{"id":73771,"date":"2020-07-14T13:03:36","date_gmt":"2020-07-14T13:03:36","guid":{"rendered":"https:\/\/rimsa.com\/casos-de-exito\/les-fibres-modifient-le-comportement-non-lineaire-du-beton-structurel"},"modified":"2024-10-12T06:51:02","modified_gmt":"2024-10-12T06:51:02","slug":"les-fibres-modifient-le-comportement-non-lineaire-du-beton-structurel","status":"publish","type":"casos-de-exito","link":"https:\/\/rimsa.com\/fr\/etudes-de-cas\/les-fibres-modifient-le-comportement-non-lineaire-du-beton-structurel","title":{"rendered":"Les fibres modifient le comportement non lin\u00e9aire du b\u00e9ton structurel"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"73771\" class=\"elementor elementor-73771 elementor-71586\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\" data-elementor-post-type=\"casos-de-exito\">\n\t\t\t\t<div class=\"elementor-element elementor-element-476098c3 e-flex e-con-boxed e-con e-parent\" data-id=\"476098c3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-40bd9313 e-flex e-con-boxed e-con e-child\" data-id=\"40bd9313\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-464660b8 e-con-full e-flex e-con e-child\" data-id=\"464660b8\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-06c100c e-flex e-con-boxed e-con e-child\" data-id=\"06c100c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3a8edd2 elementor-widget elementor-widget-button\" data-id=\"3a8edd2\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"back\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-left\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M34.52 239.03L228.87 44.69c9.37-9.37 24.57-9.37 33.94 0l22.67 22.67c9.36 9.36 9.37 24.52.04 33.9L131.49 256l154.02 154.75c9.34 9.38 9.32 24.54-.04 33.9l-22.67 22.67c-9.37 9.37-24.57 9.37-33.94 0L34.52 272.97c-9.37-9.37-9.37-24.57 0-33.94z\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Retourner<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dad539c elementor-widget elementor-widget-html\" data-id=\"dad539c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<script type=\"text\/javascript\">jQuery(function($){\n       $(\"#back\").click(function(e){\n           e.preventDefault();\n           window.history.back();\n       })\n    });\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d8a45b1 elementor-widget elementor-widget-heading\" data-id=\"2d8a45b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Les fibres modifient le comportement non lin\u00e9aire du b\u00e9ton structurel<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-41e9754b e-flex e-con-boxed e-con e-parent\" data-id=\"41e9754b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5521c259 e-flex e-con-boxed e-con e-child\" data-id=\"5521c259\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5cbd0ef5 e-con-full e-flex e-con e-child\" data-id=\"5cbd0ef5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5640f0c5 elementor-widget elementor-widget-heading\" data-id=\"5640f0c5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">L'incorporation de fibres dans la matrice du b\u00e9ton modifie le comportement non lin\u00e9aire du b\u00e9ton de structure, notamment en traction, emp\u00eachant l'ouverture et la propagation des fissures.<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-353585d4 e-con-full e-flex e-con e-child\" data-id=\"353585d4\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-52d58220 elementor-widget elementor-widget-text-editor\" data-id=\"52d58220\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La norme UNE-83510 pr\u00e9cise les conditions dans lesquelles la fibre doit \u00eatre soumise. Le test consiste \u00e0 \u00e9tirer la fibre jusqu\u2019\u00e0 la rupture. Il convient de rappeler qu\u2019avant de casser les fibres m\u00e9talliques doivent avoir une d\u00e9formation plastique. <\/p>\n<p>La force avant rupture ou d\u00e9formation est appel\u00e9e r\u00e9sistance \u00e0 la traction et est donn\u00e9e en valeurs de contrainte par unit\u00e9 de surface de la section transversale de la fibre (N \/ mm2). Fibre \u00e0 faible ou moyenne teneur en carbone, elle se caract\u00e9rise par une r\u00e9sistance \u00e0 la traction comprise entre 400 et 1500 MPa. <\/p>\n<p>Le dosage est d\u00e9fini comme la quantit\u00e9 de fibres (kg) par m\u00e8tre cube (m3), <strong>plus il y a de fibres incorpor\u00e9es dans un b\u00e9ton, plus il aura d\u2019avantages.<\/strong> Cependant, le d\u00e9passement de la quantit\u00e9 n\u00e9cessaire peut \u00eatre contre-productif en raison de la formation de h\u00e9rissons et d\u2019une faible maniabilit\u00e9 due \u00e0 la fluidit\u00e9 r\u00e9duite de la p\u00e2te; <strong>Pour ces raisons, il est n\u00e9cessaire de calculer la posologie optimale pour chaque cas \u00e0 l\u2019aide d\u2019un logiciel informatique.<\/strong> <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7c5b8f67 e-flex e-con-boxed e-con e-parent\" data-id=\"7c5b8f67\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-23dbb37e e-flex e-con-boxed e-con e-child\" data-id=\"23dbb37e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3c540037 elementor-widget elementor-widget-text-editor\" data-id=\"3c540037\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"\" class=\"block fiftyfifty_text_media left\">\n<div class=\"text\">\n<div class=\"positioner\">\n<p>Afin d\u2019utiliser le logiciel, les r\u00e9sultats de r\u00e9sistance r\u00e9siduelle des tests de caract\u00e9risation y ont \u00e9t\u00e9 pr\u00e9alablement int\u00e9gr\u00e9s, selon la norme UNE-EN 14651<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"block fiftyfifty_text_media right\">\n<div class=\"media\"> <\/div>\n<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7ec3e6ea e-flex e-con-boxed e-con e-child\" data-id=\"7ec3e6ea\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2b5153c8 elementor-widget elementor-widget-image\" data-id=\"2b5153c8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/Frances-3-1920x1280-1-1024x683.jpg\" class=\"attachment-large size-large wp-image-71594\" alt=\"\" srcset=\"https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/Frances-3-1920x1280-1-1024x683.jpg 1024w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/Frances-3-1920x1280-1-300x200.jpg 300w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/Frances-3-1920x1280-1-768x512.jpg 768w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/Frances-3-1920x1280-1-1536x1024.jpg 1536w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/Frances-3-1920x1280-1.jpg 1920w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-26b7555b e-flex e-con-boxed e-con e-parent\" data-id=\"26b7555b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-439dfa61 e-flex e-con-boxed e-con e-child\" data-id=\"439dfa61\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e39d5e0 elementor-widget elementor-widget-image\" data-id=\"e39d5e0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/warehouse-1024x576.jpg\" class=\"attachment-large size-large wp-image-71598\" alt=\"\" srcset=\"https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/warehouse-1024x576.jpg 1024w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/warehouse-300x169.jpg 300w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/warehouse-768x432.jpg 768w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/warehouse-1536x864.jpg 1536w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/warehouse.jpg 1920w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cff5ae6 e-flex e-con-boxed e-con e-child\" data-id=\"cff5ae6\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1e27c92d elementor-widget elementor-widget-text-editor\" data-id=\"1e27c92d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"\" class=\"block fiftyfifty_text_media right\">\n<div class=\"text\">\n<div class=\"positioner\">\n<p>Par la suite, pour chaque type d\u2019ouvrage, les valeurs du terrain et les hypoth\u00e8ses de charge que supportera le sol, telles que le rayonnage, la charge r\u00e9partie, la circulation des camions et des camions, sont int\u00e9gr\u00e9es.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"block fiftyfifty_text_media left\">\n<div class=\"media\"> <\/div>\n<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2387937 e-flex e-con-boxed e-con e-parent\" data-id=\"2387937\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-81a6ec8 e-flex e-con-boxed e-con e-child\" data-id=\"81a6ec8\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fc028cb elementor-widget elementor-widget-text-editor\" data-id=\"fc028cb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Concernant le dosage, il est important de souligner l\u2019effet que les fibres ont sur la consistance du b\u00e9ton. <strong>es fibres augmentent la viscosit\u00e9 de la p\u00e2te cimentaire en raison de sa rigidit\u00e9 structurelle, modifiant les valeurs du c\u00f4ne d\u2019Abrams<\/strong> (test qui nous permet de conna\u00eetre la consistance du b\u00e9ton en raison de son rapport eau\/ciment) <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3604d09 e-flex e-con-boxed e-con e-child\" data-id=\"3604d09\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fbca066 elementor-widget elementor-widget-image\" data-id=\"fbca066\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/rimsa-Obra-Jaen-4-R-HOOK-50.1-1024x768-1.jpg\" class=\"attachment-large size-large wp-image-71602\" alt=\"\" srcset=\"https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/rimsa-Obra-Jaen-4-R-HOOK-50.1-1024x768-1.jpg 1024w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/rimsa-Obra-Jaen-4-R-HOOK-50.1-1024x768-1-300x225.jpg 300w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/rimsa-Obra-Jaen-4-R-HOOK-50.1-1024x768-1-768x576.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6e29357 e-flex e-con-boxed e-con e-parent\" data-id=\"6e29357\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-e8ce92d e-flex e-con-boxed e-con e-child\" data-id=\"e8ce92d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1205032 elementor-widget elementor-widget-image\" data-id=\"1205032\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/OBRAALGECIRAS-1024x768-1.jpg\" class=\"attachment-large size-large wp-image-71606\" alt=\"\" srcset=\"https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/OBRAALGECIRAS-1024x768-1.jpg 1024w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/OBRAALGECIRAS-1024x768-1-300x225.jpg 300w, https:\/\/rimsa.com\/wp-content\/uploads\/2024\/02\/OBRAALGECIRAS-1024x768-1-768x576.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-840b98f e-flex e-con-boxed e-con e-child\" data-id=\"840b98f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f1074cc elementor-widget elementor-widget-text-editor\" data-id=\"f1074cc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"\" class=\"block fiftyfifty_text_media right\">\n<div class=\"text\">\n<div class=\"positioner\">\n<p>La solution \u00e0 la perte de fluidit\u00e9 est l\u2019utilisation d\u2019additifs superplastifiants ; ils sont charg\u00e9s d\u2019augmenter la capacit\u00e9 d\u2019\u00e9coulement de la p\u00e2te de b\u00e9ton sans modifier le rapport eau-ciment jusqu\u2019\u00e0 un maximum de 5% de son poids. Ces additifs modifient la consistance du b\u00e9ton, am\u00e9liorant ainsi sa maniabilit\u00e9. <\/p>\n<\/div>\n<\/div>\n<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-06df358 e-flex e-con-boxed e-con e-parent\" data-id=\"06df358\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5169675 e-flex e-con-boxed e-con e-child\" data-id=\"5169675\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5efa8c elementor-widget elementor-widget-heading\" data-id=\"5efa8c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Le malaxage est une phase critique pour le b\u00e9ton fibr\u00e9 car il existe un risque de g\u00e9n\u00e9rer des agglom\u00e9rations ind\u00e9sirables comme les oursins. \n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4c76d66 e-flex e-con-boxed e-con e-child\" data-id=\"4c76d66\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8a2695d elementor-widget elementor-widget-text-editor\" data-id=\"8a2695d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"\" class=\"block text_big_left_small_right\">\n<div class=\"right\">\n<p>Comme discut\u00e9 pr\u00e9c\u00e9demment, avec de faibles dosages, les probl\u00e8mes de p\u00e9trissage sont r\u00e9duits de la m\u00eame mani\u00e8re qu\u2019avec une teneur en granulats fins et un \u00e9lancement inf\u00e9rieur des fibres. L\u2019ordre de remplissage est d\u00e9terminant, en r\u00e8gle g\u00e9n\u00e9rale les fibres <strong>sont incorpor\u00e9es \u00e0 c\u00f4t\u00e9 du granulat ou juste apr\u00e8s son introduction \u00e0 vitesse lente, 20 kg et 60 kg par minute avec la vitesse de rotation maximale du malaxeur, avec l\u2019intention d\u2019assurer l\u2019homog\u00e9n\u00e9it\u00e9 maximale du b\u00e9ton.<\/strong><\/p>\n<\/div>\n<\/div>\n<div id=\"\" class=\"block three_columns_anything \">\n<div class=\"block_header\">\n<div class=\"pre_headline\"> <\/div>\n<\/div>\n<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-18b80685 e-flex e-con-boxed e-con e-parent\" data-id=\"18b80685\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-22bad2b2 elementor-widget elementor-widget-heading\" data-id=\"22bad2b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Nos produits offrent des solutions exceptionnelles<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11b2c980 ha-gb-stripe ha-gb-row ha-gb-right ha-gb-top elementor-widget elementor-widget-jet-listing-grid\" data-id=\"11b2c980\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;columns&quot;:&quot;4&quot;,&quot;columns_tablet&quot;:&quot;2&quot;,&quot;columns_mobile&quot;:&quot;1&quot;}\" data-widget_type=\"jet-listing-grid.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"jet-listing-grid jet-listing\"><div class=\"jet-listing-grid__items grid-col-desk-4 grid-col-tablet-2 grid-col-mobile-1 jet-listing-grid--570 jet-equal-columns__wrapper\" data-queried-id=\"73771|WP_Post\" data-nav=\"{&quot;enabled&quot;:false,&quot;type&quot;:null,&quot;more_el&quot;:null,&quot;query&quot;:[],&quot;widget_settings&quot;:{&quot;lisitng_id&quot;:570,&quot;posts_num&quot;:4,&quot;columns&quot;:4,&quot;columns_tablet&quot;:2,&quot;columns_mobile&quot;:1,&quot;column_min_width&quot;:240,&quot;column_min_width_tablet&quot;:240,&quot;column_min_width_mobile&quot;:240,&quot;inline_columns_css&quot;:false,&quot;is_archive_template&quot;:&quot;&quot;,&quot;post_status&quot;:[&quot;publish&quot;],&quot;use_random_posts_num&quot;:&quot;&quot;,&quot;max_posts_num&quot;:9,&quot;not_found_message&quot;:&quot;Aucun produit apparent\\u00e9&quot;,&quot;is_masonry&quot;:false,&quot;equal_columns_height&quot;:&quot;yes&quot;,&quot;use_load_more&quot;:&quot;&quot;,&quot;load_more_id&quot;:&quot;&quot;,&quot;load_more_type&quot;:&quot;click&quot;,&quot;load_more_offset&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:0,&quot;sizes&quot;:[]},&quot;use_custom_post_types&quot;:&quot;&quot;,&quot;custom_post_types&quot;:[],&quot;hide_widget_if&quot;:&quot;&quot;,&quot;carousel_enabled&quot;:&quot;&quot;,&quot;slides_to_scroll&quot;:&quot;1&quot;,&quot;arrows&quot;:&quot;true&quot;,&quot;arrow_icon&quot;:&quot;fa fa-angle-left&quot;,&quot;dots&quot;:&quot;&quot;,&quot;autoplay&quot;:&quot;true&quot;,&quot;pause_on_hover&quot;:&quot;true&quot;,&quot;autoplay_speed&quot;:5000,&quot;infinite&quot;:&quot;true&quot;,&quot;center_mode&quot;:&quot;&quot;,&quot;effect&quot;:&quot;slide&quot;,&quot;speed&quot;:500,&quot;inject_alternative_items&quot;:&quot;&quot;,&quot;injection_items&quot;:[],&quot;scroll_slider_enabled&quot;:&quot;&quot;,&quot;scroll_slider_on&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;custom_query&quot;:&quot;yes&quot;,&quot;custom_query_id&quot;:&quot;7&quot;,&quot;_element_id&quot;:&quot;&quot;,&quot;collapse_first_last_gap&quot;:false,&quot;list_tag_selection&quot;:&quot;&quot;,&quot;list_items_wrapper_tag&quot;:&quot;div&quot;,&quot;list_item_tag&quot;:&quot;div&quot;,&quot;empty_items_wrapper_tag&quot;:&quot;div&quot;}}\" data-page=\"1\" data-pages=\"1\" data-listing-source=\"query\" data-listing-id=\"570\" data-query-id=\"7\"><div class=\"jet-listing-grid__item jet-listing-dynamic-post-73831 jet-equal-columns\" data-post-id=\"73831\"  >\t\t<div data-elementor-type=\"jet-listing-items\" data-elementor-id=\"70864\" class=\"elementor elementor-70864 elementor-570\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\" data-elementor-post-type=\"jet-engine\">\n\t\t\t\t<div class=\"elementor-element elementor-element-193bfed e-flex e-con-boxed e-con e-parent\" data-id=\"193bfed\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[],&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-85ad7f2 e-flex e-con-boxed e-con e-child\" data-id=\"85ad7f2\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-06aec6d elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"06aec6d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/rimsa.com\/fr\/products\/r-hook\">\n\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/rimsa.com\/wp-content\/uploads\/elementor\/thumbs\/hook_web-qnut4j4amxrcmmexgkkjw9mby8binyynlk3hs53680.png\" title=\"hook_web\" alt=\"Fibras para Hormig\u00f3n\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8009c90 e-flex e-con-boxed e-con e-child\" data-id=\"8009c90\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[],&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f898220 elementor-widget elementor-widget-jet-listing-dynamic-terms\" data-id=\"f898220\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"jet-listing-dynamic-terms.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"jet-listing jet-listing-dynamic-terms\"><span class=\"jet-listing-dynamic-terms__link\">Fibres m\u00e9talliques \u00e0 usage g\u00e9n\u00e9ral<\/span><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb1e424 elementor-widget elementor-widget-heading\" data-id=\"eb1e424\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/rimsa.com\/fr\/products\/r-hook\">r hook<\/a><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1a2513d ha-gb-stripe ha-gb-row ha-gb-right ha-gb-top elementor-widget elementor-widget-jet-listing-dynamic-field\" data-id=\"1a2513d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"jet-listing-dynamic-field.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"jet-listing jet-listing-dynamic-field display-inline\"><div class=\"jet-listing-dynamic-field__inline-wrap\"><div class=\"jet-listing-dynamic-field__content\" >Les fibres \u00e0 crochets emp\u00eachent l'apparition de fissures gr\u00e2ce \u00e0 leur...<\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div 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\"><\/path><\/g><\/g><\/g><\/svg>\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"featured_media":71589,"template":"","tema":[740],"tipologia":[839],"aplicacion":[],"linea-de-productos":[69],"class_list":["post-73771","casos-de-exito","type-casos-de-exito","status-publish","has-post-thumbnail","hentry","tema-construccion-fr","tipologia-use-case-fr","linea-de-productos-fibres-de-renfort"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Les fibres modifient le comportement non lin\u00e9aire du b\u00e9ton structurel - Rimsa<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rimsa.com\/fr\/etudes-de-cas\/les-fibres-modifient-le-comportement-non-lineaire-du-beton-structurel\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les fibres modifient le comportement non lin\u00e9aire du b\u00e9ton structurel - Rimsa\" \/>\n<meta property=\"og:description\" content=\"Retourner L&rsquo;incorporation de fibres dans la matrice du b\u00e9ton modifie le comportement non lin\u00e9aire du b\u00e9ton de structure, notamment en traction, emp\u00eachant l&rsquo;ouverture et la propagation des fissures. La norme UNE-83510 pr\u00e9cise les conditions dans lesquelles la fibre doit \u00eatre soumise. Le test consiste \u00e0 \u00e9tirer la fibre jusqu\u2019\u00e0 la rupture. 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