{"id":133,"date":"2025-04-27T16:44:06","date_gmt":"2025-04-27T08:44:06","guid":{"rendered":"https:\/\/baolongtaisteel.com\/?post_type=product&#038;p=133"},"modified":"2025-04-28T08:54:53","modified_gmt":"2025-04-28T00:54:53","slug":"barres-darmature-en-acier","status":"publish","type":"product","link":"https:\/\/baolongtaisteel.com\/fr\/product\/barres-darmature-en-acier\/","title":{"rendered":"barres d&#039;armature en acier"},"content":{"rendered":"<h2>\u00a0 Tableau des d\u00e9tails du produit :<\/h2>\n<table class=\"tg\" style=\"border-collapse: collapse; border-spacing: 0;\">\n<thead>\n<tr>\n<th style=\"background-color: #9b9b9b; color: #ffffff; font-family: Arial, sans-serif; font-size: 14px; font-weight: bold; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 600;\">Article<\/span><\/th>\n<th style=\"background-color: #9b9b9b; color: #ffffff; font-family: Arial, sans-serif; font-size: 14px; font-weight: bold; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 600;\">D\u00e9tails<\/span><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Mod\u00e8le N\u00b0<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">HRB400, HRB500<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Longueur<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">6 m<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Standard<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">GB<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Nom du produit<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Barres d&#039;armature en acier d\u00e9form\u00e9es, barres d&#039;armature<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Mat\u00e9riel<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Q195, Q235, Q345; ASTM A53 Gra<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Taille<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">6 \u2013 50 mm<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Grade<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Cat\u00e9gorie A, Cat\u00e9gorie B, Cat\u00e9gorie C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Forme de la section<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Forme en spirale, forme en chevrons, forme en croissant<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Technique<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">lamin\u00e9 \u00e0 chaud<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Emballage<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">En paquet, ou avec du PVC de diff\u00e9rentes couleurs, ou selon vos besoins<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Fin<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Extr\u00e9mit\u00e9 lisse\/extr\u00e9mit\u00e9 biseaut\u00e9e, prot\u00e9g\u00e9e par des capuchons en plastique<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Traitement de surface<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">1. Galvanis\u00e9 2. Rev\u00eatement PVC, peinture noire et color\u00e9e 3.<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">D\u00e9lai de livraison<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">G\u00e9n\u00e9ralement dans les 15 jours suivant la r\u00e9ception de l&#039;acompte<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Num\u00e9ro de mod\u00e8le<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Barres d&#039;armature en acier<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Mode de paiement<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Virement bancaire, L\/C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Quantit\u00e9 minimale de commande<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">1 tonne<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Service de traitement<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Pliage, soudage, d\u00e9roulage, d\u00e9coupe, poin\u00e7onnage<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Tol\u00e9rance<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">\u00b11%<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Forfait transport<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Forfait navigable standard<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Sp\u00e9cification<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">6 \u2013 26 mm<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Origine<\/span><\/td>\n<td style=\"background-color: #fff; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Chine<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: center; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Capacit\u00e9 de production<\/span><\/td>\n<td style=\"background-color: #efefef; font-family: Arial, sans-serif; font-size: 14px; overflow: hidden; padding: 10px 5px; text-align: left; vertical-align: middle; word-break: normal; border: 1px solid black;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">50 000 tonnes par mois<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-395\" src=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/8060144b05be04987bbc05eb639ac3c3_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c.webp\" alt=\"\" width=\"1920\" height=\"1200\" srcset=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/8060144b05be04987bbc05eb639ac3c3_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c.webp 1920w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/8060144b05be04987bbc05eb639ac3c3_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-600x375.webp 600w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/8060144b05be04987bbc05eb639ac3c3_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-300x188.webp 300w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/8060144b05be04987bbc05eb639ac3c3_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-1024x640.webp 1024w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/8060144b05be04987bbc05eb639ac3c3_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-768x480.webp 768w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/8060144b05be04987bbc05eb639ac3c3_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-1536x960.webp 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/h2>\n<h2><strong data-spm-anchor-id=\"a2ty_o01.29997173.0.i266.1a7032bfdFwH6F\">Propri\u00e9t\u00e9s physiques et chimiques<\/strong><\/h2>\n<h3 data-spm-anchor-id=\"a2ty_o01.29997173.0.i268.1a7032bfdFwH6F\"><strong>Propri\u00e9t\u00e9s physiques<\/strong><\/h3>\n<p><strong>Apparence:<\/strong><br \/>\nElle pr\u00e9sente g\u00e9n\u00e9ralement une couleur m\u00e9tallique gris argent\u00e9, avec une texture de surface nervur\u00e9e ou lisse selon le type d&#039;armature. La surface nervur\u00e9e am\u00e9liore l&#039;adh\u00e9rence au b\u00e9ton, tandis que les armatures lisses sont utilis\u00e9es dans des applications sp\u00e9cifiques. Des traitements de surface comme le rev\u00eatement \u00e9poxy ou la galvanisation peuvent am\u00e9liorer la r\u00e9sistance \u00e0 la corrosion et la durabilit\u00e9.<\/p>\n<p><strong>Densit\u00e9:<\/strong><br \/>\nLa densit\u00e9 est g\u00e9n\u00e9ralement d&#039;environ <strong>7,85 g\/cm\u00b3 <\/strong>, ce qui est typique de l&#039;acier au carbone. Cette valeur peut varier l\u00e9g\u00e8rement selon la composition de l&#039;alliage et le proc\u00e9d\u00e9 de fabrication.<\/p>\n<p><strong>Point de fusion:<\/strong><br \/>\nLe point de fusion est relativement \u00e9lev\u00e9, g\u00e9n\u00e9ralement compris entre <strong>1425\u00b0C \u00e0 1540\u00b0C <\/strong>, selon la teneur en carbone et les \u00e9l\u00e9ments d&#039;alliage. Ce point de fusion \u00e9lev\u00e9 assure la stabilit\u00e9 dans les environnements \u00e0 haute temp\u00e9rature, que ce soit pour la construction ou l&#039;utilisation industrielle.<\/p>\n<p><strong>Coefficient de dilatation thermique :<\/strong><br \/>\nLe coefficient de dilatation thermique est mod\u00e9r\u00e9, environ <strong>12\u00d710\u207b\u2076\/\u2103 <\/strong>\u00e0 temp\u00e9rature ambiante. Cette propri\u00e9t\u00e9 permet aux barres d&#039;armature en acier de conserver leur stabilit\u00e9 dimensionnelle lorsqu&#039;elles sont noy\u00e9es dans le b\u00e9ton, m\u00eame en cas de variations de temp\u00e9rature importantes.<\/p>\n<p><strong>Conductivit\u00e9 thermique :<\/strong><br \/>\nLa conductivit\u00e9 thermique est mod\u00e9r\u00e9e, environ <strong>50-60 W\/(m\u00b7K) <\/strong>, dont la r\u00e9sistance est sup\u00e9rieure \u00e0 celle de l&#039;acier inoxydable, mais inf\u00e9rieure \u00e0 celle de m\u00e9taux comme le cuivre ou l&#039;aluminium. Cela le rend adapt\u00e9 aux applications structurelles o\u00f9 la dissipation thermique n&#039;est pas une pr\u00e9occupation majeure.<\/p>\n<p><strong>Conductivit\u00e9 \u00e9lectrique :<\/strong><br \/>\nLes barres d&#039;armature en acier ont une conductivit\u00e9 \u00e9lectrique relativement faible par rapport aux m\u00e9taux comme le cuivre, g\u00e9n\u00e9ralement autour de <strong>10% de la conductivit\u00e9 du cuivre <\/strong>Ils ne conviennent pas aux applications \u00e0 courant \u00e9lev\u00e9, mais peuvent \u00eatre utilis\u00e9s dans les syst\u00e8mes de mise \u00e0 la terre en raison de leur r\u00e9sistance m\u00e9canique.<\/p>\n<h2><img decoding=\"async\" class=\"alignnone size-full wp-image-396\" src=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/c9f9dc3d6af99ea1b49ddbe619d55700_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c.webp\" alt=\"\" width=\"1920\" height=\"1200\" srcset=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/c9f9dc3d6af99ea1b49ddbe619d55700_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c.webp 1920w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/c9f9dc3d6af99ea1b49ddbe619d55700_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-600x375.webp 600w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/c9f9dc3d6af99ea1b49ddbe619d55700_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-300x188.webp 300w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/c9f9dc3d6af99ea1b49ddbe619d55700_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-1024x640.webp 1024w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/c9f9dc3d6af99ea1b49ddbe619d55700_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-768x480.webp 768w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/c9f9dc3d6af99ea1b49ddbe619d55700_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-1536x960.webp 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/h2>\n<h3><strong>Propri\u00e9t\u00e9s chimiques<\/strong><\/h3>\n<p><strong>R\u00e9sistance \u00e0 la corrosion :<\/strong><br \/>\nLes barres d&#039;armature en acier ont <strong>r\u00e9sistance limit\u00e9e \u00e0 la corrosion <\/strong>Sous forme brute, ils sont sujets \u00e0 la rouille en milieu humide ou corrosif. Pour att\u00e9nuer ce ph\u00e9nom\u00e8ne, des rev\u00eatements protecteurs tels que l&#039;\u00e9poxy ou la galvanisation sont souvent appliqu\u00e9s. Dans le b\u00e9ton arm\u00e9, l&#039;environnement alcalin offre une certaine protection contre la corrosion, mais l&#039;exposition aux chlorures (par exemple, en milieu marin) peut n\u00e9anmoins entra\u00eener la rouille.<\/p>\n<p><strong>Antioxydation :<\/strong><br \/>\n\u00c0 haute temp\u00e9rature, les barres d&#039;armature en acier s&#039;oxydent plus facilement que l&#039;acier inoxydable. Une exposition prolong\u00e9e \u00e0 des temp\u00e9ratures sup\u00e9rieures \u00e0 <strong>500\u00b0C <\/strong>peut entra\u00eener un entartrage et une r\u00e9duction de la r\u00e9sistance m\u00e9canique, les rendant inadapt\u00e9s aux applications de chaleur extr\u00eame sans protection suppl\u00e9mentaire.<\/p>\n<p><strong>Stabilit\u00e9 chimique :<\/strong><br \/>\nDans les environnements chimiques g\u00e9n\u00e9raux, les barres d&#039;armature en acier pr\u00e9sentent une stabilit\u00e9 chimique mod\u00e9r\u00e9e. Cependant, elles r\u00e9agissent aux acides, aux alcalis et aux sels, en particulier dans les environnements agressifs comme l&#039;eau de mer ou l&#039;exposition aux produits chimiques industriels. Dans ces conditions, leur r\u00e9sistance \u00e0 la corrosion est limit\u00e9e, sauf si des mesures de protection sont prises.<\/p>\n<p><strong>Passivation:<\/strong><br \/>\nContrairement \u00e0 l&#039;acier inoxydable, les barres d&#039;armature en acier ne forment pas naturellement de film de passivation dense. Des mesures de protection telles que des rev\u00eatements \u00e9poxy ou des syst\u00e8mes de protection cathodique sont n\u00e9cessaires pour am\u00e9liorer la durabilit\u00e9 et pr\u00e9venir la corrosion dans les environnements difficiles.<\/p>\n<h2><img decoding=\"async\" class=\"alignnone size-full wp-image-397\" src=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/4e8ecc2466e2dbd885598501b250461b_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c.webp\" alt=\"\" width=\"1920\" height=\"1200\" srcset=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/4e8ecc2466e2dbd885598501b250461b_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c.webp 1920w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/4e8ecc2466e2dbd885598501b250461b_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-600x375.webp 600w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/4e8ecc2466e2dbd885598501b250461b_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-300x188.webp 300w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/4e8ecc2466e2dbd885598501b250461b_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-1024x640.webp 1024w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/4e8ecc2466e2dbd885598501b250461b_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-768x480.webp 768w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/4e8ecc2466e2dbd885598501b250461b_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-1536x960.webp 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/h2>\n<h2><strong>Application:<\/strong><\/h2>\n<p>Les barres d&#039;armature en acier sont largement utilis\u00e9es dans <strong>construction et d\u00e9veloppement des infrastructures <\/strong>Gr\u00e2ce \u00e0 leur excellente r\u00e9sistance \u00e0 la traction, leur ductilit\u00e9 et leur compatibilit\u00e9 avec le b\u00e9ton, ils sont essentiels au renforcement des structures en b\u00e9ton, notamment\u00a0:<\/p>\n<ul>\n<li><strong>B\u00e2timents et ponts : <\/strong>Assurer l\u2019int\u00e9grit\u00e9 structurelle et la capacit\u00e9 portante.<\/li>\n<li><strong>Routes et autoroutes : <\/strong>Utilis\u00e9 dans le renforcement des chauss\u00e9es et des tabliers de ponts.<\/li>\n<li><strong>Ouvrages de r\u00e9tention d&#039;eau : <\/strong>Tels que les barrages, les r\u00e9servoirs et les r\u00e9servoirs d\u2019eau, o\u00f9 la durabilit\u00e9 est essentielle.<\/li>\n<li><strong>Installations industrielles : <\/strong>Renforcement des structures lourdes telles que les sols d\u2019usine et les fondations d\u2019\u00e9quipements.<\/li>\n<\/ul>\n<div class=\"my-2\"><\/div>","protected":false},"excerpt":{"rendered":"<h4 class=\"elementor-heading-title elementor-size-default\" style=\"text-align: center; padding-bottom: 30px;\">barres d&#039;armature en acier<\/h4>\n<div>Les barres d&#039;armature en acier sont des barres d&#039;acier au carbone utilis\u00e9es pour renforcer les structures en b\u00e9ton, offrant r\u00e9sistance \u00e0 la traction et durabilit\u00e9. Elles pr\u00e9sentent g\u00e9n\u00e9ralement une surface nervur\u00e9e pour am\u00e9liorer l&#039;adh\u00e9rence au b\u00e9ton et sont disponibles en diff\u00e9rentes nuances selon leur r\u00e9sistance et leur composition. Elles sont essentielles dans la construction, assurant la stabilit\u00e9 structurelle des b\u00e2timents, ponts, routes et barrages. Pour am\u00e9liorer leur r\u00e9sistance \u00e0 la corrosion, elles peuvent \u00eatre rev\u00eatues d&#039;\u00e9poxy ou galvanis\u00e9es. Leur polyvalence, leur r\u00e9sistance et leur compatibilit\u00e9 avec le b\u00e9ton les rendent indispensables au d\u00e9veloppement des infrastructures modernes.<\/div>\n<div>\n<hr class=\"dongte456custom-line\" \/>\n<\/div>\n<div style=\"padding-bottom: 5px;\">Cat\u00e9gorie : Barres d&#039;armature en acier<\/div>\n<div>Mot cl\u00e9 : Barres d&#039;armature en acier<\/div>\n<div>\n<hr \/>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-257\" src=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/\u7535\u8bdd\u56fe\u6807.jpg\" alt=\"\" width=\"48\" height=\"50\" \/>\u00a0 WhatsApp :<a href=\"https:\/\/api.whatsapp.com\/send?phone=8613963585512\" target=\"_blank\" rel=\"noopener\">\u00a0+8613963585512 <\/a><\/p>\n<div>\n<hr \/>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-258\" src=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/\u90ae\u7bb1\u56fe\u6807.jpg\" alt=\"\" width=\"48\" height=\"55\" \/>\u00a0\u00a0E-mail : <a href=\"rachel@sdxhjmetal.com\" target=\"_blank\" rel=\"noopener\">\u00a0rachel@sdxhjmetal.com<\/a><\/p>\n<div>\n<hr \/>\n<\/div>\n<h3><\/h3>\n<div class=\"productaddbutton-container\">\n<div class=\"productaddbutton-wrapper\"><a class=\"productaddbutton\" href=\"https:\/\/baolongtaisteel.com\/index.php\/product\/\">Liste des produits<\/a><\/div>\n<div class=\"productaddbutton-wrapper\"><a class=\"productaddbutton\" href=\"#formSectiondongte\">Contactez-nous<\/a><\/div>\n<\/div>\n<div><\/div>","protected":false},"featured_media":377,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[17],"product_tag":[],"class_list":{"0":"post-133","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-carbon-steel","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/product\/133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/comments?post=133"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/media\/377"}],"wp:attachment":[{"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/media?parent=133"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/product_brand?post=133"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/product_cat?post=133"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/product_tag?post=133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}