{"id":6615,"date":"2026-04-08T18:42:07","date_gmt":"2026-04-08T16:42:07","guid":{"rendered":"https:\/\/www.dueemmesidol.it\/?page_id=6615"},"modified":"2026-09-18T10:52:51","modified_gmt":"2026-09-18T08:52:51","slug":"guida-ai-materiali-dei-dispositivi-di-fissaggio-acciaio-acciaio-inossidabile-duplex-ottone","status":"publish","type":"page","link":"https:\/\/www.dueemmesidol.it\/it\/fastener-materials-guide-steel-stainless-duplex-brass\/","title":{"rendered":"Guida ai Materiali per Viteria | Acciaio, Inox, Duplex, Ottone"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"6615\" class=\"elementor elementor-6615\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-14149eb e-con-full e-flex e-con e-parent\" data-id=\"14149eb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-759099c elementor-widget elementor-widget-html\" data-id=\"759099c\" 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class=\"ds-internal-hero\"><div class=\"ds-shell\"><p class=\"ds-eyebrow\"><span lang=\"en\" data-no-translation>TECHNICAL GUIDE \u00b7 MATERIALS<\/span><span lang=\"it\" data-no-translation>GUIDA TECNICA \u00b7 MATERIALI<\/span><\/p><h1><span lang=\"en\" data-no-translation>Fastener materials, grades and property classes<\/span><span lang=\"it\" data-no-translation>Materiali, gradi e classi di resistenza<\/span><\/h1><p><span lang=\"en\" data-no-translation>A practical guide to specify industrial fasteners: steel, stainless steel, duplex, brass and nickel alloys.<\/span><span lang=\"it\" data-no-translation>Una guida pratica per definire i fissaggi industriali: acciaio, inox, duplex, ottone e leghe di nichel.<\/span><\/p><div class=\"ds-actions\"><a class=\"ds-btn\" href=\"#materials\"><span lang=\"en\" data-no-translation>Explore the references<\/span><span lang=\"it\" data-no-translation>Consulta i riferimenti<\/span><\/a><\/div><\/div><\/section><section class=\"ds-section\"><div class=\"ds-shell\"><header class=\"ds-section-head\"><h2><span lang=\"en\" data-no-translation>Three specifications to keep distinct<\/span><span lang=\"it\" data-no-translation>Tre specifiche da distinguere<\/span><\/h2><\/header><div class=\"ds-grid\"><article class=\"ds-card\"><h3><span lang=\"en\" data-no-translation>Material grade<\/span><span lang=\"it\" data-no-translation>Grado del materiale<\/span><\/h3><p><span lang=\"en\" data-no-translation>Defines the material designation and its applicable composition requirements.<\/span><span lang=\"it\" data-no-translation>Definisce la designazione del materiale e i requisiti di composizione applicabili.<\/span><\/p><\/article><article class=\"ds-card\"><h3><span lang=\"en\" data-no-translation>Property class<\/span><span lang=\"it\" data-no-translation>Classe di resistenza<\/span><\/h3><p><span lang=\"en\" data-no-translation>Describes mechanical requirements within a specific fastener standard.<\/span><span lang=\"it\" data-no-translation>Descrive i requisiti meccanici nell\u2019ambito di una specifica norma per elementi di fissaggio.<\/span><\/p><\/article><article class=\"ds-card\"><h3><span lang=\"en\" data-no-translation>Product standard<\/span><span lang=\"it\" data-no-translation>Norma di prodotto<\/span><\/h3><p><span lang=\"en\" data-no-translation>Defines the product requirements, dimensions and applicable tolerances.<\/span><span lang=\"it\" data-no-translation>Definisce requisiti del prodotto, dimensioni e tolleranze applicabili.<\/span><\/p><\/article><\/div><\/div><\/section><section class=\"ds-section ds-soft\" id=\"materials\"><div class=\"ds-shell\"><header class=\"ds-section-head\"><h2><span lang=\"en\" data-no-translation>Find a grade or material family<\/span><span lang=\"it\" data-no-translation>Cerca un grado o una famiglia di materiali<\/span><\/h2><p><span lang=\"en\" data-no-translation>These references are not an equivalence table. Mechanical properties depend on the full specification, dimensions and product condition. Confirm design values from the applicable standard and inspection documentation.<\/span><span lang=\"it\" data-no-translation>Questi riferimenti non costituiscono una tabella di equivalenza. Le caratteristiche meccaniche dipendono dalla specifica completa, dalle dimensioni e dallo stato del prodotto. Verifica i valori di progetto nella norma applicabile e nella documentazione di controllo.<\/span><\/p><\/header><div class=\"ds-filters\"><div><label for=\"ds-mat-search\"><span lang=\"en\" data-no-translation>Search reference or material<\/span><span lang=\"it\" data-no-translation>Cerca riferimento o materiale<\/span><\/label><input id=\"ds-mat-search\" type=\"search\"><\/div><div><label for=\"ds-mat-standard\"><span lang=\"en\" data-no-translation>Reference system<\/span><span lang=\"it\" data-no-translation>Sistema di riferimento<\/span><\/label><select id=\"ds-mat-standard\"><option value=\"all\">ASTM \u00b7 SAE \u00b7 ISO \u00b7 Special<\/option><option>ASTM<\/option><option>SAE<\/option><option>ISO<\/option><option>Special<\/option><\/select><\/div><button class=\"ds-btn ds-btn-outline\" id=\"ds-mat-reset\" type=\"button\"><span lang=\"en\" data-no-translation>Reset<\/span><span lang=\"it\" data-no-translation>Azzera filtri<\/span><\/button><\/div><p class=\"ds-count\" aria-live=\"polite\" id=\"ds-mat-count\">22 <span lang=\"en\" data-no-translation>references<\/span><span lang=\"it\" data-no-translation>riferimenti<\/span><\/p><div class=\"ds-table-wrap\" tabindex=\"0\" role=\"region\" aria-labelledby=\"ds-mat-caption\"><table><caption id=\"ds-mat-caption\"><span lang=\"en\" data-no-translation>Material and grade reference guide \u2014 scroll horizontally on small screens<\/span><span lang=\"it\" data-no-translation>Guida ai materiali e ai gradi \u2014 scorri orizzontalmente sugli schermi piccoli<\/span><\/caption><thead><tr><th scope=\"col\"><span lang=\"en\" data-no-translation>Reference<\/span><span lang=\"it\" data-no-translation>Riferimento<\/span><\/th><th scope=\"col\"><span lang=\"en\" data-no-translation>System<\/span><span lang=\"it\" data-no-translation>Sistema<\/span><\/th><th scope=\"col\"><span lang=\"en\" data-no-translation>Material family<\/span><span lang=\"it\" data-no-translation>Famiglia<\/span><\/th><th scope=\"col\"><span lang=\"en\" data-no-translation>What to specify<\/span><span lang=\"it\" data-no-translation>Cosa specificare<\/span><\/th><\/tr><\/thead><tbody><tr data-system=\"SAE\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">Grade 1<\/th><td>SAE<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Specify SAE standard, diameter and product type.<\/span><span lang=\"it\" data-no-translation>Specifica norma SAE, diametro e tipo di prodotto.<\/span><\/td><\/tr><tr data-system=\"ASTM\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">A307 A\/B<\/th><td>ASTM<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Specify grade A or B; do not merge their requirements.<\/span><span lang=\"it\" data-no-translation>Specifica il grado A o B: i requisiti sono distinti.<\/span><\/td><\/tr><tr data-system=\"SAE\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">Grade 2<\/th><td>SAE<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Requirements depend on product size and specification.<\/span><span lang=\"it\" data-no-translation>I requisiti dipendono da dimensione e specifica.<\/span><\/td><\/tr><tr data-system=\"SAE\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">Grade 5<\/th><td>SAE<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Confirm heat treatment and mechanical requirements.<\/span><span lang=\"it\" data-no-translation>Conferma trattamento termico e requisiti meccanici.<\/span><\/td><\/tr><tr data-system=\"SAE\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">Grade 8<\/th><td>SAE<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Not automatically interchangeable with ISO classes.<\/span><span lang=\"it\" data-no-translation>Non \u00e8 automaticamente intercambiabile con le classi ISO.<\/span><\/td><\/tr><tr data-system=\"ASTM\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">B7<\/th><td>ASTM<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>State the applicable specification, dimensions and service conditions.<\/span><span lang=\"it\" data-no-translation>Indica specifica applicabile, dimensioni e condizioni di servizio.<\/span><\/td><\/tr><tr data-system=\"ASTM\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">B16<\/th><td>ASTM<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Evaluate the design temperature against the applicable specification.<\/span><span lang=\"it\" data-no-translation>Valuta la temperatura di progetto rispetto alla specifica applicabile.<\/span><\/td><\/tr><tr data-system=\"ASTM\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">B8<\/th><td>ASTM<\/td><td><span lang=\"en\" data-no-translation>Stainless<\/span><span lang=\"it\" data-no-translation>Inox<\/span><\/td><td><span lang=\"en\" data-no-translation>Include class, condition and dimensions, not just the grade.<\/span><span lang=\"it\" data-no-translation>Indica classe, stato e dimensioni, oltre al grado.<\/span><\/td><\/tr><tr data-system=\"ASTM\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">B8M<\/th><td>ASTM<\/td><td><span lang=\"en\" data-no-translation>Stainless<\/span><span lang=\"it\" data-no-translation>Inox<\/span><\/td><td><span lang=\"en\" data-no-translation>Include class, condition and environmental requirements.<\/span><span lang=\"it\" data-no-translation>Indica classe, stato e requisiti ambientali.<\/span><\/td><\/tr><tr data-system=\"ASTM\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">A325<\/th><td>ASTM<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Structural grade covered by ASTM F3125; verify the specified edition.<\/span><span lang=\"it\" data-no-translation>Grado strutturale incluso in ASTM F3125: verifica l\u2019edizione richiesta.<\/span><\/td><\/tr><tr data-system=\"ASTM\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">A490<\/th><td>ASTM<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Structural grade covered by ASTM F3125; confirm coating compatibility.<\/span><span lang=\"it\" data-no-translation>Grado strutturale incluso in ASTM F3125: verifica la compatibilit\u00e0 del rivestimento.<\/span><\/td><\/tr><tr data-system=\"ASTM\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">L7<\/th><td>ASTM<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Specify low-temperature and impact-test requirements.<\/span><span lang=\"it\" data-no-translation>Specifica requisiti a bassa temperatura e prove di resilienza.<\/span><\/td><\/tr><tr data-system=\"ASTM\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">L43<\/th><td>ASTM<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Confirm impact testing and the applicable dimensional range.<\/span><span lang=\"it\" data-no-translation>Conferma prove di resilienza e campo dimensionale applicabile.<\/span><\/td><\/tr><tr data-system=\"ISO\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">8.8<\/th><td>ISO<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Property class, not a steel grade; verify ISO 898-1 applicability.<\/span><span lang=\"it\" data-no-translation>Classe di resistenza, non grado di acciaio: verifica l\u2019applicabilit\u00e0 di ISO 898-1.<\/span><\/td><\/tr><tr data-system=\"ISO\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">10.9<\/th><td>ISO<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Distinguish nominal designation from specified minimum properties.<\/span><span lang=\"it\" data-no-translation>Distingui designazione nominale e caratteristiche minime prescritte.<\/span><\/td><\/tr><tr data-system=\"ISO\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">12.9<\/th><td>ISO<\/td><td><span lang=\"en\" data-no-translation>Steel<\/span><span lang=\"it\" data-no-translation>Acciaio<\/span><\/td><td><span lang=\"en\" data-no-translation>Evaluate the joint and coating process for this property class.<\/span><span lang=\"it\" data-no-translation>Valuta giunzione e processo di rivestimento per questa classe di resistenza.<\/span><\/td><\/tr><tr data-system=\"ISO\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">A2-70<\/th><td>ISO<\/td><td><span lang=\"en\" data-no-translation>Stainless<\/span><span lang=\"it\" data-no-translation>Inox<\/span><\/td><td><span lang=\"en\" data-no-translation>A2 identifies the stainless grade; 70 identifies the property class.<\/span><span lang=\"it\" data-no-translation>A2 identifica il grado inox; 70 identifica la classe di resistenza.<\/span><\/td><\/tr><tr data-system=\"ISO\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">A4-80<\/th><td>ISO<\/td><td><span lang=\"en\" data-no-translation>Stainless<\/span><span lang=\"it\" data-no-translation>Inox<\/span><\/td><td><span lang=\"en\" data-no-translation>A4 identifies the stainless grade; 80 identifies the property class.<\/span><span lang=\"it\" data-no-translation>A4 identifica il grado inox; 80 identifica la classe di resistenza.<\/span><\/td><\/tr><tr data-system=\"Special\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">Duplex<\/th><td>Special<\/td><td>Duplex<\/td><td><span lang=\"en\" data-no-translation>Specify the exact grade, product condition and service environment.<\/span><span lang=\"it\" data-no-translation>Specifica grado preciso, stato del prodotto e ambiente di servizio.<\/span><\/td><\/tr><tr data-system=\"Special\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">Super Duplex<\/th><td>Special<\/td><td>Duplex<\/td><td><span lang=\"en\" data-no-translation>A material family, not a universal strength or corrosion rating.<\/span><span lang=\"it\" data-no-translation>Una famiglia di materiali, non una classe universale di resistenza o corrosione.<\/span><\/td><\/tr><tr data-system=\"Special\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\"><span lang=\"en\" data-no-translation>Brass<\/span><span lang=\"it\" data-no-translation>Ottone<\/span><\/th><td>Special<\/td><td><span lang=\"en\" data-no-translation>Non-ferrous<\/span><span lang=\"it\" data-no-translation>Non ferrosi<\/span><\/td><td><span lang=\"en\" data-no-translation>Specify alloy, condition and application requirements.<\/span><span lang=\"it\" data-no-translation>Specifica lega, stato e requisiti dell\u2019applicazione.<\/span><\/td><\/tr><tr data-system=\"Special\"><th scope=\"row\" style=\"background:transparent;color:#1c2327\">INCONEL\u00ae<\/th><td>Special<\/td><td><span lang=\"en\" data-no-translation>Nickel alloys<\/span><span lang=\"it\" data-no-translation>Leghe di nichel<\/span><\/td><td><span lang=\"en\" data-no-translation>Identify the exact alloy and condition; the trade name alone is insufficient.<\/span><span lang=\"it\" data-no-translation>Identifica lega precisa e stato: il solo nome commerciale non \u00e8 sufficiente.<\/span><\/td><\/tr><\/tbody><\/table><\/div><p id=\"ds-mat-empty\" hidden><span lang=\"en\" data-no-translation>No matching references. Try a different term or reset the filters.<\/span><span lang=\"it\" data-no-translation>Nessun riferimento corrispondente. Prova un altro termine o azzera i filtri.<\/span><\/p><\/div><\/section><section class=\"ds-section\"><div class=\"ds-shell\"><header class=\"ds-section-head\"><h2><span lang=\"en\" data-no-translation>Specify the operating environment<\/span><span lang=\"it\" data-no-translation>Definisci l\u2019ambiente di impiego<\/span><\/h2><p><span lang=\"en\" data-no-translation>Temperature, chemicals, chlorides, contact with other metals and cleaning conditions affect material selection. A generic label such as \u201cmarine\u201d or \u201chigh temperature\u201d is not a complete specification.<\/span><span lang=\"it\" data-no-translation>Temperatura, sostanze chimiche, cloruri, contatto con altri metalli e condizioni di pulizia influenzano la scelta del materiale. Indicazioni generiche come \u201cmarino\u201d o \u201calta temperatura\u201d non sono una specifica completa.<\/span><\/p><\/header><div class=\"ds-grid\"><article class=\"ds-card\"><h3><span lang=\"en\" data-no-translation>Mechanical requirements<\/span><span lang=\"it\" data-no-translation>Requisiti meccanici<\/span><\/h3><p><span lang=\"en\" data-no-translation>Define loads, fatigue conditions, dimensions and the required property class.<\/span><span lang=\"it\" data-no-translation>Definisci carichi, condizioni di fatica, dimensioni e classe di resistenza richiesta.<\/span><\/p><\/article><article class=\"ds-card\"><h3><span lang=\"en\" data-no-translation>Corrosion and surface treatment<\/span><span lang=\"it\" data-no-translation>Corrosione e trattamento superficiale<\/span><\/h3><p><span lang=\"en\" data-no-translation>Evaluate the material together with its coating, mating materials and actual exposure.<\/span><span lang=\"it\" data-no-translation>Valuta il materiale insieme a rivestimento, materiali accoppiati ed esposizione reale.<\/span><\/p><\/article><article class=\"ds-card\"><h3><span lang=\"en\" data-no-translation>Traceability and documentation<\/span><span lang=\"it\" data-no-translation>Tracciabilit\u00e0 e documentazione<\/span><\/h3><p><span lang=\"en\" data-no-translation>Include required inspection documents, tests and batch identification in the enquiry.<\/span><span lang=\"it\" data-no-translation>Indica nella richiesta documenti di controllo, prove e identificazione dei lotti necessari.<\/span><\/p><\/article><\/div><p class=\"ds-ref\"><span lang=\"en\" data-no-translation>Technical references:<\/span><span lang=\"it\" data-no-translation>Riferimenti tecnici:<\/span> <a href=\"https:\/\/www.iso.org\/standard\/70045.html\" target=\"_blank\" rel=\"noopener\">ISO 3506-1<\/a> \u00b7 <a href=\"https:\/\/store.astm.org\/f3125_f3125m-15a.html\" target=\"_blank\" rel=\"noopener\">ASTM F3125 \u2014 <span lang=\"en\" data-no-translation>consolidation of structural grades<\/span><span lang=\"it\" data-no-translation>consolidamento dei gradi strutturali<\/span><\/a> \u00b7 <a href=\"https:\/\/www.outokumpu.com\/en\/duplex-grades\" target=\"_blank\" rel=\"noopener\"><span lang=\"en\" data-no-translation>Outokumpu: duplex grades<\/span><span lang=\"it\" data-no-translation>Outokumpu: gradi duplex<\/span><\/a><\/p><\/div><\/section><section class=\"ds-final\"><div class=\"ds-shell\"><h2><span lang=\"en\" data-no-translation>Turn the material requirement into a clear enquiry<\/span><span lang=\"it\" data-no-translation>Trasforma il requisito del materiale in una richiesta chiara<\/span><\/h2><p><span lang=\"en\" data-no-translation>Send the drawing, specification, quantities and service conditions.<\/span><span lang=\"it\" data-no-translation>Invia disegno, specifica, quantit\u00e0 e condizioni di impiego.<\/span><\/p><div class=\"ds-actions\"><a class=\"ds-btn\" data-lang=\"en\" href=\"\/request-technical-quotation\/\">Send your drawing \/ Request a quote<\/a><a class=\"ds-btn\" data-lang=\"it\" href=\"\/it\/richiedere-un-preventivo-tecnico\/\">Invia il disegno \/ Richiedi un\u2019offerta<\/a><\/div><\/div><\/section><\/div><script>(()=>{const r=document.querySelector('.ds-materials-guide');if(!r)return;const q=r.querySelector('#ds-mat-search'),s=r.querySelector('#ds-mat-standard'),rows=[...r.querySelectorAll('tbody tr')],count=r.querySelector('#ds-mat-count');function filter(){let n=0;const term=q.value.toLocaleLowerCase();rows.forEach(row=>{const show=(s.value==='all'||row.dataset.system===s.value)&&row.textContent.toLocaleLowerCase().includes(term);row.hidden=!show;if(show)n++});count.textContent=n+(document.documentElement.lang.startsWith('it')?(n===1?' riferimento':' riferimenti'):(n===1?' reference':' references'));r.querySelector('#ds-mat-empty').hidden=n>0;}q.addEventListener('input',filter);s.addEventListener('change',filter);r.querySelector('#ds-mat-reset').addEventListener('click',()=>{q.value='';s.value='all';filter()});filter()})();<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>TECHNICAL GUIDE \u00b7 MATERIALSGUIDA TECNICA \u00b7 MATERIALI Fastener materials, grades and property classesMateriali, gradi e classi di resistenza A practical guide to specify industrial fasteners: steel, stainless steel, duplex, brass and nickel alloys.Una guida pratica per definire i fissaggi industriali: acciaio, inox, duplex, ottone e leghe di nichel. Explore the referencesConsulta i riferimenti Three specifications [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-6615","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Fastener Materials Guide | Steel, Stainless, Duplex, Brass - Dueemme Sidol<\/title>\n<meta name=\"description\" content=\"Fastener materials guide: carbon steel, alloy and stainless steel, duplex and brass for industrial applications | dueemme sidol |\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.dueemmesidol.it\/it\/guida-ai-materiali-dei-dispositivi-di-fissaggio-acciaio-acciaio-inossidabile-duplex-ottone\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fastener Materials Guide | Steel, Stainless, Duplex, Brass\" \/>\n<meta property=\"og:description\" content=\"Fastener materials guide: carbon steel, alloy and stainless steel, duplex and brass for industrial applications | dueemme sidol |\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.dueemmesidol.it\/it\/guida-ai-materiali-dei-dispositivi-di-fissaggio-acciaio-acciaio-inossidabile-duplex-ottone\/\" \/>\n<meta property=\"og:site_name\" content=\"Dueemme Sidol\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-18T08:52:51+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Tempo di lettura stimato\" \/>\n\t<meta name=\"twitter:data1\" content=\"6 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.dueemmesidol.it\\\/fastener-materials-guide-steel-stainless-duplex-brass\\\/\",\"url\":\"https:\\\/\\\/www.dueemmesidol.it\\\/fastener-materials-guide-steel-stainless-duplex-brass\\\/\",\"name\":\"Fastener Materials Guide | Steel, Stainless, Duplex, Brass - Dueemme Sidol\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.dueemmesidol.it\\\/#website\"},\"datePublished\":\"2026-04-08T16:42:07+00:00\",\"dateModified\":\"2026-09-18T08:52:51+00:00\",\"description\":\"Fastener materials guide: carbon steel, alloy and stainless steel, duplex and brass for industrial applications | dueemme sidol |\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.dueemmesidol.it\\\/fastener-materials-guide-steel-stainless-duplex-brass\\\/#breadcrumb\"},\"inLanguage\":\"it-IT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.dueemmesidol.it\\\/fastener-materials-guide-steel-stainless-duplex-brass\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.dueemmesidol.it\\\/fastener-materials-guide-steel-stainless-duplex-brass\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.dueemmesidol.it\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Fastener Materials Guide | Steel, Stainless, Duplex, Brass\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.dueemmesidol.it\\\/#website\",\"url\":\"https:\\\/\\\/www.dueemmesidol.it\\\/\",\"name\":\"Dueemme Sidol\",\"description\":\"Viteria e Bulloneria\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.dueemmesidol.it\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.dueemmesidol.it\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"it-IT\"},{\"@type\":[\"Organization\",\"Place\"],\"@id\":\"https:\\\/\\\/www.dueemmesidol.it\\\/#organization\",\"name\":\"Dueemme Sidol S.r.l.\",\"alternateName\":\"Dueemme Sidol\",\"url\":\"https:\\\/\\\/www.dueemmesidol.it\\\/\",\"logo\":{\"@id\":\"https:\\\/\\\/www.dueemmesidol.it\\\/fastener-materials-guide-steel-stainless-duplex-brass\\\/#local-main-organization-logo\"},\"image\":{\"@id\":\"https:\\\/\\\/www.dueemmesidol.it\\\/fastener-materials-guide-steel-stainless-duplex-brass\\\/#local-main-organization-logo\"},\"description\":\"Dueemme Sidol S.r.l. fornisce viteria, bulloneria e fissaggi industriali, componenti in acciaio inossidabile e particolari su disegno per aziende industriali e OEM. 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