{"id":546,"date":"2025-09-06T09:13:32","date_gmt":"2025-09-06T13:13:32","guid":{"rendered":"https:\/\/www.nvlopmedia.ca\/?p=546"},"modified":"2025-09-18T10:28:14","modified_gmt":"2025-09-18T14:28:14","slug":"nouvel-article","status":"publish","type":"post","link":"https:\/\/www.nvlopmedia.ca\/?p=546","title":{"rendered":"Vis de Fixation pour le bardage m\u00e9tallique | Partie 3: Les exigences d&rsquo;esth\u00e9tique"},"content":{"rendered":"<h1><span style=\"color: #ff6600;\">3.1 &#8211; La probl\u00e9matique<\/span><\/h1>\n<p>Au milieu des ann\u00e9es 1970, la part de march\u00e9 des mat\u00e9riaux de bardage pr\u00e9-peints a augment\u00e9 dans le secteur des b\u00e2timents industriels, et aujourd\u2019hui le bardage pr\u00e9-peint repr\u00e9sente plus de 90 % du march\u00e9 total.<\/p>\n<p>Les mat\u00e9riaux pr\u00e9-peints sont \u00e9galement utilis\u00e9s pour le bardage d\u2019ouvrages non industriels tels que les \u00e9coles, les h\u00f4pitaux, les b\u00e2timents li\u00e9s aux transports, les immeubles commerciaux et les tours d\u2019habitation. La vari\u00e9t\u00e9 des formes que l\u2019on peut donner \u00e0 ces mat\u00e9riaux color\u00e9s offre \u00e0 l\u2019architecte une grande libert\u00e9 de conception, et une attention particuli\u00e8re est port\u00e9e aux d\u00e9tails d\u2019ex\u00e9cution et aux interfaces. Les concepteurs utilisent aussi la couleur pour cr\u00e9er un impact esth\u00e9tique et soutenir l\u2019image de marque de leurs clients.<\/p>\n<p>Lorsqu\u2019on utilise des fixations apparentes pour solidariser ces mat\u00e9riaux color\u00e9s, il est, pratiquement sans exception, souhaitable que la t\u00eate de la fixation soit color\u00e9e de fa\u00e7on permanente. Une solution souvent retenue pour obtenir cette concordance de couleur consiste \u00e0 embo\u00eeter simplement un capuchon en plastique color\u00e9. Toutefois, cette option pr\u00e9sente de nombreux inconv\u00e9nients potentiels :<\/p>\n<ul>\n<li>Capuchons oubli\u00e9s lors de la pose<\/li>\n<li>Capuchons qui se d\u00e9logent<\/li>\n<li>D\u00e9gradation aux UV<\/li>\n<li>Stabilit\u00e9 de la couleur<\/li>\n<li>Pi\u00e9geage d\u2019humidit\u00e9 \u2014 taches de corrosion<\/li>\n<li>Dur\u00e9e de vie courte<\/li>\n<li>Temps de pose suppl\u00e9mentaire<\/li>\n<\/ul>\n<p>Ces probl\u00e8mes touchent \u00e0 la fois l\u2019entrepreneur \u2014 qui peut devoir revenir remplacer des capuchons (travaux de finition\/reprises) \u2014 et le propri\u00e9taire du b\u00e2timent, qui subit une perte d\u2019attrait esth\u00e9tique et d\u2019image, ainsi que des co\u00fbts pour r\u00e9tablir l\u2019apparence d\u2019origine.<\/p>\n<figure id=\"attachment_558\" aria-describedby=\"caption-attachment-558\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-558 \" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/plastic-cap-of-screws-1-1024x681.jpg\" alt=\"\" width=\"552\" height=\"367\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/plastic-cap-of-screws-1-1024x681.jpg 1024w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/plastic-cap-of-screws-1-300x200.jpg 300w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/plastic-cap-of-screws-1-768x511.jpg 768w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/plastic-cap-of-screws-1-631x420.jpg 631w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/plastic-cap-of-screws-1-640x426.jpg 640w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/plastic-cap-of-screws-1-681x453.jpg 681w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/plastic-cap-of-screws-1.jpg 1171w\" sizes=\"auto, (max-width: 552px) 100vw, 552px\" \/><figcaption id=\"caption-attachment-558\" class=\"wp-caption-text\">Lot de vis auto-per\u00e7euses avec capuchons color\u00e9s<\/figcaption><\/figure>\n<h1><span style=\"color: #ff6600;\">3.2 \u2014 Les solutions<\/span><\/h1>\n<h3><span style=\"color: #ff6600;\">3.2.1 \u2014 T\u00eate et rondelles pr\u00e9-peintes aux couleurs du parement ext\u00e9rieur<\/span><\/h3>\n<p>Afin de pallier aux potentielles d\u00e9convenues occasionn\u00e9es par les vis \u00e0 capuchon, certains fabricants offrent des vis dont les t\u00eates ainsi que les rondelles d&rsquo;\u00e9tanch\u00e9it\u00e9 sont enti\u00e8rement pr\u00e9-peintes aux couleurs appareill\u00e9es \u00e0 celles de la t\u00f4le ext\u00e9rieure du bardage.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-552 aligncenter\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/29700283_m-1024x712.jpg\" alt=\"\" width=\"640\" height=\"445\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/29700283_m-1024x712.jpg 1024w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/29700283_m-300x209.jpg 300w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/29700283_m-768x534.jpg 768w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/29700283_m-1536x1069.jpg 1536w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/29700283_m-2048x1425.jpg 2048w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/29700283_m-604x420.jpg 604w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/29700283_m-640x445.jpg 640w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/29700283_m-681x474.jpg 681w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/p>\n<p>Les vis \u00e0 t\u00eates hexagonales avec rondellesint\u00e9gr\u00e9es, sont les plus sp\u00e9cifi\u00e9es et les plus utilis\u00e9es de l&rsquo;industrie du bardage, car elles offrent une grande surface d\u2019appui stable. Cette particularit\u00e9 les rend plus appropri\u00e9es pour les applications intensives de bardage. Cependant, les t\u00eates hexagonales, du fait de leur forte pro\u00e9minence, ne sont pas toujours consid\u00e9r\u00e9es, les plus esth\u00e9tiques. Pour des finitions de bardages modernes, des t\u00eates \u00e0 faible saillie sont souvent consid\u00e9r\u00e9es.<\/p>\n<h3><span style=\"color: #ff6600;\">3.2.2 \u2014 T\u00eate esth\u00e9tique \u00e0 faible saillie: La solution <em>IRIUS<\/em> de SFS intec<\/span><\/h3>\n<p>Lorsque le concepteur s\u00e9lectionne un profil de bardage mural pour son fort attrait esth\u00e9tique, il peut \u00e9galement souhaiter que le syst\u00e8me de fixation soit pratiquement invisible et se fonde dans le rev\u00eatement. Les t\u00eates de fixation saillantes, m\u00eame lorsqu\u2019elles sont color\u00e9es en usine, ne r\u00e9pondent pas toujours aux crit\u00e8res du concepteur. Dans ces cas, certains fabricants tels que SFS intec peuvent fournir une gamme de fixations primaires et secondaires avec t\u00eate \u00e0 faible saillie, disponibles en finition laqu\u00e9e couleur, qui se fondent dans le bardage pour une apparence discr\u00e8te et soign\u00e9e.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-560 alignleft\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile.jpg\" alt=\"\" width=\"300\" height=\"235\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile.jpg 596w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile-300x235.jpg 300w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile-536x420.jpg 536w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile-511x400.jpg 511w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-580 alignright\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile-stainless-259x300.jpg\" alt=\"\" width=\"232\" height=\"269\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile-stainless-259x300.jpg 259w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile-stainless-768x889.jpg 768w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile-stainless-363x420.jpg 363w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile-stainless-640x741.jpg 640w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile-stainless-681x789.jpg 681w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/sfs-irius-vis-tete-low-profile-stainless.jpg 854w\" sizes=\"auto, (max-width: 232px) 100vw, 232px\" \/><\/p>\n<p>Dans toutes les usines SFS intec en Europe et en Am\u00e9rique du Nord, les fixations peuvent \u00eatre laqu\u00e9es afin d\u2019offrir une correspondance de couleur stable, r\u00e9sistante et durable, avec des performances sup\u00e9rieures \u00e0 celles habituellement associ\u00e9es aux rev\u00eatements cellulosiques appliqu\u00e9s \u00e0 l\u2019\u00e9tat liquide.<\/p>\n<p>&nbsp;<\/p>\n<p>Afin d&rsquo;assurer la durabilit\u00e9, la qualit\u00e9 et la performance des fixations, le fabricant SFS Intec a consacr\u00e9 des ressources consid\u00e9rables au d\u00e9veloppement de cette gamme compl\u00e8te de fixations \u00ab sans rouille \u00bb, facilement disponibles, fabriqu\u00e9es en acier inoxydable aust\u00e9nitique (s\u00e9rie 300).<\/p>\n<p>Il s\u2019agit de la seule nuance d\u2019inox. recommand\u00e9e dans la norme BS 5427:1996 pour des projets de construction \u00e0 dur\u00e9e de vie moyenne.<\/p>\n<p>En raison du proc\u00e9d\u00e9 complexe d\u2019\u00e9crouissage \u00e0 froid n\u00e9cessaire \u00e0 la fabrication de ces produits de haute performance, les fixations aust\u00e9nitiques sont plus co\u00fbteuses que celles en acier au carbone. Cependant, sur la base du co\u00fbt total de possession \u00e0 vie, ce surco\u00fbt pourrait \u00eatre largement justifi\u00e9.<\/p>\n<p>Cette gamme de produits laqu\u00e9s \u00e0 t\u00eate esth\u00e9tique et faible saillie, int\u00e8gre un innovant syst\u00e8me d\u2019entra\u00eenement irius\u00ae. La surface visible de la t\u00eate \u00e0 faible saillie est lisse, \u00e0 l\u2019inverse des produits \u00e0 entra\u00eenement interne classiques comportant une empreinte Torx, Phillips ou Pozi. Pour permettre l\u2019entra\u00eenement, des \u00ab dents \u00bb dissimul\u00e9es sous la t\u00eate \u00e0 faible saillie sont engag\u00e9es par une douille sp\u00e9cialement configur\u00e9e. Outre une apparence discr\u00e8te, cette nouvelle forme de t\u00eate offre au prescripteur et au client des niveaux \u00e9lev\u00e9s de r\u00e9sistance au vandalisme et de s\u00e9curit\u00e9.<\/p>\n<h3><span style=\"color: #ff6600;\">3.2.3 \u2014 Autres T\u00eates esth\u00e9tiques \u00e0 faible saillie<\/span><\/h3>\n<p>D&rsquo;autres <strong>formes de t\u00eates<\/strong> de vis auto-per\u00e7euses \u00e0 faible saillie pour t\u00f4le m\u00e9tallique incluent, la <strong>t\u00eate cylindrique (pan)<\/strong>, la <strong>t\u00eate frais\u00e9e (flat)<\/strong>, la <strong>t\u00eate bomb\u00e9e large (truss)<\/strong>, la <strong>t\u00eate \u00ab wafer \u00bb (plate mince)<\/strong>, la <strong>t\u00eate trompette (bugle), <\/strong>la <strong>t\u00eate ovale<\/strong>, et la <strong>t\u00eate ultra-plate (pancake) <\/strong>et bien d&rsquo;autres, chacune r\u00e9pondant \u00e0 des usages distincts : fixation robuste, finition affleurante, grande surface d\u2019appui ou apparence esth\u00e9tique. Ces conceptions offrent des niveaux vari\u00e9s de <strong>force de serrage<\/strong>, de <strong>couverture de surface<\/strong> et de <strong>compatibilit\u00e9<\/strong> avec diff\u00e9rents outils et mat\u00e9riaux en construction m\u00e9tallique et en assemblage.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-587 size-large aligncenter\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/illustration-tetes-de-vis-1-1024x819.png\" alt=\"\" width=\"640\" height=\"512\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/illustration-tetes-de-vis-1-1024x819.png 1024w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/illustration-tetes-de-vis-1-300x240.png 300w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/illustration-tetes-de-vis-1-768x614.png 768w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/illustration-tetes-de-vis-1-1536x1229.png 1536w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/illustration-tetes-de-vis-1-525x420.png 525w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/illustration-tetes-de-vis-1-640x512.png 640w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/illustration-tetes-de-vis-1-681x545.png 681w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/illustration-tetes-de-vis-1.png 1600w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/p>\n<p><span style=\"color: #ff6600;\"><strong>T\u00eate cylindrique (<em>Pan Head<\/em>)<\/strong><\/span><br \/>T\u00eate \u00e0 profil bas, bomb\u00e9e avec flancs droits, adapt\u00e9e aux couples \u00e9lev\u00e9s et offrant une zone d\u2019engagement plus large pour l\u2019embout.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-563 aligncenter\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-300x224.jpg\" alt=\"\" width=\"281\" height=\"210\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-300x224.jpg 300w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-1024x764.jpg 1024w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-768x573.jpg 768w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-1536x1146.jpg 1536w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-2048x1527.jpg 2048w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-563x420.jpg 563w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-80x60.jpg 80w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-100x75.jpg 100w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-180x135.jpg 180w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-238x178.jpg 238w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-640x477.jpg 640w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pan-head-screw-681x508.jpg 681w\" sizes=\"auto, (max-width: 281px) 100vw, 281px\" \/><\/p>\n<p><span style=\"color: #ff6600;\"><strong>T\u00eate frais\u00e9e (<em>Flat Head<\/em>)<\/strong><\/span><br \/>Con\u00e7ue pour \u00eatre frais\u00e9e et venir affleurer la surface du mat\u00e9riau, procurant une finition propre et lisse.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-578  aligncenter\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw0-300x300.jpg\" alt=\"\" width=\"267\" height=\"267\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw0-300x300.jpg 300w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw0-150x150.jpg 150w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw0-420x420.jpg 420w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw0.jpg 522w\" sizes=\"auto, (max-width: 267px) 100vw, 267px\" \/><\/p>\n<p><span style=\"color: #ff6600;\"><strong>T\u00eate bomb\u00e9e large (<em>Truss Head<\/em>)<\/strong><\/span><br \/>Profil bas et large, de forme bomb\u00e9e, avec grande surface d\u2019appui ; efficace pour l\u2019assemblage m\u00e9tal-m\u00e9tal et la r\u00e9partition des contraintes sur une zone \u00e9tendue.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-567 aligncenter\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/truss-head-screw2-293x300.jpg\" alt=\"\" width=\"214\" height=\"219\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/truss-head-screw2-293x300.jpg 293w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/truss-head-screw2-1001x1024.jpg 1001w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/truss-head-screw2-768x786.jpg 768w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/truss-head-screw2-411x420.jpg 411w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/truss-head-screw2-640x655.jpg 640w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/truss-head-screw2-681x697.jpg 681w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/truss-head-screw2.jpg 1271w\" sizes=\"auto, (max-width: 214px) 100vw, 214px\" \/><\/p>\n<p><span style=\"color: #ff6600;\"><strong>T\u00eate \u00ab\u00a0Wafer\u00a0\u00bb (<em>Wafer Head<\/em>)<br \/><\/strong><\/span>Leur t\u00eate de rondelle fine et plate offre une finition discr\u00e8te et affleurante tout en offrant une grande surface d&rsquo;appui, ce qui les rend id\u00e9ales pour fixer des mat\u00e9riaux l\u00e9ger et tendre sur des montants m\u00e9talliques.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-565  aligncenter\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw2-275x300.jpg\" alt=\"\" width=\"228\" height=\"249\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw2-275x300.jpg 275w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw2-940x1024.jpg 940w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw2-768x836.jpg 768w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw2-386x420.jpg 386w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw2-640x697.jpg 640w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw2-681x742.jpg 681w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/flat-head-screw2.jpg 1358w\" sizes=\"auto, (max-width: 228px) 100vw, 228px\" \/><\/p>\n<p><span style=\"color: #ff6600;\"><strong>T\u00eate ronde \u00e0 rondelle (<em>Round washer Head<\/em>)<br \/><\/strong><\/span>Les vis \u00e0 t\u00eate ronde \u00e0 rondelle sont des fixations dot\u00e9es d&rsquo;une t\u00eate arrondie et discr\u00e8te avec rondelle int\u00e9gr\u00e9e, offrant une surface d&rsquo;appui plus large et une meilleure tenue que les vis standard. Elles sont souvent utilis\u00e9es en menuiserie, sur des bois tendres ou des panneaux de particules.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-573  aligncenter\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/wafer-head-screw-300x286.png\" alt=\"\" width=\"269\" height=\"256\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/wafer-head-screw-300x286.png 300w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/wafer-head-screw-441x420.png 441w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/wafer-head-screw.png 569w\" sizes=\"auto, (max-width: 269px) 100vw, 269px\" \/><\/p>\n<p><span style=\"color: #ff6600;\"><strong>T\u00eate trompette (<em>Bugle Head<\/em>)<\/strong><\/span><br \/>T\u00eate frais\u00e9e \u00e0 dessus plat et face d\u2019appui concave, con\u00e7ue pour r\u00e9partir les contraintes sur une surface plus large qu\u2019une t\u00eate frais\u00e9e standard.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-569 aligncenter\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/bugle-head-screw1-1-300x246.jpg\" alt=\"\" width=\"385\" height=\"316\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/bugle-head-screw1-1-300x246.jpg 300w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/bugle-head-screw1-1-768x629.jpg 768w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/bugle-head-screw1-1-512x420.jpg 512w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/bugle-head-screw1-1-640x525.jpg 640w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/bugle-head-screw1-1-681x558.jpg 681w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/bugle-head-screw1-1.jpg 1009w\" sizes=\"auto, (max-width: 385px) 100vw, 385px\" \/><\/p>\n<p><span style=\"color: #ff6600;\"><strong>T\u00eate ovale (<em>Oval Head<\/em>)<\/strong><\/span><br \/>T\u00eate l\u00e9g\u00e8rement arrondie, d\u00e9corative, de type frais\u00e9e, offrant une apparence plus soign\u00e9e qu\u2019une t\u00eate frais\u00e9e standard.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-574 aligncenter\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-300x226.jpg\" alt=\"\" width=\"268\" height=\"202\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-300x226.jpg 300w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-1024x771.jpg 1024w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-768x578.jpg 768w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-558x420.jpg 558w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-80x60.jpg 80w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-100x75.jpg 100w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-180x135.jpg 180w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-238x178.jpg 238w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-640x482.jpg 640w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw-681x513.jpg 681w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/oval-head-screw.jpg 1056w\" sizes=\"auto, (max-width: 268px) 100vw, 268px\" \/><\/p>\n<p><span style=\"color: #ff6600;\"><strong>T\u00eate ultra-plate \u00ab pancake \u00bb (<em>Pancake Head<\/em>)<\/strong><\/span><br \/>Tr\u00e8s faible hauteur, avec grande surface d\u2019appui ; parfaite lorsque l\u2019espace est limit\u00e9 ou qu\u2019une large zone de serrage est requise.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-576 aligncenter\" src=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pancake-head-screw-300x238.jpg\" alt=\"\" width=\"235\" height=\"186\" srcset=\"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pancake-head-screw-300x238.jpg 300w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pancake-head-screw-1024x812.jpg 1024w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pancake-head-screw-768x609.jpg 768w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pancake-head-screw-530x420.jpg 530w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pancake-head-screw-640x507.jpg 640w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pancake-head-screw-681x540.jpg 681w, https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/pancake-head-screw.jpg 1134w\" sizes=\"auto, (max-width: 235px) 100vw, 235px\" \/><\/p>\n\n\n<details class=\"wp-block-details wide-1200 is-layout-flow wp-block-details-is-layout-flow\"><summary><\/summary>\n<p class=\"wp-block-paragraph\"><\/p>\n<\/details>\n\n\n\n<section id=\"coatings-vis-exterieures\" class=\"sd-coatings\">\n  \n  <div class=\"wrap\">\n    <h3><span style=\"color: #ff6600;\">3.2.4 Rev\u00eatements &#038; Peintures anticorrosion (esth\u00e9tique) pour vis auto\u2011per\u00e7euses expos\u00e9es<\/span><\/h3>\n    <p class=\"lead\">La pr\u00e9sente section est une synth\u00e8se op\u00e9rationnelle pour les fa\u00e7ades\/bardages et toitures \u00e0 fixations apparentes (UE + Am\u00e9rique du Nord). L&rsquo;objectif vis\u00e9\u00a0: <strong>durabilit\u00e9 anticorrosion<\/strong>, <strong>stabilit\u00e9 d\u2019aspect<\/strong> (UV\/brillance\/teinte) et <strong>couple de vissage ma\u00eetris\u00e9<\/strong>.<\/p>\n    <p class=\"note\">Ce guide vulgarise les options de protection et de finition des t\u00eates de vis expos\u00e9es. Nous vous invitons \u00e0 lire d\u2019abord la section \u00ab\u00a0Familles de solutions\u00a0\u00bb, puis utilisez \u00ab\u00a0Choix rapide\u00a0\u00bb pour un premier tri par environnement. Le \u00ab\u00a0Tableau comparatif\u00a0\u00bb vous aide ensuite \u00e0 arbitrer entre tenue \u00e0 la corrosion, stabilit\u00e9 d\u2019aspect (UV) et budget. Le sch\u00e9ma \u00ab\u00a0empilement de couches\u00a0\u00bb illustre le syst\u00e8me recommand\u00e9, et la \u00ab\u00a0Sp\u00e9cification type\u00a0\u00bb fournit un texte pr\u00eat \u00e0 utiliser dans vos devis ou sp\u00e9cifications de cahier des charges, le cas \u00e9ch\u00e9ant. <\/p>\n\n    <div class=\"grid cols-2\">\n      <div class=\"card\">\n        <h3><span style=\"color: #ff6600;\">Familles de solutions<\/h3><\/span>\n        <p class=\"sm\">Chaque famille joue un r\u00f4le pr\u00e9cis\u00a0: la base m\u00e9tallique prot\u00e8ge l\u2019acier contre la rouille, les couches de conversion am\u00e9liorent l\u2019adh\u00e9rence\/lubrification, et les finitions organiques apportent la couleur et la tenue aux UV. Un <em>syst\u00e8me duplex<\/em> combine base + finition pour cumuler les avantages.<\/p>\n        <ul>\n          <li><strong>Rev\u00eatements m\u00e9talliques<\/strong>\u00a0: zinc \u00e9lectrolytique (ASTM B633 \/ ASTM F1941), zinc\u2011nickel 10\u201315\u00a0% Ni (ISO\u00a04042), <strong>zinc\u2011flake non \u00e9lectrolytique<\/strong> (ISO\u00a010683\u00a0: GEOMET\u00ae, MAGNI\u00ae, DELTA\u2011PROTEKT\u00ae, etc.), diffusion thermique (sherardisation).<\/li>\n          <li><strong>Couches de conversion<\/strong>\u00a0: phosphatation + huile\/sealer (am\u00e9liore l\u2019adh\u00e9rence\/lubrification).<\/li>\n          <li><strong>Finitions organiques<\/strong>\u00a0: cataphor\u00e8se (e\u2011coat, plut\u00f4t appr\u00eat), poudre polyester\/super\u2011durable (AAMA\u00a02604\/2605), liquides PU\/acrylique, <strong>PVDF\u00a070\u00a0%<\/strong> (r\u00e9f\u00e9rence UV, teintes panneaux coil\u2011coated).<\/li>\n          <li><strong>Syst\u00e8mes duplex<\/strong>\u00a0: base anticorrosion m\u00e9tal + <em>topcoat<\/em> organique color\u00e9\u00a0\u2192 combo performance\/esth\u00e9tique recommand\u00e9.<\/li>\n          <li><strong>Alternatives mat\u00e9rielles<\/strong>\u00a0: t\u00eate\/capuchon inox peint (avec rondelle EPDM) ou vis bi\u2011m\u00e9tal (t\u00eate inox \/ pointe carbone durcie).<\/li>\n        <\/ul>\n        <p class=\"note\">\u26a0\ufe0e Sur aciers tremp\u00e9s, les proc\u00e9d\u00e9s <em>\u00e9lectrolytiques<\/em> exigent gestion du risque d\u2019<em>hydrog\u00e8ne<\/em> (cuisson de d\u00e9gazage, contr\u00f4les).<\/p>\n      <\/div>\n      <div class=\"card\">\n        <h3><span style=\"color: #ff6600;\">Choix rapide (ISO\u00a012944 \u2013 atmosph\u00e8res)<\/span><\/h3>\n        <p class=\"sm\">ISO\u00a012944 classe l\u2019agressivit\u00e9 de l\u2019atmosph\u00e8re\u00a0: C3 (mod\u00e9r\u00e9e), C4 (\u00e9lev\u00e9e) et C5 (tr\u00e8s \u00e9lev\u00e9e\/marine). Choisissez la puce correspondant \u00e0 votre contexte\u00a0; vous affinerez ensuite le syst\u00e8me avec le tableau.<\/p>\n        <div class=\"chips\" aria-label=\"guidage rapide\">\n          <span class=\"chip\">C3\u00a0: Zn\u2011Ni ou Zinc\u2011flake + poudre polyester<\/span>\n          <span class=\"chip\">C4\u00a0: <strong>Zinc\u2011flake + topcoat<\/strong> (poudre\/PVDF,Kynar 500\u00ae \/ Hylar 5000\u00ae)<\/span>\n          <span class=\"chip\">C5 \/ marine\u00a0: Inox\u00a0A4 ou duplex premium + PVDF Kynar 500\u00ae \/ Hylar 5000\u00ae<\/span>\n        <\/div>\n        <p class=\"sm\" style=\"margin-top:.6rem\">Toujours associer une <strong>rondelle EPDM<\/strong> (ou cap peint + EPDM) c\u00f4t\u00e9 ext\u00e9rieur. \u00c9viter les couples galvaniques d\u00e9favorables.<\/p>\n      <\/div>\n    <\/div>\n\n    <h3><span style=\"color: #ff6600;\">Tableau comparatif (performance, UV, risque HE, co\u00fbt)<\/span><\/h3>\n    <div class=\"card\">\n      <p class=\"sm\">Comment lire\u00a0: \u00ab\u00a0Corrosion\u00a0\u00bb = niveau de protection attendu\u00a0; \u00ab\u00a0UV\/Teinte\u00a0\u00bb = stabilit\u00e9 de couleur et r\u00e9sistance au farinage\u00a0; \u00ab\u00a0Risque\u00a0HE\u00a0\u00bb = fragilisation par hydrog\u00e8ne possible sur vis tremp\u00e9es (surtout dans les proc\u00e9d\u00e9s \u00e9lectrolytiques)\u00a0; \u00ab\u00a0Co\u00fbt relatif\u00a0\u00bb = ordre de grandeur budg\u00e9taire. La colonne \u00ab\u00a0Points cl\u00e9s\u00a0\u00bb sugg\u00e8re quand choisir chaque option.<\/p>\n      <table>\n        <thead>\n          <tr>\n            <th>Solution<\/th>\n            <th>Corrosion<\/th>\n            <th>UV \/ Teinte<\/th>\n            <th>Risque HE*<\/th>\n            <th>Co\u00fbt relatif<\/th>\n            <th>Points cl\u00e9s \/ Usages<\/th>\n          <\/tr>\n        <\/thead>\n        <tbody>\n          <tr>\n            <td><strong>Zinc \u00e9lectrolytique<\/strong> (ASTM\u00a0B633 \/ F1941)<\/td>\n            <td><span class=\"tag\"><span class=\"dot mid\"><\/span>Moyenne<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot mid\"><\/span>Via vernis<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot low\"><\/span>Pr\u00e9sent<\/span><\/td>\n            <td><span class=\"tag\">$<\/span><\/td>\n            <td>\u00c9conomique, ext\u00e9rieur mod\u00e9r\u00e9. N\u00e9cessite cuisson anti\u2011H\u2082; tenue brouillard salin limit\u00e9e.<\/td>\n          <\/tr>\n          <tr>\n            <td><strong>Zinc\u2011Nickel 10\u201315\u00a0% Ni<\/strong> (ISO\u00a04042)<\/td>\n            <td><span class=\"tag\"><span class=\"dot ok\"><\/span>\u00c9lev\u00e9e<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot mid\"><\/span>Avec topcoat<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot low\"><\/span>Pr\u00e9sent<\/span><\/td>\n            <td><span class=\"tag\">$$<\/span><\/td>\n            <td>Excellent compromis perf\/couple. Id\u00e9al C3\u2013C4 avec poudre polyester.<\/td>\n          <\/tr>\n          <tr>\n            <td><strong>Zinc\u2011flake non \u00e9lectrolytique<\/strong> (ISO\u00a010683)<\/td>\n            <td><span class=\"tag\"><span class=\"dot ok\"><\/span>Tr\u00e8s \u00e9lev\u00e9e<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot ok\"><\/span>Avec topcoat<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot ok\"><\/span>Nul<\/span><\/td>\n            <td><span class=\"tag\">$$<\/span><\/td>\n            <td>R\u00e9f\u00e9rence vis tremp\u00e9es\u00a0: pas d\u2019H\u2082, NSS\u00a0\u2265\u00a01\u202f000\u00a0h vis\u00e9es, friction ma\u00eetris\u00e9e (sealer).<\/td>\n          <\/tr>\n          <tr>\n            <td><strong>Cataphor\u00e8se (e\u2011coat)<\/strong><\/td>\n            <td><span class=\"tag\"><span class=\"dot mid\"><\/span>Moyenne<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot mid\"><\/span>Moyenne<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot ok\"><\/span>Nul<\/span><\/td>\n            <td><span class=\"tag\">$<\/span><\/td>\n            <td>Uniformit\u00e9 ++ (zones re\u2011entrantes). \u00c0 privil\u00e9gier en appr\u00eat sous poudre\/liquide.<\/td>\n          <\/tr>\n          <tr>\n            <td><strong>Poudre polyester \/ super\u2011durable<\/strong> (AAMA\u00a02604\/2605)<\/td>\n            <td><span class=\"tag\">Selon base<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot ok\"><\/span>\u00c9lev\u00e9e<\/span><\/td>\n            <td><span class=\"tag\">n\/a<\/span><\/td>\n            <td><span class=\"tag\">$$<\/span><\/td>\n            <td>UV\/chalking excellents. Palette RAL\/NCS, mat\/satin\/textur\u00e9. N\u00e9cessite base anticorrosion.<\/td>\n          <\/tr>\n          <tr>\n            <td><strong>PVDF 70\u00a0%<\/strong> (liquide, ou Kynar 500\u00ae \/ Hylar 5000\u00ae)<\/td>\n            <td><span class=\"tag\">Selon base<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot ok\"><\/span>Max<\/span><\/td>\n            <td><span class=\"tag\">n\/a<\/span><\/td>\n            <td><span class=\"tag\">$$$<\/span><\/td>\n            <td>Align\u00e9 finitions panneaux (AAMA\u00a02605). Color\u2011match haute tenue.<\/td>\n          <\/tr>\n          <tr>\n            <td><strong>Capuchons \/ rondelles\u2011caps peints<\/strong><\/td>\n            <td><span class=\"tag\">Selon cap<\/span><\/td>\n            <td><span class=\"tag\"><span class=\"dot ok\"><\/span>\u00c9lev\u00e9e<\/span><\/td>\n            <td><span class=\"tag\">n\/a<\/span><\/td>\n            <td><span class=\"tag\">$$<\/span><\/td>\n            <td>Masque la t\u00eate de vis\u00a0; parfait accord visuel panneaux\u00a0; pr\u00e9voir EPDM et galvanique neutre.<\/td>\n          <\/tr>\n        <\/tbody>\n      <\/table>\n      <p class=\"note\" style=\"margin-top:.6rem\">*HE\u00a0: fragilisation par hydrog\u00e8ne sur aciers tremp\u00e9s (proc\u00e9d\u00e9s \u00e9lectrolytiques). Utiliser cuisson\/d\u00e9gazage + contr\u00f4les sp\u00e9cifiques.<\/p>\n    <\/div>\n\n    <h3><span style=\"color: #ff6600;\">Sch\u00e9ma\u00a0: empilement de couches (syst\u00e8me duplex recommand\u00e9)<\/span><\/h3>\n    <div class=\"card svg-wrap\"\n    <p class=\"sm\">De haut en bas\u00a0: <strong>topcoat<\/strong> color\u00e9 (la \u00ab\u00a0peinture\u00a0\u00bb), <strong>sealer\/lubrifiant<\/strong> pour stabiliser le couple de vissage, <strong>base anticorrosion<\/strong> (zinc\u2011flake ou Zn\u2011Ni), couche de <strong>conversion<\/strong> \u00e9ventuelle, puis le <strong>substrat<\/strong> acier. \u00c0 droite, l\u2019option capuchon + EPDM montre comment masquer la t\u00eate tout en assurant l\u2019\u00e9tanch\u00e9it\u00e9.<\/p>\n    <div class=\"card svg-wrap\" aria-label=\"sch\u00e9ma des couches\">\n      <svg viewBox=\"0 0 760 360\" width=\"1200\" height=\"569\" role=\"img\" aria-labelledby=\"ttl desc\">\n        <title id=\"ttl\">Empilement de couches \u2013 t\u00eate de vis expos\u00e9e<\/title>\n        <desc id=\"desc\">Illustration d\u2019un syst\u00e8me duplex : substrat acier tremp\u00e9, base anticorrosion zinc\u2011flake, sealer\/lubrifiant, topcoat polyester ou PVDF color\u00e9. Avec option capuchon peint + rondelle EPDM.<\/desc>\n        <!-- Background -->\n        <rect x=\"0\" y=\"0\" width=\"760\" height=\"360\" fill=\"#f8fafc\" rx=\"16\"\/>\n\n        <!-- Layer stack left -->\n        <g transform=\"translate(60,42)\">\n          <rect class=\"layer\" x=\"0\" y=\"0\" width=\"260\" height=\"40\" fill=\"#ffb923\" opacity=\".14\"\/>\n          <text class=\"lbl\" x=\"10\" y=\"24\">Topcoat organique (poudre polyester<tspan x=\"10\" dy=\"12\">ou PVDF\u00a070\u00a0%) \u2013 teinte projet<\/tspan><\/text>\n\n          <rect class=\"layer\" x=\"0\" y=\"50\" width=\"260\" height=\"34\" fill=\"#22c55e\" opacity=\".14\"\/>\n          <text class=\"lbl\" x=\"10\" y=\"72\">Sealer \/ lubrifiant \u2013<tspan x=\"10\" dy=\"12\">contr\u00f4le du coefficient de friction<\/tspan><\/text>\n\n          <rect class=\"layer\" x=\"0\" y=\"94\" width=\"260\" height=\"40\" fill=\"#475569\" opacity=\".12\"\/>\n          <text class=\"lbl\" x=\"10\" y=\"118\">Base anticorrosion\u00a0: zinc\u2011flake (ISO\u00a010683)<tspan x=\"10\" dy=\"12\">ou Zn\u2011Ni<\/tspan><\/text>\n\n          <rect class=\"layer\" x=\"0\" y=\"144\" width=\"260\" height=\"28\" fill=\"#94a3b8\" opacity=\".20\"\/>\n          <text class=\"lbl\" x=\"10\" y=\"162\">Conversion (ex. phosphatation) \u2013 option<\/text>\n\n          <rect class=\"layer\" x=\"0\" y=\"182\" width=\"260\" height=\"46\" fill=\"#e5e7eb\"\/>\n          <text class=\"lbl\" x=\"10\" y=\"208\">Substrat\u00a0: acier carbone tremp\u00e9<tspan x=\"10\" dy=\"12\">(vis auto\u2011per\u00e7euse)<\/tspan><\/text>\n\n          <text class=\"lbl\" x=\"0\" y=\"236\" font-weight=\"700\">Essais cibles\u00a0: NSS\u00a0\u2265\u00a01000\u00a0h (ISO\u00a09227),<tspan x=\"0\" dy=\"12\">UV\u00a0AAMA\u00a02604\/2605, adh\u00e9rence ASTM\u00a0D3359.<\/tspan><\/text>\n        <\/g>\n\n        <!-- Cap + EPDM right -->\n        <g transform=\"translate(420,26)\">\n          <rect x=\"0\" y=\"0\" width=\"300\" height=\"150\" rx=\"12\" fill=\"#ffffff\" stroke=\"#e2e8f0\"\/>\n          <text class=\"lbl\" x=\"16\" y=\"24\" font-weight=\"700\">Option int\u00e9gration visuelle\u00a0:<tspan x=\"16\" dy=\"12\">capuchon peint + EPDM<\/tspan><\/text>\n          <g transform=\"translate(16,38)\">\n            <rect x=\"0\" y=\"0\" width=\"268\" height=\"24\" rx=\"6\" fill=\"#334155\"\/>\n            <text class=\"lbl inv\" x=\"10\" y=\"16\" font-weight=\"600\">Capuchon acier\/inox <tspan font-weight=\"700\">peint (PVDF)<\/tspan><\/text>\n            <rect x=\"0\" y=\"28\" width=\"268\" height=\"18\" rx=\"4\" fill=\"#111827\" opacity=\".85\"\/>\n            <text class=\"lbl inv\" x=\"10\" y=\"41\" font-weight=\"600\">Rondelle <tspan font-weight=\"700\">EPDM<\/tspan> (\u00e9tanch\u00e9it\u00e9, UV\/ozone)<\/text>\n            <rect x=\"0\" y=\"50\" width=\"268\" height=\"20\" rx=\"4\" fill=\"#94a3b8\" opacity=\".5\"\/>\n            <text class=\"lbl\" x=\"10\" y=\"64\">T\u00eate de vis prot\u00e9g\u00e9e (syst\u00e8me duplex)<\/text>\n          <\/g>\n          <text class=\"lbl\" x=\"16\" y=\"140\">Couleurs coordonn\u00e9es aux panneaux (RAL\/NCS),<tspan x=\"16\" dy=\"12\">brillance \u2264\u00a035\u00a0GU.<\/tspan><\/text>\n        <\/g>\n      <\/svg>\n    <\/div>\n\n    <h3><span style=\"color: #ff6600;\">Sp\u00e9cifications types pour vos devis <\/span><\/h3>\n    <p class=\"sm\">\u00c0 utiliser pour des fa\u00e7ades\/toitures \u00e0 vis apparentes (C3\u2013C5) o\u00f9 l\u2019on exige durabilit\u00e9 et <em>color\u2011match<\/em>. <strong>Adaptations usuelles<\/strong>\u00a0: \u00e9paisseur\/essais selon l\u2019exposition UV\/saline, choix poudre vs PVDF, codes RAL\/NCS, exigences client.<\/p>\n    <div class=\"card spec\">\n      <ul>\n        <li><strong>Vis auto\u2011per\u00e7euses<\/strong> acier carbone tremp\u00e9, pointe foreuse.<\/li>\n        <li><strong>Rev\u00eatement<\/strong>\u00a0: <strong>zinc\u2011flake non \u00e9lectrolytique<\/strong> conforme <strong>ISO\u00a010683<\/strong>, \u00e9paisseur syst\u00e8me <strong>\u2265\u00a012\u00a0\u00b5m<\/strong>.<\/li>\n        <li><strong>Sealer \/ lubrifiant<\/strong>\u00a0: \u00b5 dynamique 0,12\u20130,18 (ISO\u00a016047), compatible sur\u2011peinture.<\/li>\n        <li><strong>Topcoat color\u00e9<\/strong>\u00a0: poudre polyester (AAMA\u00a02604\/2605) <em>ou<\/em> PVDF\u00a070\u00a0% (liquide), <strong>color\u2011match panneaux<\/strong>, brillance \u2264\u00a035\u00a0GU.<\/li>\n        <li><strong>Performance corrosion<\/strong>\u00a0: <strong>\u2265\u00a01000\u00a0h NSS<\/strong> sans corrosion rouge t\u00eate\/filets libres (ISO\u00a09227).<\/li>\n        <li><strong>UV\/ext\u00e9rieur<\/strong>\u00a0: conformit\u00e9 AAMA\u00a02604 (ou 2605 en zone marine), \n            essais d\u2019adh\u00e9rence ASTM\u00a0D3359, impact ASTM\u00a0D2794.<\/li>\n        <li><strong>\u00c9tanch\u00e9it\u00e9<\/strong>\u00a0: rondelle <strong>EPDM<\/strong> (noire ou peinte), capuchon peint coordonn\u00e9 si exig\u00e9.<\/li>\n        <li><strong>Contr\u00f4les<\/strong>\u00a0: couple\u2011tension ISO\u00a016047, v\u00e9rification post\u2011cuisson anti\u2011H\u2082 si base \u00e9lectrolytique (Zn\u2011Ni).<\/li>\n      <\/ul>\n      <p class=\"sm\">Variantes\u00a0: base Zn\u2011Ni + vernis inorganique + poudre polyester pour environnements C3\u2013C4. En C5\/marine\u00a0: privil\u00e9gier inox\u00a0A4 ou duplex premium + PVDF.<\/p>\n    <\/div>\n\n    <h3><span style=\"color: #ff6600;\">Notes &#038; r\u00e9f\u00e9rences utiles<\/span><\/h3>\n    <p class=\"sm\">Ces r\u00e9f\u00e9rences servent \u00e0 sp\u00e9cifier, \u00e9prouver et v\u00e9rifier la conformit\u00e9 des vis rev\u00eatues. Citez-les dans vos appels d\u2019offres et dossiers de r\u00e9ception.<\/p>\n    <div class=\"card\">\n      <ul>\n        <li><strong>Corrosion<\/strong>\u00a0: ISO\u00a09227 (brouillard salin), ASTM\u00a0B117\u00a0; cycles SO\u2082 type Kesternich selon besoin.<\/li>\n        <li><strong>Adh\u00e9rence\/impact<\/strong>\u00a0: ASTM\u00a0D3359 \/ ASTM\u00a0D2794.<\/li>\n        <li><strong>UV\/ext\u00e9rieur<\/strong>\u00a0: AAMA\u00a02604\/2605, ASTM\u00a0G154\/G155.<\/li>\n        <li><strong>Friction\/couple<\/strong>\u00a0: ISO\u00a016047.<\/li>\n        <li><strong>Rev\u00eatements sur fixations<\/strong>\u00a0: ISO\u00a010683 (flocons m\u00e9talliques), ISO\u00a04042 \/ ASTM\u00a0F1941 (\u00e9lectrolytiques), ASTM\u00a0B633 (zinc).<\/li>\n      <\/ul>\n      <p class=\"sm\">Retouches chantier\u00a0: r\u00e9serv\u00e9es aux \u00e9clats mineurs (stylo\/peinture). Ne se substituent pas \u00e0 un syst\u00e8me primaire.<\/p>\n    <\/div>\n  <\/div>\n<\/section>\n<p>Ceci conclut la troisi\u00e8me<strong>\u00a0partie<\/strong> de ce guide et qui portait sur l&rsquo;aspect esth\u00e9tique des fixations m\u00e9talliques. La quatri\u00e8me partie de ce guide, portera sur <strong> les exigences de performance structurale\u00a0<\/strong>de ces vis de fixation.<\/p>\n\n<p><span style=\"color: #000000;\"><strong>R\u00e9f\u00e9rences de lecture:<\/strong><\/span><\/p>\n<p><span style=\"color: #0000ff;\">&#8211; <em>Guide du concepteur (SFS INTEC)<\/em><\/span><\/p>\n<p><span style=\"color: #0000ff;\">&#8211; <em>Guide technique pour les vis auto-per\u00e7euses (Hilti)<\/em><\/span><\/p>\n<p><span style=\"color: #0000ff;\">&#8211; <em>Fiche technique des vis Teks (Itw Buildex)<\/em><\/span><\/p>\n<p><span style=\"color: #0000ff;\"><em>&#8211; Guide de r\u00e9sistance \u00e0 la corrosion, Thomas&amp;Betts<\/em><\/span><\/p>\n<p><em><span style=\"color: #0000ff;\">&#8211; Rapport d&rsquo;investigation sur les causes de corrosion dans les fixations m\u00e9talliques (Sphenix Mperia)<\/span><\/em><\/p>\n<p><em><span style=\"color: #0000ff;\">&#8211; Extrait de la norme britannique BS 7543:1992 \u2014 Guide to: Durability of buildings and building elements, products and components.<\/span><\/em><\/p>\n<p style=\"text-align: left;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/p>\n<p>\n\n\n<\/p>\n<p><!-- \/wp:post-content --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><!-- \/wp:paragraph --><\/p>","protected":false},"excerpt":{"rendered":"<p>3.1 &#8211; La probl\u00e9matique Au milieu des ann\u00e9es 1970, la part de march\u00e9 des mat\u00e9riaux de bardage pr\u00e9-peints a augment\u00e9 dans le secteur des b\u00e2timents industriels, et aujourd\u2019hui le bardage pr\u00e9-peint repr\u00e9sente plus de 90 % du march\u00e9 total. Les mat\u00e9riaux pr\u00e9-peints sont \u00e9galement utilis\u00e9s pour le bardage d\u2019ouvrages non industriels tels que les \u00e9coles, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":549,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[26,24],"tags":[],"class_list":["post-546","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-fixations"],"jetpack_featured_media_url":"https:\/\/www.nvlopmedia.ca\/wp-content\/uploads\/2025\/09\/246628029_m.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=\/wp\/v2\/posts\/546","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=546"}],"version-history":[{"count":46,"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=\/wp\/v2\/posts\/546\/revisions"}],"predecessor-version":[{"id":657,"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=\/wp\/v2\/posts\/546\/revisions\/657"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=\/wp\/v2\/media\/549"}],"wp:attachment":[{"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=546"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=546"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nvlopmedia.ca\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=546"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}