{"id":9492,"date":"2025-11-18T14:38:25","date_gmt":"2025-11-18T14:38:25","guid":{"rendered":"https:\/\/premiumalu.com\/discover-the-best-weldable-aluminum-alloys-of-2025\/"},"modified":"2026-07-27T12:39:28","modified_gmt":"2026-07-27T12:39:28","slug":"objevte-nejlepsi-svaritelne-hlinikove-slitiny-roku-2025","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/cs\/discover-the-best-weldable-aluminum-alloys-of-2025\/","title":{"rendered":"Nejlep\u0161\u00ed sva\u0159iteln\u00e9 hlin\u00edkov\u00e9 slitiny: 5052, 5083, 6061 a co je \u010din\u00ed funk\u010dn\u00edmi"},"content":{"rendered":"<h2>Rychl\u00fd p\u0159ehled<\/h2>\n<ul>\n<li>\u0158ady 5xxx a 6xxx nab\u00edzej\u00ed nejlep\u0161\u00ed rovnov\u00e1hu mezi sva\u0159itelnost\u00ed, pevnost\u00ed a odolnost\u00ed proti korozi pro v\u011bt\u0161inu v\u00fdrobn\u00edch prac\u00ed.<\/li>\n<li>\u010c\u00edslo slitiny je pouze v\u00fdchoz\u00edm bodem \u2014 stav (temper), volba p\u0159\u00eddavn\u00e9ho materi\u00e1lu, konstrukce spoje a sva\u0159ovac\u00ed proces ovliv\u0148uj\u00ed, zda svar usp\u011bje.<\/li>\n<li>Slitiny s vysok\u00fdm obsahem m\u011bdi (2xxx) a zinku (7xxx) jsou n\u00e1chyln\u011bj\u0161\u00ed k prask\u00e1n\u00ed a obvykle vy\u017eaduj\u00ed \u0159\u00edzen\u00e9 postupy a specializovan\u00fd p\u0159\u00eddavn\u00fd materi\u00e1l.<\/li>\n<li>P\u0159izp\u016fsoben\u00ed p\u0159\u00eddavn\u00e9ho materi\u00e1lu chemick\u00e9mu slo\u017een\u00ed z\u00e1kladn\u00ed slitiny je kl\u00ed\u010dov\u00e9 pro zabr\u00e1n\u011bn\u00ed p\u00f3rovitosti, hork\u00e9mu prask\u00e1n\u00ed a ztr\u00e1t\u011b pevnosti po sva\u0159ov\u00e1n\u00ed.<\/li>\n<li>N\u00e1kup od dodavatele, kter\u00fd dod\u00e1v\u00e1 certifikovan\u00fd materi\u00e1l ve spr\u00e1vn\u00e9m stavu s \u00fapln\u00fdmi protokoly o zkou\u0161k\u00e1ch materi\u00e1lu (MTR), sni\u017euje \u010das p\u0159\u00edpravy a v\u00fdrobn\u00ed riziko.<\/li>\n<\/ul>\n<p><figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/11\/b0556579-b6d9-44bc-b14e-415679ee7d4b.png\" alt=\"Porovn\u00e1n\u00ed sva\u0159iteln\u00fdch hlin\u00edkov\u00fdch slitin \u2014 materi\u00e1ly ve form\u011b plech\u016f a desek 5052, 5083 a 6061\"><\/figure>\n<\/p>\n<h2>\u00davod<\/h2>\n<p>Poruchy hlin\u00edkov\u00fdch svar\u016f lze \u010dasto vysledovat zp\u011bt k jednomu rozhodnut\u00ed u\u010din\u011bn\u00e9mu p\u0159ed zap\u00e1len\u00edm oblouku: volb\u011b slitiny. B\u011b\u017en\u00fd sc\u00e9n\u00e1\u0159 \u2014 v\u00fdrobn\u00ed d\u00edlna objedn\u00e1 plech \u201c5083\u201d, sva\u0159\u00ed jej a sleduje prask\u00e1n\u00ed spoj\u016f. Plech se uk\u00e1\u017ee m\u00edt obsah \u017eeleza nad 0,6%, \u010d\u00edm\u017e nespl\u0148uje po\u017eadavky AWS D1.2. Materi\u00e1l byl mimo specifikaci, nikoli sv\u00e1\u0159e\u010d.<\/p>\n<p>Tento \u010dl\u00e1nek porovn\u00e1v\u00e1 slitiny, kter\u00e9 se spolehliv\u011b sva\u0159uj\u00ed za b\u011b\u017en\u00fdch v\u00fdrobn\u00edch podm\u00ednek \u2014 5052, <a href=\"https:\/\/premiumalu.com\/cs\/hlinik-5083-h321-komplexni-pruvodce\/\">5083<\/a>a <a href=\"https:\/\/premiumalu.com\/cs\/kompletni-pruvodce-hlinikem-6061\/\">6061<\/a> \u2014 a vysv\u011btluje, pro\u010d stav (temper), volba p\u0159\u00eddavn\u00e9ho materi\u00e1lu a proces z\u00e1le\u017e\u00ed stejn\u011b jako \u010d\u00edslo slitiny. C\u00edlem je pomoci v\u00fdrobn\u00edm t\u00fdm\u016fm, pracovn\u00edk\u016fm n\u00e1kupu a in\u017een\u00fdr\u016fm vybrat spr\u00e1vn\u00fd materi\u00e1l p\u0159ed zah\u00e1jen\u00edm sva\u0159ov\u00e1n\u00ed.<\/p>\n<h2>Faktory ovliv\u0148uj\u00edc\u00ed sva\u0159itelnost hlin\u00edkov\u00fdch slitin<\/h2>\n<p>Sva\u0159itelnost se pohybuje od p\u0159\u00edm\u00e9 a\u017e po vysoce z\u00e1vislou na procesu. \u010cty\u0159i faktory ur\u010duj\u00ed v\u011bt\u0161inu rozd\u00edl\u016f.<\/p>\n<h3>1. Chemick\u00e9 slo\u017een\u00ed (\u00farovn\u011b Mg, Si, Fe, Cu)<\/h3>\n<p>Ho\u0159\u010d\u00edk zpev\u0148uje hlin\u00edk a zlep\u0161uje odolnost proti korozi. K\u0159em\u00edk zvy\u0161uje tekutost svarov\u00e9 l\u00e1zn\u011b a pevnost spoje. Problematick\u00fdmi prvky jsou \u017eelezo a m\u011b\u010f \u2014 nadbytek \u017eeleza podporuje hork\u00e9 prask\u00e1n\u00ed a slitiny bohat\u00e9 na m\u011b\u010f vytv\u00e1\u0159ej\u00ed ve svarov\u00e9 z\u00f3n\u011b k\u0159ehk\u00e9 intermetalick\u00e9 f\u00e1ze.<\/p>\n<ul>\n<li>\u0158ada 5xxx (Mg jako hlavn\u00ed leguj\u00edc\u00ed prvek): obecn\u011b sva\u0159iteln\u00e1; hlavn\u00ed v\u00fdzvou je kontrola deformac\u00ed.<\/li>\n<li>\u0158ada 6xxx (Mg + Si): sva\u0159iteln\u00e1 se spr\u00e1vn\u00fdm p\u0159\u00eddavn\u00fdm materi\u00e1lem a stavem; hlavn\u00edm kompromisem je zm\u011bknut\u00ed tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3ny.<\/li>\n<li>\u0158ady 2xxx a 7xxx (Cu\/Zn): n\u00e1chyln\u00e9 k prask\u00e1n\u00ed; vy\u017eaduj\u00ed \u0159\u00edzen\u00fd tepeln\u00fd p\u0159\u00edkon a specializovan\u00e9 p\u0159\u00eddavn\u00e9 ty\u010de.<\/li>\n<\/ul>\n<h3>2. Tepeln\u00e1 vodivost<\/h3>\n<p>Hlin\u00edk vede teplo p\u0159ibli\u017en\u011b \u010dty\u0159ikr\u00e1t rychleji ne\u017e ocel. Vysok\u00e1 tepeln\u00e1 vodivost odv\u00e1d\u00ed teplo ze svarov\u00e9 l\u00e1zn\u011b, co\u017e zt\u011b\u017euje konzistentn\u00ed pr\u016fvar. Slitiny s vy\u0161\u0161\u00ed vodivost\u00ed vy\u017eaduj\u00ed vy\u0161\u0161\u00ed tepeln\u00fd p\u0159\u00edkon nebo p\u0159edeh\u0159ev a sva\u0159ovac\u00ed postup mus\u00ed kompenzovat rychlou ztr\u00e1tu tepla.<\/p>\n<h3>3. Vrstva povrchov\u00e9ho oxidu<\/h3>\n<p>Vrstva oxidu hlinit\u00e9ho taje p\u0159i p\u0159ibli\u017en\u011b 2070 \u00b0C, zat\u00edmco samotn\u00fd hlin\u00edk taje p\u0159i 660 \u00b0C. Pokud nen\u00ed oxid p\u0159ed sva\u0159ov\u00e1n\u00edm odstran\u011bn \u2014 mechanicky nebo chemicky \u2014 m\u016f\u017ee b\u00fdt zachycen ve svarov\u00e9 l\u00e1zni a zp\u016fsobit p\u00f3rovitost nebo vady typu nedostate\u010dn\u00e9ho nataven\u00ed. Spr\u00e1vn\u00e1 p\u0159\u00edprava povrchu je p\u0159edpokladem, nikoli voliteln\u00fdm krokem.<\/p>\n<h3>4. Stav (temper)<\/h3>\n<p>Stav p\u0159\u00edmo ovliv\u0148uje, jak slitina reaguje na sva\u0159ovac\u00ed teplo. Slitina ve stavu O (\u017e\u00edh\u00e1no) nebo H32 se sva\u0159uje plynuleji ne\u017e stejn\u00e1 slitina v tv\u00e1\u0159en\u00e9m za studena nebo precipita\u010dn\u011b vytvrzen\u00e9m stavu. Materi\u00e1l ve stavu T6 je n\u00e1chyln\u00fd ke zm\u011bknut\u00ed tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3ny a prask\u00e1n\u00ed, pokud nen\u00ed \u0159\u00edzen spr\u00e1vn\u00fdm p\u0159\u00eddavn\u00fdm materi\u00e1lem a n\u00e1sledn\u00fdm o\u0161et\u0159en\u00edm po sva\u0159ov\u00e1n\u00ed.<\/p>\n<h2>Pro\u010d sva\u0159iteln\u00fd hlin\u00edk nen\u00ed jen o \u010d\u00edsle slitiny<\/h2>\n<p>Standardn\u00ed pravidlo \u2014 1xxx, 5xxx a 6xxx jsou sva\u0159iteln\u00e9; 2xxx a 7xxx nejsou \u2014 je zjednodu\u0161en\u00ed, kter\u00e9 se v re\u00e1ln\u00e9 v\u00fdrob\u011b hrout\u00ed. P\u011bt prom\u011bnn\u00fdch ur\u010duje skute\u010dnou sva\u0159itelnost.<\/p>\n<h3>1. \u010c\u00edslo slitiny z\u00e1le\u017e\u00ed, ale pouze \u010d\u00e1ste\u010dn\u011b<\/h3>\n<p>Ka\u017ed\u00e1 \u0159ada m\u00e1 charakteristick\u00e9 sva\u0159ovac\u00ed chov\u00e1n\u00ed, ale v r\u00e1mci ka\u017ed\u00e9 \u0159ady existuje p\u0159ekryv.<\/p>\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th>S\u00e9rie<\/th>\n<th>Hlavn\u00ed leguj\u00edc\u00ed prvek<\/th>\n<th>Obecn\u00e1 sva\u0159itelnost<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1xxx<\/td>\n<td>\u010cist\u00fd hlin\u00edk (99,0%+)<\/td>\n<td>Vynikaj\u00edc\u00ed<\/td>\n<\/tr>\n<tr>\n<td>2xxx<\/td>\n<td>M\u011b\u010f<\/td>\n<td>\u0160patn\u00e1; n\u00e1chyln\u00fd k prask\u00e1n\u00ed<\/td>\n<\/tr>\n<tr>\n<td>3xxx<\/td>\n<td>Mangan<\/td>\n<td>Dobr\u00fd<\/td>\n<\/tr>\n<tr>\n<td>4xxx<\/td>\n<td>K\u0159em\u00edk<\/td>\n<td>Dobr\u00e1; pou\u017e\u00edv\u00e1 se hlavn\u011b jako p\u0159\u00eddavn\u00fd materi\u00e1l<\/td>\n<\/tr>\n<tr>\n<td>5xxx<\/td>\n<td>Ho\u0159\u010d\u00edk<\/td>\n<td>Vynikaj\u00edc\u00ed<\/td>\n<\/tr>\n<tr>\n<td>6xxx<\/td>\n<td>Ho\u0159\u010d\u00edk + k\u0159em\u00edk<\/td>\n<td>Dobr\u00e1; z\u00e1visl\u00e1 na stavu<\/td>\n<\/tr>\n<tr>\n<td>7xxx<\/td>\n<td>Zinek<\/td>\n<td>\u0160patn\u00e1; n\u00e1chyln\u00fd k prask\u00e1n\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>2. Tvrdost je stejn\u011b d\u016fle\u017eit\u00e1 jako \u010d\u00edslo slitiny<\/h3>\n<p>6061 ve stavu O se spolehliv\u011b sva\u0159uje. 6061 ve stavu T6 m\u016f\u017ee praskat v tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3n\u011b, pokud p\u0159\u00eddavn\u00e1 ty\u010d a n\u00e1sledn\u00e9 o\u0161et\u0159en\u00ed po sva\u0159ov\u00e1n\u00ed nejsou spr\u00e1vn\u00e9. Stejn\u00e1 slitina v jin\u00e9m stavu se pod obloukem chov\u00e1 odli\u0161n\u011b \u2014 p\u0159edpokl\u00e1dat opak je jednou z nej\u010dast\u011bj\u0161\u00edch chyb p\u0159i sva\u0159ov\u00e1n\u00ed hlin\u00edku.<\/p>\n<h3>3. Spr\u00e1vn\u00e1 p\u0159\u00eddavn\u00e1 ty\u010d m\u016f\u017ee u\u010dinit obt\u00ed\u017enou slitinu sva\u0159itelnou<\/h3>\n<p>Volba p\u0159\u00eddavn\u00e9ho materi\u00e1lu ur\u010duje, zda svar prask\u00e1, vykazuje p\u00f3rovitost nebo si zachov\u00e1v\u00e1 pevnost. Pro slitiny 5xxx jsou standardn\u00edmi p\u0159\u00eddavn\u00fdmi materi\u00e1ly 5356 a 5183 \u2014 5183 je vy\u017eadov\u00e1n, kdy\u017e z\u00e1kladn\u00ed slitina obsahuje v\u00edce ne\u017e 3% Mg pro zachov\u00e1n\u00ed odolnosti proti korozi. Pro slitiny 6xxx jsou b\u011b\u017enou volbou 4043 a 5356, p\u0159i\u010dem\u017e 4043 poskytuje lep\u0161\u00ed odolnost proti prask\u00e1n\u00ed a 5356 nab\u00edz\u00ed vy\u0161\u0161\u00ed pevnost a lep\u0161\u00ed barevn\u00fd soulad po eloxov\u00e1n\u00ed.<\/p>\n<h3>4. Konstrukce spoje a tlou\u0161\u0165ka z\u00e1le\u017e\u00ed stejn\u011b jako slitina<\/h3>\n<p>Sva\u0159iteln\u00e1 slitina ve \u0161patn\u011b navr\u017een\u00e9m spoji st\u00e1le sel\u017ee. T\u011bsn\u00e9 ko\u0159enov\u00e9 mezery, nevhodn\u00e9 \u00fahly zkosen\u00ed a rozd\u00edly tlou\u0161t\u011bk vytv\u00e1\u0159ej\u00ed koncentrace nap\u011bt\u00ed, kter\u00e9 podporuj\u00ed prask\u00e1n\u00ed \u2014 zejm\u00e9na u hlin\u00edku, kde vysok\u00fd koeficient tepeln\u00e9 rozta\u017enosti zesiluje probl\u00e9my s l\u00edcov\u00e1n\u00edm b\u011bhem oh\u0159\u00edvac\u00edch a chladic\u00edch cykl\u016f.<\/p>\n<h3>5. Sva\u0159ovac\u00ed proces ur\u010duje, co je sva\u0159iteln\u00e9<\/h3>\n<p>GTAW (TIG) poskytuje lep\u0161\u00ed kontrolu tepla a je preferov\u00e1n pro ten\u010d\u00ed pr\u016f\u0159ezy a slitiny n\u00e1chyln\u00e9 k prask\u00e1n\u00ed. GMAW (MIG) nab\u00edz\u00ed vy\u0161\u0161\u00ed depozi\u010dn\u00ed rychlosti pro siln\u011bj\u0161\u00ed pr\u016f\u0159ezy, ale vy\u017eaduje p\u0159\u00edsn\u011bj\u0161\u00ed kontrolu parametr\u016f. Slitina, kter\u00e1 se \u010dist\u011b sva\u0159uje metodou TIG, m\u016f\u017ee p\u0159i metod\u011b MIG vykazovat p\u00f3rovitost, pokud nen\u00ed optimalizov\u00e1no kryc\u00ed plynov\u00e9 prost\u0159ed\u00ed nebo rychlost posuvu. Proces, nejen materi\u00e1l, ur\u010duje v\u00fdsledek svaru.<\/p>\n<h2>Nejlep\u0161\u00ed sva\u0159iteln\u00e9 hlin\u00edkov\u00e9 slitiny pro v\u00fdrobu<\/h2>\n<p>T\u0159i slitiny pokr\u00fdvaj\u00ed v\u011bt\u0161inu sva\u0159ovan\u00fdch hlin\u00edkov\u00fdch v\u00fdrobn\u00edch prac\u00ed. Ka\u017ed\u00e1 m\u00e1 jasn\u00fd profil pevnosti, ale spr\u00e1vn\u00e1 volba z\u00e1vis\u00ed na provozn\u00edm prost\u0159ed\u00ed, po\u017eadavku na pevnost a stavu po sva\u0159ov\u00e1n\u00ed.<\/p>\n<h3>5052-H32<\/h3>\n<p><strong>Nejlep\u0161\u00ed pro:<\/strong> Obecn\u00e1 v\u00fdroba plechov\u00fdch d\u00edl\u016f, palivov\u00e9 n\u00e1dr\u017ee, n\u00e1mo\u0159n\u00ed komponenty, automobilov\u00e9 panely a tlakov\u00e9 n\u00e1doby, kde z\u00e1le\u017e\u00ed v\u00edce na tva\u0159itelnosti a odolnosti proti korozi ne\u017e na \u0161pi\u010dkov\u00e9 pevnosti.<\/p>\n<p>5052-H32 je nejpou\u017e\u00edvan\u011bj\u0161\u00ed netepeln\u011b zpracovateln\u00e1 sva\u0159iteln\u00e1 slitina. Jej\u00ed st\u0159edn\u00ed obsah ho\u0159\u010d\u00edku (2,2\u20132,8%) poskytuje dobrou pevnost bez citlivosti na hork\u00e9 prask\u00e1n\u00ed u slitin 5xxx s vy\u0161\u0161\u00edm obsahem Mg.<\/p>\n<ul>\n<li><strong>Sva\u0159itelnost:<\/strong> Vynikaj\u00edc\u00ed jak p\u0159i GTAW, tak GMAW. N\u00edzk\u00e1 citlivost na prask\u00e1n\u00ed.<\/li>\n<li><strong>P\u0159\u00eddavn\u00fd materi\u00e1l:<\/strong> 5356 pro v\u011bt\u0161inu aplikac\u00ed; 5554, kdy\u017e provozn\u00ed teplota p\u0159esahuje 65 \u00b0C.<\/li>\n<li><strong>Pevnost po sva\u0159ov\u00e1n\u00ed:<\/strong> Tepeln\u011b ovlivn\u011bn\u00e1 z\u00f3na ztr\u00e1c\u00ed \u010d\u00e1st pevnosti z tv\u00e1\u0159en\u00ed za studena. Pro nekonstruk\u010dn\u00ed pr\u00e1ce je to obvykle p\u0159ijateln\u00e9 bez n\u00e1sledn\u00e9ho o\u0161et\u0159en\u00ed po sva\u0159ov\u00e1n\u00ed.<\/li>\n<li><strong>Odolnost proti korozi:<\/strong> Dobr\u00e1 v n\u00e1mo\u0159n\u00edm a pr\u016fmyslov\u00e9m prost\u0159ed\u00ed. P\u0159ijateln\u00e1 pro n\u00e1mo\u0159n\u00ed aplikace nad vodoryskou.<\/li>\n<li><strong>Omezen\u00ed:<\/strong> Nen\u00ed tepeln\u011b zpracovateln\u00e1; nelze ji tepeln\u011b zpevnit nad H32\/H34. Pevnostn\u00ed strop je ni\u017e\u0161\u00ed ne\u017e u 5083 nebo 6061-T6.<\/li>\n<\/ul>\n<p><strong>V\u00fdhoda Linsy:<\/strong> Plech a deska 5052-H32 na sklad\u011b s \u00fapln\u00fdmi MTR. Zak\u00e1zkov\u00e9 \u0159ez\u00e1n\u00ed na m\u00edru sni\u017euje \u010das p\u0159\u00edpravy p\u0159ed sva\u0159ov\u00e1n\u00edm.<\/p>\n<h3>5083-H116\/H321<\/h3>\n<p><strong>Nejlep\u0161\u00ed pro:<\/strong> Konstrukce n\u00e1mo\u0159n\u00edch trup\u016f, stavba lod\u00ed, kryogenn\u00ed n\u00e1dr\u017ee, tlakov\u00e9 n\u00e1doby a t\u011b\u017ek\u00e9 konstruk\u010dn\u00ed v\u00fdroby, kde jsou vy\u017eadov\u00e1ny vysok\u00e1 pevnost a odolnost proti korozi v mo\u0159sk\u00e9 vod\u011b.<\/p>\n<p>5083 obsahuje vy\u0161\u0161\u00ed pod\u00edl ho\u0159\u010d\u00edku (4,0\u20134,9%) plus mangan a chrom pro zjemn\u011bn\u00ed zrna. Je to nejpevn\u011bj\u0161\u00ed netepeln\u011b zpracovateln\u00e1 hlin\u00edkov\u00e1 slitina v b\u011b\u017en\u00e9m v\u00fdrobn\u00edm pou\u017eit\u00ed.<\/p>\n<ul>\n<li><strong>Sva\u0159itelnost:<\/strong> Vynikaj\u00edc\u00ed. N\u00edzk\u00e1 citlivost na prask\u00e1n\u00ed p\u0159i pou\u017eit\u00ed spr\u00e1vn\u00e9ho p\u0159\u00eddavn\u00e9ho materi\u00e1lu.<\/li>\n<li><strong>P\u0159\u00eddavn\u00fd materi\u00e1l:<\/strong> 5183 je vy\u017eadov\u00e1n pro odpov\u00eddaj\u00edc\u00ed odolnost proti korozi p\u0159i \u00farovn\u00edch Mg nad 3%. 5356 lze pou\u017e\u00edt pro ni\u017e\u0161\u00ed t\u0159\u00eddy 5xxx s ni\u017e\u0161\u00edm obsahem Mg.<\/li>\n<li><strong>Pevnost po sva\u0159ov\u00e1n\u00ed:<\/strong> Zm\u011bknut\u00ed tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3ny je m\u00edrn\u00e9. Svarov\u00fd spoj v neupraven\u00e9m stavu si zachov\u00e1v\u00e1 dobrou pevnost pro v\u011bt\u0161inu konstruk\u010dn\u00edch aplikac\u00ed.<\/li>\n<li><strong>Odolnost proti korozi:<\/strong> Vynikaj\u00edc\u00ed v mo\u0159sk\u00e9 vod\u011b a n\u00e1mo\u0159n\u00edch atmosf\u00e9r\u00e1ch. Stavy H116 a H321 jsou speci\u00e1ln\u011b navr\u017eeny pro odolnost proti delaminaci a mezikrystalov\u00e9 korozi.<\/li>\n<li><strong>Omezen\u00ed:<\/strong> Nen\u00ed tepeln\u011b zpracovateln\u00e1. Riziko senzibilizace (sr\u00e1\u017een\u00ed na hranic\u00edch zrn) m\u016f\u017ee nastat p\u0159i dlouhodob\u00e9m vystaven\u00ed provozn\u00edm teplot\u00e1m nad 65 \u00b0C. Vy\u0161\u0161\u00ed n\u00e1klady ne\u017e u 5052.<\/li>\n<\/ul>\n<p><strong>V\u00fdhoda Linsy:<\/strong> Deska a plech 5083-H116 s \u00fapln\u00fdmi MTR. K dispozici slu\u017eba \u0159ez\u00e1n\u00ed na m\u00edru. Certifikovan\u00e9 ozna\u010den\u00ed stavu eliminuje dohady p\u0159ed sva\u0159ov\u00e1n\u00edm.<\/p>\n<h3>6061-O\/T4<\/h3>\n<p><strong>Nejlep\u0161\u00ed pro:<\/strong> Konstruk\u010dn\u00ed r\u00e1my, z\u00e1kladny stroj\u016f, j\u00edzdn\u00ed kola, automobilov\u00e9 komponenty a sva\u0159ovan\u00e9 sestavy, kde m\u016f\u017ee n\u00e1sledn\u00e9 tepeln\u00e9 zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed obnovit pevnost T6.<\/p>\n<p>6061 je nejb\u011b\u017en\u011bj\u0161\u00ed tepeln\u011b zpracovateln\u00e1 konstruk\u010dn\u00ed hlin\u00edkov\u00e1 slitina. Jej\u00ed sva\u0159ovac\u00ed chov\u00e1n\u00ed siln\u011b z\u00e1vis\u00ed na v\u00fdchoz\u00edm stavu.<\/p>\n<ul>\n<li><strong>Sva\u0159itelnost:<\/strong> Dobr\u00e1 ve stavech O a T4. Stav T6 je n\u00e1chyln\u00fd k prask\u00e1n\u00ed v tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3n\u011b bez spr\u00e1vn\u00e9ho p\u0159\u00eddavn\u00e9ho materi\u00e1lu a postupu.<\/li>\n<li><strong>P\u0159\u00eddavn\u00fd materi\u00e1l:<\/strong> 4043 pro lep\u0161\u00ed odolnost proti prask\u00e1n\u00ed a tekutost; 5356 pro vy\u0161\u0161\u00ed pevnost a lep\u0161\u00ed barevn\u00fd soulad p\u0159i eloxov\u00e1n\u00ed.<\/li>\n<li><strong>Pevnost po sva\u0159ov\u00e1n\u00ed:<\/strong> V neupraven\u00e9m stavu po sva\u0159ov\u00e1n\u00ed kles\u00e1 pevnost tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3ny p\u0159ibli\u017en\u011b na \u00farove\u0148 T4. N\u00e1sledn\u00e9 st\u00e1rnut\u00ed m\u016f\u017ee obnovit v\u011bt\u0161inu vlastnost\u00ed T6, pokud lze sva\u0159ovanou sestavu tepeln\u011b zpracovat.<\/li>\n<li><strong>Odolnost proti korozi:<\/strong> Dobr\u00e1 v b\u011b\u017en\u00fdch atmosf\u00e9rick\u00fdch podm\u00ednk\u00e1ch. Ni\u017e\u0161\u00ed ne\u017e u 5052 nebo 5083 v n\u00e1mo\u0159n\u00edm prost\u0159ed\u00ed.<\/li>\n<li><strong>Omezen\u00ed:<\/strong> Tepeln\u00e9 zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed nen\u00ed u velk\u00fdch sestav v\u017edy praktick\u00e9. Bez n\u011bj pracuje svarov\u00fd spoj se sn\u00ed\u017eenou pevnost\u00ed. Riziko galvanick\u00e9 koroze se zvy\u0161uje p\u0159i spojen\u00ed se slitinami obsahuj\u00edc\u00edmi m\u011b\u010f bez izolace.<\/li>\n<\/ul>\n<p><strong>V\u00fdhoda Linsy:<\/strong> Desky a ty\u010de z 6061-O jsou skladem pro sva\u0159ovac\u00ed projekty. Materi\u00e1l doraz\u00ed ve spr\u00e1vn\u00e9m v\u00fdchoz\u00edm temperovac\u00edm stavu s \u00fapln\u00fdmi MTR certifik\u00e1ty \u2014 nen\u00ed nutn\u00e9 intern\u00ed \u017e\u00edh\u00e1n\u00ed p\u0159ed v\u00fdrobou.<\/p>\n<h2>Co d\u011bl\u00e1 dodavatele hlin\u00edku p\u0159ipraven\u00e9ho na sva\u0159ov\u00e1n\u00ed<\/h2>\n<p>Dodavatel p\u0159ipraven\u00fd na sva\u0159ov\u00e1n\u00ed d\u011bl\u00e1 v\u00edce ne\u017e jen dod\u00e1v\u00e1 materi\u00e1l. Spr\u00e1vn\u00fd dodavatel dod\u00e1v\u00e1 slitinu v p\u0159edepsan\u00e9m temperovac\u00edm stavu, s dohledatelnou dokumentac\u00ed a v povrchov\u00e9m stavu p\u0159ipraven\u00e9m pro sva\u0159ovac\u00ed st\u016fl.<\/p>\n<p><strong>Spole\u010dnost Linsy Aluminum dod\u00e1v\u00e1 pro sva\u0159ovac\u00ed v\u00fdrobu:<\/strong><\/p>\n<p><strong>Certifikovan\u00fd materi\u00e1l s \u00faplnou dokumentac\u00ed<\/strong><\/p>\n<ul>\n<li>MTR\/MTC pro ka\u017edou objedn\u00e1vku \u2014 chemick\u00e9 slo\u017een\u00ed a mechanick\u00e9 vlastnosti dolo\u017een\u00e9 dle norem ASTM B209, EN AW nebo AMS.<\/li>\n<li>Spr\u00e1vn\u00e9 ozna\u010den\u00ed temperovac\u00edho stavu na ka\u017ed\u00e9m kuse: 5052-H32, 5083-H116, 6061-O \u2014 \u017e\u00e1dn\u00e9 dohady.<\/li>\n<\/ul>\n<p><strong>Syst\u00e9m managementu s certifikac\u00ed ISO<\/strong><\/p>\n<ul>\n<li>Certifikace ISO 9001, ISO 14001 a ISO 45001.<\/li>\n<li>Protokoly o zkou\u0161k\u00e1ch SGS k dispozici na vy\u017e\u00e1d\u00e1n\u00ed za p\u0159\u00edplatek za testov\u00e1n\u00ed.<\/li>\n<\/ul>\n<p><strong>Slu\u017eby s p\u0159idanou hodnotou<\/strong><\/p>\n<ul>\n<li>\u0158ez\u00e1n\u00ed na m\u00edru \u2014 sni\u017euje intern\u00ed \u010das p\u0159\u00edpravy a minimalizuje po\u0161kozen\u00ed hran p\u0159ed sva\u0159ov\u00e1n\u00edm.<\/li>\n<li>Ochrann\u00e1 f\u00f3lie \u2014 zabra\u0148uje povrchov\u00fdm \u0161kr\u00e1banc\u016fm a zachycen\u00ed oxid\u016f, kter\u00e9 zp\u016fsobuj\u00ed p\u00f3rovitost svar\u016f.<\/li>\n<li>Technick\u00e9 poradenstv\u00ed p\u0159i v\u00fdb\u011bru slitiny a p\u0159\u00eddavn\u00e9ho materi\u00e1lu pro konkr\u00e9tn\u00ed sva\u0159ovac\u00ed aplikace.<\/li>\n<\/ul>\n<p>Spole\u010dnost Linsy Aluminum je v\u00fdrobn\u00ed z\u00e1vod se s\u00eddlem v Shenzhenu s v\u00edce ne\u017e 20 lety pr\u016fmyslov\u00fdch zku\u0161enost\u00ed. Sortiment v\u00fdrobk\u016f zahrnuje hlin\u00edkov\u00e9 slitiny \u0159ad 1000\u20138000 ve form\u011b desek, ty\u010d\u00ed, trubek, dr\u00e1t\u016f, svitk\u016f, profil\u016f a blok\u016f. Intern\u00ed TIG sva\u0159ov\u00e1n\u00ed, MIG sva\u0159ov\u00e1n\u00ed a <a href=\"https:\/\/premiumalu.com\/cs\/cnc-obrabeni-hliniku-pruvodce-pro-zacatecniky\/\">CNC obr\u00e1b\u011bn\u00ed<\/a> kapacity podporuj\u00ed projekty, kter\u00e9 vy\u017eaduj\u00ed jak dod\u00e1vku materi\u00e1lu, tak n\u00e1sledn\u00e9 zpracov\u00e1n\u00ed.<\/p>\n<h2>Z\u00e1v\u011br<\/h2>\n<p>Slitiny 5052, 5083 a 6061 pokr\u00fdvaj\u00ed v\u011bt\u0161inu sva\u0159ovan\u00e9 hlin\u00edkov\u00e9 v\u00fdroby \u2014 ale samotn\u00e9 \u010d\u00edslo slitiny nep\u0159edpov\u00edd\u00e1 \u00fasp\u011b\u0161n\u00fd svar. Temperovac\u00ed stav, p\u0159\u00eddavn\u00fd materi\u00e1l, konstrukce spoje a volba procesu \u2014 to v\u0161e rozhoduje o tom, zda spoj vydr\u017e\u00ed. Hlavn\u00edm rizikem u v\u0161ech t\u0159\u00ed slitin nen\u00ed selh\u00e1n\u00ed slitiny, ale nesoulad specifikac\u00ed: \u0161patn\u00fd temperovac\u00ed stav dodan\u00fd ke sva\u0159ovac\u00edmu stolu, \u0161patn\u00e1 p\u0159\u00eddavn\u00e1 ty\u010d nebo materi\u00e1l, kter\u00fd nespl\u0148uje chemick\u00e9 po\u017eadavky p\u0159\u00edslu\u0161n\u00e9ho p\u0159edpisu.<\/p>\n<p>Spole\u010dnost Linsy Aluminum to \u0159e\u0161\u00ed dod\u00e1vkou slitin 5052, 5083 a 6061 ve spr\u00e1vn\u00fdch v\u00fdchoz\u00edch temperovac\u00edch stavech s \u00faplnou dokumentac\u00ed MTR, slu\u017ebou \u0159ez\u00e1n\u00ed na m\u00edru a technickou podporou p\u0159i v\u00fdb\u011bru slitiny a p\u0159\u00eddavn\u00e9ho materi\u00e1lu. T\u00edm se sni\u017euj\u00ed nej\u010dast\u011bj\u0161\u00ed body selh\u00e1n\u00ed p\u0159ed sva\u0159ov\u00e1n\u00edm \u2014 materi\u00e1l mimo specifikaci, \u0161patn\u00fd temperovac\u00ed stav a \u0161patn\u00fd povrchov\u00fd stav \u2014 d\u0159\u00edve, ne\u017e dojde k prvn\u00edmu zap\u00e1len\u00ed oblouku.<\/p>\n<p>Pokud projekt zahrnuje sva\u0159ovanou hlin\u00edkovou v\u00fdrobu, nestandardn\u00ed rozm\u011bry nebo specifick\u00e9 po\u017eadavky na p\u0159\u00eddavnou ty\u010d a p\u0159edpisy, <strong><a href=\"https:\/\/api.whatsapp.com\/send?phone=8618124703776&amp;utm_source=scalenut\" rel=\"noopener noreferrer\" target=\"_blank\" title=\"Kontaktujte spole\u010dnost Linsy Aluminum pro sva\u0159iteln\u00e9 hlin\u00edkov\u00e9 slitiny\">vy\u017e\u00e1dejte si technick\u00fd p\u0159ezkum s v\u00fdkresem nebo specifikac\u00ed materi\u00e1lu.<\/a><\/strong><\/p>\n<p><figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/11\/14e0b0dd-28f7-4bc9-a460-9dee6cb8db59.png\" alt=\"Sva\u0159iteln\u00e9 hlin\u00edkov\u00e9 slitiny dod\u00e1van\u00e9 spole\u010dnost\u00ed Linsy Aluminum \u2014 desky a plechy 5052, 5083 a 6061\"><\/figure>\n<\/p>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<h3>Jak\u00e9 jsou nej\u010dast\u011bji pou\u017e\u00edvan\u00e9 sva\u0159iteln\u00e9 slitiny hlin\u00edku?<\/h3>\n<p>Nej\u010dast\u011bji jsou p\u0159edepisov\u00e1ny slitiny 5052, 5083 a 6061. Slitiny 5052 a 5083 (\u0159ada 5xxx) nejsou tepeln\u011b zpracovateln\u00e9 a sva\u0159uj\u00ed se s n\u00edzkou n\u00e1chylnost\u00ed k prask\u00e1n\u00ed. Slitina 6061 (\u0159ada 6xxx) je tepeln\u011b zpracovateln\u00e1 a pevnost T6 lze obnovit st\u00e1rnut\u00edm po sva\u0159ov\u00e1n\u00ed.<\/p>\n<h3>Kter\u00e1 hlin\u00edkov\u00e1 slitina je pro za\u010d\u00e1te\u010dn\u00edky nejsn\u00e1ze sva\u0159iteln\u00e1?<\/h3>\n<p>5052-H32 z \u0159ady 5xxx. M\u00e1 n\u00edzkou n\u00e1chylnost k hork\u00e9mu prask\u00e1n\u00ed, p\u0159ij\u00edm\u00e1 b\u011b\u017en\u00e9 p\u0159\u00eddavn\u00e9 ty\u010de (5356) a sn\u00e1\u0161\u00ed \u0161ir\u0161\u00ed rozsah tepeln\u00e9ho p\u0159\u00edkonu ne\u017e 6061. Slitina 5083 se sva\u0159uje podobn\u011b dob\u0159e, ale vy\u017eaduje spr\u00e1vn\u00fd v\u00fdb\u011br p\u0159\u00eddavn\u00e9ho materi\u00e1lu (5183) pro korozn\u00ed odolnost v mo\u0159sk\u00e9m prost\u0159ed\u00ed.<\/p>\n<h3>Kter\u00fdm hlin\u00edkov\u00fdm slitin\u00e1m je t\u0159eba se p\u0159i obloukov\u00e9m sva\u0159ov\u00e1n\u00ed vyhnout?<\/h3>\n<p>Slitin\u00e1m \u0159ady 2xxx (obsahuj\u00edc\u00ed m\u011b\u010f) a \u0159ady 7xxx (obsahuj\u00edc\u00ed zinek) se obecn\u011b p\u0159i obloukov\u00e9m sva\u0159ov\u00e1n\u00ed vyh\u00fdb\u00e1me. Ob\u011b vytv\u00e1\u0159ej\u00ed v oblasti svaru k\u0159ehk\u00e9 intermetalick\u00e9 f\u00e1ze a jsou vysoce n\u00e1chyln\u00e9 k prask\u00e1n\u00ed. N\u011bkter\u00e9 slitiny \u0159ady 7xxx z rodiny 7005\/7020 jsou sva\u0159iteln\u00e9 za pou\u017eit\u00ed specializovan\u00fdch postup\u016f, ale tyto p\u0159\u00edpady jsou sp\u00ed\u0161e v\u00fdjimkou ne\u017e pravidlem.<\/p>\n<h3>Jak si stoj\u00ed sva\u0159itelnost hlin\u00edku 6061 ve srovn\u00e1n\u00ed se slitinami 5052 a 5083?<\/h3>\n<p>Slitina 6061 m\u00e1 dobrou sva\u0159itelnost v temperovac\u00edch stavech O a T4, ale vy\u017eaduje p\u0159\u00edsn\u011bj\u0161\u00ed kontrolu postupu ne\u017e slitiny 5052 nebo 5083. Temperovac\u00ed stav T6 je n\u00e1chyln\u00fd k prask\u00e1n\u00ed v tepeln\u011b ovlivn\u011bn\u00e9 oblasti bez spr\u00e1vn\u00e9ho p\u0159\u00eddavn\u00e9ho materi\u00e1lu (obvykle 4043 nebo 5356). St\u00e1rnut\u00ed po sva\u0159ov\u00e1n\u00ed m\u016f\u017ee obnovit pevnost T6 \u2014 tato mo\u017enost nen\u00ed dostupn\u00e1 u tepeln\u011b nezpracovateln\u00fdch slitin 5052 nebo 5083. Pro aplikace, kter\u00e9 nevy\u017eaduj\u00ed tepeln\u00e9 zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed, jsou slitiny 5052 nebo 5083 \u010dasto jednodu\u0161\u0161\u00ed volbou.<\/p>\n<h3>K jak\u00fdm probl\u00e9m\u016fm doch\u00e1z\u00ed p\u0159i sva\u0159ov\u00e1n\u00ed nesva\u0159iteln\u00fdch hlin\u00edkov\u00fdch slitin?<\/h3>\n<p>Hork\u00e9 prask\u00e1n\u00ed v oblasti svaru nebo tepeln\u011b ovlivn\u011bn\u00e9 oblasti, plynov\u00e1 p\u00f3rovitost zp\u016fsoben\u00e1 zachycen\u00fdm vod\u00edkem a v\u00fdrazn\u00e9 zm\u011bk\u010den\u00ed tepeln\u011b ovlivn\u011bn\u00e9 oblasti jsou nej\u010dast\u011bj\u0161\u00edmi poruchami. K\u0159ehk\u00e9 intermetalick\u00e9 slou\u010deniny vznikaj\u00edc\u00ed p\u0159i tuhnut\u00ed sni\u017euj\u00ed ta\u017enost spoje a korozn\u00ed odolnost, co\u017e \u010dasto zkracuje \u017eivotnost sva\u0159ovan\u00e9 sestavy pod \u00farove\u0148 po\u017eadovanou konstrukc\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"<p>Quick Summary The 5xxx and 6xxx series offer the best balance of weldability, strength, and corrosion resistance for most fabrication work. Alloy number is only the starting point \u2014 temper, filler metal choice, joint design, and welding process all affect whether a weld succeeds. High-copper (2xxx) and high-zinc (7xxx) alloys are more crack-sensitive and usually [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9486,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"The Best Weldable Aluminum Alloys: 5052, 5083, 6061 Comparison Guide","_seopress_titles_desc":"Compare weldable aluminum alloys \u2014 5052, 5083, and 6061 \u2014 with filler rod selection, temper guidance, and welding process considerations for fabrication. Includes supplier selection criteria.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[172],"tags":[],"class_list":["post-9492","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aluminum-production-process"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/9492","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/comments?post=9492"}],"version-history":[{"count":1,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/9492\/revisions"}],"predecessor-version":[{"id":10190,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/9492\/revisions\/10190"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media\/9486"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media?parent=9492"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/categories?post=9492"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/tags?post=9492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}