164 Result(s)
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Article
L. B. Zuev
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Article
Plasticity of Metals and Mendeleev’s Periodic Law
The laws of localized plastic flow in various metals are considered. The relations between the plasticity characteristics of a metal and its position in the periodic table and its lattice characteristics are f...
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Autowave Plasticity of Metals and their Positions in the Periodic Table of Elements
General patterns of localized plastic flow development are described at linear work hardening stages of nineteen metals. Correlations between the position of the element in the periodic table of elements and t...
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Relation of the Lattice and Deformation Characteristics at Plastic Flow of Metals
A new approach is suggested for explanation of autowave processes during plastic deformation of metals. It is based on the postulate that a quasiparticle corresponds to a localized flow autowave. Characteristi...
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A Scale Effect Accompanying Autowave Plastic Strain
The relationship between the spatial parameter of the development of a localized plastic flow (the length of the localized plasticity autowave) and the length of the deformed sample is studied. According to ex...
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Autowave Plasticity: Principles and Possibilities
Basic concepts of the autowave model of development of a localized plastic flow of solids of different natures are considered. It is shown that plastic deformation develops in a localized (at the macroscale le...
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Hall–Petch Relation and the Localized Plasticity Parameters
The mechanical properties and the localized plasticity characteristics of polycrystalline aluminum are compared to explain the nature of the Hall–Petch relation for the deformation of a polycrystalline metal i...
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Autowave Pattern of Transformation-Induced Plasticity Steel Deformation
The deformation behavior of TRIP steel at the macroscopic level is experimentally investigated. It has been established that the deformation-induced austenite → martensite phase transformation is developed by ...
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Vibrational Kinetics of the Lüders Front
The regularities in the inhomogeneous development of plastic deformation at the front of the Lüders band at the yield plateau in Hadfield steel single crystals are considered. It has been established that the ...
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On the Use of Atomic Force Microscopy in Metallography
Abstract—Optical and atomic force microscopy is used to study the structures of pearlitic and ferritic steels. The advantages of atomic force microscopy for studying the steel structures are shown in comparison w...
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Characteristics of Localized Plasticity Autowaves and the Debye Parameter in Metals
A correlation between the characteristics of localized plasticity autowaves and the Debye temperature of crystalline lattice in 19 metals has been analyzed. It is shown that this experimentally established lin...
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Plastic Flow Localization and Strain Hardening of Metals
The plastic flow macrolocalization in single crystals and polycrystalline alloys at various stages of strain hardening is considered. The macrolocalized plastic flow at these stages is shown to be an autowave ...
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Basic Relationships of the Autowave Model of a Plastic Flow
Macroscopic laws of the development of plastic flow localization autowaves in metals, alloys, alkali halide crystals, and rocks are investigated. It is shown that the characteristics of elastic and plastic wav...
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Entropy Interpretation of the Elastic–Plastic Strain Invariant
An interpretation of the nature of the relation between elastic and plastic strains, called the elastic–plastic strain invariant, is proposed which takes into account the change in the entropy of the system du...
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The Correlation between Characteristics of Macrolocalized Plastic Deformation and Parameters of the Electronic Structure of Metals
The correlation between lattice characteristics of a deformed medium and parameters of autowaves of a localized plastic flow in metals at the stage of linear strain hardening is considered. Such correlation te...
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Kinetics of Macrolocalization Patterns of Plastic Flow of Metals
The features of the macroscopic inhomogeneity of plastic deformation in the form of autowaves with a pulsating amplitude are analyzed, and data on the localization of sources of acoustic emission at different ...
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Origin of Elastic–Plastic Deformation Invariant
We consider the autowave mechanism of evolution of a localized plastic deformation of crystalline solids of different origins. It is found that localization of the plastic flow is determined by the relation be...
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Structure and Plastic Flow Heterogeneities of the 12Kh18N9T Steel–St3 Steel Bimetal during Tension
The plastic deformation of a three-layer bimetallic composite, namely, structural low-carbon St3sp steel clad by an austenitic corrosion-resistant 12Kh18N9T steel on both sides is studied. The laws of Chernov–...
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Structure of a Carbon Steel–Stainless Steel Bimetal
Bimetallic samples may be produced by casting St3 structural steel between sheets of Kh18N9T stainless steel in a mold, with subsequent hot rolling of the three-layer sheet. Such samples have a structure in wh...
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Luders deformation of low-carbon steel
The development of Chernov–Luders bands on elastoplastic transition in low-carbon steel is investigated. The main factors responsible for the creation and development of the bands are identified. The kinetics ...
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Autowave processes of the localization of plastic flow in active media subjected to deformation
Conditions have been considered for the formation of autowaves of localized plastic flow in the deformed metals upon the propagation of Lüders bands in the case of the Portevin–Le Chatelier effect, and upon th...
