{"id":2444,"date":"2026-04-29T07:55:49","date_gmt":"2026-04-29T07:55:49","guid":{"rendered":"https:\/\/www.sapphire-windows.com\/?p=2444"},"modified":"2026-04-29T07:56:44","modified_gmt":"2026-04-29T07:56:44","slug":"sapphire-window-pressure-limits-psi-thickness-safety-factor","status":"publish","type":"post","link":"https:\/\/www.sapphire-windows.com\/fi\/sapphire-window-pressure-limits-psi-thickness-safety-factor\/","title":{"rendered":"Sapphire Window Paineen rajat: PSI, paksuus, varmuuskerroin"},"content":{"rendered":"<h1 class=\"wp-block-heading\">1. Mit\u00e4 sinun todella tarvitsee tiet\u00e4\u00e4 <\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Jos valitset <a href=\"https:\/\/www.sapphire-windows.com\/fi\/product-category\/sapphire-windows\/\">safiiri ikkuna <\/a>korkeapainek\u00e4ytt\u00f6\u00f6n, p\u00e4\u00e4t\u00f6s riippuu kolmesta teknisest\u00e4 muuttujasta:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Paine (PSI \/ MPa)<\/strong> \u2192 ty\u00f6kuntosi<\/li>\n\n\n\n<li><strong>Kirkas aukko (mm)<\/strong> \u2192 tehollinen optinen pinta-ala<\/li>\n\n\n\n<li><strong>Paksuus (mm)<\/strong> \u2192 m\u00e4\u00e4ritt\u00e4\u00e4 eloonj\u00e4\u00e4misen<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 <strong>P\u00e4\u00e4s\u00e4\u00e4nt\u00f6 (on muistettava):<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Painekapasiteetti \u221d (paksuus\u00b2 \/ halkaisija\u00b2)<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00e4m\u00e4 tarkoittaa:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Paksuuden kaksinkertaistaminen \u2248 4\u00d7 lujuuden lis\u00e4ys<\/li>\n\n\n\n<li>L\u00e4pimitan kaksinkertaistuminen \u2248 4\u00d7 j\u00e4nnityksen kasvu<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.sapphire-windows.com\/wp-content\/uploads\/2026\/04\/sapphire-wiondows.jpg\" alt=\"\" class=\"wp-image-2445\" srcset=\"https:\/\/www.sapphire-windows.com\/wp-content\/uploads\/2026\/04\/sapphire-wiondows.jpg 1024w, https:\/\/www.sapphire-windows.com\/wp-content\/uploads\/2026\/04\/sapphire-wiondows-300x225.jpg 300w, https:\/\/www.sapphire-windows.com\/wp-content\/uploads\/2026\/04\/sapphire-wiondows-768x576.jpg 768w, https:\/\/www.sapphire-windows.com\/wp-content\/uploads\/2026\/04\/sapphire-wiondows-16x12.jpg 16w, https:\/\/www.sapphire-windows.com\/wp-content\/uploads\/2026\/04\/sapphire-wiondows-600x450.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\">2. Teknisten parametrien taulukko <\/h1>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>L\u00e4pimitta (mm)<\/th><th>Paine (PSI)<\/th><th>Paine (MPa)<\/th><th>Suositeltu paksuus (mm)<\/th><th>Turvallisuuskerroin<\/th><\/tr><\/thead><tbody><tr><td>10<\/td><td>10,000<\/td><td>69<\/td><td>2 - 3<\/td><td>3-4<\/td><\/tr><tr><td>20<\/td><td>10,000<\/td><td>69<\/td><td>5 - 6<\/td><td>3-4<\/td><\/tr><tr><td>25<\/td><td>10,000<\/td><td>69<\/td><td>6 - 8<\/td><td>3-4<\/td><\/tr><tr><td>25<\/td><td>20,000<\/td><td>138<\/td><td>10 - 12<\/td><td>3-4<\/td><\/tr><tr><td>25<\/td><td>40,000<\/td><td>275<\/td><td>12 - 18<\/td><td>4-5<\/td><\/tr><tr><td>50<\/td><td>10,000<\/td><td>69<\/td><td>15 - 20<\/td><td>3-5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 <strong>T\u00e4rke\u00e4\u00e4:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u00e4ss\u00e4 taulukossa oletetaan, ett\u00e4 <strong>reunakiinnitteiset py\u00f6re\u00e4t ikkunat<\/strong><\/li>\n\n\n\n<li>Pintak\u00e4sittely: optinen kiillotus (Ra &lt; 5 nm)<\/li>\n\n\n\n<li>Materiaali: optisen luokan yksikidekristalli safiiri<\/li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\">3. Pikavalintalaskuri<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Jos kokosi ei ole taulukossa, k\u00e4yt\u00e4 t\u00e4t\u00e4 yksinkertaistettua teknist\u00e4 arviota:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Vaihe 1: M\u00e4\u00e4rittele vaatimukset<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Paine = P<\/li>\n\n\n\n<li>Halkaisija = D<\/li>\n\n\n\n<li>Varmuuskerroin = SF (suositellaan \u22653)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Vaihe 2: Paksuuden arviointikaava (k\u00e4yt\u00e4nn\u00f6n muoto)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">t \u2248 k \u00d7 D \u00d7 \u221a(P \/ \u03c3)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Miss\u00e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>t = paksuus<\/li>\n\n\n\n<li>D = halkaisija<\/li>\n\n\n\n<li>P = paine<\/li>\n\n\n\n<li>\u03c3 = sallittu j\u00e4nnitys (~150 MPa konservatiivinen)<\/li>\n\n\n\n<li>k \u2248 0,8-1,2 (asennuskerroin)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Vaihe 3: Esimerkki (todellinen tapaus)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vaatimus:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Paine = 30,000 PSI (~207 MPa)<\/li>\n\n\n\n<li>Halkaisija = 20 mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Laskentasuuntaus:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Korkeampi paine \u2192 paksumpi ikkuna<\/li>\n\n\n\n<li>Tulos:<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u2705 Suositeltu paksuus: <strong>10-14 mm<\/strong><br>\u2705 Turvallisuuskerroin: <strong>\u22654<\/strong><\/p>\n\n\n\n<h1 class=\"wp-block-heading\">4. Todellinen sovellustapaus: 40,000 PSI Sapphire-ikkuna<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tyypillinen suunnittelukokoonpano:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Paine: <strong>40,000 PSI (275 MPa)<\/strong><\/li>\n\n\n\n<li>Halkaisija: <strong>\u226425 mm<\/strong><\/li>\n\n\n\n<li>Paksuus: <strong>12-18 mm<\/strong><\/li>\n\n\n\n<li>Asennus: <strong>metallinen tiiviste \/ puristustiiviste<\/strong><\/li>\n\n\n\n<li>Pinta: kaksipuolinen optinen kiillotus<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 T\u00e4rkein tekninen oivallus:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pieni aukko on kriittinen<\/li>\n\n\n\n<li>Paksuuden on kasvettava merkitt\u00e4v\u00e4sti<\/li>\n\n\n\n<li>Asennussuunnittelu = yht\u00e4 t\u00e4rke\u00e4\u00e4 kuin materiaali<\/li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\">5. Sapphire vs Quartz (Miksi Sapphire voittaa korkeassa paineessa).<\/h1>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Kiinteist\u00f6<\/th><th>Sapphire<\/th><th>Kvartsi<\/th><\/tr><\/thead><tbody><tr><td>Taivutuslujuus<\/td><td>300-500 MPa<\/td><td>50-100 MPa<\/td><\/tr><tr><td>Paineen kest\u00e4vyys<\/td><td>\u2b50\u2b50\u2b50\u2b50\u2b50<\/td><td>\u2b50\u2b50<\/td><\/tr><tr><td>Naarmujen kest\u00e4vyys<\/td><td>Erinomainen<\/td><td>Kohtalainen<\/td><\/tr><tr><td>Elinik\u00e4 ankarissa ymp\u00e4rist\u00f6iss\u00e4.<\/td><td>Eritt\u00e4in pitk\u00e4<\/td><td>Rajoitettu<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Johtop\u00e4\u00e4t\u00f6s:<br>Osoitteessa <strong>&gt;10,000 PSI sovellukset<\/strong>, safiiri ei ole valinnainen - se on pakollinen.<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">6. Kriittiset suunnittelutekij\u00e4t (jotka usein j\u00e4tet\u00e4\u00e4n huomiotta)<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Vaikka paksuus olisi oikea, vika voi silti johtua seuraavista syist\u00e4:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Pintaviat<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mikros\u00e4r\u00f6t v\u00e4hent\u00e4v\u00e4t lujuutta huomattavasti<\/li>\n\n\n\n<li>On k\u00e4ytett\u00e4v\u00e4 <strong>optisen luokan kiillotus<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Reunan j\u00e4nnityskeskittym\u00e4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ter\u00e4v\u00e4t reunat = s\u00e4r\u00f6n syntyminen<\/li>\n\n\n\n<li>K\u00e4yt\u00e4 aina <strong>viiste \/ s\u00e4de reunat<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. Asennusmenetelm\u00e4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>O-rengas \u2192 alempi paineraja<\/li>\n\n\n\n<li>Metallitiiviste \u2192 eritt\u00e4in korkea paine<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. L\u00e4mp\u00f6tilakytkent\u00e4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u00e4mp\u00f6j\u00e4nnitys + paine = yhdistetty vikaantuminen<\/li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\">7. Mukautetut Sapphire-ikkunakapasiteetit <\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Tuemme t\u00e4ydellist\u00e4 r\u00e4\u00e4t\u00e4l\u00f6inti\u00e4 teollisia ja tieteellisi\u00e4 sovelluksia varten:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Saatavilla olevat tekniset tiedot:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Halkaisija: <strong>1 mm - 200 mm<\/strong><\/li>\n\n\n\n<li>Paksuus: <strong>0,2 mm - 50 mm<\/strong><\/li>\n\n\n\n<li>Pinnan laatu: <strong>\u03bb\/10, Ra &lt; 1 nm<\/strong><\/li>\n\n\n\n<li>Muodot: py\u00f6re\u00e4 \/ neli\u00f6 \/ askelma \/ kupera<\/li>\n\n\n\n<li>Kristallien suuntautuminen: C-taso, A-taso, M-taso.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Valinnaiset pinnoitteet:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>AR-pinnoite (UV \/ VIS \/ IR)<\/li>\n\n\n\n<li>Korkean l\u00e4mp\u00f6tilan pinnoitteet<\/li>\n\n\n\n<li>Suojapinnoitteet<\/li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\">8. Pyyd\u00e4 mukautettua suunnittelua <\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Jos ty\u00f6skentelet korkeapaineisen optisen j\u00e4rjestelm\u00e4n parissa, voimme auttaa sinua valitsemaan tarkan paksuuden ja muotoilun - emme vain myyd\u00e4 tuotetta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Ilmoita:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ty\u00f6paine (PSI \/ MPa)<\/li>\n\n\n\n<li>Ikkunan halkaisija (mm)<\/li>\n\n\n\n<li>L\u00e4mp\u00f6tila-alue<\/li>\n\n\n\n<li>Sovellus (laser \/ reaktori \/ syv\u00e4nmeren \/ ilmailu)<\/li>\n\n\n\n<li>M\u00e4\u00e4r\u00e4<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udce9 Ota yhteytt\u00e4 tekniseen tukeen ja tarjoukseen<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mukautettu suunnittelu 24 tunnin kuluessa<\/li>\n\n\n\n<li>Teknisten laskelmien tuki<\/li>\n\n\n\n<li>Piirustukset + materiaalisuositukset<\/li>\n\n\n\n<li>Maailmanlaajuinen merenkulku<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Klikkaa \u201cHanki tarjous\u201d tai l\u00e4het\u00e4 speksisi nyt.<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">9. Lopullinen lopputulos<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Safiiri-ikkuna ei ole pelkk\u00e4 lasinpala - se on painetta kest\u00e4v\u00e4 optinen komponentti.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2714 Paksuus m\u00e4\u00e4ritt\u00e4\u00e4 selviytymisen<br>\u2714 Halkaisija m\u00e4\u00e4r\u00e4\u00e4 j\u00e4nnityksen<br>\u2714 Turvallisuuskerroin m\u00e4\u00e4ritt\u00e4\u00e4 luotettavuuden<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Oikeanlainen suunnittelu voi merkit\u00e4 eroa vuosien vakaan toiminnan ja v\u00e4litt\u00f6m\u00e4n katastrofaalisen vikaantumisen v\u00e4lill\u00e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>1. What You Really Need to Know If you are selecting a sapphire window for high-pressure use, the decision comes down to 3 engineering variables: \ud83d\udc49 Core rule (must remember): Pressure capacity \u221d (Thickness\u00b2 \/ Diameter\u00b2) This means: 2. Engineering Parameter Table Clear Diameter (mm) Pressure (PSI) Pressure (MPa) Recommended Thickness (mm) Safety Factor 10 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2445,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"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":"","background-image":"","background-repeat":"repeat","background-position":"center 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