{"id":1325,"date":"2025-04-25T02:17:18","date_gmt":"2025-04-25T02:17:18","guid":{"rendered":"https:\/\/www.desopipe.com\/?p=1325"},"modified":"2025-05-30T08:36:27","modified_gmt":"2025-05-30T08:36:27","slug":"brass-threads-taper-vs-parallel","status":"publish","type":"post","link":"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/","title":{"rendered":"Capire le filettature dei raccordi in ottone: filettature coniche vs. parallele"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 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\">Sommario<\/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=\"Attiva\/disattiva la tabella dei contenuti\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Attiva\/disattiva<\/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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#What_Are_Brass_Fitting_Threads\" >Cosa sono le filettature dei raccordi in ottone?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Tapered_Threads_Built_for_Pressure_Sealing\" >Filettature coniche: progettate per la tenuta a pressione<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#What_Is_a_Tapered_Thread\" >Che cosa \u00e8 una filettatura conica?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#How_Tapered_Threads_Seal\" >Come sigillano le filettature coniche<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Why_Use_Tapered_Threads\" >Perch\u00e9 utilizzare filettature coniche?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Common_Standards\" >Standard comuni<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Parallel_Threads_Easy_to_Install_and_Reuse\" >Thread paralleli: facili da installare e riutilizzare<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#What_Is_a_Parallel_Thread\" >Che cosa \u00e8 un thread parallelo?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#How_Parallel_Threads_Seal\" >Come sigillano i fili paralleli<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Where_to_Use_Parallel_Threads\" >Dove utilizzare i thread paralleli<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Common_Standards-2\" >Standard comuni<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Straight_Thread_vs_Tapered_Thread_Key_Differences\" >Filettatura dritta vs. filettatura conica: differenze principali<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Types_of_Brass_Fittings_and_Where_Thread_Design_Matters\" >Tipi di raccordi in ottone e dove il design della filettatura \u00e8 importante<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Choosing_the_Right_Thread_Type_for_Your_System\" >Scegliere il tipo di filettatura giusto per il tuo sistema<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Frequently_Asked_Questions_FAQ\" >Domande frequenti (FAQ)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/#Conclusion_Get_Threaded_Brass_Pipe_Fittings_That_Work\" >Conclusione: procurati raccordi per tubi in ottone filettati che funzionano<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Quando si lavora con un tubo filettato in ottone, comprendere la differenza tra filettature coniche e parallele non \u00e8 solo utile, ma anche essenziale. Questi tipi di filettatura influenzano la tenuta dei raccordi, la pressione che possono sopportare e i metodi di tenuta richiesti. In questa guida, spiegheremo tutto ci\u00f2 che devi sapere sulle filettature dei raccordi in ottone, sul funzionamento delle filettature coniche e parallele e su come scegliere quella giusta per il tuo sistema.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Are_Brass_Fitting_Threads\"><\/span><strong>Cosa sono le filettature dei raccordi in ottone?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le filettature dei raccordi in ottone sono delle creste a forma di vite formate sulle estremit\u00e0 di tubi o raccordi. Consentono di unire saldamente i componenti. Queste filettature si trovano pi\u00f9 comunemente nell&#039;idraulica. <a href=\"https:\/\/www.desopipe.com\/it\/blog\/product-use-cases\/ppr-pipes-in-hvac-efficiency-durability\/\" target=\"_blank\" rel=\"noreferrer noopener\">Riscaldamento, ventilazione e condizionamento (HVAC)<\/a>, sistemi di tubazioni idraulici e industriali. Le filettature non servono solo a tenere i componenti in posizione: aiutano anche a prevenire le perdite, soprattutto sotto pressione.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esistono due tipi principali: filettatura conica e filettatura parallela. Capire come ciascuna di esse sigilla, supporta la pressione e si integra nel sistema contribuir\u00e0 a garantire affidabilit\u00e0, sicurezza ed efficienza.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"780\" height=\"445\" src=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/04\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads-2.webp\" alt=\"Capire le filettature dei raccordi in ottone: filettature coniche e parallele-2\" class=\"wp-image-1328\" style=\"width:675px;height:auto\" srcset=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/04\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads-2.webp 780w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/04\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads-2-500x285.webp 500w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/04\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads-2-300x171.webp 300w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/04\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads-2-768x438.webp 768w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/04\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads-2-18x10.webp 18w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/04\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads-2-131x75.webp 131w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/04\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads-2-480x274.webp 480w\" sizes=\"auto, (max-width:767px) 480px, (max-width:780px) 100vw, 780px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tapered_Threads_Built_for_Pressure_Sealing\"><\/span><strong>Filettature coniche: progettate per la tenuta a pressione<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_a_Tapered_Thread\"><\/span><strong>Che cosa \u00e8 una filettatura conica?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Una filettatura conica presenta una forma leggermente conica. Il diametro diminuisce gradualmente lungo la lunghezza della filettatura. Questa conicit\u00e0 della filettatura per tubi garantisce che pi\u00f9 la filettatura viene serrata, maggiore sar\u00e0 la tenuta.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Tapered_Threads_Seal\"><\/span><strong>Come sigillano le filettature coniche<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le filettature coniche garantiscono la tenuta grazie al contatto metallo su metallo. Avvitando le filettature maschio e femmina, si incastrano l&#039;una nell&#039;altra, creando una tenuta stagna senza bisogno di guarnizioni o O-ring, in molti casi.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Use_Tapered_Threads\"><\/span><strong>Perch\u00e9 utilizzare filettature coniche?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le filettature coniche sono preferite per i sistemi ad alta pressione. La compressione tra le filettature crea una giunzione a tenuta stagna che diventa pi\u00f9 resistente all&#039;aumentare della pressione. Ecco perch\u00e9 le filettature coniche sono utilizzate nelle applicazioni di trasporto di gas, fluidi e oleodinamica.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Standards\"><\/span><strong>Standard comuni<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>NPT (filettatura nazionale per tubi)<\/strong>: Pi\u00f9 comune nel Nord America.<\/li>\n\n\n\n<li><strong>BSPT (British Standard Pipe Taper)<\/strong>: Popolare in Europa, Asia e Australia.<\/li>\n\n\n\n<li><strong>Filettature coniche ISO<\/strong>: Utilizzato in tutto il mondo dai produttori di raccordi in ottone conformi allo standard ISO.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Parallel_Threads_Easy_to_Install_and_Reuse\"><\/span><strong>Thread paralleli: facili da installare e riutilizzare<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_a_Parallel_Thread\"><\/span><strong>Che cosa \u00e8 un thread parallelo?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le filettature parallele, dette anche filettature dritte, hanno un diametro costante lungo tutta la loro lunghezza. Non si incastrano tra loro come le filettature coniche. Si affidano invece a componenti di tenuta per prevenire le perdite.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Parallel_Threads_Seal\"><\/span><strong>Come sigillano i fili paralleli<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Poich\u00e9 non c&#039;\u00e8 azione di cuneo, le filettature parallele necessitano di elementi di tenuta aggiuntivi come:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>O-ring<\/li>\n\n\n\n<li>Guarnizioni<\/li>\n\n\n\n<li>Rondelle piatte&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Questi componenti vengono compressi tra le superfici di accoppiamento per formare una tenuta.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Where_to_Use_Parallel_Threads\"><\/span><strong>Dove utilizzare i thread paralleli<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le filettature parallele sono pi\u00f9 adatte per sistemi che richiedono frequenti smontaggi o che operano a pressione moderata. Poich\u00e9 i raccordi non sono compressi in modo permanente, possono essere riutilizzati pi\u00f9 facilmente rispetto alle filettature coniche.<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  \n  <title>Prodotto in evidenza<\/title>\n  <style>\n    .hero-card {\n      display: flex;\n      flex-wrap: wrap;\n      align-items: center;\n      background: #f7f8fa;\n      border-radius: 16px;\n      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n      padding: 24px;\n      max-width: 900px;\n      margin: 40px auto;\n      font-family: Arial, sans-serif;\n      text-decoration: none;\n      color: inherit;\n font-family: 'Poppins';\n    }\n\n    .hero-image {\n      width: 220px;\n      height: auto;\n      border-radius: 12px;\n      object-fit: cover;\n      flex-shrink: 0;\n    }\n\n    .hero-content {\n      padding-left: 24px;\n      flex: 1;\n      min-width: 260px;\n    }\n\n    .hero-title {\n      font-size: 1.6rem;\n      font-weight: bold;\n      margin-bottom: 12px;\n      color: #222;\n      font-family: 'Poppins',\n    }\n\n    .hero-description {\n      font-size: 1rem;\n      color: #555;\n      margin-bottom: 18px;\n    }\n\n    .hero-link {\n      display: inline-block;\n      padding: 10px 20px;\n      background-color: #0066cc;\n      color: #fff;\n      text-decoration: none;\n      border-radius: 8px;\n      font-weight: bold;\n      transition: background 0.2s ease-in-out;\n    }\n\n    .hero-link:hover {\n      background-color: #004c99;\n    }\n\n    @media (max-width: 640px) {\n      .hero-card {\n        flex-direction: column;\n        text-align: center;\n      }\n\n      .hero-content {\n        padding-left: 0;\n        padding-top: 20px;\n      }\n\n      .hero-image {\n        width: 100%;\n        max-width: 280px;\n      }\n    }\n  <\/style>\n<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.desopipe.com\/it\/product\/male-threaded-coupling\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"http:\/\/desopipe.com\/wp-content\/uploads\/2025\/03\/Male-Threaded-Coupling.jpg\" alt=\"Raccordo filettato maschio\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">Raccordo filettato maschio<\/div>\n    <div class=\"hero-description\">\nQuesti raccordi sono noti per la loro eccellente durevolezza, resistenza alla corrosione e capacit\u00e0 di sopportare alte temperature.<\/div>\n    <span class=\"hero-link\">Visualizza prodotto<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Standards-2\"><\/span><strong>Standard comuni<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>BSPP (British Standard Pipe Parallel): utilizzato in tutta Europa e in alcune parti dell&#039;Asia.<\/li>\n\n\n\n<li>Filettature metriche parallele: preferite nei sistemi internazionali, in particolare nei settori automobilistico e dei macchinari.<\/li>\n\n\n\n<li>Utilizzato dai produttori di raccordi in ottone conformi sia allo standard DIN che allo standard ISO.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Straight_Thread_vs_Tapered_Thread_Key_Differences\"><\/span><strong>Filettatura dritta vs. filettatura conica: differenze principali<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Caratteristica<\/strong><\/td><td><strong>Filettatura conica<\/strong><\/td><td><strong>Filettatura parallela<\/strong><\/td><\/tr><tr><td><strong>Metodo di tenuta<\/strong><\/td><td>Interferenza del filo (metallo su metallo)<\/td><td>Componenti esterni (O-ring, guarnizione)<\/td><\/tr><tr><td><strong>Gestione della pressione<\/strong><\/td><td>Ideale per sistemi ad alta pressione<\/td><td>Ideale per pressioni da basse a moderate<\/td><\/tr><tr><td><strong>Riutilizzabilit\u00e0<\/strong><\/td><td>Propenso all&#039;usura con il riutilizzo<\/td><td>Pi\u00f9 facile da smontare e riutilizzare<\/td><\/tr><tr><td><strong>Installazione<\/strong><\/td><td>Richiede coppia e sigillatura accurata<\/td><td>Facile da allineare; si basa sulla tenuta della guarnizione<\/td><\/tr><tr><td><strong>Uso comune<\/strong><\/td><td>Tubazioni idrauliche, gas, industriali<\/td><td>Impianti idraulici, di filtrazione, di uso generale<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Types_of_Brass_Fittings_and_Where_Thread_Design_Matters\"><\/span><strong>Tipi di raccordi in ottone e dove il design della filettatura \u00e8 importante<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Il tipo di filettatura influisce sulle prestazioni di vari tipi di raccordi in ottone, come:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Gomiti<\/strong>: Le filettature coniche funzionano meglio dove l&#039;alta pressione cambia direzione.<\/li>\n\n\n\n<li><strong>Magliette<\/strong>: Utilizzare thread paralleli quando sono coinvolte pi\u00f9 connessioni.<\/li>\n\n\n\n<li><strong>Adattatori<\/strong>: Combina i tipi di filettatura per unire raccordi incompatibili.<\/li>\n\n\n\n<li><strong>Tappi\/Spine<\/strong>: Le filettature coniche garantiscono una migliore tenuta nelle applicazioni di chiusura.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Per qualsiasi ottone filettato <a href=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/ppr-fittings-types\/\" target=\"_blank\" rel=\"noreferrer noopener\">raccordo per tubi,<\/a> \u00e8 fondamentale conoscere la pressione tipica su una filettatura e il metodo di tenuta richiesto.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Choosing_the_Right_Thread_Type_for_Your_System\"><\/span><strong>Scegliere il tipo di filettatura giusto per il tuo sistema<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Quando si decide tra filettature coniche e parallele, chiedere:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A quale pressione funzioner\u00e0 il sistema?<\/li>\n\n\n\n<li>Gli accessori verranno riutilizzati spesso?<\/li>\n\n\n\n<li>\u00c8 necessaria una filettatura autosigillante?<\/li>\n\n\n\n<li>Ti rifornisci da un produttore di raccordi in ottone con standard DIN o ISO?<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Se il vostro progetto richiede alta pressione e tenuta permanente, le filettature coniche sono probabilmente la scelta migliore. Per sistemi a bassa pressione con manutenzione ordinaria, le filettature parallele offrono flessibilit\u00e0.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_FAQ\"><\/span><strong>Domande frequenti (FAQ)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cos&#039;\u00e8 un tubo di ottone filettato?<\/strong><strong><br><\/strong> Un tubo di ottone filettato \u00e8 un tubo di ottone con filettature per il collegamento ai raccordi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cos&#039;\u00e8 una filettatura conica?<\/strong><strong><br><\/strong> Una filettatura conica \u00e8 una filettatura di tubo con diametro rastremato che garantisce la tenuta tramite il contatto metallo su metallo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Che cosa \u00e8 un filo parallelo?<\/strong><strong><br><\/strong> Una filettatura parallela mantiene lo stesso diametro per tutta la sua lunghezza e necessita di una sigillatura esterna.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Filettatura dritta vs filettatura conica: qual \u00e8 la migliore?<\/strong><strong><br><\/strong> Le filettature coniche sono migliori per la tenuta a pressione; le filettature dritte sono pi\u00f9 facili da riutilizzare.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Qual \u00e8 la pressione tipica su un raccordo filettato?<\/strong><strong><br><\/strong> Varia a seconda del sistema, ma le filettature coniche solitamente sopportano una pressione maggiore rispetto a quelle parallele.<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  \n  <title>Prodotto in evidenza<\/title>\n  <style>\n    .hero-card {\n      display: flex;\n      flex-wrap: wrap;\n      align-items: center;\n      background: #f7f8fa;\n      border-radius: 16px;\n      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n      padding: 24px;\n      max-width: 900px;\n      margin: 40px auto;\n      font-family: Arial, sans-serif;\n      text-decoration: none;\n      color: inherit;\n font-family: 'Poppins';\n    }\n\n    .hero-image {\n      width: 220px;\n      height: auto;\n      border-radius: 12px;\n      object-fit: cover;\n      flex-shrink: 0;\n    }\n\n    .hero-content {\n      padding-left: 24px;\n      flex: 1;\n      min-width: 260px;\n    }\n\n    .hero-title {\n      font-size: 1.6rem;\n      font-weight: bold;\n      margin-bottom: 12px;\n      color: #222;\n      font-family: 'Poppins',\n    }\n\n    .hero-description {\n      font-size: 1rem;\n      color: #555;\n      margin-bottom: 18px;\n    }\n\n    .hero-link {\n      display: inline-block;\n      padding: 10px 20px;\n      background-color: #0066cc;\n      color: #fff;\n      text-decoration: none;\n      border-radius: 8px;\n      font-weight: bold;\n      transition: background 0.2s ease-in-out;\n    }\n\n    .hero-link:hover {\n      background-color: #004c99;\n    }\n\n    @media (max-width: 640px) {\n      .hero-card {\n        flex-direction: column;\n        text-align: center;\n      }\n\n      .hero-content {\n        padding-left: 0;\n        padding-top: 20px;\n      }\n\n      .hero-image {\n        width: 100%;\n        max-width: 280px;\n      }\n    }\n  <\/style>\n<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.desopipe.com\/it\/product\/ppr-90-male-threaded-elbow-2\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/03\/90%C2%B0-Male-Threaded-Elbow.webp\" alt=\"Gomito filettato maschio a 90\u00b0 in PPR\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">Gomito filettato maschio a 90\u00b0 in PPR\n<\/div>\n    <div class=\"hero-description\">\nI raccordi Deso PPR sono progettati con materiali e tecniche di produzione all&#039;avanguardia per garantire prestazioni ottimali in varie applicazioni. <\/div>\n    <span class=\"hero-link\">Visualizza prodotto<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion_Get_Threaded_Brass_Pipe_Fittings_That_Work\"><\/span><strong>Conclusione: procurati raccordi per tubi in ottone filettati che funzionano<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Il tipo di filettatura scelto influisce direttamente sulle prestazioni del sistema. Le filettature coniche sono progettate per resistere alle alte pressioni, mentre le filettature parallele offrono praticit\u00e0 e semplicit\u00e0 per la manutenzione frequente. Conoscere le differenze e il funzionamento di ciascuna garantisce maggiore sicurezza, minori perdite e una maggiore durata delle apparecchiature.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <a href=\"https:\/\/www.desopipe.com\/it\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tubo DESO<\/a>, un leader <a href=\"https:\/\/www.desopipe.com\/it\/manufacturer\/top-ppr-pipe-manufacturers\/\" target=\"_blank\" rel=\"noreferrer noopener\">Produttore di tubi PPR<\/a>Produciamo raccordi in ottone conformi agli standard internazionali DIN e ISO, garantendo prestazioni affidabili sui mercati globali. Che si tratti di sistemi idraulici, reti idrauliche o applicazioni industriali, vi aiutiamo a trovare i raccordi giusti, garantendovi valore a lungo termine e un supporto esperto.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.desopipe.com\/it\/contact\/\" style=\"background-color:#0588a7\" target=\"_blank\" rel=\"noreferrer noopener\">Richiedi un preventivo gratuito<\/a><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Grazie a questa esperienza, i nostri raccordi in ottone sono progettati per garantire durata, efficienza e compatibilit\u00e0 internazionale. Offriamo supporto per:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Produttori globali alla ricerca di raccordi abbinati al sistema<\/li>\n\n\n\n<li>Agenti di marchi locali alla ricerca di imballaggi OEM esclusivi<\/li>\n\n\n\n<li>Produttori regionali che necessitano di raccordi speciali che non possono produrre internamente<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Costruiamo solide partnership. Esplora la gamma completa di DESO <a href=\"https:\/\/www.desopipe.com\/it\/product-category\/ppr-brass-accessories\/\" target=\"_blank\" rel=\"noreferrer noopener\">accessori in ottone<\/a> e soluzioni filettate realizzate per garantire prestazioni, precisione e standard globali.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>When working with a threaded brass pipe, understanding the difference between tapered and parallel threads isn&#8217;t only helpful but also essential. These thread types affect how<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":1327,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[57],"tags":[],"class_list":["post-1325","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ppr-fitting"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Brass Fitting Threads: Taper vs. Parallel | DESO Group<\/title>\n<meta name=\"description\" content=\"Learn the difference between tapered and parallel brass fitting threads. Understand sealing methods, pressure ratings, and how to choose the right type.\" \/>\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.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Brass Fitting Threads: Taper vs. Parallel | DESO Group\" \/>\n<meta property=\"og:description\" content=\"Learn the difference between tapered and parallel brass fitting threads. Understand sealing methods, pressure ratings, and how to choose the right type.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.desopipe.com\/it\/blog\/ppr-fitting\/brass-threads-taper-vs-parallel\/\" \/>\n<meta property=\"og:site_name\" content=\"World-Class PPR Piping System Manufacturer | DESO Group\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-25T02:17:18+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-30T08:36:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/04\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"780\" \/>\n\t<meta property=\"og:image:height\" content=\"425\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"deshouadmin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Scritto da\" \/>\n\t<meta name=\"twitter:data1\" content=\"deshouadmin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo di lettura stimato\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.desopipe.com\\\/blog\\\/ppr-fitting\\\/brass-threads-taper-vs-parallel\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.desopipe.com\\\/blog\\\/ppr-fitting\\\/brass-threads-taper-vs-parallel\\\/\"},\"author\":{\"name\":\"deshouadmin\",\"@id\":\"https:\\\/\\\/www.desopipe.com\\\/#\\\/schema\\\/person\\\/503d6474754abda58c2c9acb42fffde1\"},\"headline\":\"Understanding Brass Fitting Threads: Tapered vs. Parallel Threads\",\"datePublished\":\"2025-04-25T02:17:18+00:00\",\"dateModified\":\"2025-05-30T08:36:27+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.desopipe.com\\\/blog\\\/ppr-fitting\\\/brass-threads-taper-vs-parallel\\\/\"},\"wordCount\":1021,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/www.desopipe.com\\\/blog\\\/ppr-fitting\\\/brass-threads-taper-vs-parallel\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.desopipe.com\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads.webp\",\"articleSection\":[\"PPR Fitting\"],\"inLanguage\":\"it-IT\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.desopipe.com\\\/blog\\\/ppr-fitting\\\/brass-threads-taper-vs-parallel\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.desopipe.com\\\/blog\\\/ppr-fitting\\\/brass-threads-taper-vs-parallel\\\/\",\"url\":\"https:\\\/\\\/www.desopipe.com\\\/blog\\\/ppr-fitting\\\/brass-threads-taper-vs-parallel\\\/\",\"name\":\"Brass Fitting Threads: Taper vs. Parallel | DESO Group\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.desopipe.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.desopipe.com\\\/blog\\\/ppr-fitting\\\/brass-threads-taper-vs-parallel\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.desopipe.com\\\/blog\\\/ppr-fitting\\\/brass-threads-taper-vs-parallel\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.desopipe.com\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/Understanding-Brass-Fitting-Threads-Tapered-vs.-Parallel-Threads.webp\",\"datePublished\":\"2025-04-25T02:17:18+00:00\",\"dateModified\":\"2025-05-30T08:36:27+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.desopipe.com\\\/#\\\/schema\\\/person\\\/503d6474754abda58c2c9acb42fffde1\"},\"description\":\"Learn the difference between tapered and parallel brass fitting threads. 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