{"id":6764,"date":"2025-11-17T07:32:48","date_gmt":"2025-11-17T07:32:48","guid":{"rendered":"https:\/\/hingesmanufacturers.com\/?p=6764"},"modified":"2025-11-17T07:32:51","modified_gmt":"2025-11-17T07:32:51","slug":"guida-tecnica-allinstallazione-di-chiusure-a-paletta-su-porte-metalliche","status":"publish","type":"post","link":"https:\/\/hingesmanufacturers.com\/it\/blog\/technical-guide-installing-paddle-latches-on-metal-doors\/","title":{"rendered":"Guida tecnica: Installazione di chiusure a paletta su porte in metallo"},"content":{"rendered":"<p>La scelta delle chiusure a paletta giuste per una porta in lamiera non si limita alla corrispondenza delle dimensioni, ma dipende dalla struttura della porta, dal rinforzo, dalla precisione della foratura e dalla conformit\u00e0 agli standard di sicurezza. Capire come \u00e8 costruita la porta e come i diversi tipi di chiusura interagiscono con essa \u00e8 essenziale per ottenere un'installazione sicura, duratura e professionale.<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Indice dei contenuti<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Allinea la tabella dei contenuti\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/hingesmanufacturers.com\/it\/blog\/technical-guide-installing-paddle-latches-on-metal-doors\/#Understanding_Sheet-Metal_Door_Structure_and_Paddle_Latch_Compatibility\" >Comprensione della struttura delle porte in lamiera e della compatibilit\u00e0 delle chiusure a paletta<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/hingesmanufacturers.com\/it\/blog\/technical-guide-installing-paddle-latches-on-metal-doors\/#Tools_and_Materials_for_Installing_a_Paddle_Latch\" >Strumenti e materiali per l'installazione di una chiusura a paletta<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/hingesmanufacturers.com\/it\/blog\/technical-guide-installing-paddle-latches-on-metal-doors\/#Measurement_and_Positioning_Critical_Accuracy_Phase\" >Misurazione e posizionamento (fase di precisione critica)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/hingesmanufacturers.com\/it\/blog\/technical-guide-installing-paddle-latches-on-metal-doors\/#Drilling_Procedures_for_Paddle_Latch_Installation\" >Procedure di foratura per l'installazione della chiusura a paletta<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/hingesmanufacturers.com\/it\/blog\/technical-guide-installing-paddle-latches-on-metal-doors\/#Installing_the_Paddle_Latch_Assembly\" >Installazione del gruppo di chiusura a paletta<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/hingesmanufacturers.com\/it\/blog\/technical-guide-installing-paddle-latches-on-metal-doors\/#Functional_Testing_and_Safety_Validation\" >Test funzionali e convalida della sicurezza<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/hingesmanufacturers.com\/it\/blog\/technical-guide-installing-paddle-latches-on-metal-doors\/#Maintenance_Guidelines_for_Paddle_Latch_Longevity\" >Linee guida di manutenzione per la longevit\u00e0 della chiusura a paletta<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/hingesmanufacturers.com\/it\/blog\/technical-guide-installing-paddle-latches-on-metal-doors\/#Troubleshooting_Paddle_Latch_FAQ\" >Risoluzione dei problemi: FAQ Chiusura a paletta<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/hingesmanufacturers.com\/it\/blog\/technical-guide-installing-paddle-latches-on-metal-doors\/#Conclusion\" >Conclusione<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"723\" height=\"723\" src=\"https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/Sheet-Metal-Door-Cross-Section-Diagram.png\" alt=\"Diagramma della sezione trasversale della porta in lamiera\" class=\"wp-image-6765\" style=\"width:389px;height:auto\" srcset=\"https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/Sheet-Metal-Door-Cross-Section-Diagram.png 723w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/Sheet-Metal-Door-Cross-Section-Diagram-300x300.png 300w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/Sheet-Metal-Door-Cross-Section-Diagram-150x150.png 150w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/Sheet-Metal-Door-Cross-Section-Diagram-12x12.png 12w\" sizes=\"auto, (max-width: 723px) 100vw, 723px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"understanding-sheet-metal-door-structure-and-paddle-latch-compatibility\"><span class=\"ez-toc-section\" id=\"Understanding_Sheet-Metal_Door_Structure_and_Paddle_Latch_Compatibility\"><\/span><strong>Comprensione della struttura delle porte in lamiera e della compatibilit\u00e0 delle chiusure a paletta<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"sheet-metal-door-construction-basics\">Nozioni di base per la costruzione di porte in lamiera<\/h3>\n\n\n\n<p>La maggior parte delle porte in lamiera contiene i seguenti componenti:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pelli d'acciaio (0,8-1,2 mm)<\/strong><\/li>\n\n\n\n<li><strong>Nido d'ape<\/strong>, <strong>lana di roccia<\/strong>, o <strong>Nucleo in schiuma PU<\/strong><\/li>\n\n\n\n<li>Opzionale <strong>piastra di montaggio rinforzata<\/strong> (acciaio \u22483 mm)<\/li>\n<\/ul>\n\n\n\n<p>Seguono molte porte commerciali in acciaio:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/steeldoor.org\/ansi\">ANSI\/SDI-10<\/a><a href=\"https:\/\/steeldoor.org\/ansi-250-8\/\">0<\/a><\/strong> (Porte e telai in acciaio)<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/steeldoor.org\/ansi\">ANSI\/SDI-10<\/a><a href=\"https:\/\/steeldoor.org\/ansi-250-11\/\">5<\/a><\/strong> (Pratiche di installazione)<\/li>\n<\/ul>\n\n\n\n<p>Quando non esiste un rinforzo interno, gli installatori devono compensare utilizzando rivetti, distanziatori o piastre di supporto per evitare la deformazione del metallo.<\/p>\n\n\n\n<p><strong>Fattori chiave che influenzano la compatibilit\u00e0 della chiusura a paletta:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Spessore della porta (<strong>40-50 mm tipico<\/strong>)<\/li>\n\n\n\n<li>Rigidit\u00e0 del materiale del nucleo<\/li>\n\n\n\n<li>Armatura esistente<\/li>\n\n\n\n<li>Requisiti di arretramento della chiusura<\/li>\n\n\n\n<li>Spazio di perforazione richiesto<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"types-of-paddle-latches-materials-functions-durability\"><strong>Tipi di chiusure a paletta (materiali, funzioni, durata)<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"469\" src=\"https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/typical-appearances-of-paddle-latches-in-different-materials-1024x469.jpg\" alt=\"Aspetti tipici dei lacci da paddle in materiali diversi\" class=\"wp-image-6766\" srcset=\"https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/typical-appearances-of-paddle-latches-in-different-materials-1024x469.jpg 1024w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/typical-appearances-of-paddle-latches-in-different-materials-300x138.jpg 300w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/typical-appearances-of-paddle-latches-in-different-materials-768x352.jpg 768w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/typical-appearances-of-paddle-latches-in-different-materials-18x8.jpg 18w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/typical-appearances-of-paddle-latches-in-different-materials.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"plastic-paddle-latches\"><strong><a href=\"https:\/\/hingesmanufacturers.com\/it\/prodotti\/chiusure\/chiusure-a-compressione\/\">Chiusure a paletta in plastica<\/a><\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Leggero<\/li>\n\n\n\n<li>Adatto per armadi<\/li>\n\n\n\n<li><strong>Non raccomandato<\/strong> per porte in acciaio pesante<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"zinc-aluminum-alloy-paddle-latches\"><strong><a href=\"https:\/\/hingesmanufacturers.com\/it\/prodotti\/chiusure\/chiusure-a-compressione\/\">Chiusure a paletta in lega di zinco\/alluminio<\/a><\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Buon equilibrio costi-prestazioni<\/li>\n\n\n\n<li>Elettrodeposizione per la resistenza alla corrosione<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"stainless-steel-paddle-latches-304-316\"><strong><a href=\"https:\/\/hingesmanufacturers.com\/it\/prodotti\/chiusure\/chiusure-a-compressione\/\">Chiusure a paletta in acciaio inox<\/a> (304\/316)<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Di livello industriale<\/li>\n\n\n\n<li>Ideale per l'utilizzo all'esterno o ad alta frequenza<\/li>\n\n\n\n<li>Molti modelli sono conformi a <strong><a href=\"https:\/\/buildershardware.com\/ANSI-BHMA-Standards\/Hardware-Highlights\/A1562-2022-Locks-and-Latches\">ANSI\/BHMA A156.2 Grado 1<\/a><\/strong><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"locking-vs-non-locking-paddle-latches\"><strong>Chiusure a paletta bloccanti e non bloccanti<\/strong><\/h4>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"597\" src=\"https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/locking-vs-non-locking-paddle-latches-1024x597.jpg\" alt=\"chiavistelli a paletta bloccabili e non bloccabili\" class=\"wp-image-6767\" style=\"width:633px;height:auto\" srcset=\"https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/locking-vs-non-locking-paddle-latches-1024x597.jpg 1024w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/locking-vs-non-locking-paddle-latches-300x175.jpg 300w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/locking-vs-non-locking-paddle-latches-768x448.jpg 768w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/locking-vs-non-locking-paddle-latches.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Chiusura a paletta di bloccaggio<\/strong> utilizza cilindri sostituibili o integrati\n<ul class=\"wp-block-list\">\n<li>Incontri <strong>EN 1303<\/strong> (Europa) o <strong>ANSI\/BHMA A156.5<\/strong> (USA)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Chiusura a paletta non bloccante<\/strong> funziona solo come maniglia a tirare con meccanismo di chiusura<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"door-handing-left-right\"><strong>Manovra della porta (sinistra\/destra)<\/strong><\/h4>\n\n\n\n<p>Confermare il posizionamento della chiusura prima di forare, anche se molte chiusure a paletta sono reversibili.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"compatibility-checklist-before-installation\"><strong>Lista di controllo della compatibilit\u00e0 prima dell'installazione<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"door-thickness\">\u2714 <strong>Spessore della porta<\/strong><\/h4>\n\n\n\n<p>La maggior parte delle chiusure a paletta \u00e8 adatta <strong>30-50 mm<\/strong> spessore della porta. Controllare:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Proiezione del cilindro<\/li>\n\n\n\n<li>Lunghezza del mandrino<\/li>\n\n\n\n<li>Portata del bullone<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"hole-requirements\">\u2714 <strong>Requisiti del foro<\/strong><\/h4>\n\n\n\n<p>Specificare i modelli di chiusura a paletta:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Backset<\/strong>: 40 mm \/ 60 mm<\/li>\n\n\n\n<li><strong>Diametro del foro principale<\/strong>: \u00d825 mm - \u00d850 mm<\/li>\n\n\n\n<li><strong>Distanza tra i bulloni passanti<\/strong>: varia a seconda della marca<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"mounting-method\">\u2714 <strong>Metodo di montaggio<\/strong><\/h4>\n\n\n\n<p>Ideale per le porte in metallo:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"through-bolt-fastening\"><strong>Fissaggio con bulloni passanti<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Due lunghi bulloni bloccano entrambi i lati<\/li>\n\n\n\n<li>Offre una resistenza superiore<\/li>\n\n\n\n<li>Previene la distorsione del pannello<\/li>\n<\/ul>\n\n\n\n<p>Non \u00e8 raccomandato per le porte in metallo:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"spring-clip-fastening\"><strong>Chiusura con clip a molla<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Destinato a pannelli sottili per armadi<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"reinforcement-solutions\">\u2714 <strong>Soluzioni di rinforzo<\/strong><\/h4>\n\n\n\n<p>Se la porta non ha una piastra di supporto incorporata:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dadi per rivetti<\/li>\n\n\n\n<li>Rondelle antivibranti<\/li>\n\n\n\n<li>Piastre di supporto in acciaio<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"tools-and-materials-for-installing-a-paddle-latch\"><span class=\"ez-toc-section\" id=\"Tools_and_Materials_for_Installing_a_Paddle_Latch\"><\/span><strong>Strumenti e materiali per l'installazione di una chiusura a paletta<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"essential-tools\"><strong>Strumenti essenziali<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cacciaviti a croce e piatti<\/li>\n\n\n\n<li>Trapano\/avvitatore a velocit\u00e0 variabile<\/li>\n\n\n\n<li>Sega a tazza HSS o bimetallica (dimensioni 25-50 mm)<\/li>\n\n\n\n<li>Trapano a percussione per pelli metalliche spesse<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"precision-measuring-tools\"><strong>Strumenti di misura di precisione<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Metro a nastro<\/li>\n\n\n\n<li>Livella a bolla d'aria \/ livella laser<\/li>\n\n\n\n<li>Penna a vernice argentata<\/li>\n\n\n\n<li>Punzone centrale<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"materials\"><strong>I materiali<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vernice allo zinco o spray antiruggine<\/li>\n\n\n\n<li>Distanziali o rondelle<\/li>\n\n\n\n<li>Guarnizione in gomma (installazioni esterne)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"measurement-and-positioning-critical-accuracy-phase\"><span class=\"ez-toc-section\" id=\"Measurement_and_Positioning_Critical_Accuracy_Phase\"><\/span><strong>Misurazione e posizionamento (fase di precisione critica)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"standard-height-for-paddle-latches\"><strong>Altezza standard per chiusure a paletta<\/strong><\/h3>\n\n\n\n<p>Secondo le norme edilizie:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/codes.iccsafe.org\/s\/IBC2018\/chapter-10-means-of-egress\/IBC2018-Ch10-Sec1010.1.9.2\"><strong>ICC\/IBC:<\/strong> 34-48 in<\/a> (864-1219 mm)<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ada.gov\/law-and-regs\/design-standards\/\">ADA<\/a>:<\/strong> ideale a 36-40 in<\/li>\n<\/ul>\n\n\n\n<p>Installazione tipica: <strong>1 metro (39-40 pollici)<\/strong> dal pavimento finito.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"marking-the-paddle-latch-location\"><strong>Marcatura della posizione del fermo della paletta<\/strong><\/h3>\n\n\n\n<p>Passi:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Segnare l'altezza su entrambi i lati della porta<\/li>\n\n\n\n<li>Estendere la linea di livello orizzontale<\/li>\n\n\n\n<li>Misura verso l'interno per l'arretramento<\/li>\n\n\n\n<li>Contrassegnare il foro centrale<\/li>\n\n\n\n<li>Segnare i fori per i bulloni passanti superiori e inferiori<\/li>\n\n\n\n<li>Punzonatura centrale di ogni posizione<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"how-to-avoid-measurement-errors\"><strong>Come evitare gli errori di misura<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Non fidatevi dell'allineamento del telaio della porta<\/li>\n\n\n\n<li>Forare un <strong>foro pilota<\/strong> prima<\/li>\n\n\n\n<li>Trasferire i segni dall'esterno \u2192 all'interno utilizzando il foro pilota<\/li>\n\n\n\n<li>Ricontrollare entrambi i lati prima di utilizzare una sega a tazza.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"drilling-procedures-for-paddle-latch-installation\"><span class=\"ez-toc-section\" id=\"Drilling_Procedures_for_Paddle_Latch_Installation\"><\/span><strong>Procedure di foratura per l'installazione della chiusura a paletta<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"main-bore-hole-drilling\"><strong>Foratura principale<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Eseguire un foro pilota di 3 mm<\/li>\n\n\n\n<li>Montare la sega a tazza e applicare l'olio da taglio<\/li>\n\n\n\n<li>Trapano a <strong>velocit\u00e0 medio-bassa<\/strong><\/li>\n\n\n\n<li>Rallentare prima di sfondare per proteggere la pelle d'acciaio<\/li>\n<\/ol>\n\n\n\n<p>Norme di sicurezza pertinenti:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1926\">OSHA 1926 Sottoparte I<\/a><\/strong><\/li>\n\n\n\n<li><strong><a href=\"https:\/\/share.ansi.org\/Shared%20Documents\/Standards%20Action\/2017-PDFs\/SAV4836.pdf\">ANSI B7.1<\/a><\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"drilling-through-bolt-holes\"><strong>Foratura dei fori passanti<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Utilizzare una punta adeguata per la ferramenta M4\/M5<\/li>\n\n\n\n<li>Mantenere il trapano perfettamente verticale<\/li>\n\n\n\n<li>Dimensione del foro = <strong>85-90%<\/strong> del diametro esterno della vite<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"deburring-and-rust-protection\"><strong>Sbavatura e protezione dalla ruggine<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Limare i bordi ruvidi<\/li>\n\n\n\n<li>Aspirare tutti i trucioli metallici<\/li>\n\n\n\n<li>Applicare un primer ricco di zinco o uno spray antiruggine.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"installing-the-paddle-latch-assembly\"><span class=\"ez-toc-section\" id=\"Installing_the_Paddle_Latch_Assembly\"><\/span><strong>Installazione del gruppo di chiusura a paletta<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"593\" src=\"https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/Installing-the-Paddle-Latch-Assembly.png\" alt=\"Installazione del gruppo di chiusura a paletta\" class=\"wp-image-6768\" style=\"width:429px;height:auto\" srcset=\"https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/Installing-the-Paddle-Latch-Assembly.png 960w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/Installing-the-Paddle-Latch-Assembly-300x185.png 300w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/Installing-the-Paddle-Latch-Assembly-768x474.png 768w, https:\/\/hingesmanufacturers.com\/wp-content\/uploads\/2025\/11\/Installing-the-Paddle-Latch-Assembly-18x12.png 18w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"insert-exterior-paddle-latch-assembly\"><strong>Inserire il gruppo della chiusura a paletta esterna<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Inserire l'alloggiamento della paletta attraverso il foro principale<\/li>\n\n\n\n<li>Controllare l'allineamento della linguetta della chiusura<\/li>\n\n\n\n<li>Confermare la corretta consegna<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"attach-interior-assembly-tighten-through-bolts\"><strong>Fissare il gruppo interno e serrare i bulloni passanti<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Allineare il mandrino e la cordiera del cilindro<\/li>\n\n\n\n<li>Inserire i due bulloni lunghi<\/li>\n\n\n\n<li>Stringere in modo alternato<\/li>\n\n\n\n<li>Se necessario, utilizzare distanziatori per evitare la flessione.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"adjust-latch-movement-and-handle-spring\"><strong>Regolare il movimento della chiusura e la molla della maniglia<\/strong><\/h3>\n\n\n\n<p>Verificate:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Azione fluida<\/li>\n\n\n\n<li>Ritrazione pulita del chiavistello<\/li>\n\n\n\n<li>Ritorno a molla stabile<\/li>\n<\/ul>\n\n\n\n<p>Se non \u00e8 liscio:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ricentrare il corpo della chiusura<\/li>\n\n\n\n<li>Applicare una lubrificazione al silicone o alla grafite<\/li>\n\n\n\n<li>Regolare le viti di tensione (se applicabile)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"functional-testing-and-safety-validation\"><span class=\"ez-toc-section\" id=\"Functional_Testing_and_Safety_Validation\"><\/span><strong>Test funzionali e convalida della sicurezza<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"operation-testing\"><strong>Test di funzionamento<\/strong><\/h3>\n\n\n\n<p>Eseguire il ciclo della porta pi\u00f9 di 20 volte:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Movimento della pagaia fluido<\/li>\n\n\n\n<li>La chiusura si ritrae completamente<\/li>\n\n\n\n<li>La porta si chiude perfettamente<\/li>\n<\/ul>\n\n\n\n<p>Se \u00e8 necessario uno sbattimento \u2192 regolare l'apriporta.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"structural-tightness-check\"><strong>Verifica della tenuta strutturale<\/strong><\/h3>\n\n\n\n<p>Garantire:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nessuna oscillazione<\/li>\n\n\n\n<li>Nessun tintinnio<\/li>\n\n\n\n<li>Nessuna flessione del metallo<\/li>\n\n\n\n<li>Nessun allentamento delle viti<\/li>\n<\/ul>\n\n\n\n<p>Soluzioni:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Frenafiletti<\/li>\n\n\n\n<li>Viti pi\u00f9 grandi<\/li>\n\n\n\n<li>Dadi per rivetti<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"safety-fire-door-considerations\"><strong>Considerazioni sulla sicurezza e sulle porte antincendio<\/strong><\/h3>\n\n\n\n<p>Per porte tagliafuoco:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Utilizzare solo chiusure a paletta certificate per <strong><a href=\"https:\/\/www.intertek.com\/building\/standards\/ul-10c\/\">UL 10C<\/a><\/strong> o <strong><a href=\"https:\/\/standards.iteh.ai\/catalog\/standards\/cen\/968c3638-cfad-47fb-a190-8ac700fd9139\/en-1634-1-2014\">EN 1634-1<\/a><\/strong><\/li>\n\n\n\n<li>Evitare di danneggiare il nucleo resistente al fuoco<\/li>\n\n\n\n<li>Sigillare le cavit\u00e0 esposte con un sigillante antincendio.<\/li>\n<\/ul>\n\n\n\n<p>Test di usabilit\u00e0 della maniglia per:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Anziani<\/li>\n\n\n\n<li>I bambini<\/li>\n\n\n\n<li>Funzionamento a bassa forza<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"maintenance-guidelines-for-paddle-latch-longevity\"><span class=\"ez-toc-section\" id=\"Maintenance_Guidelines_for_Paddle_Latch_Longevity\"><\/span><strong>Linee guida di manutenzione per la longevit\u00e0 della chiusura a paletta<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"regular-screw-tightening\"><strong>Serraggio regolare delle viti<\/strong><\/h3>\n\n\n\n<p>Intervalli:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Porte ad alto traffico: ogni 3 mesi<\/li>\n\n\n\n<li>Residenziale: ogni 6-12 mesi<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"lubrication\"><strong>Lubrificazione<\/strong><\/h3>\n\n\n\n<p>Utilizzo:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Spray al silicone<\/li>\n\n\n\n<li>Polvere di grafite<\/li>\n<\/ul>\n\n\n\n<p>Evitare:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Olio motore<\/li>\n\n\n\n<li>Grasso convenzionale<\/li>\n\n\n\n<li>WD-40 all'interno dei cilindri<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"rust-prevention\"><strong>Prevenzione della ruggine<\/strong><\/h3>\n\n\n\n<p>Per le zone costiere\/umide:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Utilizzo <strong>Acciaio inox 316 Chiusure a paletta<\/strong><\/li>\n\n\n\n<li>Selezionare i prodotti che soddisfano <strong>EN 1670 Grado 3+<\/strong><\/li>\n\n\n\n<li>Applicare lo spray allo zinco sulle superfici forate<\/li>\n<\/ul>\n\n\n\n<p>Manutenzione in caso di freddo:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lubrificante antigelo<\/li>\n\n\n\n<li>Mantenere asciutte le sedi delle chiavette<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"troubleshooting-paddle-latch-faq\"><span class=\"ez-toc-section\" id=\"Troubleshooting_Paddle_Latch_FAQ\"><\/span><strong>Risoluzione dei problemi: FAQ Chiusura a paletta<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"why-is-the-paddle-latch-handle-loose\"><strong>Perch\u00e9 la maniglia della chiusura a paletta \u00e8 allentata?<\/strong><\/h3>\n\n\n\n<p><strong>Cause:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vite di arresto allentata<\/li>\n\n\n\n<li>Mandrino usurato<\/li>\n<\/ul>\n\n\n\n<p><strong>Correggere:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Riavvitare la vite + applicare il frenafiletti<\/li>\n\n\n\n<li>Sostituire il mandrino<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"latch-does-not-return-properly\"><strong>La chiusura non rientra correttamente<\/strong><\/h3>\n\n\n\n<p><strong>Cause:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Deformazione della molla<\/li>\n\n\n\n<li>Disallineamento della chiusura<\/li>\n<\/ul>\n\n\n\n<p><strong>Correggere:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ricentrare la chiusura<\/li>\n\n\n\n<li>Lubrificare<\/li>\n\n\n\n<li>Sostituire la molla<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"noise-during-opening-closing\"><strong>Rumore durante l'apertura\/chiusura<\/strong><\/h3>\n\n\n\n<p><strong>Cause:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cerniere a secco<\/li>\n\n\n\n<li>Attrito metallico interno<\/li>\n<\/ul>\n\n\n\n<p><strong>Correggere:<\/strong> <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lubrificare le cerniere<\/li>\n\n\n\n<li>Lubrificare il meccanismo di chiusura<\/li>\n\n\n\n<li>Serrare tutte le viti<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusione<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Un'installazione corretta <strong>Chiusura a paletta<\/strong> garantisce la durata, la sicurezza di funzionamento e la fluidit\u00e0 di utilizzo di qualsiasi porta in lamiera. Seguendo le procedure e gli standard tecnici qui indicati, tra cui <strong>ANSI\/BHMA<\/strong>, <strong>ICC\/IBC<\/strong>, <strong>ADA<\/strong>, <strong>UL<\/strong>, e <strong>IT<\/strong>-Gli installatori possono ottenere risultati di livello professionale adatti ad applicazioni industriali, commerciali o residenziali.<\/p>\n\n\n\n<p>Una manutenzione regolare e un'installazione corretta sono la chiave per ottenere prestazioni affidabili a lungo termine.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Choosing the right paddle latches for a sheet-metal door requires more than matching sizes\u2014it depends on door structure, reinforcement, drilling accuracy, and compliance with safety standards. Understanding how the door is built and how different latch types interact with it is essential to achieving a secure, durable, and professional installation. Understanding Sheet-Metal Door Structure and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6766,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-6764","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Technical Guide: Installing Paddle Latches on Metal Doors - HTAN<\/title>\n<meta name=\"description\" content=\"Learn how to choose, drill, and install paddle latches on sheet-metal doors with proper standards, tools, measurements, and safety tips.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hingesmanufacturers.com\/it\/blog\/guida-tecnica-allinstallazione-di-chiusure-a-paletta-su-porte-metalliche\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Technical Guide: Installing Paddle Latches on Metal Doors - 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