{"id":26331,"date":"2025-11-28T07:53:51","date_gmt":"2025-11-28T07:53:51","guid":{"rendered":"https:\/\/skwroof.com\/?p=26331"},"modified":"2025-11-28T07:54:18","modified_gmt":"2025-11-28T07:54:18","slug":"the-corrosion-resistance-revolution-why-skws-aluminum-zinc-outlasts-galvanized-steel-by-6x","status":"publish","type":"post","link":"https:\/\/skwroof.com\/fr\/the-corrosion-resistance-revolution-why-skws-aluminum-zinc-outlasts-galvanized-steel-by-6x\/","title":{"rendered":"La r\u00e9volution de la r\u00e9sistance \u00e0 la corrosion : Pourquoi le zinc-aluminium de SKW est 6 fois plus r\u00e9sistant que l'acier galvanis\u00e9"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"26331\" class=\"elementor elementor-26331\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-108ee942 e-flex e-con-boxed e-con e-parent\" data-id=\"108ee942\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1a2cc50c elementor-widget elementor-widget-text-editor\" data-id=\"1a2cc50c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<!-- wp:heading {\"level\":3} -->\n<h3 class=\"wp-block-heading\">La diff\u00e9rence fondamentale : La chimie des rev\u00eatements<\/h3>\n<!-- \/wp:heading --><!-- wp:paragraph -->\n<p><strong>M\u00e9canismes de protection mol\u00e9culaire<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:image {\"id\":26332,\"sizeSlug\":\"large\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"173\" class=\"wp-image-26332 aligncenter\" src=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-43-1024x173.png\" alt=\"Molecular protection mechanism of stone-coated metal roof\" srcset=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-43-1024x173.png 1024w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-43-300x51.png 300w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-43-768x129.png 768w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-43-18x3.png 18w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-43.png 1104w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<!-- \/wp:image --><!-- wp:paragraph -->\n<p><strong>Comparaison des d\u00e9lais de protection<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:table -->\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<thead>\n<tr>\n<th>Dur\u00e9e d'exposition<\/th>\n<th>Galvanis\u00e9 (G90)<\/th>\n<th>SKW AZ150<\/th>\n<th>Avantage<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>2 ans<\/td>\n<td>0% rouille<\/td>\n<td>0% rouille<\/td>\n<td>\u00c9galit\u00e9<\/td>\n<\/tr>\n<tr>\n<td>5 ans<\/td>\n<td>12% rouille de surface<\/td>\n<td>0% rouille<\/td>\n<td>12X<\/td>\n<\/tr>\n<tr>\n<td>10 ans<\/td>\n<td>Perforation<\/td>\n<td>3% rouille<\/td>\n<td>6X<\/td>\n<\/tr>\n<tr>\n<td>15 ans<\/td>\n<td>D\u00e9faillance totale<\/td>\n<td>8% rouille<\/td>\n<td>Infini<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<!-- \/wp:table --><!-- wp:heading {\"level\":3} -->\n<h3 class=\"wp-block-heading\">\u00c9preuve en laboratoire : Essai au brouillard salin<\/h3>\n<!-- \/wp:heading --><!-- wp:paragraph -->\n<p><strong>Test de corrosion acc\u00e9l\u00e9r\u00e9e ASTM B117<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:image {\"id\":26333,\"sizeSlug\":\"large\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"125\" class=\"wp-image-26333 aligncenter\" src=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-44-1024x125.png\" alt=\"ASTM B117 Accelerated Corrosion Test\" srcset=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-44-1024x125.png 1024w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-44-300x37.png 300w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-44-768x94.png 768w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-44-18x2.png 18w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-44.png 1237w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<!-- \/wp:image --><!-- wp:paragraph -->\n<p><strong>\u00c9quivalence dans le monde r\u00e9el<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:table -->\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<thead>\n<tr>\n<th>Environnement<\/th>\n<th>Galvanis\u00e9 D\u00e9faillance<\/th>\n<th>\u00c9chec de l'AZ150<\/th>\n<th>Life Extension<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Littoral<\/td>\n<td>5-7 ans<\/td>\n<td>20-25 ans<\/td>\n<td>4X<\/td>\n<\/tr>\n<tr>\n<td>Industriel<\/td>\n<td>6-8 ans<\/td>\n<td>18-22 ans<\/td>\n<td>3X<\/td>\n<\/tr>\n<tr>\n<td>Rural<\/td>\n<td>10-12 ans<\/td>\n<td>25-30 ans<\/td>\n<td>2.5X<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<!-- \/wp:table --><!-- wp:heading {\"level\":3} -->\n<h3 class=\"wp-block-heading\">Guide d'identification visuelle<\/h3>\n<!-- \/wp:heading --><!-- wp:paragraph -->\n<p><strong>Rep\u00e9rer la diff\u00e9rence<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:image {\"id\":26334,\"sizeSlug\":\"large\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"278\" class=\"wp-image-26334 aligncenter\" src=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-45-1024x278.png\" alt=\"Difference between Aluminum-Zinc Coated Steel Sheets and Galvanized Steel Sheets for Stone-Coated Metal Roofs\" srcset=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-45-1024x278.png 1024w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-45-300x81.png 300w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-45-768x209.png 768w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-45-18x5.png 18w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-45.png 1237w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<!-- \/wp:image --><!-- wp:paragraph -->\n<p><strong>Comparaison des caract\u00e9ristiques<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:table -->\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<thead>\n<tr>\n<th>Fonctionnalit\u00e9<\/th>\n<th>Acier galvanis\u00e9<\/th>\n<th>Aluminium-Zinc Acier<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Motif de la surface<\/td>\n<td>Enchev\u00eatr\u00e9<\/td>\n<td>Uniforme mat<\/td>\n<\/tr>\n<tr>\n<td>Couleur du bord de coupe<\/td>\n<td>Argent brillant<\/td>\n<td>Gris-argent<\/td>\n<\/tr>\n<tr>\n<td>Test de grattage<\/td>\n<td>Trait brillant<\/td>\n<td>Trait terne<\/td>\n<\/tr>\n<tr>\n<td>Poids (0,5 mm)<\/td>\n<td>3,75 kg\/m\u00b2<\/td>\n<td>3,65 kg\/m\u00b2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<!-- \/wp:table --><!-- wp:heading {\"level\":3} -->\n<h3 class=\"wp-block-heading\">L'avantage de l'aluminium : Protection des barri\u00e8res<\/h3>\n<!-- \/wp:heading --><!-- wp:paragraph -->\n<p><strong>Comment fonctionne l'aluminium 55%<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:image {\"id\":26335,\"sizeSlug\":\"large\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"406\" class=\"wp-image-26335 aligncenter\" src=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-46-1024x406.png\" alt=\"How 55% Aluminum Works\" srcset=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-46-1024x406.png 1024w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-46-300x119.png 300w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-46-768x304.png 768w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-46-18x7.png 18w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-46.png 1237w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<!-- \/wp:image --><!-- wp:paragraph -->\n<p><strong>Am\u00e9lioration des performances<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:table -->\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9<\/th>\n<th>Galvanis\u00e9<\/th>\n<th>Al-Zn<\/th>\n<th>Am\u00e9lioration<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>R\u00e9sistance \u00e0 la chaleur<\/td>\n<td>149\u00b0C max<\/td>\n<td>315\u00b0C<\/td>\n<td>2.1X<\/td>\n<\/tr>\n<tr>\n<td>Taux de corrosion<\/td>\n<td>50 \u03bcm\/an<\/td>\n<td>8,3 \u03bcm\/an<\/td>\n<td>6X<\/td>\n<\/tr>\n<tr>\n<td>D\u00e9gradation par les UV<\/td>\n<td>3 ans<\/td>\n<td>15 ans<\/td>\n<td>5X<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<!-- \/wp:table --><!-- wp:heading {\"level\":3} -->\n<h3 class=\"wp-block-heading\">\u00c9tudes de cas mondiales<\/h3>\n<!-- \/wp:heading --><!-- wp:paragraph -->\n<p><strong>Condominium de Miami Beach<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:list -->\n<ul class=\"wp-block-list\"><!-- wp:list-item -->\n<li>Installation : 2010<\/li>\n<!-- \/wp:list-item --><!-- wp:list-item -->\n<li>Exposition au sel : \u00e9lev\u00e9e<\/li>\n<!-- \/wp:list-item --><!-- wp:list-item -->\n<li>Inspection 2023 :<!-- wp:list -->\n<ul class=\"wp-block-list\"><!-- wp:list-item -->\n<li>Toits galvanis\u00e9s : 100% remplac\u00e9s<\/li>\n<!-- \/wp:list-item --><\/ul>\n<!-- \/wp:list --><\/li>\n<!-- \/wp:list-item --><!-- wp:list-item -->\n<li>Toits SKW AZ150 : 94% intacts<\/li>\n<!-- \/wp:list-item --><\/ul>\n<!-- \/wp:list --><!-- wp:heading {\"level\":3} -->\n<h3 class=\"wp-block-heading\">Analyse co\u00fbts-avantages<\/h3>\n<!-- \/wp:heading --><!-- wp:paragraph -->\n<p><strong>Calcul de la valeur du cycle de vie<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:image {\"id\":26336,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"469\" height=\"465\" class=\"wp-image-26336 aligncenter\" src=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-47.png\" alt=\"Lifecycle Value Calculation\" srcset=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-47.png 469w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-47-300x297.png 300w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-47-150x150.png 150w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-47-12x12.png 12w\" sizes=\"(max-width: 469px) 100vw, 469px\" \/><\/figure>\n<!-- \/wp:image --><!-- wp:paragraph -->\n<p><strong>R\u00e9partition des \u00e9conomies<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:table -->\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<thead>\n<tr>\n<th>Facteur de co\u00fbt<\/th>\n<th>Galvanis\u00e9<\/th>\n<th>Al-Zn<\/th>\n<th>\u00c9pargne<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Mat\u00e9riau (par m\u00b2)<\/td>\n<td>$18.50<\/td>\n<td>$24.80<\/td>\n<td>&#8211;<\/td>\n<\/tr>\n<tr>\n<td>Installation<\/td>\n<td>$11.20<\/td>\n<td>$11.20<\/td>\n<td>&#8211;<\/td>\n<\/tr>\n<tr>\n<td>1er remplacement<\/td>\n<td>$29.70<\/td>\n<td>$0<\/td>\n<td>$29.70<\/td>\n<\/tr>\n<tr>\n<td>2e remplacement<\/td>\n<td>$32.50<\/td>\n<td>$0<\/td>\n<td>$32.50<\/td>\n<\/tr>\n<tr>\n<td><strong>Total 30 ans<\/strong><\/td>\n<td><strong>$92.90<\/strong><\/td>\n<td><strong>$36.00<\/strong><\/td>\n<td><strong>$56.90<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<!-- \/wp:table --><!-- wp:heading {\"level\":3} -->\n<h3 class=\"wp-block-heading\">Sp\u00e9cifications techniques<\/h3>\n<!-- \/wp:heading --><!-- wp:paragraph -->\n<p><strong><a href=\"https:\/\/skwroof.com\/fr\/\">SKW<\/a>La composition sup\u00e9rieure de l'UE<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:table -->\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<thead>\n<tr>\n<th>\u00c9l\u00e9ment<\/th>\n<th>Galvanis\u00e9<\/th>\n<th>SKW AZ150<\/th>\n<th>Avantage<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Aluminium<\/td>\n<td>0%<\/td>\n<td>55%<\/td>\n<td>Infini<\/td>\n<\/tr>\n<tr>\n<td>Zinc<\/td>\n<td>99%<\/td>\n<td>43.4%<\/td>\n<td>&#8211;<\/td>\n<\/tr>\n<tr>\n<td>Silicium<\/td>\n<td>0.2%<\/td>\n<td>1.6%<\/td>\n<td>8X<\/td>\n<\/tr>\n<tr>\n<td>Poids du rev\u00eatement<\/td>\n<td>90g\/m\u00b2<\/td>\n<td>150g\/m\u00b2<\/td>\n<td>67% plus<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<!-- \/wp:table --><!-- wp:paragraph -->\n<p><strong>Certifications<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:list -->\n<ul class=\"wp-block-list\"><!-- wp:list-item -->\n<li>ASTM A792 (galvanis\u00e9) vs ASTM A755 (Al-Zn)<\/li>\n<!-- \/wp:list-item --><!-- wp:list-item -->\n<li>EN 10346 Z275 vs EN 10346 DX150D<\/li>\n<!-- \/wp:list-item --><\/ul>\n<!-- \/wp:list --><!-- wp:heading {\"level\":3} -->\n<h3 class=\"wp-block-heading\">Avantages de l'installation et de la maintenance<\/h3>\n<!-- \/wp:heading --><!-- wp:paragraph -->\n<p><strong>Pr\u00e9servation des performances<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:image {\"id\":26337,\"sizeSlug\":\"large\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"171\" class=\"wp-image-26337 aligncenter\" src=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-48-1024x171.png\" alt=\"Stone-coated metal roof with aluminum-zinc coated steel sheet Performance Preservation\" srcset=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-48-1024x171.png 1024w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-48-300x50.png 300w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-48-768x129.png 768w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-48-18x3.png 18w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-48.png 1237w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<!-- \/wp:image --><!-- wp:paragraph -->\n<p><strong>Exigences en mati\u00e8re de maintenance<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:table -->\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<thead>\n<tr>\n<th>Enjeu<\/th>\n<th>Galvanis\u00e9 Fr\u00e9quence<\/th>\n<th>SKW Fr\u00e9quence<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Peinture de retouche<\/td>\n<td>Tous les 3 ans<\/td>\n<td>Jamais<\/td>\n<\/tr>\n<tr>\n<td>Traitement de la rouille<\/td>\n<td>Tous les 2 ans<\/td>\n<td>Jamais<\/td>\n<\/tr>\n<tr>\n<td>Inspection du rev\u00eatement<\/td>\n<td>Annuel<\/td>\n<td>Quadriennal<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<!-- \/wp:table --><!-- wp:heading {\"level\":3} -->\n<h3 class=\"wp-block-heading\">Comparaison des garanties<\/h3>\n<!-- \/wp:heading --><!-- wp:paragraph -->\n<p><strong>Diff\u00e9rence de couverture<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:image {\"id\":26338,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"991\" height=\"493\" class=\"wp-image-26338 aligncenter\" src=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-49.png\" alt=\"Stone-coated metal roof Coverage Difference\" srcset=\"https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-49.png 991w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-49-300x149.png 300w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-49-768x382.png 768w, https:\/\/skwroof.com\/wp-content\/uploads\/2025\/11\/image-49-18x9.png 18w\" sizes=\"(max-width: 991px) 100vw, 991px\" \/><\/figure>\n<!-- \/wp:image --><!-- wp:paragraph -->\n<p><strong>Exigences en mati\u00e8re de r\u00e9clamation<\/strong>:<\/p>\n<!-- \/wp:paragraph --><!-- wp:list -->\n<ul class=\"wp-block-list\"><!-- wp:list-item -->\n<li>Galvanis\u00e9 : &gt;10% rouille = remplacement<\/li>\n<!-- \/wp:list-item --><!-- wp:list-item -->\n<li>SKW : &gt;30% rouille = remplacement complet<\/li>\n<!-- \/wp:list-item --><\/ul>\n<!-- \/wp:list --><!-- wp:paragraph -->\n<p><em>Certifications : ASTM A755 - EN 10346 - ISO 1461 - JIS G3321<\/em><\/p>\n<!-- \/wp:paragraph --><!-- wp:paragraph -->\n<p><em>Garantie de performance : 25 ans pour la perforation - 15 ans pour la finition - 10 ans pour la protection des bords<\/em><\/p>\n<!-- \/wp:paragraph --><!-- wp:quote -->\n<blockquote class=\"wp-block-quote\"><!-- wp:paragraph -->\n<p>Le rev\u00eatement aluminium-zinc de SKW <a href=\"https:\/\/skwroof.com\/fr\/stone-coated-metal-roof-tile\/\">toits m\u00e9talliques rev\u00eatus de pierre<\/a> offrent une dur\u00e9e de vie scientifiquement prouv\u00e9e de 3 \u00e0 6 fois sup\u00e9rieure \u00e0 celle de l'acier galvanis\u00e9 : Les tests au brouillard salin effectu\u00e9s en laboratoire montrent qu'il faut 6 000 heures pour que la premi\u00e8re rouille apparaisse, contre 1 000 heures pour l'acier galvanis\u00e9, ce qui se traduit par une dur\u00e9e de vie de plus de 25 ans dans les environnements c\u00f4tiers. Notre alliage d'aluminium 55% exclusif cr\u00e9e une barri\u00e8re permanente tandis que le zinc se sacrifie pour prot\u00e9ger les rayures. Gr\u00e2ce aux guides de certification des mat\u00e9riaux, aux techniques d'identification visuelle et \u00e0 l'analyse des co\u00fbts du cycle de vie, nous vous donnons les moyens de prendre des d\u00e9cisions \u00e9clair\u00e9es qui prot\u00e8gent votre investissement pendant des d\u00e9cennies.<\/p>\n<!-- \/wp:paragraph --><\/blockquote>\n<!-- \/wp:quote -->\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>The Fundamental Difference: Coating Chemistry Molecular Protection Mechanisms: Protection Timeline Comparison: Exposure Time Galvanized (G90) SKW AZ150 Advantage 2 Years 0% rust 0% rust Equal 5 Years 12% surface rust 0% rust 12X 10 Years Perforation 3% rust 6X 15 Years Full failure 8% rust Infinite Laboratory Proof: Salt Spray Testing ASTM B117 Accelerated Corrosion [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-26331","post","type-post","status-publish","format-standard","hentry","category-default"],"_links":{"self":[{"href":"https:\/\/skwroof.com\/fr\/wp-json\/wp\/v2\/posts\/26331"}],"collection":[{"href":"https:\/\/skwroof.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/skwroof.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/skwroof.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/skwroof.com\/fr\/wp-json\/wp\/v2\/comments?post=26331"}],"version-history":[{"count":4,"href":"https:\/\/skwroof.com\/fr\/wp-json\/wp\/v2\/posts\/26331\/revisions"}],"predecessor-version":[{"id":26343,"href":"https:\/\/skwroof.com\/fr\/wp-json\/wp\/v2\/posts\/26331\/revisions\/26343"}],"wp:attachment":[{"href":"https:\/\/skwroof.com\/fr\/wp-json\/wp\/v2\/media?parent=26331"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/skwroof.com\/fr\/wp-json\/wp\/v2\/categories?post=26331"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/skwroof.com\/fr\/wp-json\/wp\/v2\/tags?post=26331"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}