{"id":5203,"date":"2015-11-02T15:25:01","date_gmt":"2015-11-02T14:25:01","guid":{"rendered":"http:\/\/dpubma.univ-annaba.dz\/?p=5203"},"modified":"2015-11-02T15:26:59","modified_gmt":"2015-11-02T14:26:59","slug":"effet-de-la-temperature-sur-la-microstructure-des-couches-doxydes-formees-sur-lacier-extra-dur-durant-le-processus-de-laminage-a-chaud","status":"publish","type":"post","link":"https:\/\/synthese.univ-annaba.dz\/?p=5203","title":{"rendered":"Effet de la temp\u00e9rature sur la microstructure des couches d\u2019oxydes form\u00e9es sur l\u2019acier  extra dur durant le processus de laminage \u00e0 chaud"},"content":{"rendered":"<p style=\"text-align: justify;\" align=\"center\"><strong>Num\u00e9ro de la revue<\/strong>:\u00a031<br \/>\n<strong>Auteurs<\/strong>: \u00a0Abdallah Haouam<sup>1*<\/sup>, Amine Makni<sup>2<\/sup>, J\u00e9r\u00f4me Favergeon<sup>3 <\/sup>&amp; G\u00e9rard Moulin<sup>3<\/sup><\/p>\n<div>\n<p><em>1<\/em><em>Laboratoire de M\u00e9canique Industrielle, D\u00e9partement de G\u00e9nie M\u00e9canique, Universit\u00e9 Badji Mokhtar, \u00a0BP 12, Annaba, 23000, Alg\u00e9rie.<\/em><\/p>\n<p><em>2<\/em><em>Laboratoire de Mod\u00e9lisation, M\u00e9canique et Productique, Ecole Nationale d\u2019Ing\u00e9nieurs de Sfax,<\/em><\/p>\n<p><em>\u00a0<\/em><em>B.P<\/em><em>.<\/em><em>W 3038, Sfax, \u00a0Tunisie.<\/em><\/p>\n<p><em><sup>3<\/sup><\/em><em>Laboratoire Roberval, <\/em><em>Centre de Recherches Royallieu, BP 60529, <\/em><em>Universit\u00e9 de Technologie de Compi\u00e8gne (UTC), Compi\u00e8gne, \u00a060200, \u00a0France.<\/em><\/p>\n<p><em>\u00a0<\/em><\/p>\n<\/div>\n<p>.<\/p>\n<p style=\"text-align: right;\"><a href=\"http:\/\/dpubma.univ-annaba.dz\/wp-content\/uploads\/2015\/11\/9-R13.15.pdf\"><strong>T\u00e9l\u00e9charger l&rsquo;article<img loading=\"lazy\" decoding=\"async\" class=\" wp-image-709 alignright\" style=\"margin-top: -10px; margin-bottom: -10px;\" src=\"\/wp-content\/uploads\/2014\/04\/p2.jpg\" alt=\"p2\" width=\"37\" height=\"35\" srcset=\"https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2.jpg 113w, https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2-24x24.jpg 24w, https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2-48x46.jpg 48w\" sizes=\"auto, (max-width: 37px) 100vw, 37px\" \/><\/strong><\/a><\/p>\n<p><strong>R\u00e9sum\u00e9<\/strong><\/p>\n<p style=\"text-align: justify;\">Un essai de flexion quatre points est utilis\u00e9 pour simuler la sollicitation m\u00e9canique \u00e0 laquelle sont \u00a0soumises les brames d&rsquo;acier pendant la s\u00e9quence de laminage dans une plage de temp\u00e9rature comprise entre 900\u00b0C et 650 \u00b0 C. L&rsquo;examen par MEB de la surface des sp\u00e9cimens test\u00e9s en flexion sous une atmosph\u00e8re contr\u00f4l\u00e9e fournit des informations suppl\u00e9mentaires sur la fissuration de la bande d&rsquo;oxyde, sur le type de d\u00e9faillance et sur les diff\u00e9rents d\u00e9fauts. Cette analyse montre que les temp\u00e9ratures de formation de la couche d&rsquo;oxyde ou calamine et la sollicitation m\u00e9canique ont une influence significative sur le comportement du syst\u00e8me acier-calamine. Les couches d&rsquo;oxydes obtenues sous une atmosph\u00e8re humide ont un comportement plus plastique que celles obtenues sous une atmosph\u00e8re s\u00e8che.<\/p>\n<p><strong>\u00a0<\/strong><strong>Mots cl\u00e9s<\/strong>\u00a0<em>: Laminage \u00e0 chaud- \u00a0Flexion 4points &#8211; Acier-\u00a0 Oxydation- \u00a0Calamine \u00a0<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><em>\u00a0<\/em><\/p>\n<p><strong><em>\u00a0<\/em><\/strong><\/p>\n<p><strong>\u00a0<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Num\u00e9ro de la revue:\u00a031 Auteurs: \u00a0Abdallah Haouam1*, Amine Makni2, J\u00e9r\u00f4me Favergeon3 &amp; G\u00e9rard Moulin3 1Laboratoire de M\u00e9canique Industrielle, D\u00e9partement de G\u00e9nie M\u00e9canique, Universit\u00e9 Badji Mokhtar, \u00a0BP 12, Annaba, 23000, Alg\u00e9rie. 2Laboratoire de Mod\u00e9lisation, M\u00e9canique et Productique, Ecole Nationale d\u2019Ing\u00e9nieurs de &hellip; <a href=\"https:\/\/synthese.univ-annaba.dz\/?p=5203\">Lire la suite <span class=\"meta-nav\">&raquo;<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[1061,1063,1060,1059,1062],"class_list":["post-5203","post","type-post","status-publish","format-standard","hentry","category-synthese-2","tag-acier","tag-calamine","tag-flexion-4points","tag-laminage-a-chaud","tag-oxydation"],"_links":{"self":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/5203","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5203"}],"version-history":[{"count":1,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/5203\/revisions"}],"predecessor-version":[{"id":5204,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/5203\/revisions\/5204"}],"wp:attachment":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5203"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5203"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5203"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}