{"id":26755,"date":"2025-12-04T11:51:04","date_gmt":"2025-12-04T03:51:04","guid":{"rendered":"https:\/\/sinoextrud.com\/?p=26755"},"modified":"2025-12-04T11:51:04","modified_gmt":"2025-12-04T03:51:04","slug":"bezesve-trubky-vs-svarovane-varianty-hlinikovych-vylisku","status":"publish","type":"post","link":"https:\/\/sinoextrud.com\/cs\/aluminum-extrusion-seamless-tube-vs-welded-options\/","title":{"rendered":"Hlin\u00edkov\u00e9 lisovan\u00e9 beze\u0161v\u00e9 trubky vs. sva\u0159ovan\u00e9 mo\u017enosti?"},"content":{"rendered":"

\"Ploch\u00e9
Ploch\u00e9 hlin\u00edkov\u00e9 v\u00fdlisky<\/figcaption><\/figure>\n<\/p>\n

Hlin\u00edkov\u00e9 trubky n\u011bkdy praskaj\u00ed, net\u011bsn\u00ed nebo koroduj\u00ed - tyto probl\u00e9my kupuj\u00edc\u00ed nesn\u00e1\u0161ej\u00ed. V\u00fdb\u011br nespr\u00e1vn\u00e9ho typu trubek toto riziko zvy\u0161uje.<\/p>\n

Beze\u0161v\u00e9 a sva\u0159ovan\u00e9 hlin\u00edkov\u00e9 extrudovan\u00e9 trubky se li\u0161\u00ed pevnost\u00ed, jednotnost\u00ed, cenou a vhodnost\u00ed. Spr\u00e1vn\u00e1 volba z\u00e1vis\u00ed na p\u0159\u00edpadu pou\u017eit\u00ed, nejen na cen\u011b.<\/strong><\/p>\n

Pod\u00edvejme se, jak se li\u0161\u00ed jejich v\u00fdroba, pevnost, odolnost proti korozi a v\u00fdkon v kapalinov\u00fdch syst\u00e9mech.<\/p>\n

Jak\u00e9 jsou rozd\u00edly mezi beze\u0161v\u00fdmi a sva\u0159ovan\u00fdmi trubkami?<\/h2>\n

Mnoz\u00ed si mysl\u00ed, \u017ee v\u0161echny hlin\u00edkov\u00e9 trubky jsou podobn\u00e9. Beze\u0161v\u00e9 a sva\u0159ovan\u00e9 trubky se v\u0161ak li\u0161\u00ed strukturou, v\u00fdkonem a spolehlivost\u00ed.<\/p>\n

Beze\u0161v\u00e9 trubky se vyr\u00e1b\u011bj\u00ed z pln\u00e9ho hlin\u00edkov\u00e9ho polotovaru beze \u0161v\u016f; sva\u0159ovan\u00e9 trubky se vyr\u00e1b\u011bj\u00ed v\u00e1lcov\u00e1n\u00edm a sva\u0159ov\u00e1n\u00edm hlin\u00edkov\u00fdch p\u00e1s\u016f.<\/strong><\/p>\n

\"PVDF
PVDF hlin\u00edkov\u00fd vytla\u010dovac\u00ed profil pro st\u011bny z\u00e1clon<\/figcaption><\/figure>\n<\/p>\n\n\n\n\n\n\n\n\n\n
Funkce<\/th>\nBeze\u0161v\u00e9 trubky<\/th>\nSva\u0159ovan\u00e9 trubky<\/th>\n<\/tr>\n<\/thead>\n
Struktura<\/td>\nPln\u00fd polotovar, bez sv\u00e1r\u016f, homogenn\u00ed<\/td>\nSva\u0159ovan\u00fd \u0161ev, potenci\u00e1ln\u00ed slab\u00e9 m\u00edsto<\/td>\n<\/tr>\n
Vnit\u0159n\u00ed\/vn\u011bj\u0161\u00ed povrch<\/td>\nHladk\u00fd, rovnom\u011brn\u00fd<\/td>\nLinie \u0161vu m\u016f\u017ee b\u00fdt viditeln\u00e1 nebo nepravideln\u00e1<\/td>\n<\/tr>\n
S\u00edla<\/td>\nRovnom\u011brn\u00e9 nam\u00e1h\u00e1n\u00ed st\u011bn, lep\u0161\u00ed pod tlakem<\/td>\nM\u00edrn\u011b ni\u017e\u0161\u00ed pevnost v oblasti svaru<\/td>\n<\/tr>\n
N\u00e1klady a dostupnost<\/td>\nVy\u0161\u0161\u00ed n\u00e1klady, del\u0161\u00ed doba realizace<\/td>\nNi\u017e\u0161\u00ed n\u00e1klady, \u0161irok\u00e1 dostupnost<\/td>\n<\/tr>\n
Aplikace Fit<\/td>\nVysokotlak\u00e9 aplikace s vysokou integritou<\/td>\nDekorativn\u00ed, konstruk\u010dn\u00ed, nekritick\u00e9 pou\u017eit\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Beze\u0161v\u00e9 trubky jsou ide\u00e1ln\u00ed tam, kde z\u00e1le\u017e\u00ed na v\u00fdkonu - nap\u0159\u00edklad v tlakov\u00fdch syst\u00e9mech nebo p\u0159i kritick\u00e9m mechanick\u00e9m zat\u00ed\u017een\u00ed. Sva\u0159ovan\u00e9 trubky jsou vhodn\u00e9 pro obecn\u00e9 r\u00e1mov\u00e1n\u00ed, n\u00e1bytek nebo netlakov\u00e9 syst\u00e9my.<\/p>\n

<\/svg> Beze\u0161v\u00e9 hlin\u00edkov\u00e9 trubky nemaj\u00ed sva\u0159ovan\u00e9 \u0161vy a maj\u00ed stejnou pevnost st\u011bn a odolnost proti tlaku.<\/b>Pravda<\/span><\/p>

Proto\u017ee beze\u0161v\u00e9 trubky jsou vyrobeny z jedin\u00e9ho polotovaru bez svar\u016f, vyh\u00fdbaj\u00ed se slab\u00fdm m\u00edst\u016fm spojen\u00fdm se \u0161vy a maj\u00ed homogenn\u00ed rozlo\u017een\u00ed materi\u00e1lu.<\/p><\/div>
\n

<\/svg> Sva\u0159ovan\u00e9 hlin\u00edkov\u00e9 trubky maj\u00ed v\u017edy stejnou tlakovou odolnost jako beze\u0161v\u00e9 trubky.<\/b>False<\/span><\/p>

Sva\u0159ovan\u00e9 trubky maj\u00ed \u0161ev, kter\u00fd m\u016f\u017ee vytvo\u0159it slab\u00e9 m\u00edsto konstrukce nebo net\u011bsnosti; jejich odolnost v\u016f\u010di tlaku nebo nam\u00e1h\u00e1n\u00ed je obecn\u011b ni\u017e\u0161\u00ed ne\u017e u beze\u0161v\u00fdch trubek ze stejn\u00e9ho materi\u00e1lu a o stejn\u00e9 velikosti.<\/p><\/div><\/p>\n

Jak ovliv\u0148uj\u00ed v\u00fdrobn\u00ed metody pevnost trubek?<\/h2>\n

V\u00fdroba ur\u010duje vnit\u0159n\u00ed strukturu, rovnom\u011brnost nap\u011bt\u00ed a dlouhodobou pevnost.<\/p>\n

Beze\u0161v\u00e9 trubky jsou pevn\u011bj\u0161\u00ed a rovnom\u011brn\u011bj\u0161\u00ed, zejm\u00e9na p\u0159i tlakov\u00e9m nebo cyklick\u00e9m zat\u00ed\u017een\u00ed. Sva\u0159ovan\u00e9 trubky mohou m\u00edt slabiny ve svarov\u00fdch \u0161vech i po n\u00e1sledn\u00e9m zpracov\u00e1n\u00ed.<\/strong><\/p>\n

\"Dvojit\u00fd
Dvojit\u00fd \u00faheln\u00edk hlin\u00edkov\u00e9 v\u00fdlisky<\/figcaption><\/figure>\n<\/p>\n

Hlavn\u00ed rozd\u00edly ve formov\u00e1n\u00ed<\/h3>\n
    \n
  • Bezprobl\u00e9mov\u00e9<\/strong>: Extrudovan\u00e9 nebo d\u011brovan\u00e9 z pln\u00e9ho polotovaru, pot\u00e9 ta\u017een\u00e9 za studena pro zjemn\u011bn\u00ed rozm\u011br\u016f a zv\u00fd\u0161en\u00ed pevnosti. Materi\u00e1l je kontinu\u00e1ln\u00ed.<\/li>\n
  • Sva\u0159ovan\u00e9<\/strong>: V\u00e1lcovan\u00e9 z p\u00e1su, pot\u00e9 sva\u0159ovan\u00e9 a p\u0159\u00edpadn\u011b ta\u017een\u00e9 nebo \u017e\u00edhan\u00e9. Sva\u0159ovan\u00e1 oblast se m\u016f\u017ee li\u0161it zrnitost\u00ed a strukturou.<\/li>\n<\/ul>\n

    Sva\u0159ovan\u00e9 trubky mohou p\u0159i spr\u00e1vn\u00e9m zpracov\u00e1n\u00ed fungovat dob\u0159e, ale p\u0159i tlaku nebo oh\u00fdb\u00e1n\u00ed z\u016fst\u00e1v\u00e1 oblast \u0161vu nejslab\u0161\u00edm \u010dl\u00e1nkem. Beze\u0161v\u00e9 trubky se tomu vyhnou a nab\u00edzej\u00ed lep\u0161\u00ed odolnost proti \u00fanav\u011b a st\u00e1lou pevnost.<\/p>\n

    <\/svg> Beze\u0161v\u00e9 hlin\u00edkov\u00e9 trubky ta\u017een\u00e9 za studena maj\u00ed \u010dasto lep\u0161\u00ed rozm\u011brovou p\u0159esnost a rovnom\u011brnou tlou\u0161\u0165ku st\u011bny ne\u017e trubky sva\u0159ovan\u00e9.<\/b>Pravda<\/span><\/p>

    Procesem ta\u017een\u00ed se zjem\u0148uje tlou\u0161\u0165ka st\u011bny a vnit\u0159n\u00ed povrch, co\u017e vede k lep\u0161\u00ed rovnom\u011brnosti a mechanick\u00fdm vlastnostem.<\/p><\/div>
    \n

    <\/svg> Sva\u0159ovan\u00e9 hlin\u00edkov\u00e9 trubky maj\u00ed po ta\u017een\u00ed ty\u010d\u00ed a \u017e\u00edh\u00e1n\u00ed stejn\u011b rovnom\u011brn\u00e9 rozlo\u017een\u00ed materi\u00e1lu jako beze\u0161v\u00e9 trubky.<\/b>False<\/span><\/p>

    Sva\u0159ovan\u00e9 trubky si i po ta\u017een\u00ed a \u017e\u00edh\u00e1n\u00ed zachov\u00e1vaj\u00ed strukturu ovlivn\u011bnou \u0161vy, kter\u00e1 nemus\u00ed odpov\u00eddat homogenit\u011b beze\u0161v\u00fdch trubek.<\/p><\/div><\/p>\n

    Jsou beze\u0161v\u00e9 trubky vhodn\u011bj\u0161\u00ed pro aplikace s kapalinami?<\/h2>\n

    V kapalinov\u00fdch syst\u00e9mech jsou net\u011bsnosti a poruchy nep\u0159ijateln\u00e9. Kvalita trubek se st\u00e1v\u00e1 kritickou.<\/p>\n

    Ano - beze\u0161v\u00e9 trubky jsou pro p\u0159epravu kapalin vhodn\u011bj\u0161\u00ed d\u00edky vy\u0161\u0161\u00ed odolnosti v\u016f\u010di tlaku, hladk\u00e9mu otvoru a absenci svar\u016f, kter\u00e9 by mohly zp\u016fsobit net\u011bsnost.<\/strong><\/p>\n

    \"Hlin\u00edkov\u00fd
    Hlin\u00edkov\u00fd v\u00fdlisek Koupelnov\u00e1 zrcadlov\u00e1 sk\u0159\u00ed\u0148ka Hlin\u00edkov\u00fd profil<\/figcaption><\/figure>\n<\/p>\n

    Beze\u0161v\u00e9 pro kritick\u00fd tok<\/h3>\n
      \n
    • \u017d\u00e1dn\u00e9 sv\u00e1ry = m\u00e9n\u011b slab\u00fdch m\u00edst<\/li>\n
    • Rovnom\u011brn\u00fd otvor = plynulej\u0161\u00ed proud\u011bn\u00ed kapaliny<\/li>\n
    • Lep\u0161\u00ed tlakov\u00e9 hodnocen\u00ed<\/li>\n
    • Men\u0161\u00ed riziko koroze zp\u016fsoben\u00e9 vadami svar\u016f<\/li>\n<\/ul>\n

      Tyto vlastnosti vy\u017eaduj\u00ed kapalinov\u00e9 syst\u00e9my, jako je hydraulika, pneumatika, chladic\u00ed potrub\u00ed a plynov\u00e9 lahve. Beze\u0161v\u00e9 trubky jsou pro in\u017een\u00fdry navrhuj\u00edc\u00ed syst\u00e9my, u nich\u017e selh\u00e1n\u00ed nep\u0159ipad\u00e1 v \u00favahu, standardem.<\/p>\n

      <\/svg> Beze\u0161v\u00e9 hlin\u00edkov\u00e9 trubky se obecn\u011b up\u0159ednost\u0148uj\u00ed p\u0159ed sva\u0159ovan\u00fdmi trubkami pro vysokotlak\u00e9 aplikace p\u0159enosu kapalin nebo plyn\u016f.<\/b>Pravda<\/span><\/p>

      Beze\u0161v\u00e9 trubky nemaj\u00ed svarov\u00e9 \u0161vy, tak\u017ee se vyh\u00fdbaj\u00ed slabin\u00e1m spojen\u00fdm se \u0161vy a riziku net\u011bsnosti, co\u017e zaji\u0161\u0165uje lep\u0161\u00ed tlakovou odolnost a spolehlivost p\u0159i p\u0159enosu kapalin.<\/p><\/div>
      \n

      <\/svg> Sva\u0159ovan\u00e9 hlin\u00edkov\u00e9 trubky jsou stejn\u011b t\u011bsn\u00e9 a tlakov\u011b odoln\u00e9 jako beze\u0161v\u00e9 trubky pro aplikace s kritick\u00fdmi kapalinami.<\/b>False<\/span><\/p>

      Sva\u0159ovan\u00e9 trubky maj\u00ed svarov\u00e9 \u0161vy, kter\u00e9 mohou b\u00fdt pod tlakem nebo nam\u00e1h\u00e1n\u00edm slab\u00fdm m\u00edstem, tak\u017ee jsou pro kritick\u00e9 kapaliny m\u00e9n\u011b spolehliv\u00e9 ne\u017e beze\u0161v\u00e9 trubky.<\/p><\/div><\/p>\n

      Kter\u00fd typ je odoln\u011bj\u0161\u00ed proti korozi?<\/h2>\n

      Odolnost proti korozi nen\u00ed jen o slitin\u011b - z\u00e1le\u017e\u00ed tak\u00e9 na konzistenci a celistvosti povrchu.<\/p>\n

      Beze\u0161v\u00e9 trubky l\u00e9pe odol\u00e1vaj\u00ed korozi d\u00edky homogenn\u00ed struktu\u0159e a absenci pnut\u00ed nebo defekt\u016f souvisej\u00edc\u00edch se sva\u0159ov\u00e1n\u00edm. Sva\u0159ovan\u00e9 \u0161vy se mohou st\u00e1t inicia\u010dn\u00edmi m\u00edsty koroze.<\/strong><\/p>\n

      \"Hlin\u00edkov\u00e9
      Hlin\u00edkov\u00e9 vytla\u010dov\u00e1n\u00ed Hlin\u00edkov\u00e9 roletov\u00e9 profily<\/figcaption><\/figure>\n<\/p>\n

      Pro\u010d je bezprobl\u00e9mov\u00fd provoz lep\u0161\u00ed<\/h3>\n
        \n
      • \u017d\u00e1dn\u00e9 z\u00f3ny zasa\u017een\u00e9 teplem<\/li>\n
      • \u017d\u00e1dn\u00e9 zbytkov\u00e9 nap\u011bt\u00ed ve svaru<\/li>\n
      • Rovnom\u011brn\u011bj\u0161\u00ed eloxov\u00e1n\u00ed nebo potahov\u00e1n\u00ed<\/li>\n
      • Hlad\u0161\u00ed povrch = m\u00e9n\u011b past\u00ed koroze<\/li>\n<\/ul>\n

        V drsn\u00e9m prost\u0159ed\u00ed - v mo\u0159i, v chemick\u00fdch nebo vlhk\u00fdch podm\u00ednk\u00e1ch - maj\u00ed beze\u0161v\u00e9 trubky obvykle del\u0161\u00ed \u017eivotnost a \u00fa\u010dinn\u011bji odol\u00e1vaj\u00ed d\u016flkov\u00e9 korozi nebo prask\u00e1n\u00ed pod nap\u011bt\u00edm.<\/p>\n

        <\/svg> Proto\u017ee beze\u0161v\u00e9 hlin\u00edkov\u00e9 trubky nemaj\u00ed \u017e\u00e1dn\u00e9 \u0161vy ani svarov\u00e9 spoje, vykazuj\u00ed obvykle lep\u0161\u00ed odolnost proti korozi ne\u017e trubky sva\u0159ovan\u00e9.<\/b>Pravda<\/span><\/p>

        Beze\u0161v\u00e9 trubky se vyh\u00fdbaj\u00ed mikrostrukturn\u00edm defekt\u016fm a koncentrac\u00edm nap\u011bt\u00ed souvisej\u00edc\u00edm se sva\u0159ov\u00e1n\u00edm, kter\u00e9 mohou iniciovat korozi nebo \u00fanavovou korozi.<\/p><\/div>
        \n

        <\/svg> Sva\u0159ovan\u00e9 hlin\u00edkov\u00e9 trubky odol\u00e1vaj\u00ed korozi stejn\u011b jako beze\u0161v\u00e9 trubky ve v\u0161ech prost\u0159ed\u00edch.<\/b>False<\/span><\/p>

        Svarov\u00e9 \u0161vy a tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3ny ve sva\u0159ovan\u00fdch trubk\u00e1ch mohou p\u016fsobit jako m\u00edsta iniciace koroze, tak\u017ee jejich korozn\u00ed odolnost je v drsn\u00e9m prost\u0159ed\u00ed obecn\u011b ni\u017e\u0161\u00ed.<\/p><\/div><\/p>\n

        Z\u00e1v\u011br<\/h2>\n

        Volba mezi beze\u0161v\u00fdmi a sva\u0159ovan\u00fdmi hlin\u00edkov\u00fdmi v\u00fdlisky z\u00e1vis\u00ed na pou\u017eit\u00ed. Pro p\u0159enos tekutin, vysok\u00fd tlak, kritick\u00e9 konstruk\u010dn\u00ed pou\u017eit\u00ed nebo korozivn\u00ed prost\u0159ed\u00ed - beze\u0161v\u00e9 trubky obecn\u011b poskytuj\u00ed lep\u0161\u00ed pevnost, t\u011bsnost, rovnom\u011brnost a trvanlivost. Pokud v\u00edce ne\u017e na maxim\u00e1ln\u00edm v\u00fdkonu z\u00e1le\u017e\u00ed na n\u00e1kladech, flexibilit\u011b, velikosti nebo dob\u011b realizace, z\u016fst\u00e1vaj\u00ed sva\u0159ovan\u00e9 trubky \u017eivotaschopnou a ekonomickou volbou.<\/p>","protected":false},"excerpt":{"rendered":"

        Flat Aluminum Extrusions Aluminum tubes sometimes crack, leak, or corrode \u2014 problems buyers hate. Choosing the wrong tube type increases that risk. Seamless and welded aluminum extruded tubes differ in strength, uniformity, cost, and suitability. The right choice depends on use case, not just price. Let\u2019s explore how they differ in production, strength, corrosion resistance, […]<\/p>\n","protected":false},"author":6,"featured_media":7453,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_analysis_target_kw":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-26755","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-custom-mold"],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/26755","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/comments?post=26755"}],"version-history":[{"count":0,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/26755\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media\/7453"}],"wp:attachment":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media?parent=26755"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/categories?post=26755"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/tags?post=26755"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}