{"id":16927,"date":"2023-10-07T12:51:15","date_gmt":"2023-10-07T12:51:15","guid":{"rendered":"https:\/\/bemagnet.com\/?p=16927"},"modified":"2023-10-07T12:51:15","modified_gmt":"2023-10-07T12:51:15","slug":"aimant-n38","status":"publish","type":"post","link":"https:\/\/bemagnet.com\/fr\/n38-magnet\/","title":{"rendered":"Aimant N38 - Le guide ultime"},"content":{"rendered":"<p><a href=\"https:\/\/bemagnet.com\/fr\/aimants-en-neodyme\/\">Aimants en n\u00e9odyme<\/a> se d\u00e9clinent en de nombreux mod\u00e8les et qualit\u00e9s. Dans ce guide, nous allons explorer certains aspects fondamentaux de ces produits. <a href=\"https:\/\/bemagnet.com\/fr\/aimants-en-terre-rare\/\">aimants en terres rares<\/a>.<\/p>\n<h2>Qu'est-ce qu'un aimant N38 ?<\/h2>\n<p>Le N signifie n\u00e9odyme. Le nombre 38 correspond \u00e0 la force de l'aimant. Ces aimants en n\u00e9odyme alli\u00e9 sont utilis\u00e9s en raison de leur r\u00e9sistance accrue \u00e0 la corrosion et \u00e0 l'oxydation. Les aimants N38 sont g\u00e9n\u00e9ralement plaqu\u00e9s de nickel et de cuivre pour accro\u00eetre leur r\u00e9sistance.<\/p>\n<figure id=\"attachment_16928\" aria-describedby=\"caption-attachment-16928\" style=\"width: 613px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-16928\" src=\"https:\/\/bemagnet.com\/wp-content\/uploads\/2023\/10\/Figure-1-N38-Manet.jpg\" alt=\"Aimant N38\" width=\"613\" height=\"419\" \/><figcaption id=\"caption-attachment-16928\" class=\"wp-caption-text\">Aimant N38<\/figcaption><\/figure>\n<p>L'utilisation d'un aimant n38 pr\u00e9sente plusieurs avantages. Ces avantages sont les suivants :<\/p>\n<ul>\n<li>Les aimants N38 sont tr\u00e8s durables et peuvent \u00eatre utilis\u00e9s jusqu'\u00e0 dix ans. Ils perdent leur force d'environ un pour cent.<\/li>\n<li>Leur capacit\u00e9 magn\u00e9tique est forte et il n'est donc pas facile de les d\u00e9magn\u00e9tiser \u00e0 l'aide de sources externes.<\/li>\n<li>Ils sont esth\u00e9tiques gr\u00e2ce \u00e0 leur rev\u00eatement. Les aimants N38 peuvent pr\u00e9senter une finition or, argent ou nickel qui leur donne un aspect brillant.<\/li>\n<li>Ils ont une capacit\u00e9 accrue \u00e0 se magn\u00e9tiser \u00e0 la surface de l'aimant.<\/li>\n<li>Diff\u00e9rentes compositions ont une r\u00e9sistance accrue aux temp\u00e9ratures \u00e9lev\u00e9es. Elles peuvent fonctionner \u00e0 des temp\u00e9ratures allant jusqu'\u00e0 230 degr\u00e9s.<\/li>\n<\/ul>\n<h2>Estimation de la force de l'aimant N38<\/h2>\n<p>Il existe diff\u00e9rentes forces de n38 en fonction de la composition de l'aimant. <a href=\"https:\/\/en.wikipedia.org\/wiki\/Magnetic_field\">Force d'un aimant<\/a> peut \u00eatre mesur\u00e9e de diff\u00e9rentes mani\u00e8res.<\/p>\n<ul>\n<li>La r\u00e9manence est la capacit\u00e9 d'un mat\u00e9riau \u00e0 conserver son pouvoir magn\u00e9tique. Le N38 contient entre 1220 et 1250Br<\/li>\n<li>La force coercitive est la capacit\u00e9 d'un aimant \u00e0 r\u00e9sister \u00e0 la d\u00e9magn\u00e9tisation provenant d'une source externe. Elle a 889hcb.<\/li>\n<li>La force coercitive intrins\u00e8que est la capacit\u00e9 d'un aimant \u00e0 r\u00e9sister \u00e0 la d\u00e9magn\u00e9tisation dans un circuit ferm\u00e9. N38 a 995hcj.<\/li>\n<\/ul>\n<h2>Composition des aimants en n\u00e9odyme N38<\/h2>\n<p>Le N38 est compos\u00e9 d'alliages de fer et de nickel fusionn\u00e9s avec du n\u00e9odyme. L'aimant alli\u00e9 est recouvert de deux couches de nickel en haut et en bas et d'une couche de cuivre au milieu.<\/p>\n<p>Ce processus utilise l'\u00e9lectrolyse qui permet de renforcer sa r\u00e9sistance \u00e0 l'oxydation et \u00e0 la corrosion.<\/p>\n<figure id=\"attachment_16929\" aria-describedby=\"caption-attachment-16929\" style=\"width: 618px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-16929\" src=\"https:\/\/bemagnet.com\/wp-content\/uploads\/2023\/10\/figure-2-N38-neodymium-magnets.jpg\" alt=\"Aimants en n\u00e9odyme N38\" width=\"618\" height=\"429\" \/><figcaption id=\"caption-attachment-16929\" class=\"wp-caption-text\">Aimants en n\u00e9odyme N38<\/figcaption><\/figure>\n<h2>Caract\u00e9ristiques de l'aimant N38 Neo<\/h2>\n<p>Les caract\u00e9ristiques telles que le rev\u00eatement peuvent varier d'un aimant \u00e0 l'autre. Toutefois, les caract\u00e9ristiques standard du n38 sont les suivantes<\/p>\n<ul>\n<li>Ils sont solides et durables<\/li>\n<li>R\u00e9sistance accrue \u00e0 la corrosion.<\/li>\n<li>L'aimant N38 a une grande pr\u00e9cision gr\u00e2ce \u00e0 sa faible tol\u00e9rance.<\/li>\n<li>Le N38 a une r\u00e9manence de 1220 \u00e0 1250Br.<\/li>\n<li>La force coercitive de n38 est de 889hcb.<\/li>\n<li>Il a une force coercitive intrins\u00e8que de 995hcj<\/li>\n<li>L'\u00e9nergie maximale du produit est comprise entre 227 et 310 bh.<\/li>\n<li>Sa temp\u00e9rature maximale de fonctionnement est de 80 degr\u00e9s<\/li>\n<\/ul>\n<h2>Comparaison entre Magnet N35 et N38<\/h2>\n<ul>\n<li>Le N35 est compos\u00e9 de bore et de fer alli\u00e9s \u00e0 du n\u00e9odyme tandis que le n38 est compos\u00e9 de fer et de nickel.<\/li>\n<li>N35 est relativement plus faible que <a href=\"https:\/\/bemagnet.com\/fr\/aimant-n38\/\">Aimant N38<\/a>.<\/li>\n<li>N35 a une r\u00e9manence de 1170 \u00e0 1220Br tandis que n38 a une r\u00e9manence de 1220 \u00e0 1250Br.<\/li>\n<li>La force coercitive du n35 est de 868 alors que celle du n38 est de 889hcb.<\/li>\n<li>La force coercitive intrins\u00e8que de n38 et n35 995hcj<\/li>\n<li>L'\u00e9nergie maximale du produit pour n35 est de 263-287 tandis que celle de n38 varie de 227 \u00e0 310bh.<\/li>\n<li>N35 et N38 ont tous deux une temp\u00e9rature maximale de fonctionnement de 80 degr\u00e9s.<\/li>\n<\/ul>\n<h2>Comparaison entre le N38 et le N52<\/h2>\n<p>Les alliages de n\u00e9odyme sont num\u00e9rot\u00e9s en fonction de leur r\u00e9sistance, en commen\u00e7ant par N 35 et en terminant par N52. N35 est le plus faible et N52 le plus fort.<\/p>\n<ul>\n<li>Le N38 est plus faible que le N52 qui est l'alliage le plus r\u00e9sistant de cette cat\u00e9gorie.<\/li>\n<li>N38 a une r\u00e9manence comprise entre 1220 et 1250Br tandis que la r\u00e9manence de N52 est comprise entre 1430 et 1480Br.<\/li>\n<li>La force coercitive de N52 est de 786hcb alors que celle de n38 est de 889hcb.<\/li>\n<li>La force coercitive intrins\u00e8que du N52 est de 876 alors que celle du N38 est de 995hcj.<\/li>\n<li>L'\u00e9nergie maximale du produit pour N52 varie de 398 \u00e0 422bh tandis que celle de N38 varie de 227 \u00e0 310bh.<\/li>\n<li>Les alliages N52 et N38, comme tous les alliages de cette cat\u00e9gorie, ont une temp\u00e9rature maximale d'utilisation de 80 degr\u00e9s.<\/li>\n<\/ul>\n<figure id=\"attachment_16930\" aria-describedby=\"caption-attachment-16930\" style=\"width: 619px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-16930\" src=\"https:\/\/bemagnet.com\/wp-content\/uploads\/2023\/10\/Figure-3-Graphic-difference-btn-N35-and-N52-Magnets.jpg\" alt=\"Diff\u00e9rence graphique entre les aimants N35 et N52\" width=\"619\" height=\"422\" \/><figcaption id=\"caption-attachment-16930\" class=\"wp-caption-text\">Diff\u00e9rence graphique entre les aimants N35 et N52<\/figcaption><\/figure>\n<h2>Prix recommand\u00e9 de l'aimant N38<\/h2>\n<p>Le prix de l'aimant N38 varie de 4 dollars \u00e0 2000 dollars. La taille, le design et le type de finition sont autant de facteurs qui influencent le prix.<\/p>\n<p>Par exemple, pour une finition dor\u00e9e, on utilise du nickel, du cuivre et de l'or. Pour une finition cuivr\u00e9e, il faut du nickel et du cuivre ; elle sera donc moins ch\u00e8re que le rev\u00eatement dor\u00e9 et le rev\u00eatement plastique sera encore moins cher.<\/p>\n<p>L'ajout d'or aux mati\u00e8res premi\u00e8res fera augmenter le prix, l'utilisation de mati\u00e8res moins ch\u00e8res comme le caoutchouc fera baisser le prix. Les disques de m\u00eame forme dont la taille et l'\u00e9paisseur varient varient \u00e9galement en termes de prix. Le co\u00fbt de l'\u00e9nergie n\u00e9cessaire \u00e0 la production de la pi\u00e8ce peut \u00e9galement \u00eatre pris en compte.<\/p>\n<h2>Applications des aimants permanents N38<\/h2>\n<p>Les aimants N38 peuvent \u00eatre utilis\u00e9s dans plusieurs applications. Elles comprennent<\/p>\n<ul>\n<li>Mat\u00e9riel tel que les disques durs<\/li>\n<li>Dentisterie pour la fabrication de proth\u00e8ses dentaires<\/li>\n<li>Pompes<\/li>\n<li>Charni\u00e8res de porte et syst\u00e8mes antiblocage<\/li>\n<li>Les bijoux pour leur aspect esth\u00e9tique<\/li>\n<li>Paliers<\/li>\n<li>Dans les h\u00f4pitaux, les scanners IRM ainsi que les th\u00e9rapies magn\u00e9tiques sont utilis\u00e9s.<\/li>\n<li>Usines de fabrication<\/li>\n<li>Applications domestiques<\/li>\n<li>Automobile<\/li>\n<li>Appareils \u00e9lectroniques<\/li>\n<li>Alimentation et agriculture<\/li>\n<\/ul>\n<h2>Conclusion<\/h2>\n<p>Les aimants en n\u00e9odyme N38 sont des aimants solides et durables qui peuvent \u00eatre con\u00e7us dans diff\u00e9rentes formes et tailles. Les aimants N38 peuvent \u00eatre utilis\u00e9s dans diverses industries et leur r\u00e9silience garantit qu'ils peuvent \u00eatre utilis\u00e9s pendant tr\u00e8s longtemps sans risquer de perdre leur magn\u00e9tisme. Leurs diff\u00e9rentes conceptions leur permettent de s'adapter \u00e0 diff\u00e9rentes fonctions. Les aimants n38 peuvent \u00e9galement \u00eatre personnalis\u00e9s pour r\u00e9pondre \u00e0 vos besoins.<\/p>","protected":false},"excerpt":{"rendered":"<p>Neodymium magnets come in many designs and grades. In this guide, we shall explore some fundamental aspects about these rare-earth magnets. What is a N38 Magnet The N stands for neodymium. Number 38 stands for the strength of the magnet. These alloyed neodymium magnets are used because of their increased resistance to corrosion and oxidation. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":16931,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-16927","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>N38 Magnet \u2013 The Ultimate Guide - Dailymag<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bemagnet.com\/fr\/aimant-n38\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"N38 Magnet \u2013 The Ultimate Guide - Dailymag\" \/>\n<meta property=\"og:description\" content=\"Neodymium magnets come in many designs and grades. 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[&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/bemagnet.com\/fr\/aimant-n38\/\" \/>\n<meta property=\"og:site_name\" content=\"Dailymag\" \/>\n<meta property=\"article:published_time\" content=\"2023-10-07T12:51:15+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/bemagnet.com\/wp-content\/uploads\/2023\/10\/N38-Magnet.png\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"450\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Dailymag\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dailymag\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/bemagnet.com\\\/n38-magnet\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/bemagnet.com\\\/n38-magnet\\\/\"},\"author\":{\"name\":\"Dailymag\",\"@id\":\"https:\\\/\\\/bemagnet.com\\\/#\\\/schema\\\/person\\\/99ffbb6f32866df06828800cda5d6d5e\"},\"headline\":\"N38 Magnet \u2013 The Ultimate Guide\",\"datePublished\":\"2023-10-07T12:51:15+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/bemagnet.com\\\/n38-magnet\\\/\"},\"wordCount\":879,\"publisher\":{\"@id\":\"https:\\\/\\\/bemagnet.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/bemagnet.com\\\/n38-magnet\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/bemagnet.com\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/N38-Magnet.png\",\"articleSection\":[\"blog\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/bemagnet.com\\\/n38-magnet\\\/\",\"url\":\"https:\\\/\\\/bemagnet.com\\\/n38-magnet\\\/\",\"name\":\"N38 Magnet \u2013 The Ultimate Guide - 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Le guide ultime - Dailymag","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/bemagnet.com\/fr\/aimant-n38\/","og_locale":"fr_FR","og_type":"article","og_title":"N38 Magnet \u2013 The Ultimate Guide - Dailymag","og_description":"Neodymium magnets come in many designs and grades. In this guide, we shall explore some fundamental aspects about these rare-earth magnets. What is a N38 Magnet The N stands for neodymium. Number 38 stands for the strength of the magnet. These alloyed neodymium magnets are used because of their increased resistance to corrosion and oxidation. 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