{"id":6461,"date":"2026-07-08T17:02:56","date_gmt":"2026-07-08T11:32:56","guid":{"rendered":"https:\/\/www.le-mag-travaux.com\/blog\/comment-bien-mesurer-les-filetages-en-plomberie-et-chauffage"},"modified":"2026-07-08T17:02:56","modified_gmt":"2026-07-08T11:32:56","slug":"comment-bien-mesurer-les-filetages-en-plomberie-et-chauffage","status":"publish","type":"post","link":"https:\/\/www.le-mag-travaux.com\/blog\/comment-bien-mesurer-les-filetages-en-plomberie-et-chauffage","title":{"rendered":"Comment bien mesurer les filetages en plomberie et chauffage ?"},"content":{"rendered":"<p>La plomberie et le chauffage n\u00e9cessitent une compr\u00e9hension pr\u00e9cise des filetages pour garantir des installations et des r\u00e9parations efficaces. Que ce soit pour un robinet, un radiateur ou un circuit d\u2019arrosage, savoir mesurer correctement est essentiel pour \u00e9viter les erreurs et assurer l\u2019\u00e9tanch\u00e9it\u00e9 des raccords.<\/p>\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<div class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">Sommaire : <\/div>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #545454;color:#545454\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #545454;color:#545454\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.le-mag-travaux.com\/blog\/comment-bien-mesurer-les-filetages-en-plomberie-et-chauffage\/#Les-fondamentaux-du-filetage-en-plomberie\" >Les fondamentaux du filetage en plomberie<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.le-mag-travaux.com\/blog\/comment-bien-mesurer-les-filetages-en-plomberie-et-chauffage\/#Mesurer-les-filetages-etapes-essentielles\" >Mesurer les filetages : \u00e9tapes essentielles<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.le-mag-travaux.com\/blog\/comment-bien-mesurer-les-filetages-en-plomberie-et-chauffage\/#Comprendre-les-dimensions-et-letancheite-des-filetages\" >Comprendre les dimensions et l\u2019\u00e9tanch\u00e9it\u00e9 des filetages<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.le-mag-travaux.com\/blog\/comment-bien-mesurer-les-filetages-en-plomberie-et-chauffage\/#Pratiques-recommandees-pour-reussir-ses-raccords-en-plomberie\" >Pratiques recommand\u00e9es pour r\u00e9ussir ses raccords en plomberie<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.le-mag-travaux.com\/blog\/comment-bien-mesurer-les-filetages-en-plomberie-et-chauffage\/#Outils-indispensables-pour-mesurer-correctement\" >Outils indispensables pour mesurer correctement<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.le-mag-travaux.com\/blog\/comment-bien-mesurer-les-filetages-en-plomberie-et-chauffage\/#Applications-pratiques-et-conseils-dexpert\" >Applications pratiques et conseils d&rsquo;expert<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Les-fondamentaux-du-filetage-en-plomberie\"><\/span>Les fondamentaux du filetage en plomberie<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p>Avant toute mesure, il est crucial de ma\u00eetriser quelques notions de base concernant les filetages en plomberie. Cela inclut :<\/p>\n\n<ul class=\"wp-block-list\"><li><strong>Filetage :<\/strong> Ensemble de filets formant un raccord m\u00e2le.<\/li><li><strong>Pas de filetage :<\/strong> Distance parcourue par un vis \u00e0 chaque tour, elle influence la connectivit\u00e9.<\/li><li><strong>Pointe de filetage :<\/strong> Sommet du triangle form\u00e9 par les filets, crucial pour une bonne connexion.<\/li><\/ul>\n\n<p>Une bonne compr\u00e9hension de ces termes facilitera le choix du mat\u00e9riel et l&rsquo;ex\u00e9cution des travaux.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Mesurer-les-filetages-etapes-essentielles\"><\/span>Mesurer les filetages : \u00e9tapes essentielles<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p>Pour des mesures pr\u00e9cises, plusieurs \u00e9tapes sont \u00e0 suivre :<\/p>\n\n<ol class=\"wp-block-list\"><li><strong>Forme du filetage :<\/strong> Un pied \u00e0 coulisse permet de v\u00e9rifier la forme en observant les filets sur le raccord.<\/li><li><strong>Diam\u00e8tre nominal :<\/strong> Mesurez d&rsquo;un sommet \u00e0 l&rsquo;autre du 4\u00e8me filet pour les filetages coniques.<\/li><li><strong>Pas de filetage :<\/strong> Testez diff\u00e9rents gabarits jusqu&rsquo;\u00e0 obtenir une connexion parfaite.<\/li><\/ol>\n\n<p>Une attention rigoureuse \u00e0 ces \u00e9tapes garantit un montage sans accrocs.<\/p>\n\n<figure class=\"is-provider-youtube is-type-video wp-block-embed wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"90% des bricoleurs utilisent mal la filasse, voici pourquoi \u00e7a fuit !\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/JJXlzQqnvzY?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Comprendre-les-dimensions-et-letancheite-des-filetages\"><\/span>Comprendre les dimensions et l\u2019\u00e9tanch\u00e9it\u00e9 des filetages<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p>Une fois les mesures prises, il faut savoir interpr\u00e9ter les dimensions du filetage. Le diam\u00e8tre est souvent exprim\u00e9 en pouces, mais pour standardiser, il est pratique de le convertir en millim\u00e8tres :<\/p>\n\n<figure class=\"wp-block-table\"><table>\n<thead>\n<tr>\n<th>Diam\u00e8tre en pouces<\/th>\n<th>Diam\u00e8tre en millim\u00e8tres<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1\/2\u2033<\/td>\n<td>12 mm<\/td>\n<\/tr>\n<tr>\n<td>3\/4\u2033<\/td>\n<td>19 mm<\/td>\n<\/tr>\n<tr>\n<td>1\u2033<\/td>\n<td>25 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/figure>\n\n<p>Chaque filetage exige un syst\u00e8me d\u2019\u00e9tanch\u00e9it\u00e9 adapt\u00e9 : conique ou cylindrique. Les options incluent :<\/p>\n\n<ul class=\"wp-block-list\"><li><strong>\u00c9tanch\u00e9it\u00e9 par filetage<\/strong><\/li><li><strong>\u00c9tanch\u00e9it\u00e9 par joints<\/strong><\/li><li><strong>\u00c9tanch\u00e9it\u00e9 par \u00e9crasement de surfaces<\/strong><\/li><\/ul>\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Pratiques-recommandees-pour-reussir-ses-raccords-en-plomberie\"><\/span>Pratiques recommand\u00e9es pour r\u00e9ussir ses raccords en plomberie<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p>Pour garantir la durabilit\u00e9 et la fiabilit\u00e9 des installations en plomberie, il est conseill\u00e9 de :<\/p>\n\n<ul class=\"wp-block-list\"><li>V\u00e9rifier les dimensions avant l&rsquo;achat des pi\u00e8ces.<\/li><li>Utiliser des marques reconnues comme <a href=\"https:\/\/www.le-mag-travaux.com\/blog\/comment-mesurer-les-filetages-en-plomberie-chauffage-lastuce-des-pros\">Virax, Comap ou Rothenberger<\/a>.<\/li><li>Ne pas n\u00e9gliger l\u2019\u00e9tanch\u00e9it\u00e9 lors du montage pour \u00e9viter les fuites.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Outils-indispensables-pour-mesurer-correctement\"><\/span>Outils indispensables pour mesurer correctement<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p>Utiliser les bons outils de mesure est essentiel pour garantir des filetages conformes aux normes. Parmi les outils \u00e0 avoir absolument, on trouve :<\/p>\n\n<ul class=\"wp-block-list\"><li><strong>Pied \u00e0 coulisse :<\/strong> Pour mesurer le diam\u00e8tre ext\u00e9rieur, le diam\u00e8tre int\u00e9rieur et la profondeur des filetages.<\/li><li><strong>Palmer de filetages :<\/strong> Permet de v\u00e9rifier le pas et le profil du filetage.<\/li><li><strong>Jauges de filetage :<\/strong> Utilis\u00e9es pour identifier rapidement le type de filetage d\u2019un raccord.<\/li><\/ul>\n\n<p>Ces outils \u00e9vitent des erreurs d&rsquo;ajustement, souvent sources d&rsquo;incidents lors des installations.<\/p>\n\n<figure class=\"is-provider-youtube is-type-video wp-block-embed wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Comment faire un filetage sur un tube d\u2019acier de chauffage\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/If1X2_PPBi0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Applications-pratiques-et-conseils-dexpert\"><\/span>Applications pratiques et conseils d&rsquo;expert<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p>\u00c0 chaque type d&rsquo;installation, ses sp\u00e9cificit\u00e9s. Par exemple, pour un raccord de 15\/21, il faut choisir un raccord compatible pour garantir \u00e9tanch\u00e9it\u00e9 et solidit\u00e9. Voici quelques conseils pratiques \u00e0 garder \u00e0 l\u2019esprit :<\/p>\n\n<ol class=\"wp-block-list\"><li>Mesurer plusieurs fois pour garantir la fiabilit\u00e9.<\/li><li>Consulter les tableaux de correspondance pour assurer la coh\u00e9rence entre filetages.<\/li><li>V\u00e9rifier la norme applicable \u00e0 chaque raccord.<\/li><\/ol>\n\n<p>Prendre ces pr\u00e9cautions minimisera les probl\u00e8mes de fuites et de corrosion. Pour plus d&rsquo;informations, explorer <a href=\"https:\/\/www.le-mag-travaux.com\/blog\/comment-reparer-son-chauffage-les-5-pannes-les-plus-frequentes-et-leurs-solutions\">des ressources sp\u00e9cialis\u00e9es<\/a> peut s&rsquo;av\u00e9rer utile.<\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>La plomberie et le chauffage n\u00e9cessitent une compr\u00e9hension pr\u00e9cise des filetages pour garantir des installations et des r\u00e9parations efficaces. Que [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"close","sticky":false,"template":"","format":"standard","meta":{"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-4)","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":[1537],"tags":[],"class_list":["post-6461","post","type-post","status-publish","format-standard","hentry","category-chaleur-courant"],"_links":{"self":[{"href":"https:\/\/www.le-mag-travaux.com\/blog\/wp-json\/wp\/v2\/posts\/6461","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.le-mag-travaux.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.le-mag-travaux.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.le-mag-travaux.com\/blog\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.le-mag-travaux.com\/blog\/wp-json\/wp\/v2\/comments?post=6461"}],"version-history":[{"count":0,"href":"https:\/\/www.le-mag-travaux.com\/blog\/wp-json\/wp\/v2\/posts\/6461\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.le-mag-travaux.com\/blog\/wp-json\/wp\/v2\/media?parent=6461"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.le-mag-travaux.com\/blog\/wp-json\/wp\/v2\/categories?post=6461"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.le-mag-travaux.com\/blog\/wp-json\/wp\/v2\/tags?post=6461"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}