Abstract
The destruction of welded metal structures is most often preceded by plastic deformation in stress concentration zones. Therefore, the detection of such zones when assessing the technical condition of metal structures where plastic deformation has occurred or is occurring is an important scientific and practical task. In the study, mechanical tests were carried out to obtain the dependence of the values of the magnetic field strength Hp (σ) in the controlled zone under cyclic uniaxial tension of the samples under elastic and plastic deformation. Graphic dependencies of values are obtained. According to the research results, the relationship between the structure, magnetic and mechanical parameters is revealed, which allows a reliable assessment of the structural state of the metal and the operating stresses in welded joints and elements of welded metal structures using other methods of the passive flux-gate control method.
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Scherbakov, A., Babanina, A., Graboviy, K. (2021). Acting Stresses in Structural Steels During Elastoplastic Deformation. In: Murgul, V., Pukhkal, V. (eds) International Scientific Conference Energy Management of Municipal Facilities and Sustainable Energy Technologies EMMFT 2019. EMMFT 2019. Advances in Intelligent Systems and Computing, vol 1259. Springer, Cham. https://doi.org/10.1007/978-3-030-57453-6_26
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DOI: https://doi.org/10.1007/978-3-030-57453-6_26
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