{"id":115,"date":"2025-04-27T16:02:49","date_gmt":"2025-04-27T08:02:49","guid":{"rendered":"https:\/\/baolongtaisteel.com\/?post_type=product&#038;p=115"},"modified":"2025-04-27T16:41:09","modified_gmt":"2025-04-27T08:41:09","slug":"plaque-dacier-au-carbone-q235","status":"publish","type":"product","link":"https:\/\/baolongtaisteel.com\/fr\/product\/plaque-dacier-au-carbone-q235\/","title":{"rendered":"plaque d&#039;acier au carbone Q235"},"content":{"rendered":"<h2>\u00a0Tableau 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 #000000;\"><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 #000000;\"><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 #000000;\"><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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">ASTM, Q235, Q335, Q355, ASTM A36<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Certification<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">ISO, RoHS, IBR<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Traitement de surface<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Blackface<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Technique<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Lamin\u00e9 \u00e0 chaud\/Lamin\u00e9 \u00e0 froid<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Application<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Moules et matrices, plaques de navire, plaques de chaudi\u00e8re, plaques de conteneur, plaques de bride<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Usage sp\u00e9cial<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Outils de coupe, outils de mesure, fraises en acier ordinaire, t\u00f4le d&#039;acier haute r\u00e9sistance, acier r\u00e9sistant \u00e0 l&#039;usure, acier au silicium<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">\u00c9tat des stocks<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">En stock<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">\u00c9paisseur<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">0,12 mm \u2013 4 mm ou personnalis\u00e9<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Longueur<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">1 \u2013 12 m ou personnalis\u00e9<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Largeur<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">600 mm \u2013 1250 mm ou personnalis\u00e9<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Alliage ou pas<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Alliage<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Noir ou huil\u00e9 pour \u00e9viter la rouille<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Conditions commerciales<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">EXW, FOB, CIF, CFR<\/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 #000000;\"><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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">5 tonnes<\/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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Tol\u00e9rance<\/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 #000000;\"><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: #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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Service de traitement<\/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 #000000;\"><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: #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 #000000;\"><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 #000000;\"><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 #000000;\"><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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">Personnalis\u00e9<\/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 #000000;\"><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 #000000;\"><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 #000000;\"><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 #000000;\"><span style=\"font-weight: 400; color: var(--md-box-samantha-normal-text-color);\">5000 tonnes par mois<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-364\" src=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/16fb2e674aeb73f53fd862709b1089b7_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c.webp\" alt=\"\" width=\"1920\" height=\"1200\" srcset=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/16fb2e674aeb73f53fd862709b1089b7_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c.webp 1920w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/16fb2e674aeb73f53fd862709b1089b7_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-600x375.webp 600w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/16fb2e674aeb73f53fd862709b1089b7_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-300x188.webp 300w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/16fb2e674aeb73f53fd862709b1089b7_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-1024x640.webp 1024w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/16fb2e674aeb73f53fd862709b1089b7_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-768x480.webp 768w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/16fb2e674aeb73f53fd862709b1089b7_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-1536x960.webp 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/h2>\n<h2 data-spm-anchor-id=\"a2ty_o01.29997173.0.i140.1a70c921yaavsG\">Propri\u00e9t\u00e9s physiques et chimiques<\/h2>\n<h3><strong>Propri\u00e9t\u00e9s physiques<\/strong><\/h3>\n<p><strong>Apparence:<\/strong><\/p>\n<p>Il pr\u00e9sente g\u00e9n\u00e9ralement une couleur gris m\u00e9tallique et une surface lisse apr\u00e8s traitement. Diff\u00e9rents traitements de surface, tels que la peinture, la galvanisation ou le polissage, peuvent \u00eatre appliqu\u00e9s pour obtenir des effets esth\u00e9tiques ou fonctionnels sp\u00e9cifiques.<\/p>\n<p><strong>Densit\u00e9:<\/strong><\/p>\n<p>La densit\u00e9 de l&#039;acier au carbone Q235 est d&#039;environ 7,85 g\/cm\u00b3, ce qui est l\u00e9g\u00e8rement inf\u00e9rieur \u00e0 celui de l&#039;acier inoxydable mais garantit n\u00e9anmoins une bonne r\u00e9sistance et une bonne stabilit\u00e9 structurelle.<\/p>\n<p><strong>Point de fusion:<\/strong><\/p>\n<p>Le point de fusion de l&#039;acier au carbone Q235 est d&#039;environ 1495-1520\u2103, ce qui le rend adapt\u00e9 aux applications \u00e0 haute temp\u00e9rature mais n\u00e9cessite une protection dans des environnements extr\u00eames pour \u00e9viter l&#039;oxydation.<\/p>\n<p><strong>Coefficient de dilatation thermique :<\/strong><\/p>\n<p>Le coefficient de dilatation thermique est mod\u00e9r\u00e9, g\u00e9n\u00e9ralement d&#039;environ 11,7 \u00d7 10\u207b\u2076\/\u2103 \u00e0 temp\u00e9rature ambiante. Cette caract\u00e9ristique permet aux plaques d&#039;acier Q235 de conserver une stabilit\u00e9 dimensionnelle malgr\u00e9 des variations de temp\u00e9rature normales.<\/p>\n<p><strong>Conductivit\u00e9 thermique :<\/strong><\/p>\n<p>L&#039;acier au carbone Q235 pr\u00e9sente une conductivit\u00e9 thermique relativement bonne, avec un coefficient d&#039;environ 50-60 W\/(m\u00b7K). Il est donc adapt\u00e9 aux applications impliquant le transfert de chaleur, comme les chaudi\u00e8res ou les \u00e9changeurs de chaleur.<\/p>\n<p><strong>Conductivit\u00e9 \u00e9lectrique :<\/strong><\/p>\n<p>Sa conductivit\u00e9 \u00e9lectrique est mod\u00e9r\u00e9e, caract\u00e9ristique de l&#039;acier au carbone. Sa conductivit\u00e9 est nettement inf\u00e9rieure \u00e0 celle du cuivre ou de l&#039;aluminium, ce qui le rend inadapt\u00e9 aux applications \u00e9lectriques, mais acceptable pour une utilisation structurelle g\u00e9n\u00e9rale.<\/p>\n<h2><img decoding=\"async\" class=\"alignnone size-full wp-image-363\" src=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/6d286df0c8bfc3c263c877dd7dea4b16_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c.webp\" alt=\"\" width=\"1920\" height=\"1200\" srcset=\"https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/6d286df0c8bfc3c263c877dd7dea4b16_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c.webp 1920w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/6d286df0c8bfc3c263c877dd7dea4b16_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-600x375.webp 600w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/6d286df0c8bfc3c263c877dd7dea4b16_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-300x188.webp 300w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/6d286df0c8bfc3c263c877dd7dea4b16_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-1024x640.webp 1024w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/6d286df0c8bfc3c263c877dd7dea4b16_\u55e8\u683c\u5f0f\u538b\u7f29\u526f\u672c_\u7ed3\u679c-768x480.webp 768w, https:\/\/baolongtaisteel.com\/wp-content\/uploads\/2025\/04\/6d286df0c8bfc3c263c877dd7dea4b16_\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><\/p>\n<p>L&#039;acier au carbone Q235 pr\u00e9sente une r\u00e9sistance \u00e0 la corrosion limit\u00e9e par rapport \u00e0 l&#039;acier inoxydable. Il est sujet \u00e0 la rouille lorsqu&#039;il est expos\u00e9 \u00e0 l&#039;humidit\u00e9 ou \u00e0 des environnements corrosifs. Des traitements de surface tels que la peinture, la galvanisation ou le rev\u00eatement sont souvent appliqu\u00e9s pour am\u00e9liorer sa r\u00e9sistance \u00e0 la corrosion. Par exemple, les plaques d&#039;acier galvanis\u00e9 Q235 sont largement utilis\u00e9es dans les structures ext\u00e9rieures pour r\u00e9sister \u00e0 la corrosion atmosph\u00e9rique.<\/p>\n<p><strong>Antioxydation :<\/strong><\/p>\n<p>\u00c0 temp\u00e9rature ambiante, l&#039;acier Q235 pr\u00e9sente une r\u00e9sistance mod\u00e9r\u00e9e \u00e0 l&#039;oxydation. Cependant, \u00e0 des temp\u00e9ratures plus \u00e9lev\u00e9es, il est sensible \u00e0 l&#039;oxydation, n\u00e9cessitant des rev\u00eatements protecteurs ou des \u00e9l\u00e9ments d&#039;alliage pour am\u00e9liorer ses performances dans les environnements \u00e0 haute temp\u00e9rature.<\/p>\n<p><strong>Stabilit\u00e9 chimique :<\/strong><\/p>\n<p>Dans les environnements chimiques g\u00e9n\u00e9raux, l&#039;acier au carbone Q235 pr\u00e9sente une stabilit\u00e9 chimique mod\u00e9r\u00e9e. Il r\u00e9agit facilement aux acides forts, tels que l&#039;acide chlorhydrique ou l&#039;acide sulfurique, provoquant ainsi la corrosion. En milieu alcalin ou neutre, sa stabilit\u00e9 est meilleure, mais une protection suppl\u00e9mentaire est n\u00e9cessaire en cas d&#039;environnements chimiques difficiles.<\/p>\n<p><strong>Passivation:<\/strong><\/p>\n<p>Contrairement \u00e0 l&#039;acier inoxydable, l&#039;acier au carbone Q235 ne forme pas naturellement de film de passivation. Pour am\u00e9liorer sa r\u00e9sistance \u00e0 la corrosion et \u00e0 l&#039;oxydation, des traitements de surface tels que la galvanisation, la peinture ou l&#039;application de rev\u00eatements anticorrosion sont essentiels. Ces traitements agissent comme une barri\u00e8re emp\u00eachant le contact direct entre l&#039;acier et les agents corrosifs.<\/p>\n<p><strong>Application:<\/strong><\/p>\n<p data-spm-anchor-id=\"a2ty_o01.29997173.0.i139.1a70c921yaavsG\">Les t\u00f4les d&#039;acier au carbone Q235 sont largement utilis\u00e9es en raison de leurs excellentes propri\u00e9t\u00e9s m\u00e9caniques, de leur prix abordable et de leur facilit\u00e9 de mise en \u0153uvre. Dans le secteur de la construction, elles sont couramment utilis\u00e9es pour la fabrication d&#039;\u00e9l\u00e9ments structurels tels que les poutres, les colonnes et les barres d&#039;armature, garantissant ainsi la stabilit\u00e9 et la durabilit\u00e9 des b\u00e2timents. Dans la fabrication de machines, les t\u00f4les d&#039;acier Q235 sont transform\u00e9es en pi\u00e8ces telles que les cadres, les bases et les supports, offrant des performances fiables. Dans l&#039;industrie automobile, elles sont utilis\u00e9es pour la fabrication de ch\u00e2ssis de v\u00e9hicules gr\u00e2ce \u00e0 leur excellent rapport r\u00e9sistance\/poids. De plus, dans la construction navale, les ponts et les appareils \u00e0 pression, les t\u00f4les d&#039;acier Q235 sont indispensables. Elles sont \u00e9galement utilis\u00e9es dans les r\u00e9servoirs de stockage, les pipelines et autres \u00e9quipements industriels, o\u00f9 rentabilit\u00e9 et polyvalence sont essentielles. Les t\u00f4les d&#039;acier Q235 trait\u00e9es en surface sont id\u00e9ales pour les structures ext\u00e9rieures telles que les cl\u00f4tures, les portails et les poteaux \u00e9lectriques, offrant une longue dur\u00e9e de vie avec un entretien appropri\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"<h4 class=\"elementor-heading-title elementor-size-default\" style=\"text-align: center; padding-bottom: 30px;\">plaque d&#039;acier au carbone Q235<\/h4>\n<div>La plaque d&#039;acier au carbone Q235 est un acier bas carbone courant, dot\u00e9 d&#039;une bonne plasticit\u00e9, d&#039;une bonne t\u00e9nacit\u00e9 et d&#039;une bonne r\u00e9sistance m\u00e9canique, ce qui la rend facile \u00e0 usiner et \u00e0 souder. Sa masse volumique est d&#039;environ 7,85 g\/cm\u00b3 et son point de fusion est compris entre 1495 et 1520 \u00b0C. Elle convient \u00e0 de nombreux secteurs industriels. Bien que sa r\u00e9sistance \u00e0 la corrosion soit relativement faible, des traitements de surface tels que la galvanisation et la peinture peuvent am\u00e9liorer consid\u00e9rablement ses performances anticorrosion. Elle est largement utilis\u00e9e dans des domaines tels que la construction de b\u00e2timents, les ponts, la construction automobile, les \u00e9quipements m\u00e9caniques et les appareils \u00e0 pression. C&#039;est un acier de base \u00e9conomique et pratique, adapt\u00e9 \u00e0 l&#039;ing\u00e9nierie g\u00e9n\u00e9rale.<\/div>\n<div>\n<hr class=\"dongte456custom-line\" \/>\n<\/div>\n<div style=\"padding-bottom: 5px;\">Cat\u00e9gorie : Plaque d&#039;acier au carbone Q235<\/div>\n<div>Mot cl\u00e9 : plaque d&#039;acier au carbone Q235<\/div>\n<div>\n<hr \/>\n<\/div>\n<p><img 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":348,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[17],"product_tag":[],"class_list":{"0":"post-115","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\/115","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=115"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/media\/348"}],"wp:attachment":[{"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/media?parent=115"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/product_brand?post=115"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/product_cat?post=115"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/baolongtaisteel.com\/fr\/wp-json\/wp\/v2\/product_tag?post=115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}