{"id":6152,"date":"2025-07-17T14:17:36","date_gmt":"2025-07-17T06:17:36","guid":{"rendered":"https:\/\/globalquartztube.com\/?p=6152"},"modified":"2025-08-12T14:56:14","modified_gmt":"2025-08-12T06:56:14","slug":"high-pressure-quartz-tube-sealing-guide","status":"publish","type":"post","link":"https:\/\/globalquartztube.com\/sl\/high-pressure-quartz-tube-sealing-guide\/","title":{"rendered":"Vodnik za tesnjenje visokotla\u010dnih kvar\u010dnih cevi"},"content":{"rendered":"<p><strong>Tehni\u010dni vodnik za tesnjenje kvar\u010dnih cevi v visokotla\u010dnih pogojih (\u226510 MPa)<\/strong><br><strong>Postopki izbire, namestitve in preverjanja za kvar\u010dne, aluminijeve in safirne cevi<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Primerjalna tabela tipov tesnil<\/strong><\/h3>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Vrsta tesnila<\/th><th>Najve\u010dji tlak<\/th><th>Temperaturno obmo\u010dje<\/th><th>za ve\u010dkratno uporabo<\/th><th>Razpon premera cevi<\/th><th>Priporo\u010deni primer uporabe<\/th><\/tr><\/thead><tbody><tr><td>Kovinska prirobnica + sto\u017e\u010dasto tesnilo<\/td><td>\u226430 MPa<\/td><td>-200 ~ 500 \u00b0C<\/td><td>\u2713<\/td><td>5-100 mm<\/td><td>Visokotla\u010dni reaktorji, ki zahtevajo pogost dostop<\/td><\/tr><tr><td>Tesnilo Glass Fusion Seal<\/td><td>\u226415 MPa<\/td><td>\u2264450 \u00b0C<\/td><td>\u2717<\/td><td>3-50 mm<\/td><td>Trajno ohi\u0161je senzorja<\/td><\/tr><tr><td>Hidravli\u010dna hladna kompresija<\/td><td>\u2264100 MPa<\/td><td>-273 ~ 1000 \u00b0C<\/td><td>\u2717<\/td><td>3-20 mm (debela stena)<\/td><td>Uporaba pri ekstremnih tlakih\/kriogenih aplikacijah<\/td><\/tr><tr><td>Metalizirano spajkanje<\/td><td>\u226450 MPa<\/td><td>\u22641000 \u00b0C<\/td><td>\u2717<\/td><td>3-20 mm<\/td><td>Zanesljivost letalskega in obrambnega razreda<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. Kovinska prirobnica s sto\u017e\u010dastim tesnilom (priporo\u010dena metoda)<\/strong><\/h3>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>1. Zahtevani sestavni deli<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Material prirobnice<\/strong>: Inconel 718 (zlitina niklja, odporna proti koroziji)<\/li>\n\n\n\n<li><strong>Tesnilo<\/strong>: \u017ditni baker (debeline 1 mm, trdota HV50)<\/li>\n\n\n\n<li><strong>Sto\u017e\u010dasti kot<\/strong>: 20\u00b0 \u00b1 0,5\u00b0 (mora ustrezati natan\u010dno bru\u0161enemu sto\u017ecu cevi)<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>2. Postopek namestitve<\/strong><\/h4>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>\u2460 Priprava<\/strong><\/h5>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Plamensko poliranje koncev kvar\u010dne cevi za odpravo mikrorazpok<\/li>\n\n\n\n<li>Zrcalno polirana koni\u010dna povr\u0161ina prirobnice (Ra \u2264 0,8 \u03bcm)<\/li>\n<\/ul>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>\u2461 Monta\u017ea<\/strong><\/h5>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Na sto\u017eec prirobnice namestite bakreno tesnilo<\/li>\n\n\n\n<li>Na konus cevi nanesite vakuumsko mast za visoke temperature (npr. Apiezon N).<\/li>\n\n\n\n<li>S hidravli\u010dnim momentnim klju\u010dem postopoma zategnite vijake.<\/li>\n<\/ol>\n\n\n\n<p><strong>Razpored navora vijakov (za vijake M6):<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Faza<\/th><th>Navor (N-m)<\/th><th>\u010cas zadr\u017eevanja<\/th><\/tr><\/thead><tbody><tr><td>Predobremenitev<\/td><td>10<\/td><td>5 min<\/td><\/tr><tr><td>Sredina<\/td><td>20<\/td><td>10 min<\/td><\/tr><tr><td>Kon\u010dni<\/td><td>30<\/td><td>30 min<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>3. Merila za testiranje uhajanja<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Stopnja uhajanja helija<\/strong>: \u2264 1\u00d710-\u2078 mbar-L\/s<\/li>\n\n\n\n<li><strong>Preskus zadr\u017eanja tlaka<\/strong>: 15 MPa za 1 uro, padec tlaka &lt;1%<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. Varnostni ukrepi<\/strong><\/h3>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>1. Za\u0161\u010dita pred eksplozijo<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>6 mm polikarbonatna za\u0161\u010dita pred udarci okoli cevi (z oknom za IR kamero po izbiri)<\/li>\n\n\n\n<li>Namestite mehanski varnostni ventil (nastavljena vrednost = 12 MPa)<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>2. Operativne smernice<\/strong><\/h4>\n\n\n\n<p><strong>Ne:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2717 Hitro zvi\u0161anje tlaka (uporaba \u2264 1 MPa\/min)<\/li>\n\n\n\n<li>\u2717 Nadtlak pri sobni temperaturi (pred dvigom tlaka segrejte na \u2265 100 \u00b0C)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. \u0160tudije primerov neuspeha<\/strong><\/h3>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Primer 1: pu\u0161\u010danje tesnila prirobnice (primer POSTECH)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Izdaja<\/strong>: Stopnja uhajanja helija se je pove\u010dala pri 8 MPa<\/li>\n\n\n\n<li><strong>Korenski vzrok<\/strong>: tesnilo ni bilo \u017earjeno; visoka trdota je prepre\u010devala ustrezno deformacijo<\/li>\n\n\n\n<li><strong>Re\u0161itev<\/strong>: Prehod na mehki baker HV50; uhajanje se je zmanj\u0161alo za 100\u00d7<\/li>\n<\/ul>\n\n\n\n<p><strong>Primer 2: zlom cevi (japonski laboratorij NIMS)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Izdaja<\/strong>: Vzdol\u017eno razpokanje pri 12 MPa<\/li>\n\n\n\n<li><strong>Korenski vzrok<\/strong>: Podpovr\u0161inska napaka pri laserskem rezanju ni bila odkrita<\/li>\n\n\n\n<li><strong>Izbolj\u0161anje<\/strong>: Dobavitelj mora zdaj zagotoviti <strong>poro\u010dilo o pregledu s fluorescen\u010dnim penetrantom<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>5. Tehni\u010dna podpora<\/strong><\/h3>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Dobavitelj kvar\u010dnih cevi | Prilagodljive cevi in grelniki | GlobalQT<\/strong><br>Za dodatno svetovanje glede na posebne parametre preskusa (npr. faza CO\u2082, hitrost nara\u0161\u010danja itd.) se obrnite na <a href=\"https:\/\/globalquartztube.com\/sl\/contact\/\">kontaktiraj nas<\/a>.<\/p>\n\n\n\n<p>Ta dokument mora pregledati izvajalec poskusa na podlagi posebnih eksperimentalnih parametrov (npr. fazno stanje CO\u2082, hitrost segrevanja itd.).<\/p>","protected":false},"excerpt":{"rendered":"<p>Technical Guide for Sealing Quartz Tubes in High-Pressure Conditions (\u226510MPa)Selection, Installation &amp; Verification Procedures for Quartz, Alumina, and Sapphire Tubes 1. Seal Type Comparison Table Seal Type Max Pressure Temp Range Reusable Tube Diameter Range Recommended Use Case Metal Flange + Conical Seal \u226430\u202fMPa -200\u202f~\u202f500\u202f\u00b0C \u2713 5\u2013100\u202fmm High-pressure reactors requiring frequent access Glass Fusion Seal [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6158,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"High-Pressure Quartz Tube Sealing Guide","_seopress_titles_desc":"Technical guide for sealing quartz tubes under \u226510MPa pressure. Includes method selection, installation steps, leak testing, and safety measures for high-pressure use.","_seopress_robots_index":"","_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"ppma_author":[21],"class_list":["post-6152","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","author-nola"],"uagb_featured_image_src":{"full":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/High-Pressure-Quartz-Tube-Sealing-Guide.jpg",955,945,false],"thumbnail":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/High-Pressure-Quartz-Tube-Sealing-Guide-150x150.jpg",150,150,true],"medium":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/High-Pressure-Quartz-Tube-Sealing-Guide-300x297.jpg",300,297,true],"medium_large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/High-Pressure-Quartz-Tube-Sealing-Guide-768x760.jpg",768,760,true],"large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/High-Pressure-Quartz-Tube-Sealing-Guide.jpg",955,945,false],"1536x1536":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/High-Pressure-Quartz-Tube-Sealing-Guide.jpg",955,945,false],"2048x2048":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/High-Pressure-Quartz-Tube-Sealing-Guide.jpg",955,945,false],"trp-custom-language-flag":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/High-Pressure-Quartz-Tube-Sealing-Guide-12x12.jpg",12,12,true]},"uagb_author_info":{"display_name":"Nola Zhang","author_link":"https:\/\/globalquartztube.com\/sl\/author\/nola\/"},"uagb_comment_info":19,"uagb_excerpt":"Technical Guide for Sealing Quartz Tubes in High-Pressure Conditions (\u226510MPa)Selection, Installation &amp; Verification Procedures for Quartz, Alumina, and Sapphire Tubes 1. Seal Type Comparison Table Seal Type Max Pressure Temp Range Reusable Tube Diameter Range Recommended Use Case Metal Flange + Conical Seal \u226430\u202fMPa -200\u202f~\u202f500\u202f\u00b0C \u2713 5\u2013100\u202fmm High-pressure reactors requiring frequent access Glass Fusion Seal&hellip;","authors":[{"term_id":21,"user_id":1,"is_guest":0,"slug":"nola","display_name":"Nola Zhang","avatar_url":{"url":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp","url2x":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp"},"0":null,"1":"","2":"","3":"","4":"","5":"","6":"","7":""}],"_links":{"self":[{"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/posts\/6152","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/comments?post=6152"}],"version-history":[{"count":5,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/posts\/6152\/revisions"}],"predecessor-version":[{"id":6175,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/posts\/6152\/revisions\/6175"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/media\/6158"}],"wp:attachment":[{"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/media?parent=6152"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/categories?post=6152"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/tags?post=6152"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/ppma_author?post=6152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}