{"id":612,"date":"2024-10-28T14:38:22","date_gmt":"2024-10-28T06:38:22","guid":{"rendered":"https:\/\/www.cnkelaiii.com\/?page_id=612"},"modified":"2025-11-28T14:11:39","modified_gmt":"2025-11-28T06:11:39","slug":"prestress-tension-machine","status":"publish","type":"page","link":"https:\/\/www.cnkelaiii.com\/fr\/prestress-tension-machine\/","title":{"rendered":"Machine de tension de pr\u00e9contrainte fiable pour une production efficace de b\u00e9ton pr\u00e9fabriqu\u00e9 | Kelai Machinery"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"612\" class=\"elementor elementor-612\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1aefdb91 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1aefdb91\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wide\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5456575e\" data-id=\"5456575e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-52af3571 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"52af3571\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-53d52b6d\" data-id=\"53d52b6d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-5a81fa1e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5a81fa1e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-6d88e59f\" data-id=\"6d88e59f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4bdd05e4 animated-slow elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"4bdd05e4\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;slideInLeft&quot;}\" 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\">Machine de tension hydraulique pour la pr\u00e9contrainte<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bc6b442 elementor-widget elementor-widget-heading\" data-id=\"bc6b442\" 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\">Aper\u00e7u des machines de pr\u00e9contrainte<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4860c372 animated-slow elementor-widget-divider--view-line elementor-invisible elementor-widget elementor-widget-divider\" data-id=\"4860c372\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;slideInLeft&quot;,&quot;_animation_delay&quot;:20}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6967acd3 animated-slow elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"6967acd3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;slideInLeft&quot;,&quot;_animation_delay&quot;:40}\" 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><span style=\"font-size: 19px;\">Le <strong data-start=\"48\" data-end=\"77\">Machine de pr\u00e9contrainte<\/strong> est une pi\u00e8ce d'\u00e9quipement essentielle dans l'industrie de la construction, sp\u00e9cialement con\u00e7ue pour appliquer les normes de s\u00e9curit\u00e9 de l'UE. <strong data-start=\"169\" data-end=\"192\">tension pr\u00e9contrainte<\/strong> aux tendons d'acier, aux c\u00e2bles ou aux fils incorpor\u00e9s dans des \u00e9l\u00e9ments en b\u00e9ton tels que les poutres, les dalles et les murs. Ce proc\u00e9d\u00e9 permet d'am\u00e9liorer la <strong data-start=\"319\" data-end=\"331\">la force<\/strong> et <strong data-start=\"336\" data-end=\"350\">la durabilit\u00e9<\/strong> des structures en b\u00e9ton en pr\u00e9chargeant le mat\u00e9riau avec des forces de compression, ce qui lui permet de mieux r\u00e9sister aux charges externes. La machine joue un r\u00f4le cl\u00e9 dans la fabrication <strong data-start=\"520\" data-end=\"553\">\u00e9l\u00e9ments en b\u00e9ton pr\u00e9contraint<\/strong> pour les applications lourdes telles que <strong data-start=\"587\" data-end=\"598\">ponts<\/strong>, <strong data-start=\"600\" data-end=\"623\">immeubles de grande hauteur<\/strong>et <strong data-start=\"629\" data-end=\"654\">structures industrielles<\/strong>. <a href=\"http:\/\/www.kelaiii.com\" target=\"_blank\" rel=\"noopener\">etc.<\/a><\/span><\/p>\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-2f24f808 elementor-mobile-align-center elementor-tablet-align-center animated-slow elementor-invisible elementor-widget elementor-widget-button\" data-id=\"2f24f808\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;slideInLeft&quot;,&quot;_animation_delay&quot;:60}\" 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 elementor-animation-shrink\" href=\"https:\/\/www.cnkelaiii.com\/fr\/contact\/\">\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<i aria-hidden=\"true\" class=\"fas fa-phone-alt\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Nous contacter<\/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\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-3db65386\" data-id=\"3db65386\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a721afd elementor-widget elementor-widget-image\" data-id=\"a721afd\" 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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"281\" height=\"300\" src=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/b2172a7_\u526f\u672c-281x300.png\" class=\"attachment-medium size-medium wp-image-613\" alt=\"Machine de mise en tension de la pr\u00e9contrainte\" srcset=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/b2172a7_\u526f\u672c-281x300.png 281w, https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/b2172a7_\u526f\u672c-768x819.png 768w, https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/b2172a7_\u526f\u672c.png 826w\" sizes=\"(max-width: 281px) 100vw, 281px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Machine de pr\u00e9contrainte<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-5ec85f13 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"5ec85f13\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;slideInLeft&quot;}\" 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\">Machine de mise en tension de la pr\u00e9contrainte<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-265fc922 animated-slow elementor-widget-divider--view-line elementor-invisible elementor-widget elementor-widget-divider\" data-id=\"265fc922\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;slideInLeft&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-34d55bb3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"34d55bb3\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-52ce33e9\" data-id=\"52ce33e9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3cea6edf elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"3cea6edf\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;slideInLeft&quot;}\" 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\">Fonctionnement de la machine \u00e0 tendre les v\u00e9rins hydrauliques :<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c444c21 animated-slow elementor-widget-divider--view-line elementor-invisible elementor-widget elementor-widget-divider\" data-id=\"4c444c21\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;slideInLeft&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bb75144 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"bb75144\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;slideInLeft&quot;}\" 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<ol data-start=\"680\" data-end=\"2265\"><li data-start=\"680\" data-end=\"919\"><p data-start=\"683\" data-end=\"919\"><strong data-start=\"683\" data-end=\"710\">Tendons ou c\u00e2bles en acier<\/strong>:<\/p><p data-pm-slice=\"1 1 []\">Machine de tension \u00e0 v\u00e9rin hydraulique pour la pr\u00e9contrainte des ouvrages avec <strong data-start=\"735\" data-end=\"750\">fils d'acier<\/strong>, <strong data-start=\"752\" data-end=\"769\">torons d'acier<\/strong>ou <strong data-start=\"774\" data-end=\"785\">tendons<\/strong>, Ces tendons sont plac\u00e9s \u00e0 l'int\u00e9rieur des moules avant que le b\u00e9ton ne soit coul\u00e9. Ces tendons sont mis en tension pour am\u00e9liorer la r\u00e9sistance \u00e0 la traction du b\u00e9ton.<\/p><\/li><li data-start=\"921\" data-end=\"1222\"><p data-start=\"924\" data-end=\"1222\"><strong data-start=\"924\" data-end=\"946\">Processus de tension<\/strong>: Le <strong data-start=\"952\" data-end=\"971\">v\u00e9rins hydrauliques<\/strong> dans la machine appliquent une force contr\u00f4l\u00e9e pour allonger les tendons. Cette tension est progressivement augment\u00e9e, ce qui garantit que les tendons sont \u00e9tir\u00e9s jusqu'au niveau souhait\u00e9. Une fois que la tension requise est atteinte, les tendons sont ancr\u00e9s pour maintenir la tension.<\/p><\/li><li data-start=\"1224\" data-end=\"1588\"><p data-start=\"1227\" data-end=\"1588\"><strong data-start=\"1227\" data-end=\"1247\">Syst\u00e8me hydraulique<\/strong>: La machine de tension de pr\u00e9contrainte utilise un <strong data-start=\"1286\" data-end=\"1306\">syst\u00e8me hydraulique<\/strong> pour une tension de pr\u00e9cision. Le syst\u00e8me se compose de <strong data-start=\"1356\" data-end=\"1375\">v\u00e9rins hydrauliques<\/strong>, <strong data-start=\"1377\" data-end=\"1405\">pompes hydrauliques \u00e9lectriques<\/strong>, <strong data-start=\"1407\" data-end=\"1430\">tuyaux \u00e0 haute pression<\/strong>et <strong data-start=\"1436\" data-end=\"1447\">ancres<\/strong>. Les pompes hydrauliques fournissent de l'huile \u00e0 haute pression aux v\u00e9rins de tension, qui \u00e9tirent les tendons avant de les ancrer en place.<\/p><\/li><li data-start=\"1590\" data-end=\"2265\"><p data-start=\"1593\" data-end=\"1618\"><strong data-start=\"1593\" data-end=\"1616\">Processus op\u00e9rationnel<\/strong>:<\/p><ul data-start=\"1622\" data-end=\"2265\"><li data-start=\"1622\" data-end=\"1741\"><p data-start=\"1624\" data-end=\"1741\">Une extr\u00e9mit\u00e9 du fil d'acier ou du toron est ancr\u00e9e, tandis que l'autre est tendue par le syst\u00e8me hydraulique de la machine.<\/p><\/li><li data-start=\"1745\" data-end=\"1987\"><p data-start=\"1747\" data-end=\"1987\">La machine pr\u00e9sente les caract\u00e9ristiques suivantes <strong data-start=\"1768\" data-end=\"1795\">Tendeurs de passage<\/strong> qui permettent de faire passer le fil d'acier. Lorsqu'il est activ\u00e9, le <strong data-start=\"1864\" data-end=\"1882\">pompe hydraulique<\/strong> envoie de l'huile au cylindre tendeur, qui tire le fil d'acier, l'allongeant jusqu'\u00e0 la tension requise.<\/p><\/li><li data-start=\"1991\" data-end=\"2265\"><p data-start=\"1993\" data-end=\"2265\">Apr\u00e8s avoir atteint la tension souhait\u00e9e, le gicleur d'huile arri\u00e8re est ferm\u00e9, et le syst\u00e8me d'alimentation en huile de l'arbre \u00e0 cardans est activ\u00e9. <strong data-start=\"2068\" data-end=\"2078\">piston<\/strong> pousse vers l'avant pour appuyer sur le <strong data-start=\"2107\" data-end=\"2122\">bouchon d'ancrage<\/strong>, La barre d'acier est maintenue en place par le piston. Le processus de tension s'ach\u00e8ve lorsque le piston est ramen\u00e9 \u00e0 sa position initiale par un m\u00e9canisme \u00e0 ressort.<\/p><\/li><\/ul><\/li><\/ol><h3 data-start=\"2267\" data-end=\"2301\"><strong data-start=\"2271\" data-end=\"2301\">Principales caract\u00e9ristiques et avantages :<\/strong><\/h3><ol data-start=\"2303\" data-end=\"3880\"><li data-start=\"2303\" data-end=\"2524\"><p data-start=\"2306\" data-end=\"2524\"><strong data-start=\"2306\" data-end=\"2336\">Am\u00e9lioration de la r\u00e9sistance du b\u00e9ton<\/strong>: La pr\u00e9contrainte augmente la <strong data-start=\"2365\" data-end=\"2380\">compressif<\/strong> et <strong data-start=\"2385\" data-end=\"2405\">r\u00e9sistance \u00e0 la traction<\/strong> de b\u00e9ton, ce qui permet \u00e0 la structure de supporter des charges plus importantes, de r\u00e9sister \u00e0 la fissuration et d'am\u00e9liorer la qualit\u00e9 de l'air. <strong data-start=\"2499\" data-end=\"2523\">la durabilit\u00e9 \u00e0 long terme<\/strong>.<\/p><\/li><li data-start=\"2526\" data-end=\"2765\"><p data-start=\"2529\" data-end=\"2765\"><strong data-start=\"2529\" data-end=\"2565\">Tension efficace et pr\u00e9cise<\/strong>: Le <strong data-start=\"2571\" data-end=\"2613\">machine hydraulique de tension de pr\u00e9contrainte<\/strong> permet un contr\u00f4le pr\u00e9cis de la tension appliqu\u00e9e aux c\u00e2bles d'acier, ce qui garantit des r\u00e9sultats coh\u00e9rents pour tous les composants en b\u00e9ton pr\u00e9contraint.<\/p><\/li><li data-start=\"2767\" data-end=\"3005\"><p data-start=\"2770\" data-end=\"3005\"><strong data-start=\"2770\" data-end=\"2794\">Compact et portable<\/strong>: Le <strong data-start=\"2800\" data-end=\"2834\">machine de tension de cric hydraulique<\/strong> est con\u00e7u pour \u00eatre <strong data-start=\"2853\" data-end=\"2864\">compact<\/strong> et <strong data-start=\"2869\" data-end=\"2884\">l\u00e9ger<\/strong>, Il est donc facile \u00e0 d\u00e9placer et \u00e0 utiliser, m\u00eame dans des environnements confin\u00e9s ou complexes. Il est \u00e9galement facile \u00e0 ranger lorsqu'il n'est pas utilis\u00e9.<\/p><\/li><li data-start=\"3007\" data-end=\"3295\"><p data-start=\"3010\" data-end=\"3295\"><strong data-start=\"3010\" data-end=\"3030\">Grande flexibilit\u00e9<\/strong>: Avec r\u00e9glage <strong data-start=\"3048\" data-end=\"3064\">vitesse de la course<\/strong> et un <strong data-start=\"3071\" data-end=\"3100\">conception de la pression \u00e0 deux \u00e9tages<\/strong>, La machine peut \u00eatre utilis\u00e9e dans une vari\u00e9t\u00e9 d'applications, des petits composants pr\u00e9fabriqu\u00e9s tels que les <strong data-start=\"3197\" data-end=\"3226\">dalles alv\u00e9ol\u00e9es pr\u00e9fabriqu\u00e9es<\/strong>, <strong data-start=\"3228\" data-end=\"3243\">panneaux muraux<\/strong>et <strong data-start=\"3249\" data-end=\"3258\">poutres<\/strong>, Le d\u00e9veloppement de l'industrie de l'automobile est une priorit\u00e9 pour l'Union europ\u00e9enne, mais aussi pour des structures plus grandes et plus complexes.<\/p><\/li><li data-start=\"3297\" data-end=\"3556\"><p data-start=\"3300\" data-end=\"3556\"><strong data-start=\"3300\" data-end=\"3324\">Durable et fiable<\/strong>: La machine est con\u00e7ue pour <strong data-start=\"3351\" data-end=\"3369\">utilisation intensive<\/strong> et est con\u00e7u pour durer, m\u00eame dans des conditions extr\u00eames. Son syst\u00e8me hydraulique \u00e0 haute pression lui permet d'effectuer des travaux de tension exigeants sans sacrifier les performances ou la fiabilit\u00e9.<\/p><\/li><li data-start=\"3558\" data-end=\"3880\"><p data-start=\"3561\" data-end=\"3880\"><strong data-start=\"3561\" data-end=\"3576\">Polyvalence<\/strong>: La machine prend en charge une large gamme de tailles de fils et de torons d'acier et peut \u00eatre utilis\u00e9e pour diff\u00e9rents types de produits. <strong data-start=\"3682\" data-end=\"3717\">composants en b\u00e9ton pr\u00e9contraint<\/strong>. Il est couramment utilis\u00e9 dans <strong data-start=\"3742\" data-end=\"3793\">\u00e9l\u00e9ments pr\u00e9fabriqu\u00e9s de petite et moyenne taille<\/strong>, y compris <strong data-start=\"3805\" data-end=\"3834\">dalles alv\u00e9ol\u00e9es pr\u00e9fabriqu\u00e9es<\/strong>, <strong data-start=\"3836\" data-end=\"3851\">panneaux muraux<\/strong>, <strong data-start=\"3853\" data-end=\"3862\">poutres<\/strong>et <strong data-start=\"3868\" data-end=\"3879\">colonnes<\/strong>.<\/p><\/li><\/ol><h3 data-start=\"3882\" data-end=\"3916\"><strong data-start=\"3886\" data-end=\"3916\">Principaux param\u00e8tres techniques :<\/strong><\/h3><ul data-start=\"3918\" data-end=\"4125\"><li data-start=\"3918\" data-end=\"3966\"><p data-start=\"3920\" data-end=\"3966\"><strong data-start=\"3920\" data-end=\"3957\">Taille du fil d'acier applicable<\/strong>: 3-15 mm<\/p><\/li><li data-start=\"3967\" data-end=\"3997\"><p data-start=\"3969\" data-end=\"3997\"><strong data-start=\"3969\" data-end=\"3986\">Force de tension<\/strong>: 50-270 kN<\/p><\/li><li data-start=\"3998\" data-end=\"4031\"><p data-start=\"4000\" data-end=\"4031\"><strong data-start=\"4000\" data-end=\"4018\">Course de traction<\/strong>: 150-1200 mm<\/p><\/li><li data-start=\"4032\" data-end=\"4125\"><p data-start=\"4034\" data-end=\"4125\"><strong data-start=\"4034\" data-end=\"4056\">Pression de fonctionnement<\/strong>: Pression ultra-haute avec des r\u00e9glages ajustables pour un fonctionnement flexible<\/p><\/li><\/ul><p data-start=\"4127\" data-end=\"4337\"><strong data-start=\"4127\" data-end=\"4135\">Note<\/strong>: Diff\u00e9rents mod\u00e8les de l <strong data-start=\"4161\" data-end=\"4203\">machine hydraulique de tension de pr\u00e9contrainte<\/strong> ont des param\u00e8tres variables, en fonction de l'application envisag\u00e9e. N'h\u00e9sitez pas \u00e0 nous contacter pour obtenir des sp\u00e9cifications d\u00e9taill\u00e9es adapt\u00e9es \u00e0 vos besoins.<\/p>\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-b5a6f88 elementor-arrows-position-inside elementor-pagination-position-outside elementor-widget elementor-widget-image-carousel\" data-id=\"b5a6f88\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;slides_to_show&quot;:&quot;1&quot;,&quot;autoplay_speed&quot;:4000,&quot;navigation&quot;:&quot;both&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;infinite&quot;:&quot;yes&quot;,&quot;effect&quot;:&quot;slide&quot;,&quot;speed&quot;:500}\" data-widget_type=\"image-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-carousel-wrapper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"\u56fe\u50cf\u8f6e\u64ad\" dir=\"ltr\">\n\t\t\t<div class=\"elementor-image-carousel swiper-wrapper\" aria-live=\"off\">\n\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 sur 6\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image lazyload\" data-src=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/8_460624025_\u526f\u672c-225x300.png\" alt=\"Machine \u00e0 tendre les torons d&#039;acier\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 225px; --smush-placeholder-aspect-ratio: 225\/300;\" \/><figcaption class=\"elementor-image-carousel-caption\">Machine \u00e0 tendre les torons d'acier<\/figcaption><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"2 sur 6\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image lazyload\" data-src=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/16203048691_\u526f\u672c-300x245.png\" alt=\"Machine \u00e0 tendre les torons\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/245;\" \/><figcaption class=\"elementor-image-carousel-caption\">Machine \u00e0 tendre les torons<\/figcaption><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"3 sur 6\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2025\/11\/Hydraulic-prestressed-steel-bar-tensioning-machine-300x300.avif\" alt=\"Machine hydraulique \u00e0 tendre les barres d&#039;acier pr\u00e9contraint\" \/><figcaption class=\"elementor-image-carousel-caption\">Machine hydraulique \u00e0 tendre les barres d'acier pr\u00e9contraint<\/figcaption><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"4 sur 6\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image lazyload\" data-src=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/O1CN01B6x5jq1HP5L6VECwo_2200675100749-0-cib.640x640_\u526f\u672c-300x172.png\" alt=\"Machine \u00e0 tendre les torons\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/172;\" \/><figcaption class=\"elementor-image-carousel-caption\">Ancrages de barres d'armature\/de torons<\/figcaption><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"5 sur 6\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image lazyload\" data-src=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/9b4a5e3f98c2d880802995e0718717a_\u526f\u672c-290x300.png\" alt=\"Machine \u00e0 tendre les torons\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 290px; --smush-placeholder-aspect-ratio: 290\/300;\" \/><figcaption class=\"elementor-image-carousel-caption\">ancrage en acier d'armature<\/figcaption><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"6 sur 6\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image lazyload\" data-src=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/28417453_\u526f\u672c-300x173.png\" alt=\"Machine \u00e0 tendre les torons\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/173;\" \/><figcaption class=\"elementor-image-carousel-caption\">Machine \u00e0 tendre les torons<\/figcaption><\/figure><\/div>\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-chevron-left\"><\/i>\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-chevron-right\"><\/i>\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7229cdf elementor-widget elementor-widget-text-editor\" data-id=\"7229cdf\" 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<h2 data-start=\"4998\" data-end=\"5017\"><strong data-start=\"5002\" data-end=\"5017\">Conclusion :<\/strong><\/h2><p data-start=\"5019\" data-end=\"5654\" data-is-last-node=\"\" data-is-only-node=\"\">Le <strong data-start=\"5023\" data-end=\"5052\">Machine de pr\u00e9contrainte<\/strong> est un outil essentiel pour la production de <strong data-start=\"5085\" data-end=\"5109\">b\u00e9ton pr\u00e9contraint<\/strong> Les composants en b\u00e9ton sont tr\u00e8s r\u00e9sistants, ont une grande capacit\u00e9 de charge et une longue dur\u00e9e de vie. Sa capacit\u00e9 \u00e0 appliquer avec pr\u00e9cision une tension aux c\u00e2bles d'acier garantit la production de structures en b\u00e9ton capables de supporter des contraintes extr\u00eames et de lourdes charges. Cette machine est donc indispensable dans des secteurs tels que <strong data-start=\"5399\" data-end=\"5422\">construction de ponts<\/strong>, <strong data-start=\"5424\" data-end=\"5447\">immeubles de grande hauteur<\/strong>et <strong data-start=\"5453\" data-end=\"5471\">l'infrastructure<\/strong> projets. Qu'il s'agisse de petits \u00e9l\u00e9ments pr\u00e9fabriqu\u00e9s ou de constructions \u00e0 grande \u00e9chelle, le <strong data-start=\"5563\" data-end=\"5605\">machine hydraulique de tension de pr\u00e9contrainte<\/strong> offre pr\u00e9cision, efficacit\u00e9 et polyvalence.<\/p>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7a38df9c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7a38df9c\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-abed27f\" data-id=\"abed27f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1a84563 elementor-widget elementor-widget-heading\" data-id=\"1a84563\" 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\">Vid\u00e9o sur la machine de pr\u00e9contrainte<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-764c6577 animated-slow elementor-section-boxed elementor-section-height-default elementor-section-height-default elementor-invisible\" data-id=\"764c6577\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;animation&quot;:&quot;slideInRight&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-798500c8\" data-id=\"798500c8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b68654f elementor-widget elementor-widget-video\" data-id=\"b68654f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=opyZyfihVV8&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0cdc72f 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data-elementor-lightbox-title=\"WhatsApp\" data-elementor-lightbox-description=\"WhatsApp-Concrete Wall Panel Machine Supplier\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NzYwLCJ1cmwiOiJodHRwczpcL1wvd3d3LmNua2VsYWlpaS5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjRcLzEwXC9XaGF0c0FwcC5wbmciLCJzbGlkZXNob3ciOiJhZDA3MTJiIn0%3D\" href=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/WhatsApp.png\"><img decoding=\"async\" width=\"150\" height=\"150\" data-src=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/WhatsApp-150x150.png\" class=\"attachment-thumbnail size-thumbnail lazyload\" alt=\"Machine \u00e0 panneaux muraux en b\u00e9ton Fournisseur\" aria-describedby=\"gallery-1-760\" data-srcset=\"https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/WhatsApp-150x150.png 150w, https:\/\/www.cnkelaiii.com\/wp-content\/uploads\/2024\/10\/WhatsApp.png 287w\" data-sizes=\"(max-width: 150px) 100vw, 150px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 150px; --smush-placeholder-aspect-ratio: 150\/150;\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-760'>\n\t\t\t\tWhatsApp\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dcc5102 elementor-widget elementor-widget-text-editor\" data-id=\"dcc5102\" 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>\u00a0<\/p><p>\u00a0<\/p><p><strong><span style=\"font-size: 22px; color: #ff9900;\"><span style=\"font-family: arial, helvetica, sans-serif;\">+0086 17788171295<\/span><\/span><\/strong><\/p>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Hydraulic Jack Tension Machine For Prestressing Prestress Tension Machine Overview The Prestress Tension Machine is a vital piece of equipment in the construction industry, specifically designed to apply prestressed tension to steel tendons, cables, or wires embedded in concrete components such as beams, slabs, and walls. This process enhances the strength and durability of concrete [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":613,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-612","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/www.cnkelaiii.com\/fr\/wp-json\/wp\/v2\/pages\/612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cnkelaiii.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.cnkelaiii.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.cnkelaiii.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cnkelaiii.com\/fr\/wp-json\/wp\/v2\/comments?post=612"}],"version-history":[{"count":0,"href":"https:\/\/www.cnkelaiii.com\/fr\/wp-json\/wp\/v2\/pages\/612\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cnkelaiii.com\/fr\/wp-json\/wp\/v2\/media\/613"}],"wp:attachment":[{"href":"https:\/\/www.cnkelaiii.com\/fr\/wp-json\/wp\/v2\/media?parent=612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}