{"id":4089,"date":"2026-09-23T17:44:53","date_gmt":"2026-09-23T09:44:53","guid":{"rendered":"https:\/\/dzxmetals.com\/product\/platinum-iridium-tube\/"},"modified":"2026-09-23T17:44:53","modified_gmt":"2026-09-23T09:44:53","slug":"platinum-iridium-tube","status":"publish","type":"product","link":"https:\/\/dzxmetals.com\/fr\/product\/platinum-iridium-tube\/","title":{"rendered":"Tube en platine-iridium"},"content":{"rendered":"<style>\n.dzx-product-content{max-width:1280px;margin:0 auto;padding:0 20px;color:#263746;line-height:1.72;font-size:16px;box-sizing:border-box}\n.dzx-product-content *{box-sizing:border-box}\n.dzx-product-content h2,.dzx-product-content h3{color:#123e66;line-height:1.3;margin:1.8rem 0 .8rem;font-weight:700}\n.dzx-product-content h2{font-size:clamp(1.45rem,2.1vw,2rem);text-align:center}\n.dzx-product-content h3{font-size:1.18rem}\n.dzx-product-content p{margin:0 0 1rem;color:#445665}\n.dzx-product-content ul{padding-left:1.25rem;margin:.6rem 0 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.spec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dzx-product-content .protable{grid-template-columns:repeat(3,minmax(0,1fr))}}\n@media (max-width:560px){.dzx-product-content{padding:0 12px;font-size:15px}.dzx-product-content .spec-grid,.dzx-product-content .protable{grid-template-columns:1fr}.dzx-product-content h2{font-size:1.45rem}.dzx-product-content .lead{font-size:1rem}}\n<\/style>\n<div class=\"dzx-product-content\">\n<div class=\"row no-gutters align-items-center\">\n<div class=\"col-md-6\">\n<div class=\"pl-md-4\">\n<p>Le tube en alliage platine-iridium est fabriqu\u00e9 \u00e0 partir d&#039;un m\u00e9lange de platine (Pt) et d&#039;iridium (Ir) de haute qualit\u00e9 dans un rapport 90\/10 (PtIr10). Cette composition chimique lui conf\u00e8re une excellente biocompatibilit\u00e9, une r\u00e9sistance \u00e0 la corrosion \u00e9lectrolytique et une radio-opacit\u00e9, ce qui en fait un choix id\u00e9al pour les environnements m\u00e9dicaux exigeants.<\/p>\n<p>Largement utilis\u00e9s dans la fabrication de dispositifs interventionnels de pr\u00e9cision, les tubes en alliage platine-iridium sont couramment employ\u00e9s dans les neuro\u00e9lectrodes, les cath\u00e9ters d&#039;intervention vasculaire et autres dispositifs m\u00e9dicaux implantables ou de diagnostic de haute fiabilit\u00e9. La r\u00e9sistance m\u00e9canique, la stabilit\u00e9 chimique et la visibilit\u00e9 de cet alliage sous imagerie (notamment par fluoroscopie) permettent une navigation s\u00fbre et pr\u00e9cise \u00e0 l&#039;int\u00e9rieur du corps humain.<\/p>\n<p><strong>Niveaux disponibles<\/strong>: PtIr5, PtIr10, PtIr20, PtIr25, PtIr30<br \/>\n                      <strong>diam\u00e8tre ext\u00e9rieur<\/strong>: 0,2 \u2013 20 mm<br \/>\n                      <strong>\u00c9paisseur de paroi<\/strong>: 0,015 \u2013 2 mm<br \/>\n                      <strong>Longueur<\/strong>: 10 mm, ou personnalisable\n                    <\/p>\n<div class=\"clearfix\"><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"clearfix\"><\/div>\n<div class=\"protitle\">Propri\u00e9t\u00e9s physiques<\/div>\n<div class=\"table-responsive mb-4\">\n<table class=\"table table-striped ke-zeroborder\">\n<tr>\n<td>Notes<\/td>\n<td>Point de fusion \u00b0C<\/td>\n<td>Densit\u00e9 g\/cm<\/td>\n<td>Duret\u00e9 Vickers <br \/>(\u00c9tat mou)<\/td>\n<td>Duret\u00e9 Vickers <br \/>(\u00c9tat dur)<\/td>\n<td>R\u00e9sistance \u00e0 la traction <br \/>(MPa)<\/td>\n<td>R\u00e9sistivit\u00e9 \u00e9lectrique <br \/>(u\u03a9.cm) \u00e0 20\u2103<\/td>\n<\/tr>\n<tr>\n<td>Pt-Ir5%<\/td>\n<td>1790<\/td>\n<td>21.49<\/td>\n<td>90<\/td>\n<td>140<\/td>\n<td>274<\/td>\n<td>19.0<\/td>\n<\/tr>\n<tr>\n<td>Pt-Ir10%<\/td>\n<td>1800<\/td>\n<td>21.53<\/td>\n<td>130<\/td>\n<td>230<\/td>\n<td>382<\/td>\n<td>24.5<\/td>\n<\/tr>\n<tr>\n<td>Pt-Ir20%<\/td>\n<td>1840<\/td>\n<td>21.81<\/td>\n<td>200<\/td>\n<td>200<\/td>\n<td>300<\/td>\n<td>32<\/td>\n<\/tr>\n<tr>\n<td>Pt-Ir25%<\/td>\n<td>1840<\/td>\n<td>21.70<\/td>\n<td>200<\/td>\n<td>300<\/td>\n<td>238<\/td>\n<td>33<\/td>\n<\/tr>\n<tr>\n<td>Pt-Ir30%<\/td>\n<td>1850<\/td>\n<td>22.15<\/td>\n<td>210<\/td>\n<td>320<\/td>\n<td>242<\/td>\n<td>32.5<\/td>\n<\/tr>\n<\/table><\/div>\n<div class=\"clearfix\"><\/div>\n<div class=\"protitle\">Caract\u00e9ristiques<\/div>\n<ul class=\"discitem1\">\n<li>Fonctionne de mani\u00e8re fiable \u00e0 des temp\u00e9ratures \u00e9lev\u00e9es sup\u00e9rieures \u00e0 1500 \u00b0C sans d\u00e9formation ni d\u00e9gradation du mat\u00e9riau<\/li>\n<li>Exceptionnellement r\u00e9sistant \u00e0 la corrosion, m\u00eame dans des environnements tr\u00e8s agressifs tels que l&#039;eau r\u00e9gale, le chlore gazeux et l&#039;acide fluorhydrique<\/li>\n<li>Rapport r\u00e9sistance\/poids \u00e9lev\u00e9, adapt\u00e9 \u00e0 une utilisation dans des dispositifs m\u00e9dicaux d\u00e9licats ou miniaturis\u00e9s soumis \u00e0 des conditions exigeantes.<\/li>\n<\/ul>\n<div class=\"protitle\">Applications<\/div>\n<ul class=\"discitem1\">\n<li><strong>dispositifs m\u00e9dicaux<\/strong>Utilis\u00e9 dans les \u00e9lectrodes de neurostimulation et les sondes de stimulateur cardiaque pour les implants c\u00e9r\u00e9braux et cardiaques.<\/li>\n<li><strong>A\u00e9rospatial<\/strong>Sert de mat\u00e9riau ignifuge pour les buses des injecteurs de moteurs de fus\u00e9e, r\u00e9sistant \u00e0 la combustion \u00e0 haute temp\u00e9rature de l&#039;oxyg\u00e8ne liquide et du k\u00e9ros\u00e8ne.<\/li>\n<li><strong>traitement chimique<\/strong>Utilis\u00e9 comme mat\u00e9riau de rev\u00eatement dans les r\u00e9acteurs catalytiques pour la production d&#039;acide fluorhydrique en raison de son exceptionnelle r\u00e9sistance \u00e0 la corrosion<\/li>\n<li><strong>Instrumentation de pr\u00e9cision<\/strong>: Sert d&#039;\u00e9lectrode centrale dans les horloges atomiques pour un contr\u00f4le de fr\u00e9quence ultra-stable<\/li>\n<\/ul>\n<\/div>","protected":false},"featured_media":2812,"parent":0,"menu_order":0,"template":"","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":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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