compliance with the requirements of the normative documentation and additional studies of the wheels in the defect zone, it was found that the defects found on the rolling surface of the wheels studied have the same nature of formation and are defects of operational fatigue origin - fatigue cracks and spalling on them5481 Product Description popup.authors Бабаченко О.І. Дьоміна К.Г. Клинова О.П. Книш А.В. Кононенко Г.А. Хулін А.М. popup.nrat_date 2020-04-02 Close