NUCLEATION PROBLEMS OF THE MARTENSITIC TRANSFORMATION IN STEEL

A review of papers on martensitic transformations is presented. To clarify the martensite nucleation mechanism in iron-carbon steels on the basis of the currently established understanding is the main purpose of the review. The martensitic transformation is one of the main types of phase transformat...

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Main Authors: Victor Nikolayevich Pustovoyt, Yury Vyacheslavovich Dolgachev
Format: Article
Language:Russian
Published: Don State Technical University 2013-03-01
Series:Advanced Engineering Research
Subjects:
Online Access:https://www.vestnik-donstu.ru/jour/article/view/369
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author Victor Nikolayevich Pustovoyt
Yury Vyacheslavovich Dolgachev
author_facet Victor Nikolayevich Pustovoyt
Yury Vyacheslavovich Dolgachev
author_sort Victor Nikolayevich Pustovoyt
collection DOAJ
description A review of papers on martensitic transformations is presented. To clarify the martensite nucleation mechanism in iron-carbon steels on the basis of the currently established understanding is the main purpose of the review. The martensitic transformation is one of the main types of phase transformations in the solid state which is observed in materials with different nature. Need for a thorough and comprehensive analysis of the structural states formed during steel quenching is determined by its scientific and applied relevance. The martensitic transformation models are presented and critically discussed. The transformation features inherent martensite nucleation in steel are marked. The specific model reconstructions of crystal lattices are shown. The energy barrierless martensite nucleation model is considered in the work. As follows from the analysis of the spatial configurations formed by the martensite plates, it is concluded that they are defined more by the general patterns of the crystal growth than by the interaction between the elastic fields of the colliding plates. It is noted that the generalization and projection of the obtained results on nonferrous and rather exotic model alloys for steel are incorrect. It is concluded that the mechanism of martensite nucleation in the iron-carbon steel is still not fully disclosed.
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spelling doaj.art-4fc3ac3ddf2a4aa2b2948955975616652023-03-13T07:31:23ZrusDon State Technical UniversityAdvanced Engineering Research2687-16532013-03-01131-2524362NUCLEATION PROBLEMS OF THE MARTENSITIC TRANSFORMATION IN STEELVictor Nikolayevich Pustovoyt0Yury Vyacheslavovich Dolgachev1Донской государственный технический университетДонской государственный технический университетA review of papers on martensitic transformations is presented. To clarify the martensite nucleation mechanism in iron-carbon steels on the basis of the currently established understanding is the main purpose of the review. The martensitic transformation is one of the main types of phase transformations in the solid state which is observed in materials with different nature. Need for a thorough and comprehensive analysis of the structural states formed during steel quenching is determined by its scientific and applied relevance. The martensitic transformation models are presented and critically discussed. The transformation features inherent martensite nucleation in steel are marked. The specific model reconstructions of crystal lattices are shown. The energy barrierless martensite nucleation model is considered in the work. As follows from the analysis of the spatial configurations formed by the martensite plates, it is concluded that they are defined more by the general patterns of the crystal growth than by the interaction between the elastic fields of the colliding plates. It is noted that the generalization and projection of the obtained results on nonferrous and rather exotic model alloys for steel are incorrect. It is concluded that the mechanism of martensite nucleation in the iron-carbon steel is still not fully disclosed.https://www.vestnik-donstu.ru/jour/article/view/369мартенситмартенситное превращениезародышкристаллзакалкасталь.
spellingShingle Victor Nikolayevich Pustovoyt
Yury Vyacheslavovich Dolgachev
NUCLEATION PROBLEMS OF THE MARTENSITIC TRANSFORMATION IN STEEL
Advanced Engineering Research
мартенсит
мартенситное превращение
зародыш
кристалл
закалка
сталь.
title NUCLEATION PROBLEMS OF THE MARTENSITIC TRANSFORMATION IN STEEL
title_full NUCLEATION PROBLEMS OF THE MARTENSITIC TRANSFORMATION IN STEEL
title_fullStr NUCLEATION PROBLEMS OF THE MARTENSITIC TRANSFORMATION IN STEEL
title_full_unstemmed NUCLEATION PROBLEMS OF THE MARTENSITIC TRANSFORMATION IN STEEL
title_short NUCLEATION PROBLEMS OF THE MARTENSITIC TRANSFORMATION IN STEEL
title_sort nucleation problems of the martensitic transformation in steel
topic мартенсит
мартенситное превращение
зародыш
кристалл
закалка
сталь.
url https://www.vestnik-donstu.ru/jour/article/view/369
work_keys_str_mv AT victornikolayevichpustovoyt nucleationproblemsofthemartensitictransformationinsteel
AT yuryvyacheslavovichdolgachev nucleationproblemsofthemartensitictransformationinsteel