{"id":6858,"date":"2026-04-30T17:32:11","date_gmt":"2026-04-30T09:32:11","guid":{"rendered":"https:\/\/www.cjmsteelgroup.com\/?p=6858"},"modified":"2026-04-30T17:32:17","modified_gmt":"2026-04-30T09:32:17","slug":"understanding-galvanized-steel-thickness-and-sizes-a-comprehensive-guide","status":"publish","type":"post","link":"https:\/\/www.cjmsteelgroup.com\/es\/understanding-galvanized-steel-thickness-and-sizes-a-comprehensive-guide.html","title":{"rendered":"Espesores y tama\u00f1os del acero galvanizado: Una gu\u00eda completa"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"490\" height=\"490\" src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/08\/galvanized-steel-sheets-display.jpg\" alt=\"Display of galvanized steel sheets showing various gauges (11, 12, 14, 16) for construction and manufacturing\" class=\"wp-image-7643\" srcset=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/08\/galvanized-steel-sheets-display.jpg 490w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/08\/galvanized-steel-sheets-display-300x300.jpg 300w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/08\/galvanized-steel-sheets-display-150x150.jpg 150w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/08\/galvanized-steel-sheets-display-12x12.jpg 12w\" sizes=\"auto, (max-width: 490px) 100vw, 490px\" \/><figcaption class=\"wp-element-caption\">expositor de chapas de acero galvanizado<\/figcaption><\/figure><\/div>\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-43eb42315bc0adf89a586f5597da1313\">Galvanized steel thickness is commonly specified in gauge, millimeters (mm), or inches, which can lead to confusion when sourcing materials globally. The following <strong>galvanized steel thickness chart (gauge to mm)<\/strong> provides a quick reference for commonly used sheet thicknesses and standard sizes.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-3808f5bea5812a82c930f0c68638b1ea\"><strong>Galvanized Steel Thickness Chart (Gauge to mm) &amp; Sizes<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-3ea7a82aa7f2aabad90c8d17036db21d\">The following chart shows standard galvanized steel thickness (gauge to mm and inch) for quick reference.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th>Indicador<\/th><th><strong>Espesor del acero (mm)<\/strong><\/th><th><strong>Espesor del acero (pulgadas)<\/strong><\/th><\/tr><\/thead><tbody><tr><td>10<\/td><td>3.51<\/td><td>0.138<\/td><\/tr><tr><td>12<\/td><td>2.77<\/td><td>0.109<\/td><\/tr><tr><td>14<\/td><td>1.90<\/td><td>0.075<\/td><\/tr><tr><td>16<\/td><td>1.52<\/td><td>0.060<\/td><\/tr><tr><td>18<\/td><td>1.27<\/td><td>0.050<\/td><\/tr><tr><td>20<\/td><td>0.91<\/td><td>0.036<\/td><\/tr><tr><td>22<\/td><td>0.76<\/td><td>0.030<\/td><\/tr><tr><td>24<\/td><td>0.61<\/td><td>0.024<\/td><\/tr><tr><td>26<\/td><td>0.46<\/td><td>0.018<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-734f23f33dcf1fde7b8aff541743e642\">Most commonly used galvanized steel thickness: 14 gauge (\u22482.0 mm), 16 gauge (\u22481.5 mm), and 20 gauge (\u22480.9 mm).<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-9ac00cf961d1ea846fe5a532228b76c6\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>\u00bfQu\u00e9 es el espesor del acero galvanizado?<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-e58842c4e3a8ae193526363b88282309\"><strong>Galvanized steel thickness<\/strong> suele referirse al grosor total de una chapa de acero galvanizado, incluidas las capas de acero base y de revestimiento de zinc por ambas caras. Afecta a todo, desde la protecci\u00f3n contra la corrosi\u00f3n hasta la capacidad de carga estructural.<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-fc8c81e389805ba7b4d26a9ffbb83a9b\"><strong>Los t\u00e9rminos m\u00e1s comunes que pueden encontrar los compradores incluyen:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Espesor del metal<\/strong>: Espesor total incluida la capa de zinc.<\/li>\n\n\n\n<li><strong>Espesor del acero base<\/strong> (el n\u00facleo de acero)<\/li>\n\n\n\n<li><strong>Espesor del recubrimiento de cinc<\/strong>expresado normalmente en g\/m\u00b2 (gramos por metro cuadrado)<\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-ce376c1bf598517bb85a1fbc1d8bed04\">Juntos, determinan la <strong>espesor de chapa de acero galvanizado<\/strong>que es fundamental para el rendimiento en diferentes aplicaciones.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Zinc Coating Thickness (Z275, Z180, Z350 Explained)<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-764cb971e553198417ce6f660f655324\">El revestimiento de zinc a\u00f1ade resistencia a la corrosi\u00f3n y un ligero grosor dimensional. Los revestimientos t\u00edpicos incluyen:<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th>Grado de revestimiento<\/th><th>Revestimiento (g\/m\u00b2)<\/th><th>Espesor a\u00f1adido aproximado (\u03bcm)<\/th><\/tr><\/thead><tbody><tr><td>Z80<\/td><td>80<\/td><td>~5.6<\/td><\/tr><tr><td>Z180<\/td><td>180<\/td><td>~12.6<\/td><\/tr><tr><td>Z275<\/td><td>275<\/td><td>~19.3<\/td><\/tr><tr><td>Z350<\/td><td>350<\/td><td>~24.6<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-9ab4109fe94428a8f76b225ae5118853\"><strong>Z275 coating thickness<\/strong> is one of the most widely specified options for outdoor and structural applications, offering a balance between cost and durability.<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-c8a4aae13d950776fd973596f1dd3724\"><strong>Higher coating thickness is recommended for:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-70d966f5b4c3f294c06aba9868d4128c\">Long service life requirements<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-ccc70c7fe394a845fd24e0269e485ebe\">Marine environments<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-e4676eec6dfbb91ddbdc7945b6a4a9d5\">Industrial zones<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>\u00bfQu\u00e9 influye en la elecci\u00f3n del grosor adecuado?<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-ff6d52a4ef2dff0266414110fe8dea29\">Seleccionar el <strong>espesor galvanizado<\/strong> depende de:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-3dc492191088642219b1ad73a4d8508b\"><strong>Requisitos de formaci\u00f3n<\/strong>: Chapas m\u00e1s finas para embutici\u00f3n profunda o plegado.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-a055e45ee8b0b02d163d1082423482df\"><strong>Tipo de aplicaci\u00f3n<\/strong>: Techos, vallas, conductos, estructuras.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-59f237cf9ec6001e47c02f170afd776c\"><strong>Requisitos de carga<\/strong>: Acero m\u00e1s grueso para uso estructural o de alta resistencia.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-89aa3e973f1772b1e9c190e11b56065d\"><strong>Se necesita resistencia a la corrosi\u00f3n<\/strong>: Recubrimientos de zinc m\u00e1s pesados para ambientes exteriores y marinos.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p><strong><em>\u00bfBusca chapas galvanizadas precortadas o a medida? Consulte nuestra <a href=\"https:\/\/www.cjmsteelgroup.com\/es\/galvanized-steel-plate-coil-and-sheet-supplier.html\/\" target=\"_blank\" rel=\"noopener\" title=\"\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-amber-color\">Chapa de acero galvanizado<\/mark><\/a> para una amplia gama de opciones de grosor.<\/em><\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Gauge vs mm: Avoid Costly Ordering Mistakes<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-ea5716b172e87effc442ad0769841955\">Los distintos mercados utilizan normas diferentes.<strong>calibre<\/strong> (EE.UU.), <strong>mm<\/strong> (Europa\/Asia), o <strong>pulgadas<\/strong> (algunas normas industriales). Esto puede dar lugar a errores de pedido.<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-c6fb8d2e1cd71c105e022b30f6f35f46\">Por ejemplo:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-de60494e829b9ae08fee1c1a6f8e281c\"><strong>Chapa galvanizada de calibre 16<\/strong> \u2248 1,5 mm<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-bb93074945a8da08a3c6fa7e33f0833d\"><strong>Calibre 14<\/strong> \u2248 2,0 mm<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-63fc6292c2d9e947963d34a29aa7de40\">Sin embargo, el grosor real puede variar ligeramente entre los procesos de laminado en fr\u00edo y laminado en caliente.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-9a62c91520f91e8614d153fd1af752ba\">Al comparar ofertas o preparar peticiones de oferta, confirme siempre si el proveedor enumera <strong>espesor del acero galvanizado<\/strong> como <strong>espesor real<\/strong>, <strong>nominal<\/strong>o <strong>revestimiento posterior<\/strong> espesor.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Calibre y espesor en funci\u00f3n de la aplicaci\u00f3n: Elecci\u00f3n del acero adecuado<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"314\" src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/08\/applications-for-coated-steel-plate.jpg\" alt=\"Galvanized steel used in construction, automotive, and home appliances\" class=\"wp-image-7644\" style=\"width:500px\" srcset=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/08\/applications-for-coated-steel-plate.jpg 600w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/08\/applications-for-coated-steel-plate-300x157.jpg 300w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/08\/applications-for-coated-steel-plate-18x9.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">aplicaciones de acero galvanizado<\/figcaption><\/figure><\/div>\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-a070410ae026737da0eba7b1cef4767e\">Elegir bien <strong>calibre<\/strong> y <strong>espesor<\/strong> del acero galvanizado depende en gran medida de los requisitos espec\u00edficos de su proyecto. He aqu\u00ed un breve resumen de c\u00f3mo el <strong>calibre<\/strong> influye en la idoneidad del acero galvanizado para diversos usos:<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Aplicaci\u00f3n<\/strong><\/th><th><strong>Calibre recomendado<\/strong><\/th><th><strong>Espesor (pulgadas)<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Maquinaria pesada<\/strong><\/td><td>Calibre 11 \u00f3 12<\/td><td>1\/8 - 3\/32<\/td><\/tr><tr><td><strong>Paneles de carrocer\u00eda<\/strong><\/td><td>Calibre 14<\/td><td>5\/64<\/td><\/tr><tr><td><strong>Fabricaci\u00f3n de muebles<\/strong><\/td><td>Calibre 14 \u00f3 16<\/td><td>5\/64 - 1\/16<\/td><\/tr><tr><td><strong>Paneles de cubierta<\/strong><\/td><td>Calibre 16 \u00f3 20<\/td><td>1\/16 - 1\/32<\/td><\/tr><tr><td><strong>Armarios el\u00e9ctricos<\/strong><\/td><td>Calibre 16<\/td><td>1\/16<\/td><\/tr><tr><td><strong>Aplicaciones decorativas<\/strong><\/td><td>Calibre 16 \u00f3 20<\/td><td>1\/16 - 1\/32<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-9ac00cf961d1ea846fe5a532228b76c6\"><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-1efea2b1afc93ecf81471886500bd425\"><em>Visite nuestro <a href=\"https:\/\/www.cjmsteelgroup.com\/es\/galvanized-steel-sheets-a-professional-selection-guide.html\/\" target=\"_blank\" rel=\"noopener\" title=\"gu\u00eda de selecci\u00f3n de chapa de acero galvanizado\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-amber-color\">gu\u00eda de selecci\u00f3n de chapa de acero galvanizado<\/mark><\/a> para explorar otros factores importantes como los tipos de revestimiento, la resistencia a la corrosi\u00f3n y las aplicaciones que pueden afectar a su decisi\u00f3n.<\/em><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Opciones de acero revestido: No s\u00f3lo galvanizado<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-e767fadcfc502d7aecb88ef058f92836\">Si su aplicaci\u00f3n requiere un revestimiento de color, resistencia a los rayos UV o acabados est\u00e9ticos, considere la posibilidad de <strong>acero galvanizado prepintado (PPGI)<\/strong> o <strong>galvalume prepintado (PPGL)<\/strong>.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-2296af40c4b8bfdda8d2206db0fe296f\">Estas planchas de acero revestido ofrecen protecci\u00f3n adicional y opciones de personalizaci\u00f3n, y se utilizan habitualmente en paneles para tejados, paneles s\u00e1ndwich y revestimientos decorativos.<\/p>\n\n\n\n<p>M\u00e1s informaci\u00f3n: <a href=\"\/es\/coated-steel-plates.html\/\" target=\"_blank\" rel=\"noopener\" title=\"\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-amber-color\">Chapas de acero revestidas<\/mark><\/strong><\/a><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Preguntas m\u00e1s frecuentes (FAQ)<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-d6b4db64028c6f5dee531e3074d4f8f3\"><strong>P1: \u00bfCu\u00e1l es la diferencia entre el espesor de la chapa galvanizada y el espesor del acero?<\/strong><br>El grosor del acero se refiere al metal base, mientras que el grosor de la chapa galvanizada incluye tanto el n\u00facleo de acero como la capa de zinc.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-590880607bc53c0ddf5fe7530d976687\"><strong>P2: \u00bfQu\u00e9 grosor debe tener el acero galvanizado para uso exterior?<\/strong><br>Para aplicaciones exteriores, se recomienda 1,0 mm o m\u00e1s, junto con un recubrimiento de zinc Z275 como m\u00ednimo para una mayor durabilidad.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-4951d220a595e9db3223745e2ce515da\"><strong>P3: \u00bfExiste una forma est\u00e1ndar de medir el grosor del acero galvanizado?<\/strong><br>S\u00ed. Los medidores de espesor no destructivos (magn\u00e9ticos o ultras\u00f3nicos) se utilizan para medir con precisi\u00f3n tanto el espesor del metal como el del revestimiento de zinc.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-d644a572ff527e0aed0996aaebbbbcd3\"><strong>P4: \u00bfCu\u00e1l es el grosor de acero galvanizado m\u00e1s com\u00fan para cubiertas?<\/strong><br>R: Normalmente entre 0,45 mm y 1,2 mm, dependiendo de la carga de viento y del c\u00f3digo de construcci\u00f3n.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-f6435e76a7d628e24789a3c31c8fde65\"><strong>P5: \u00bfEst\u00e1 incluido el revestimiento de zinc en el espesor indicado?<\/strong><br>R: Depende. Algunos fabricantes indican el grosor antes del revestimiento; acl\u00e1relo siempre.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-5995a81afb0fef16dc729fede236e1c3\"><strong>P6: \u00bfQu\u00e9 espesor tiene la chapa de acero galvanizado 1\/8?<\/strong><br>R: Aproximadamente 3,2 mm o 0,125 pulgadas.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Conclusi\u00f3n<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-f6b0edb02d55cb68492d93c742cf0691\">El derecho <strong>espesor del acero galvanizado<\/strong> es crucial para el rendimiento estructural, la rentabilidad y la durabilidad. Tanto si trabaja con <strong>espesor de chapa galvanizada<\/strong> en mil\u00edmetros o calibres, solicite siempre especificaciones claras y verifique las normas de revestimiento.<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-9ac00cf961d1ea846fe5a532228b76c6\"><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-378f5f1ae3a52b2e92eb94c5a445481b\">Para consultas al por mayor, dimensiones personalizadas o consultas t\u00e9cnicas, no dude en <a href=\"https:\/\/www.cjmsteelgroup.com\/es\/contact-us.html\/\" target=\"_blank\" rel=\"noopener\" title=\"P\u00f3ngase en contacto con nosotros\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-amber-color\">solicitar presupuesto<\/mark><\/strong><\/a>.<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-db3e2583945f0d8d52619f9a4ab7ffd7\"><strong>Correo electr\u00f3nico:&nbsp;<a href=\"mailto:info@cjmstainlesssteel.com\" target=\"_blank\" rel=\"noreferrer noopener\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-amber-color\">info@cjmstainlesssteel.com<\/mark><\/a><br>WhatsApp:&nbsp;<a href=\"http:\/\/wa.me\/8618191906640\" target=\"_blank\" rel=\"noreferrer noopener\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-amber-color\">+86 18191906640<\/mark><\/a><\/strong><\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Galvanized steel thickness is commonly specified in gauge, millimeters (mm), or inches, which can lead to confusion when sourcing materials globally. The following galvanized steel thickness chart (gauge to mm) provides a quick reference for commonly used sheet thicknesses and standard sizes. Galvanized Steel Thickness Chart (Gauge to mm) &amp; Sizes The following chart shows [&hellip;]<\/p>","protected":false},"author":1,"featured_media":7643,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"themepark_post_bcolor":"#f5f5f5","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"","themepark_post_main_p":100,"themepark_paddingblock":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-6858","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"metadata":{"_edit_lock":["1777541791:1"],"_thumbnail_id":["7643"],"_edit_last":["1"],"_aioseo_title":["Galvanized Steel Thickness &amp; Sizes Chart (Gauge, mm)"],"_aioseo_description":["View galvanized steel thickness chart (gauge to mm), standard sheet sizes, and Z275 coating thickness. 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