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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">blackmet</journal-id><journal-title-group><journal-title xml:lang="ru">Известия высших учебных заведений. Черная Металлургия</journal-title><trans-title-group xml:lang="en"><trans-title>Izvestiya. Ferrous Metallurgy</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0368-0797</issn><issn pub-type="epub">2410-2091</issn><publisher><publisher-name>National University of Science and Technology "MISIS"</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.17073/0368-0797-2014-12-50-55</article-id><article-id custom-type="elpub" pub-id-type="custom">blackmet-610</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ТЕМАТИЧЕСКАЯ ПОДБОРКА СТАТЕЙ «НАНОСТРУКТУРНОЕ МАТЕРИАЛОВЕДЕНИЕ»</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>TOPICAL COLLECTION OF ARTICLES «NANOSTRUCTURED MATERIAL SCIENCE»</subject></subj-group></article-categories><title-group><article-title>ВЛИЯНИЕ РАВНОКАНАЛЬНО-УГЛОВОГО ПРЕССОВАНИЯ НА ИЗМЕЛЬЧЕНИЕ ЗЕРНА И НЕУПРУГИЕ СВОЙСТВА СПЛАВОВ НА ОСНОВЕ НИКЕЛИДА ТИТАНА</article-title><trans-title-group xml:lang="en"><trans-title>INFLUENCE OF EQUAL-CHANNEL ANGULAR PRESSING ON GRAIN REFINEMENTAND INELASTIC PROPERTIES OF TiNi-BASED ALLOYS</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Лотков</surname><given-names>А. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Lotkov</surname><given-names>A. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д.ф.-м.н., профессор, заместитель директора по научной работе</p></bio><bio xml:lang="en"><p>Dr. Sci. (Phys.-math.), Professor, Deputy Director for Research</p></bio><email xlink:type="simple">lotkov@ispms.tsc.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Батурин</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Baturin</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к.ф.-м.н., доцент, старший научный сотрудник</p></bio><bio xml:lang="en"><p>Cand. Sci. (Phys.-math.), Assist. Professor, Senior Researcher</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Гришков</surname><given-names>В. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Grishkov</surname><given-names>V. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к.ф.-м.н., доцент, ведущий научный сотрудник</p></bio><bio xml:lang="en"><p>Cand. Sci. (Phys.-math.), Assist. Professor, Leading Researcher</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Копылов</surname><given-names>В. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Kopylov</surname><given-names>V. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к.т.н., доцент, ведущий научный сотрудник</p></bio><bio xml:lang="en"><p>Cand. Sci. (Eng.), Assist Professor, Leading Researcher</p></bio><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тимкин</surname><given-names>В. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Timkin</surname><given-names>V. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к.т.н., научный сотрудник</p></bio><bio xml:lang="en"><p>Cand. Sci. (Eng.), Researcher</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт физики прочности и материаловедения СО РАН(634021, Россия, Томск, пр. Академический, д. 2/4)</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Institute of Strength Physics and Material Science Siberian Brunch of Russian Academy of Sciences  (2/4,Akademicheskii pr., Tomsk, 634021, Russia)</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Институт физики прочности и материаловедения СО РАН(634021, Россия, Томск, пр. Академический, д. 2/4)&#13;
Национальный исследовательский Томский политехнический университет&#13;
(634036, Россия, Томск, пр. Ленина, 30)</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Institute of Strength Physics and Material Science Siberian Brunch of Russian Academy of Sciences  (2/4,Akademicheskii pr., Tomsk, 634021, Russia)&#13;
National Research Tomsk Polytechnic University (Tomsk, Russia)(30, Lenina pr., Tomsk, 634036, Russia)</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Физико-технический институт НАН Беларуси(220141, Беларусь, Минск, ул. Купревича, 10)</institution><country>Беларусь</country></aff><aff xml:lang="en"><institution>Physical-Technical Institute of National Academy of Sciences of Belarus (10, Kuprevicha str., Minsk, 220141, Belarus)</institution><country>Belarus</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2014</year></pub-date><pub-date pub-type="epub"><day>01</day><month>04</month><year>2015</year></pub-date><volume>57</volume><issue>12</issue><fpage>50</fpage><lpage>55</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Лотков А.И., Батурин А.А., Гришков В.Н., Копылов В.И., Тимкин В.Н., 2015</copyright-statement><copyright-year>2015</copyright-year><copyright-holder xml:lang="ru">Лотков А.И., Батурин А.А., Гришков В.Н., Копылов В.И., Тимкин В.Н.</copyright-holder><copyright-holder xml:lang="en">Lotkov A.I., Baturin A.A., Grishkov V.N., Kopylov V.I., Timkin V.N.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://fermet.misis.ru/jour/article/view/610">https://fermet.misis.ru/jour/article/view/610</self-uri><abstract><p>На основе собственных результатов и литературных данных сделан обзор закономерностей и возможных механизмов измельчения зерна в сплавах на основе Ti – Ni при равноканально-угловом прессовании (РКУП). В рамках модели непрерывной динамической рекристаллизации описана зависимость размера зерна от накопленной истинной деформации. Представлены результаты экспериментального исследования влияния РКУП на функциональные свойства сплавов на основе никелида титана TiNi. Эволюция микроструктуры сплава Ti50Ni47,3Fe2,7 при увеличении числа проходов РКУП немонотонно влияет на его механические свойства, закономерности накопления и возврата неупругой и развития пластической деформации в изотермических циклах нагружение – разгрузка и при формовосстановлении в процессе нагрева предварительно деформированных образцов. Показано, что максимум упрочнения, достигнутый при формировании ультрамелкозернистой структуры в образцах этого сплава после одного прохода РКУП, коррелирует с максимальным (5 %) проявлением сверхэластичности при 295 К. </p></abstract><trans-abstract xml:lang="en"><p>The review of regularities and possible mechanisms of grain refinement  in TiNi-based  alloys  under  the  equal-channel  angular pressing (ECAP) on the basis of the experimental results and liter-ary data is presented. The dependence of grain size on the accumulated true deformation in the framework of the continuous dynamic recrystallization model  is considered. The  results of  experimental researches of ECAP effect on functional properties of TiNibased alloys are presented. The microstructure evolution of Ti50Ni47.3Fe2.7alloy  with  increasing  number  of  ECAP  passes  affects  nonmonotonically on mechanical properties, the regularities of accumulation and the recovery of inelastic deformation and the development of plastic deformation under isothermal loading  unloading cycles and the shape recovery during heating predeformed samples. It is shown that the maximum of hardening achieved after the formation of ultrafine grain structure in samples of this alloy during the first pass of ECAP correlates with the maximum (5  %) of superelasticity at 295 K. </p></trans-abstract><kwd-group xml:lang="ru"><kwd>сплавы на основе никелида титана TiNi</kwd><kwd> равноканально-угловое прессование</kwd><kwd> измельчение зерна</kwd><kwd> сверхэластичность</kwd><kwd> эффект памяти формы</kwd></kwd-group><kwd-group xml:lang="en"><kwd>TiNi-based alloys</kwd><kwd>equal-channel angular pressing</kwd><kwd> grain refinement</kwd><kwd> superelasticity</kwd><kwd> shape memory effect.</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Валиев Р.З., Рааб Г.И., Боткин А.В., Дубинина С.В. // Изв. вуз. 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