{"id":5228,"date":"2026-06-05T08:57:56","date_gmt":"2026-06-05T08:57:56","guid":{"rendered":"https:\/\/dycarbonfiber.com\/?p=5228"},"modified":"2026-06-05T09:00:54","modified_gmt":"2026-06-05T09:00:54","slug":"square-carbon-fiber-tube-vs-round-stiffness","status":"publish","type":"post","link":"https:\/\/dycarbonfiber.com\/fr\/square-carbon-fiber-tube-vs-round-stiffness\/","title":{"rendered":"Tubes carr\u00e9s en fibre de carbone vs tubes ronds : explication des diff\u00e9rences de rigidit\u00e9 dans le secteur a\u00e9rospatial"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"5228\" class=\"elementor elementor-5228\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-628b08e1 e-con-full e-flex e-con e-parent\" data-id=\"628b08e1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5324d332 elementor-widget elementor-widget-image\" data-id=\"5324d332\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/dycarbonfiber.com\/fr\/produits-03\/pieces-en-fibre-de-carbone-pour-la-fabrication-assistee-par-ordinateur\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/elementor\/thumbs\/blog-page-banner-rcavplavw4yufbwplfxw5ut3f6ji4ueey1h1uetaq0.jpg\" title=\"blog-page-banner\" alt=\"blog-page-banner\" 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-5ffe3086 e-flex e-con-boxed e-con e-parent\" data-id=\"5ffe3086\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-66c730f1 elementor-widget elementor-widget-heading\" data-id=\"66c730f1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Pourquoi un tube carr\u00e9 en fibre de carbone pr\u00e9sente-t-il une rigidit\u00e9 inf\u00e9rieure \u00e0 celle d'un tube rond ?<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-749dc0b3 jkit-social-shape shape-none elementor-widget elementor-widget-jkit_social_share\" data-id=\"749dc0b3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"jkit_social_share.default\">\n\t\t\t\t\t<div  class=\"jeg-elementor-kit jkit-social-share jeg_module___6a654a02cdc64\" ><ul class=\"social-share-list\"><li class=\"elementor-repeater-item-aff51ff\" data-social=\"facebook\">\n\t\t\t\t<a href=\"#\" class=\"facebook social-icon\" aria-label=\"partage social\"><svg viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M279.14 288l14.22-92.66h-88.91v-60.13c0-25.35 12.42-50.06 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9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\r\n\t\t\t\t\t<\/div>\r\n\t\t\t\t<div id=\"elementor-toc__90e90cd\" class=\"elementor-toc__body\">\r\n\t\t\t<div class=\"elementor-toc__spinner-container\">\r\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6c559fb6 e-con-full e-flex e-con e-child\" data-id=\"6c559fb6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c4b6559 elementor-widget elementor-widget-image\" data-id=\"c4b6559\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/dycarbonfiber.com\/fr\/produits-03\/tubes-en-fibre-de-carbone\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1080\" height=\"750\" src=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness.jpg\" class=\"attachment-full size-full wp-image-5244\" alt=\"Essais de rigidit\u00e9 des tubes carr\u00e9s en fibre de carbone destin\u00e9s \u00e0 des applications a\u00e9rospatiales\" srcset=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness.jpg 1080w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness-300x208.jpg 300w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness-1024x711.jpg 1024w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness-768x533.jpg 768w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness-18x12.jpg 18w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/>\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\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7f69fbad e-flex e-con-boxed e-con e-parent\" data-id=\"7f69fbad\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6d29b7a0 elementor-widget elementor-widget-text-editor\" data-id=\"6d29b7a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>R\u00e9sultats r\u00e9els d'essais men\u00e9s dans le cadre d'un projet a\u00e9rospatial<\/h2><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Dans le cadre d'un projet a\u00e9rospatial sur lequel j'ai travaill\u00e9, une \u00e9quipe s'est heurt\u00e9e \u00e0 un probl\u00e8me qui semblait incompr\u00e9hensible au premier abord. Elle a test\u00e9 un <a href=\"https:\/\/dycarbonfiber.com\/fr\/produits-03\/tubes-en-fibre-de-carbone\/\">tube carr\u00e9 en fibre de carbone<\/a> et un autre de forme ronde. Les deux \u00e9taient pr\u00e9sent\u00e9s comme \u00e9tant en fibre de carbone de haute qualit\u00e9. M\u00eame fournisseur, poids similaire, caract\u00e9ristiques techniques similaires sur le papier. Mais lors des tests de rigidit\u00e9, le tube carr\u00e9 en fibre de carbone s'est d\u00e9form\u00e9 bien plus que pr\u00e9vu.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Ce r\u00e9sultat a ralenti l'ensemble du calendrier de d\u00e9veloppement du prototype. L'\u00e9quipe a d\u00fb marquer une pause et remettre en question un principe qu'elle croyait fondamental : si le mat\u00e9riau est le m\u00eame, pourquoi les performances sont-elles si diff\u00e9rentes ? C'est l\u00e0 que de nombreux ing\u00e9nieurs sont pris au d\u00e9pourvu.<\/p>\t\t\t\t\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-af40d81 e-flex e-con-boxed e-con e-parent\" data-id=\"af40d81\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6b63390 elementor-widget elementor-widget-image\" data-id=\"6b63390\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/dycarbonfiber.com\/fr\/produits-03\/tubes-en-fibre-de-carbone\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1376\" height=\"768\" src=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness-03.jpg\" class=\"attachment-full size-full wp-image-5245\" alt=\"Essais de rigidit\u00e9 des tubes carr\u00e9s en fibre de carbone destin\u00e9s \u00e0 des applications a\u00e9rospatiales\" srcset=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness-03.jpg 1376w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness-03-300x167.jpg 300w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness-03-1024x572.jpg 1024w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness-03-768x429.jpg 768w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/square-carbon-fiber-tube-vs-round-stiffness-03-18x10.jpg 18w\" sizes=\"(max-width: 1376px) 100vw, 1376px\" \/>\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\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dea771c e-flex e-con-boxed e-con e-parent\" data-id=\"dea771c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-88212d2 elementor-widget elementor-widget-text-editor\" data-id=\"88212d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"why-carbon-fiber-square-tube-stiffness-often-falls\" class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_&amp;]:clear-end text-base first:mt-0\">Pourquoi la rigidit\u00e9 des tubes carr\u00e9s en fibre de carbone est-elle souvent inf\u00e9rieure aux pr\u00e9visions techniques ?<\/h2><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Le <a href=\"https:\/\/dycarbonfiber.com\/fr\/produits-03\/tubes-en-fibre-de-carbone\/\">tube carr\u00e9 en fibre de carbone<\/a> Ce choix s'explique par une raison simple : il \u00e9tait plus facile \u00e0 monter et \u00e0 int\u00e9grer dans la structure. D'un point de vue conception, cela semblait logique. L'\u00e9quipe a suppos\u00e9 que la rigidit\u00e9 du tube en fibre de carbone serait proche de celle d'un tube rond de m\u00eame poids.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Mais lors des essais a\u00e9rospatiaux, les chiffres ont r\u00e9v\u00e9l\u00e9 une r\u00e9alit\u00e9 bien diff\u00e9rente. Sous l'effet d'une charge de flexion, le tube carr\u00e9 pr\u00e9sentait une d\u00e9formation plus importante. Cela est devenu un probl\u00e8me grave, car la structure \u00e9tait soumise \u00e0 des limites de rigidit\u00e9 tr\u00e8s strictes.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Le probl\u00e8me ne venait pas d'un mat\u00e9riau de mauvaise qualit\u00e9. Il tenait \u00e0 la mani\u00e8re dont la forme se comportait sous contrainte. Les faces planes ne supportent pas aussi bien les contraintes que les surfaces courbes. Les angles cr\u00e9aient des points de concentration des contraintes au lieu de renforcer la r\u00e9sistance. Il s'agit d'un probl\u00e8me courant dans la conception des tubes structurels en fibre de carbone, mais il passe souvent inaper\u00e7u au d\u00e9but du d\u00e9veloppement.<\/p>\t\t\t\t\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-3c101c2 e-flex e-con-boxed e-con e-parent\" data-id=\"3c101c2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-55edd80 elementor-widget elementor-widget-text-editor\" data-id=\"55edd80\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3><strong><span class=\"\">Articles connexes :<\/span><\/strong><\/h3>\t\t\t\t\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-079fe94 e-flex e-con-boxed e-con e-parent\" data-id=\"079fe94\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7a29f00 elementor-grid-3 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-widget elementor-widget-portfolio\" data-id=\"7a29f00\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;item_ratio&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:0.6,&quot;sizes&quot;:[]},&quot;row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:20,&quot;sizes&quot;:[]},&quot;columns&quot;:&quot;3&quot;,&quot;columns_tablet&quot;:&quot;2&quot;,&quot;columns_mobile&quot;:&quot;1&quot;,&quot;item_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"portfolio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-portfolio elementor-grid elementor-posts-container\" role=\"list\">\r\n\t\t\t\t<article class=\"elementor-portfolio-item elementor-post elementor-filter-1 post-5476 post type-post status-publish format-standard has-post-thumbnail hentry category-knowledge-about-carbon\" role=\"listitem\">\r\n\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/dycarbonfiber.com\/fr\/carbon-fiber-production-selection-guide\/\">\r\n\t\t\t\t<div class=\"elementor-portfolio-item__img elementor-post__thumbnail\">\r\n\t\t\t<img decoding=\"async\" width=\"768\" height=\"495\" src=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-production-manufacturer-768x495.jpg\" class=\"attachment-medium_large size-medium_large wp-image-5478\" alt=\"processus de fabrication de la fibre de carbone dans une usine sp\u00e9cialis\u00e9e dans les mat\u00e9riaux composites\" srcset=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-production-manufacturer-768x495.jpg 768w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-production-manufacturer-300x193.jpg 300w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-production-manufacturer-18x12.jpg 18w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-production-manufacturer.jpg 900w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t<\/div>\r\n\t\t\t\t<div class=\"elementor-portfolio-item__overlay\">\r\n\t\t\t\t<h3 class=\"elementor-portfolio-item__title\">\r\n\t\tProduction de fibre de carbone : ce que les acheteurs doivent savoir avant de faire leur choix\t\t<\/h3>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t<\/a>\r\n\t\t<\/article>\r\n\t\t\t\t<article class=\"elementor-portfolio-item elementor-post elementor-filter-1 post-5425 post type-post status-publish format-standard has-post-thumbnail hentry category-knowledge-about-carbon\" role=\"listitem\">\r\n\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/dycarbonfiber.com\/fr\/how-to-choose-carbon-fiber-tube-connectors\/\">\r\n\t\t\t\t<div class=\"elementor-portfolio-item__img elementor-post__thumbnail\">\r\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"432\" src=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-connectors-1-768x432.jpg\" class=\"attachment-medium_large size-medium_large wp-image-5426\" alt=\"raccords en fibre de carbone permettant d&#039;assembler des tubes ronds et carr\u00e9s dans un ch\u00e2ssis de drone\" srcset=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-connectors-1-768x432.jpg 768w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-connectors-1-300x169.jpg 300w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-connectors-1-1024x576.jpg 1024w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-connectors-1-1536x864.jpg 1536w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-connectors-1-18x10.jpg 18w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-connectors-1.jpg 1920w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t<\/div>\r\n\t\t\t\t<div class=\"elementor-portfolio-item__overlay\">\r\n\t\t\t\t<h3 class=\"elementor-portfolio-item__title\">\r\n\t\tRaccords pour tubes en fibre de carbone : comment choisir le bon mod\u00e8le\t\t<\/h3>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t<\/a>\r\n\t\t<\/article>\r\n\t\t\t\t<article class=\"elementor-portfolio-item elementor-post elementor-filter-1 post-5409 post type-post status-publish format-standard has-post-thumbnail hentry category-knowledge-about-carbon\" role=\"listitem\">\r\n\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/dycarbonfiber.com\/fr\/carbon-fiber-tube-supplier-for-your-drawings\/\">\r\n\t\t\t\t<div class=\"elementor-portfolio-item__img elementor-post__thumbnail\">\r\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"512\" src=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-supplier-768x512.jpg\" class=\"attachment-medium_large size-medium_large wp-image-5410\" alt=\"Fournisseur de tubes en fibre de carbone fabriquant des tubes en fibre de carbone sur mesure\" srcset=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-supplier-768x512.jpg 768w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-supplier-300x200.jpg 300w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-supplier-1024x683.jpg 1024w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-supplier-18x12.jpg 18w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/07\/carbon-fiber-tube-supplier.jpg 1080w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t<\/div>\r\n\t\t\t\t<div class=\"elementor-portfolio-item__overlay\">\r\n\t\t\t\t<h3 class=\"elementor-portfolio-item__title\">\r\n\t\tUn fournisseur de tubes en fibre de carbone peut-il respecter votre calendrier de fabrication sur mesure ?\t\t<\/h3>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t<\/a>\r\n\t\t<\/article>\r\n\t\t\t\t<article class=\"elementor-portfolio-item elementor-post elementor-filter-1 post-5384 post type-post status-publish format-standard has-post-thumbnail hentry category-knowledge-about-carbon\" role=\"listitem\">\r\n\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/dycarbonfiber.com\/fr\/custom-large-carbon-fiber-sheets\/\">\r\n\t\t\t\t<div class=\"elementor-portfolio-item__img elementor-post__thumbnail\">\r\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"555\" src=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Large-Carbon-Fiber-Sheets-768x555.jpg\" class=\"attachment-medium_large size-medium_large wp-image-5385\" alt=\"fabricant de grandes feuilles de fibre de carbone proposant des panneaux sur mesure de grandes dimensions en fibre de carbone\" srcset=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Large-Carbon-Fiber-Sheets-768x555.jpg 768w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Large-Carbon-Fiber-Sheets-300x217.jpg 300w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Large-Carbon-Fiber-Sheets-1024x740.jpg 1024w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Large-Carbon-Fiber-Sheets-18x12.jpg 18w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Large-Carbon-Fiber-Sheets.jpg 1080w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t<\/div>\r\n\t\t\t\t<div class=\"elementor-portfolio-item__overlay\">\r\n\t\t\t\t<h3 class=\"elementor-portfolio-item__title\">\r\n\t\tFabricant de grandes feuilles de fibre de carbone | Panneaux sur mesure\t\t<\/h3>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t<\/a>\r\n\t\t<\/article>\r\n\t\t\t\t<article class=\"elementor-portfolio-item elementor-post elementor-filter-1 post-5379 post type-post status-publish format-standard has-post-thumbnail hentry category-knowledge-about-carbon\" role=\"listitem\">\r\n\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/dycarbonfiber.com\/fr\/roll-wrapped-carbon-fiber-tube-vs-pultruded-tube\/\">\r\n\t\t\t\t<div class=\"elementor-portfolio-item__img elementor-post__thumbnail\">\r\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"604\" src=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Carbon_Fiber_Tube_Manufacturing-01-768x604.jpg\" class=\"attachment-medium_large size-medium_large wp-image-5358\" alt=\"tube en fibre de carbone enroul\u00e9\" srcset=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Carbon_Fiber_Tube_Manufacturing-01-768x604.jpg 768w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Carbon_Fiber_Tube_Manufacturing-01-300x236.jpg 300w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Carbon_Fiber_Tube_Manufacturing-01-1024x806.jpg 1024w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Carbon_Fiber_Tube_Manufacturing-01-15x12.jpg 15w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/Carbon_Fiber_Tube_Manufacturing-01.jpg 1080w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t<\/div>\r\n\t\t\t\t<div class=\"elementor-portfolio-item__overlay\">\r\n\t\t\t\t<h3 class=\"elementor-portfolio-item__title\">\r\n\t\tTubes en fibre de carbone enroul\u00e9s : 5 avantages cl\u00e9s par rapport aux tubes pultrud\u00e9s\t\t<\/h3>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t<\/a>\r\n\t\t<\/article>\r\n\t\t\t\t<article class=\"elementor-portfolio-item elementor-post elementor-filter-1 post-5332 post type-post status-publish format-standard has-post-thumbnail hentry category-knowledge-about-carbon\" role=\"listitem\">\r\n\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/dycarbonfiber.com\/fr\/t700-vs-t300-carbon-fiber-tube\/\">\r\n\t\t\t\t<div class=\"elementor-portfolio-item__img elementor-post__thumbnail\">\r\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"573\" src=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/T300-carbon-fiber-tube-with-matte-finish-for-structural-applications-768x573.jpg\" class=\"attachment-medium_large size-medium_large wp-image-5333\" alt=\"\" srcset=\"https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/T300-carbon-fiber-tube-with-matte-finish-for-structural-applications-768x573.jpg 768w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/T300-carbon-fiber-tube-with-matte-finish-for-structural-applications-300x224.jpg 300w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/T300-carbon-fiber-tube-with-matte-finish-for-structural-applications-1024x765.jpg 1024w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/T300-carbon-fiber-tube-with-matte-finish-for-structural-applications-16x12.jpg 16w, https:\/\/dycarbonfiber.com\/wp-content\/uploads\/2026\/06\/T300-carbon-fiber-tube-with-matte-finish-for-structural-applications.jpg 1200w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t<\/div>\r\n\t\t\t\t<div class=\"elementor-portfolio-item__overlay\">\r\n\t\t\t\t<h3 class=\"elementor-portfolio-item__title\">\r\n\t\tTubes en fibre de carbone T700 vs T300 : v\u00e9rification des performances et de la qualit\u00e9\t\t<\/h3>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t<\/a>\r\n\t\t<\/article>\r\n\t\t\t\t<\/div>\r\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<div class=\"elementor-element elementor-element-5f34d4c e-flex e-con-boxed e-con e-parent\" data-id=\"5f34d4c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0cc8bfc elementor-widget elementor-widget-text-editor\" data-id=\"0cc8bfc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"round-vs-square-carbon-fiber-tube-understanding-sh\" class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_&amp;]:clear-end text-base first:mt-0\">Tubes en fibre de carbone ronds ou carr\u00e9s : comprendre l'influence de la forme sur les performances structurelles<\/h2><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Quand on compare une balle ronde \u00e0 <a href=\"https:\/\/dycarbonfiber.com\/fr\/produits-03\/tubes-en-fibre-de-carbone\/\">tube carr\u00e9 en fibre de carbone<\/a>, la principale diff\u00e9rence r\u00e9side dans la mani\u00e8re dont la charge se r\u00e9partit dans la section. Un tube rond r\u00e9partit les contraintes de mani\u00e8re homog\u00e8ne sur l'ensemble de la section. Cela lui permet de tr\u00e8s bien r\u00e9sister \u00e0 la flexion.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Un tube carr\u00e9 fonctionne diff\u00e9remment. Ses parois plates ont tendance \u00e0 se d\u00e9former plus facilement. Les angles ne supportent pas la charge de mani\u00e8re uniforme et peuvent devenir des points faibles lorsqu'ils sont soumis \u00e0 des contraintes. Ainsi, m\u00eame si les deux tubes sont fabriqu\u00e9s \u00e0 partir de la m\u00eame fibre de carbone, leurs performances structurelles ne sont pas identiques.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Lors d'essais r\u00e9els, les tubes ronds pr\u00e9sentent presque toujours une rigidit\u00e9 sup\u00e9rieure \u00e0 poids \u00e9gal. Et cette diff\u00e9rence n'est pas n\u00e9gligeable. Dans certains cas, l'\u00e9cart est suffisamment important pour entra\u00eener la non-conformit\u00e9 \u00e0 une exigence de conception. La forme n'est pas seulement un d\u00e9tail de conception. Elle influe directement sur le fonctionnement de la pi\u00e8ce.<\/p>\t\t\t\t\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-28d79c6 e-flex e-con-boxed e-con e-parent\" data-id=\"28d79c6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4beaa86 elementor-widget elementor-widget-text-editor\" data-id=\"4beaa86\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"pultrusion-vs-pull-winding-carbon-fiber-tubes-why\" class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_&amp;]:clear-end text-base first:mt-0\">Tubes en fibre de carbone obtenus par pultrusion ou par enroulement par traction : pourquoi le proc\u00e9d\u00e9 de fabrication influe sur le module de Young<\/h2><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Le proc\u00e9d\u00e9 de fabrication a \u00e9galement jou\u00e9 un r\u00f4le dans ce cas pr\u00e9cis. Le tube carr\u00e9 a \u00e9t\u00e9 fabriqu\u00e9 par pultrusion. Le tube rond a \u00e9t\u00e9 fabriqu\u00e9 par enroulement par traction.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Les tubes en fibre de carbone pultrud\u00e9s comportent g\u00e9n\u00e9ralement des fibres orient\u00e9es parall\u00e8lement \u00e0 leur longueur. Cela am\u00e9liore la r\u00e9sistance \u00e0 la traction, mais n'apporte pas grand-chose en termes de r\u00e9sistance \u00e0 la flexion ou \u00e0 la torsion. Le proc\u00e9d\u00e9 d'enroulement par traction permet d'ajouter des fibres \u00e0 angle droit. Cela offre un meilleur soutien lorsque le tube est soumis \u00e0 une flexion ou \u00e0 une torsion.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">De nombreux ing\u00e9nieurs examinent les valeurs du module de Young et partent du principe qu'elles d\u00e9pendent uniquement du type de fibre. Or, dans la pratique, ce n'est pas le cas. Le proc\u00e9d\u00e9 de fabrication des tubes en fibre de carbone modifie la disposition des fibres, ce qui influe sur le comportement du tube sous contrainte.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Ainsi, lorsque l'on compare la pultrusion et l'enroulement par traction, on ne se contente pas de comparer des proc\u00e9d\u00e9s. On compare deux comportements structurels diff\u00e9rents.<\/p>\t\t\t\t\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-1da5ea6 e-flex e-con-boxed e-con e-parent\" data-id=\"1da5ea6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-76eac94 elementor-widget elementor-widget-text-editor\" data-id=\"76eac94\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"youngs-modulus-carbon-fiber-tube-analysis-why-mate\" class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_&amp;]:clear-end text-base first:mt-0\">Analyse des tubes en fibre de carbone : pourquoi la qualit\u00e9 du mat\u00e9riau \u00e0 elle seule ne suffit pas \u00e0 r\u00e9soudre le probl\u00e8me<\/h2><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Lorsque le probl\u00e8me de rigidit\u00e9 est apparu, la premi\u00e8re id\u00e9e a \u00e9t\u00e9 de changer de mat\u00e9riau. L'\u00e9quipe a envisag\u00e9 de passer de la fibre de carbone T300 \u00e0 la T700, voire \u00e0 la T800.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">En th\u00e9orie, cela devrait augmenter la rigidit\u00e9. Mais lors des essais, l'am\u00e9lioration s'est av\u00e9r\u00e9e minime. Cela n'a pas r\u00e9solu le probl\u00e8me.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">En effet, le module d'Young d'un tube en fibre de carbone ne d\u00e9pend pas uniquement de la qualit\u00e9 de la fibre. Si la forme et l'\u00e9paisseur de la paroi restent identiques, le gain est limit\u00e9. Un tube en fibre de carbone \u00e0 module \u00e9lev\u00e9 n'est performant que lorsque la structure permet aux fibres de supporter efficacement la charge.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Dans ce cas pr\u00e9cis, la forme carr\u00e9e et la finesse des parois limitaient les possibilit\u00e9s offertes par le mat\u00e9riau. Changer simplement la qualit\u00e9 de la fibre ne suffisait pas \u00e0 rem\u00e9dier \u00e0 ce probl\u00e8me.<\/p>\t\t\t\t\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-81a28f5 e-flex e-con-boxed e-con e-parent\" data-id=\"81a28f5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-726f5c6 elementor-widget elementor-widget-text-editor\" data-id=\"726f5c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"how-aerospace-engineers-increase-carbon-fiber-tube\" class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_&amp;]:clear-end text-base first:mt-0\">Comment les ing\u00e9nieurs a\u00e9rospatiaux augmentent le module de rigidit\u00e9 des tubes en fibre de carbone gr\u00e2ce \u00e0 l'optimisation de la conception<\/h2><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">L'\u00e9quipe a d\u00fb changer d'approche. Au lieu de se concentrer uniquement sur le mat\u00e9riau, elle a examin\u00e9 la conception dans son ensemble. Elle a ajust\u00e9 les angles des fibres, renforc\u00e9 l'\u00e9paisseur \u00e0 certains endroits strat\u00e9giques et test\u00e9 diff\u00e9rentes configurations de stratification.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Dans certaines versions, on s'est m\u00eame \u00e9loign\u00e9 d'une forme carr\u00e9e stricte. De l\u00e9g\u00e8res modifications g\u00e9om\u00e9triques ont eu un impact consid\u00e9rable sur la rigidit\u00e9.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Les tests et la validation ont jou\u00e9 un r\u00f4le essentiel dans ce projet. Chaque modification a \u00e9t\u00e9 v\u00e9rifi\u00e9e \u00e0 l'aide de donn\u00e9es r\u00e9elles, et non pas uniquement par simulation. Cela a permis d'\u00e9viter de nouveaux retards.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Un fabricant exp\u00e9riment\u00e9 a \u00e9galement contribu\u00e9 \u00e0 perfectionner le proc\u00e9d\u00e9. En modifiant la disposition des fibres lors de la fabrication, il a permis d'am\u00e9liorer les performances sans alourdir excessivement le produit. Ce type de collaboration fait souvent la diff\u00e9rence entre la r\u00e9ussite et l'\u00e9chec d'un test.<\/p>\t\t\t\t\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-9e733e8 e-flex e-con-boxed e-con e-parent\" data-id=\"9e733e8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-31ab610 elementor-widget elementor-widget-text-editor\" data-id=\"31ab610\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>R\u00e9sum\u00e9<\/h2><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Raideur dans un <a href=\"https:\/\/dycarbonfiber.com\/fr\/produits-03\/tubes-en-fibre-de-carbone\/\">tube en fibre de carbone<\/a> Cela ne d\u00e9pend pas uniquement du mat\u00e9riau. La forme, le proc\u00e9d\u00e9 de fabrication et la disposition des fibres ont tous leur importance, et parfois m\u00eame plus que la qualit\u00e9 de la fibre. Passer d'un T300 \u00e0 un T700 ou un T800 ne suffira pas \u00e0 rem\u00e9dier aux limites li\u00e9es \u00e0 la g\u00e9om\u00e9trie ou \u00e0 la fabrication d'une conception.<\/p><p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Dans les projets a\u00e9rospatiaux, on a tendance \u00e0 penser qu\u2019un mat\u00e9riau de meilleure qualit\u00e9 est synonyme de meilleures performances. Or, les r\u00e9sultats des essais r\u00e9els r\u00e9v\u00e8lent souvent une autre r\u00e9alit\u00e9. Lorsque les ing\u00e9nieurs travaillent en \u00e9troite collaboration avec les fabricants de mat\u00e9riaux composites et qu\u2019ils prennent en compte la structure dans son ensemble, ils peuvent identifier la v\u00e9ritable cause du probl\u00e8me et choisir la bonne solution. <a href=\"https:\/\/dycarbonfiber.com\/fr\/produits-03\/tubes-en-fibre-de-carbone\/\">tube carr\u00e9 en fibre de carbone<\/a> une conception fond\u00e9e sur des performances r\u00e9elles, et non sur des hypoth\u00e8ses.<\/p>\t\t\t\t\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-207f0a48 e-flex e-con-boxed e-con e-parent\" data-id=\"207f0a48\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3557aaf4 elementor-widget elementor-widget-heading\" data-id=\"3557aaf4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Vous recherchez des produits en fibre de carbone ? N'h\u00e9sitez pas \u00e0 nous contacter !<\/h3>\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-23360964 e-flex e-con-boxed e-con e-parent\" data-id=\"23360964\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6c9f511c elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"6c9f511c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" aria-label=\"Nouveau formulaire\" action=\"\">\r\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"5228\"\/>\r\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"6c9f511c\"\/>\r\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"\" \/>\r\n\r\n\t\t\t\r\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label elementor-screen-only\">\r\n\t\t\t\t\t\t\t\tNom\t\t\t\t\t\t\t<\/label>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Nom\">\r\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\r\n\t\t\t\t\t\t\t\tCourriel\t\t\t\t\t\t\t<\/label>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Courriel\" required=\"required\">\r\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-message elementor-col-100\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label elementor-screen-only\">\r\n\t\t\t\t\t\t\t\tMessage\t\t\t\t\t\t\t<\/label>\r\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[message]\" id=\"form-field-message\" rows=\"4\" placeholder=\"Message\"><\/textarea>\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-recaptcha_v3 elementor-field-group elementor-column elementor-field-group-field_cc31317 elementor-col-100 recaptcha_v3-bottomright\">\r\n\t\t\t\t\t<div class=\"elementor-field\" id=\"form-field-field_cc31317\"><div class=\"elementor-g-recaptcha\" data-sitekey=\"6LeOu-QrAAAAAKHMdml-qaBJme6BIOZ7Jx5-ET2R\" data-type=\"v3\" data-action=\"Form\" data-badge=\"bottomright\" data-size=\"invisible\"><\/div><\/div>\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\r\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\r\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Envoyer<\/span>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\r\n\t\t\t\t\t<\/button>\r\n\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"fr\"\/><\/form>\r\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Why Does a Carbon Fiber Square Tube Show Lower Stiffness Than a Round Tube? Table of Contents Real Test Results from an Aerospace Project In one aerospace project I worked on, a team ran into a problem that did not make sense at first. They tested a square carbon fiber tube and a round one. [&hellip;]<\/p>","protected":false},"author":1,"featured_media":5245,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5228","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-about-carbon"],"_links":{"self":[{"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/posts\/5228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/comments?post=5228"}],"version-history":[{"count":12,"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/posts\/5228\/revisions"}],"predecessor-version":[{"id":5254,"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/posts\/5228\/revisions\/5254"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/media\/5245"}],"wp:attachment":[{"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/media?parent=5228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/categories?post=5228"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dycarbonfiber.com\/fr\/wp-json\/wp\/v2\/tags?post=5228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}