VESTNIK of Samara University. Aerospace and Mechanical EngineeringVESTNIK of Samara University. Aerospace and Mechanical Engineering2542-04532541-7533Samara National Research University688610.18287/2541-7533-2011-0-3-3(27)-237-241UnknownQuality criteria hardened surface layer, the effective parameter management process technology of surface plastic deformationKhibnidcT. A.<p>assistant</p>tanya_hib@mail.ruKoltsounYu. I.<p>doctor of technical sciences<br />professor of the department of the strength materials</p>koltsoun_y.i@mail.ruSamara State Aerospace University named after academician S.P. Korolyov (National Research University)03092011103-32372411707201917072019Copyright © 2019, VESTNIK of Samara University. Aerospace and Mechanical Engineering2019<p>In the paper we examined the mechanisms of emergence and development of fatigue cracks in the case is not optimal modes of surface plastic deformation. We proposed the effective quality factor of technological surface layer hardening.</p>Поверхностное пластическое деформированиеостаточные напряженияэпюры остаточных напряженийусталостная трещинаэффективный коэффициент качества технологического упрочненияSurface plastic deformationresidual stressdiagrams of residual stressesfatigue crackthe effective quality factor of technological hardening