{"id":8661,"date":"2025-05-05T05:34:49","date_gmt":"2025-05-05T05:34:49","guid":{"rendered":"https:\/\/premiumalu.com\/5251-aluminum-sheet-essential-guide-for-buyers\/"},"modified":"2026-07-27T12:39:27","modified_gmt":"2026-07-27T12:39:27","slug":"5251-hlinikovy-plech-zakladni-pruvodce-pro-kupujici","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/cs\/5251-aluminum-sheet-essential-guide-for-buyers\/","title":{"rendered":"V\u0161e, co pot\u0159ebujete v\u011bd\u011bt o hlin\u00edku 5251"},"content":{"rendered":"<h2>Kl\u00ed\u010dov\u00e9 informace<\/h2>\n<ul>\n<li>Hlin\u00edk 5251 je st\u0159edn\u011b pevn\u00e1 slitina zn\u00e1m\u00e1 svou dobrou ta\u017enost\u00ed a vynikaj\u00edc\u00ed odolnost\u00ed proti korozi, zejm\u00e9na v mo\u0159sk\u00e9m prost\u0159ed\u00ed.<\/li>\n<li>Rychle tvrdne a nab\u00edz\u00ed vynikaj\u00edc\u00ed tv\u00e1\u0159itelnost pro r\u016fzn\u00e9 pr\u016fmyslov\u00e9 aplikace.<\/li>\n<li>Slitina je vysoce kompatibiln\u00ed se sva\u0159ovac\u00edmi procesy, optim\u00e1ln\u00edch v\u00fdsledk\u016f dos\u00e1hnete pou\u017eit\u00edm doporu\u010den\u00fdch p\u0159\u00eddavn\u00fdch dr\u00e1t\u016f, nap\u0159\u00edklad 5356 nebo 4043.<\/li>\n<li>D\u00edky chemick\u00e9mu slo\u017een\u00ed zahrnuj\u00edc\u00edmu ho\u0159\u010d\u00edk a mangan m\u00e1 vyv\u00e1\u017een\u00e9 mechanick\u00e9 vlastnosti.<\/li>\n<li>Mezi b\u011b\u017en\u00e1 pou\u017eit\u00ed pat\u0159\u00ed konstrukce lod\u00ed, panely vozidel a obecn\u00e9 pr\u00e1ce s plechem.<\/li>\n<li>Jeho v\u00fdkon je \u010dasto srovn\u00e1v\u00e1n s jin\u00fdmi obl\u00edben\u00fdmi hlin\u00edkov\u00fdmi slitinami, jako jsou 5052, 5083 a 6061.<\/li>\n<\/ul>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/05\/ce945e6d-73ad-44fe-bc7d-4a4cc5b8b518.png\" alt=\"P\u0159ehled vlastnost\u00ed a kl\u00ed\u010dov\u00fdch charakteristik hlin\u00edkov\u00e9ho plechu 5251\"><\/figure>\n<h2>\u00davod<\/h2>\n<p><a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-5251\/\">Hlin\u00edk 5251<\/a> Vynik\u00e1 svou odolnost\u00ed proti korozi, st\u0159edn\u00ed pevnost\u00ed a vynikaj\u00edc\u00ed ta\u017enost\u00ed, co\u017e z n\u00ed \u010din\u00ed spolehlivou volbu v pr\u016fmyslov\u00fdch odv\u011btv\u00edch vy\u017eaduj\u00edc\u00edch trvanliv\u00e9 a tv\u00e1rn\u00e9 materi\u00e1ly. D\u00edky sv\u00e9 v\u00fdjime\u010dn\u00e9 tv\u00e1\u0159itelnosti je tato slitina vhodn\u00e1 pro aplikace, jako jsou n\u00e1mo\u0159n\u00ed konstrukce, automobilov\u00e9 panely a lisovan\u00e9 v\u00fdlisky. Jej\u00ed schopnost odol\u00e1vat opot\u0159eben\u00ed v n\u00e1ro\u010dn\u00fdch podm\u00ednk\u00e1ch prost\u0159ed\u00ed, v\u010detn\u011b n\u00e1mo\u0159n\u00edho prost\u0159ed\u00ed, zvy\u0161uje jej\u00ed v\u0161estrannost. Jako materi\u00e1l s rychl\u00fdm deforma\u010dn\u00edm zpevn\u011bn\u00edm poskytuje praktick\u00e9 \u0159e\u0161en\u00ed pro v\u00fdrobn\u00ed a zpracovatelsk\u00e9 pot\u0159eby.<\/p>\n<h2>Co je hlin\u00edk 5251?<\/h2>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/05\/c0be530d-c947-4fe5-bc0a-a85d91f89705.png\" alt=\"Slo\u017een\u00ed slitiny hlin\u00edku 5251 a odolnost proti korozi\"><\/figure>\n<p>Hlin\u00edk 5251 je \u010dlenem hlin\u00edkov\u00fdch slitin \u0159ady 5000, tvo\u0159en\u00fdch p\u0159ev\u00e1\u017en\u011b ho\u0159\u010d\u00edkem. Tato slitina nen\u00ed tepeln\u011b zpracovateln\u00e1 a svou pevnost z\u00edsk\u00e1v\u00e1 procesy deforma\u010dn\u00edho zpevn\u011bn\u00ed. U\u017eivatel\u00e9 oce\u0148uj\u00ed jej\u00ed st\u0159edn\u00ed mechanickou pevnost a vynikaj\u00edc\u00ed odolnost proti korozi, co\u017e z n\u00ed \u010din\u00ed preferovanou volbu pro pr\u016fmyslov\u00e1 odv\u011btv\u00ed, kde je spolehliv\u00fd v\u00fdkon z\u00e1sadn\u00ed, zejm\u00e9na v n\u00e1ro\u010dn\u00fdch prost\u0159ed\u00edch. Jej\u00ed dobr\u00e1 ta\u017enost umo\u017e\u0148uje snadn\u00e9 p\u0159izp\u016fsoben\u00ed r\u016fzn\u00fdm tvar\u016fm a konstrukc\u00edm b\u011bhem zpracov\u00e1n\u00ed.<\/p>\n<p>V\u00fdznamnou vlastnost\u00ed t\u00e9to slitiny je jej\u00ed v\u00fdjime\u010dn\u00e1 odolnost proti mo\u0159sk\u00e9 korozi, proto se b\u011b\u017en\u011b pou\u017e\u00edv\u00e1 p\u0159i stavb\u011b lod\u00ed, silech a kontejnerech. Kombinace manganu a ho\u0159\u010d\u00edku v jej\u00edm chemick\u00e9m slo\u017een\u00ed zvy\u0161uje jej\u00ed vyv\u00e1\u017een\u00e9 mechanick\u00e9 a fyzik\u00e1ln\u00ed vlastnosti. Hlin\u00edk 5251 je vysoce sva\u0159iteln\u00fd a dob\u0159e funguje s n\u011bkolika p\u0159\u00eddavn\u00fdmi dr\u00e1ty, co\u017e zaji\u0161\u0165uje jeho pou\u017eit\u00ed v r\u016fzn\u00fdch aplikac\u00edch p\u0159i zachov\u00e1n\u00ed struktur\u00e1ln\u00ed integrity.<\/p>\n<h2>Vlastnosti j\u00e1dra hlin\u00edku 5251<\/h2>\n<p>Hlin\u00edk 5251 kombinuje siln\u00e9 chemick\u00e9 a fyzik\u00e1ln\u00ed vlastnosti vhodn\u00e9 pro n\u00e1ro\u010dn\u00e1 prost\u0159ed\u00ed. Vykazuje vysokou odolnost proti korozi, zejm\u00e9na v n\u00e1mo\u0159n\u00edm prost\u0159ed\u00ed, co\u017e zaji\u0161\u0165uje dlouhodobou trvanlivost proti opot\u0159eben\u00ed vodou a pov\u011btrnostn\u00edmi vlivy. Jeho ta\u017en\u00e1 povaha usnad\u0148uje tvarov\u00e1n\u00ed a formov\u00e1n\u00ed do r\u016fzn\u00fdch konfigurac\u00ed.<\/p>\n<p>Mechanicky slitina vykazuje st\u0159edn\u00ed pevnost, co\u017e j\u00ed umo\u017e\u0148uje slou\u017eit aplikac\u00edm vy\u017eaduj\u00edc\u00edm pevnost bez ob\u011btov\u00e1n\u00ed flexibility. Tyto z\u00e1kladn\u00ed vlastnosti \u010din\u00ed hlin\u00edk 5251 praktickou volbou pro pr\u016fmyslov\u00e9 i ka\u017edodenn\u00ed pou\u017eit\u00ed.<\/p>\n<h3>Chemick\u00e9 slo\u017een\u00ed<\/h3>\n<p>Chemick\u00e9 slo\u017een\u00ed hlin\u00edku 5251 je navr\u017eeno pro vyv\u00e1\u017een\u00e9 vlastnosti vhodn\u00e9 pro pr\u016fmyslov\u00e9 pou\u017eit\u00ed. Ho\u0159\u010d\u00edk, hlavn\u00ed leguj\u00edc\u00ed prvek v mno\u017estv\u00ed 1,70 % a\u017e 2,40 %, zvy\u0161uje odolnost proti korozi a mechanickou pevnost. Mangan, v mno\u017estv\u00ed 0,10 % a\u017e 0,50 %, zlep\u0161uje trvanlivost zjemn\u011bn\u00edm struktury zrna, aby se zabr\u00e1nilo k\u0159ehkosti. Vedlej\u0161\u00ed prvky, jako je m\u011b\u010f, titan, k\u0159em\u00edk a zinek, p\u0159isp\u00edvaj\u00ed ke sva\u0159itelnosti a odolnosti. \u017delezo, a\u017e do 0,50 %, zlep\u0161uje odolnost proti tepeln\u00e9 deformaci.<\/p>\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th><strong>Prvek<\/strong><\/th>\n<th><strong>Hmotnost% (typick\u00fd rozsah)<\/strong><\/th>\n<th><strong>Pozn\u00e1mky<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Hlin\u00edk (Al)<\/strong><\/td>\n<td>95,3 \u2013 97,81 TP3T<\/td>\n<td>Z\u00e1kladn\u00ed prvek, zbytek slitiny<\/td>\n<\/tr>\n<tr>\n<td><strong>Ho\u0159\u010d\u00edk (Mg)<\/strong><\/td>\n<td>1,7 \u2013 2,41 TP3T<\/td>\n<td>Zvy\u0161uje pevnost a odolnost proti korozi<\/td>\n<\/tr>\n<tr>\n<td><strong>Mangan (Mn)<\/strong><\/td>\n<td>0,1 \u2013 0,51 TP3T<\/td>\n<td>Zlep\u0161uje pevnost a zpracovatelnost<\/td>\n<\/tr>\n<tr>\n<td><strong>\u017delezo (Fe)<\/strong><\/td>\n<td>0,0 \u2013 0,51 TP3T<\/td>\n<td>P\u0159\u00edm\u011bsi ovliv\u0148uj\u00ed odolnost proti korozi<\/td>\n<\/tr>\n<tr>\n<td><strong>K\u0159em\u00edk (Si)<\/strong><\/td>\n<td>0,0 \u2013 0,41 TP3T<\/td>\n<td>P\u0159\u00edm\u011bs ovliv\u0148uje sl\u00e9vatelnost<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>Fyzik\u00e1ln\u00ed vlastnosti<\/h3>\n<p>Slitina hlin\u00edku 5251 nab\u00edz\u00ed lehk\u00e9 slo\u017een\u00ed (2,69 g\/cm\u00b3) a p\u016fsobivou tepelnou vodivost (~134\u2013150 W\/m\u00b7K). S bodem t\u00e1n\u00ed ~605\u2013650 \u00b0C je dob\u0159e vhodn\u00e1 pro n\u00e1mo\u0159n\u00ed, automobilov\u00e9 a konstruk\u010dn\u00ed aplikace, kde jsou odolnost proti korozi a sva\u0159itelnost z\u00e1sadn\u00ed.<\/p>\n<p>Jej\u00ed st\u0159edn\u00ed elektrick\u00e1 vodivost (~34\u201336 % IACS) a standardn\u00ed tepeln\u00e1 rozta\u017enost (23,8 \u00d7 10\u207b\u2076 \/\u00b0C) poskytuj\u00ed v\u0161estrannost. P\u0159esto\u017ee je m\u00e9n\u011b vodiv\u00e1 ne\u017e slitiny jako 5005, z\u016fst\u00e1v\u00e1 vyv\u00e1\u017eenou a spolehlivou volbou pro trvanliv\u00e9 neelektrick\u00e9 sou\u010d\u00e1sti.<\/p>\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th><strong>Majetek<\/strong><\/th>\n<th><strong>Hodnota<\/strong><\/th>\n<th><strong>Pozn\u00e1mky<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Hustota<\/strong><\/td>\n<td>2,69 g\/cm\u00b3<\/td>\n<td>Lehk\u00e9, typick\u00e9 pro \u0159adu 5xxx, ide\u00e1ln\u00ed pro n\u00e1mo\u0159n\u00ed a konstruk\u010dn\u00ed pou\u017eit\u00ed.<\/td>\n<\/tr>\n<tr>\n<td><strong>Bod t\u00e1n\u00ed<\/strong><\/td>\n<td>~605\u2013650 \u00b0C (1 121\u20131 202 \u00b0F)<\/td>\n<td>Vhodn\u00e9 pro v\u011bt\u0161inu pr\u016fmyslov\u00fdch aplikac\u00ed, podobn\u011b jako ostatn\u00ed slitiny 5xxx.<\/td>\n<\/tr>\n<tr>\n<td><strong>Tepeln\u00e1 vodivost<\/strong><\/td>\n<td>~134\u2013150 W\/m\u00b7K<\/td>\n<td>Dobr\u00fd odvod tepla, d\u00edky obsahu ho\u0159\u010d\u00edku o n\u011bco ni\u017e\u0161\u00ed ne\u017e 5005.<\/td>\n<\/tr>\n<tr>\n<td><strong>Elektrick\u00e1 vodivost<\/strong><\/td>\n<td>~34-36% IACS<\/td>\n<td>M\u00edrn\u00e1, podporuje nekritick\u00e9 elektrick\u00e9 pou\u017eit\u00ed, m\u00e9n\u011b ne\u017e 5005 (~ 50% IACS).<\/td>\n<\/tr>\n<tr>\n<td><strong>Koeficient tepeln\u00e9 rozta\u017enosti<\/strong><\/td>\n<td>23,8 \u00d7 10\u207b\u2076 \/\u00b0C (20\u2013100 \u00b0C)<\/td>\n<td>Standardn\u00ed pro hlin\u00edk, m\u00edrn\u00e1 rozta\u017enost p\u0159i zm\u011bn\u00e1ch teploty.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2>V\u00fdhody a nev\u00fdhody pou\u017eit\u00ed hlin\u00edku 5251<\/h2>\n<p><strong>Slitina hlin\u00edku 5251<\/strong> Vynik\u00e1 v n\u00e1mo\u0159n\u00edch a automobilov\u00fdch aplikac\u00edch d\u00edky sv\u00e9 vynikaj\u00edc\u00ed odolnosti proti korozi, dobr\u00e9 tv\u00e1\u0159itelnosti, sva\u0159itelnosti a n\u00edzk\u00e9 hmotnosti (2,69 g\/cm\u00b3), co\u017e ji \u010din\u00ed ide\u00e1ln\u00ed pro trupy lod\u00ed a panely. Jej\u00ed st\u0159edn\u00ed pevnost (~180\u2013230 MPa), omezen\u00ed bez tepeln\u00e9ho zpracov\u00e1n\u00ed, \u0161patn\u00e1 kvalita eloxov\u00e1n\u00ed a pr\u016fm\u011brn\u00e1 obrobitelnost v\u0161ak omezuj\u00ed jej\u00ed pou\u017eit\u00ed ve vysoce pevnostn\u00edch, dekorativn\u00edch nebo p\u0159esn\u011b obr\u00e1b\u011bn\u00fdch aplikac\u00edch, kde mohou b\u00fdt preferov\u00e1ny slitiny jako 5182 nebo 6061.<\/p>\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th><strong>Klady<\/strong><\/th>\n<th><strong>Nev\u00fdhody<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Vynikaj\u00edc\u00ed odolnost proti korozi<\/strong>: Vysok\u00fd obsah ho\u0159\u010d\u00edku (1,7-2,4%) zaji\u0161\u0165uje odolnost v\u016f\u010di mo\u0159sk\u00e9 vod\u011b a atmosf\u00e9rick\u00e9 korozi, tak\u017ee je ide\u00e1ln\u00ed pro mo\u0159sk\u00e9 prost\u0159ed\u00ed.<\/td>\n<td><strong>M\u00edrn\u00e1 s\u00edla<\/strong>: Pevnost v tahu (~180-230 MPa, H32) je ni\u017e\u0161\u00ed ne\u017e u 5182 nebo 5083, co\u017e omezuje pou\u017eit\u00ed v aplikac\u00edch s vysok\u00fdm zat\u00ed\u017een\u00edm.<\/td>\n<\/tr>\n<tr>\n<td><strong>Dobr\u00e1 tvarovatelnost<\/strong>: Snadno se oh\u00fdb\u00e1, lisuje nebo v\u00e1lcuje, vhodn\u00fd pro v\u00fdrobu automobilov\u00fdch panel\u016f a obklad\u016f.<\/td>\n<td><strong>Nen\u00ed tepeln\u011b zpracovateln\u00fd<\/strong>: Pevnost je na rozd\u00edl od 6061 z\u00e1visl\u00e1 na deforma\u010dn\u00edm zpevn\u011bn\u00ed, kter\u00e9 omezuje jej\u00ed pevnostn\u00ed potenci\u00e1l.<\/td>\n<\/tr>\n<tr>\n<td><strong>Vynikaj\u00edc\u00ed sva\u0159itelnost<\/strong>: Podporuje sva\u0159ov\u00e1n\u00ed metodou MIG\/TIG s minim\u00e1ln\u00edm v\u00fdskytem trhlin, ide\u00e1ln\u00ed pro konstruk\u010dn\u00ed sestavy.<\/td>\n<td><strong>\u0160patn\u00e1 kvalita eloxov\u00e1n\u00ed<\/strong>: Obsah ho\u0159\u010d\u00edku sni\u017euje estetick\u00fd vzhled v porovn\u00e1n\u00ed s 5005, m\u00e9n\u011b ide\u00e1ln\u00ed pro dekorativn\u00ed pou\u017eit\u00ed.<\/td>\n<\/tr>\n<tr>\n<td><strong>Lehk\u00e9<\/strong>Hustota 2,69 g\/cm\u00b3 sni\u017euje hmotnost n\u00e1mo\u0159n\u00edch a automobilov\u00fdch sou\u010d\u00e1st\u00ed.<\/td>\n<td><strong>Poctiv\u00e1 obrobitelnost<\/strong>: Ho\u0159\u010d\u00edk vytv\u00e1\u0159\u00ed gumovit\u00e9 t\u0159\u00edsky, vy\u017eaduje specializovan\u00e9 n\u00e1stroje, je m\u00e9n\u011b \u00fa\u010dinn\u00fd ne\u017e 6061.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2>Praktick\u00e9 aplikace hlin\u00edku 5251<\/h2>\n<p>Hlin\u00edk 5251 se pou\u017e\u00edv\u00e1 v pr\u016fmyslov\u00fdch odv\u011btv\u00edch, kter\u00e1 vy\u017eaduj\u00ed robustn\u00ed materi\u00e1ly s vysokou odolnost\u00ed proti korozi. Jeho praktick\u00e9 vyu\u017eit\u00ed zahrnuje n\u00e1mo\u0159n\u00ed konstrukce, d\u00edky jeho schopnosti odol\u00e1vat mo\u0159sk\u00e9 vod\u011b, a lisy, kde hraje kl\u00ed\u010dovou roli jeho ta\u017enost.<\/p>\n<p>Automobilov\u00e9 panely \u010dasto vyu\u017e\u00edvaj\u00ed tuto slitinu pro lehkou, av\u0161ak pevnou konstrukci. Dal\u0161\u00ed pou\u017eit\u00ed zahrnuj\u00ed sila, kontejnery a trubky pro n\u00e1bytek. Jej\u00ed v\u0161estrannost ji \u010din\u00ed ide\u00e1ln\u00ed pro projekty vy\u017eaduj\u00edc\u00ed spolehliv\u00fd v\u00fdkon v r\u016fzn\u00fdch podm\u00ednk\u00e1ch.<\/p>\n<h3>P\u0159\u00edpady pou\u017eit\u00ed v pr\u016fmyslu<\/h3>\n<p>Pr\u016fmyslov\u00e1 odv\u011btv\u00ed, kter\u00e1 se spol\u00e9haj\u00ed na plechy a hlin\u00edk pro komer\u010dn\u00ed \u00fa\u010dely, d\u00e1vaj\u00ed p\u0159ednost hlin\u00edku 5251 pro jeho v\u00fdkon a snadnou v\u00fdrobu. Jeho odolnost proti korozi je d\u016fle\u017eit\u00e1 pro <strong>n\u00e1mo\u0159n\u00ed pr\u016fmysl<\/strong>, Kde sou\u010d\u00e1sti, jako jsou trupy lod\u00ed, mus\u00ed odol\u00e1vat n\u00e1ro\u010dn\u00fdm podm\u00ednk\u00e1m. Tato slitina je tak\u00e9 vhodn\u00e1 pro <strong>zem\u011bd\u011blsk\u00e1 sila a kontejnery<\/strong>, co\u017e zaji\u0161\u0165uje dlouhou \u017eivotnost proti vliv\u016fm prost\u0159ed\u00ed. Rychl\u00e9 deforma\u010dn\u00ed zpevn\u011bn\u00ed podporuje jej\u00ed pou\u017eit\u00ed p\u0159i lisov\u00e1n\u00ed a panelov\u00e1n\u00ed pro velk\u00e9 projekty.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/05\/02b27c9c-b8d7-4e2e-9659-e5fbe5398304.png\" alt=\"Pr\u016fmyslov\u00e9 aplikace hlin\u00edkov\u00e9ho plechu 5251 \u2013 n\u00e1mo\u0159n\u00ed a automobilov\u00fd pr\u016fmysl\"><\/figure>\n<h3>Ka\u017edodenn\u00ed aplikace<\/h3>\n<p><strong>Panely vozidla<\/strong> T\u011b\u017e\u00ed z lehk\u00fdch, av\u0161ak st\u0159edn\u011b pevn\u00fdch vlastnost\u00ed hlin\u00edku 5251, co\u017e zlep\u0161uje palivovou \u00fa\u010dinnost bez ohro\u017een\u00ed bezpe\u010dnosti.<\/p>\n<p>N\u00e1mo\u0159n\u00ed konstrukce tak\u00e9 vyu\u017e\u00edvaj\u00ed hlin\u00edk 5251 d\u00edky jeho vysok\u00e9 odolnosti proti korozi zp\u016fsoben\u00e9 p\u016fsoben\u00edm slan\u00e9 vody. Jeho dobr\u00e1 ta\u017enost a sva\u0159itelnost umo\u017e\u0148uj\u00ed konstrukci slo\u017eit\u00fdch tvar\u016f pro lod\u011b a souvisej\u00edc\u00ed n\u00e1mo\u0159n\u00ed za\u0159\u00edzen\u00ed.<\/p>\n<p>Mezi dal\u0161\u00ed b\u011b\u017en\u00e1 pou\u017eit\u00ed pat\u0159\u00ed:<\/p>\n<ul>\n<li>N\u00e1bytkov\u00e9 trubky pro dom\u00e1c\u00ed a kancel\u00e1\u0159sk\u00e9 sestavy<\/li>\n<li>Sila a kontejnery pou\u017e\u00edvan\u00e9 v logistice a zem\u011bd\u011blstv\u00ed<\/li>\n<li>Dom\u00e1c\u00ed panelov\u00e1n\u00ed pro zv\u00fd\u0161en\u00ed trvanlivosti<\/li>\n<\/ul>\n<h2>5251 Hlin\u00edk vs. ostatn\u00ed slitiny (srovn\u00e1n\u00ed)<\/h2>\n<h3>5251 vs. 5052 vs. 5083 Hlin\u00edk<\/h3>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/05\/e895d853-fdbc-4933-8468-7a1f5ed97863.png\" alt=\"Srovn\u00e1n\u00ed vlastnost\u00ed hlin\u00edkov\u00fdch slitin 5251 vs. 5052 vs. 5083\"><\/figure>\n<p>Hlin\u00edkov\u00e9 slitiny 5251, 5052 a 5083 jsou v\u0161echny slitiny \u0159ady 5000, cen\u011bn\u00e9 pro svou odolnost proti korozi, sva\u0159itelnost a pevnost, ale li\u0161\u00ed se slo\u017een\u00edm, mechanick\u00fdmi vlastnostmi a aplikacemi. N\u00ed\u017ee je srovn\u00e1vac\u00ed tabulka ukazuj\u00edc\u00ed kl\u00ed\u010dov\u00e9 rozd\u00edly:<\/p>\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th><strong>Charakteristika<\/strong><\/th>\n<th><strong>5251 Hlin\u00edk<\/strong><\/th>\n<th><strong><a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-5052\/\">Hlin\u00edk 5052<\/a><\/strong><\/th>\n<th><strong><a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-5083\/\">Hlin\u00edk 5083<\/a><\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Prim\u00e1rn\u00ed legov\u00e1n\u00ed (Mg)<\/strong><\/td>\n<td>1.7-2.4% (m\u00edrn\u00fd Mg)<\/td>\n<td>2.2-2.8% (vyv\u00e1\u017een\u00fd Mg)<\/td>\n<td>4,0-4,9% (vysok\u00fd obsah Mg)<\/td>\n<\/tr>\n<tr>\n<td><strong>Pevnost v tahu (MPa)<\/strong><\/td>\n<td>~180-230 (teplota H32)<\/td>\n<td>~210-260 (teplota H32)<\/td>\n<td>~300-350 (teplota H32)<\/td>\n<\/tr>\n<tr>\n<td><strong>Odolnost proti korozi<\/strong><\/td>\n<td>Vynikaj\u00edc\u00ed (pro n\u00e1mo\u0159n\u00ed pou\u017eit\u00ed)<\/td>\n<td>Vynikaj\u00edc\u00ed (pro n\u00e1mo\u0159n\u00ed pou\u017eit\u00ed)<\/td>\n<td>Vynikaj\u00edc\u00ed (nejlep\u0161\u00ed pro n\u00e1mo\u0159n\u00ed pou\u017eit\u00ed)<\/td>\n<\/tr>\n<tr>\n<td><strong>Tvarovatelnost<\/strong><\/td>\n<td>Velmi dobr\u00fd (snadno tvarovateln\u00fd)<\/td>\n<td>Vynikaj\u00edc\u00ed (nejlep\u0161\u00ed pro slo\u017eit\u00e9 tvary)<\/td>\n<td>Dobr\u00fd (m\u00e9n\u011b tv\u00e1rn\u00fd d\u00edky pevnosti)<\/td>\n<\/tr>\n<tr>\n<td><strong>Typick\u00e9 aplikace<\/strong><\/td>\n<td>Lodn\u00ed trupy, automobilov\u00e9 panely<\/td>\n<td>Plechy, palivov\u00e9 n\u00e1dr\u017ee, lehk\u00e1 lodn\u00ed technika<\/td>\n<td>Stavba lod\u00ed, tlakov\u00e9 n\u00e1doby<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><strong>Shrnut\u00ed:<\/strong><\/p>\n<ul>\n<li>Hlin\u00edk 5251 je v\u0161estrannou volbou, nab\u00edzej\u00edc\u00ed st\u0159edn\u00ed pevnost kolem 180\u2013230 MPa a vynikaj\u00edc\u00ed tv\u00e1\u0159itelnost, co\u017e z n\u011bj \u010din\u00ed silnou volbu pro n\u00e1mo\u0159n\u00ed trupy a automobilov\u00e9 panely.<\/li>\n<li>Slitina 5052 poskytuje vy\u0161\u0161\u00ed pevnost p\u0159ibli\u017en\u011b 210\u2013260 MPa a v\u00fdjime\u010dnou tv\u00e1\u0159itelnost, ide\u00e1ln\u00ed pro plechy a lehk\u00e9 n\u00e1mo\u0159n\u00ed pou\u017eit\u00ed.<\/li>\n<li>Slitina 5083 poskytuje \u0161pi\u010dkovou pevnost p\u0159ibli\u017en\u011b 300\u2013350 MPa spolu s vynikaj\u00edc\u00ed odolnost\u00ed proti korozi, co\u017e z n\u00ed \u010din\u00ed preferovanou volbu pro t\u011b\u017ek\u00e9 n\u00e1mo\u0159n\u00ed a konstruk\u010dn\u00ed aplikace.<\/li>\n<\/ul>\n<h3>Hlin\u00edk 5251 vs. 6061 vs. 1050<\/h3>\n<p>Hlin\u00edkov\u00e9 slitiny 5251, 6061 a 1050 jsou \u0161iroce pou\u017e\u00edv\u00e1ny, ale v\u00fdrazn\u011b se li\u0161\u00ed slo\u017een\u00edm, vlastnostmi a aplikacemi. N\u00ed\u017ee je srovn\u00e1vac\u00ed tabulka zam\u011b\u0159en\u00e1 na kl\u00ed\u010dov\u00e9 rozd\u00edly:<\/p>\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th><strong>Charakteristika<\/strong><\/th>\n<th><strong>5251 Hlin\u00edk<\/strong><\/th>\n<th><strong><a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-6061\/\">Hlin\u00edk 6061<\/a><\/strong><\/th>\n<th><strong><a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-1050\/\">1050 Hlin\u00edk<\/a><\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Prim\u00e1rn\u00ed leguj\u00edc\u00ed prvky<\/strong><\/td>\n<td>Mg (1,7-2,4%), Mn (0,1-0,5%)<\/td>\n<td>Mg (0,8-1,2%), Si (0,4-0,8%), Cu (0,15-0,4%).<\/td>\n<td>\u017d\u00e1dn\u00e9 (99,5%+ Al, minimum ne\u010distot)<\/td>\n<\/tr>\n<tr>\n<td><strong>Pevnost v tahu (MPa)<\/strong><\/td>\n<td>~180-230 (teplota H32)<\/td>\n<td>~310 (teplota T6)<\/td>\n<td>~70-120 (teplota H14)<\/td>\n<\/tr>\n<tr>\n<td><strong>Odolnost proti korozi<\/strong><\/td>\n<td>Vynikaj\u00edc\u00ed (mo\u0159sk\u00e1, s Mg)<\/td>\n<td>Velmi dobr\u00fd (pro v\u0161eobecn\u00e9 pou\u017eit\u00ed, Cu se m\u00edrn\u011b sni\u017euje)<\/td>\n<td>Vynikaj\u00edc\u00ed (t\u00e9m\u011b\u0159 \u010dist\u00fd Al, bez legov\u00e1n\u00ed)<\/td>\n<\/tr>\n<tr>\n<td><strong>Sva\u0159itelnost<\/strong><\/td>\n<td>Superior (MIG\/TIG, minim\u00e1ln\u00ed prask\u00e1n\u00ed)<\/td>\n<td>Vynikaj\u00edc\u00ed (MIG\/TIG, tepeln\u011b zpracovateln\u00e9)<\/td>\n<td>Vynikaj\u00edc\u00ed (ale n\u00edzk\u00e1 pevnost omezuje pou\u017eit\u00ed)<\/td>\n<\/tr>\n<tr>\n<td><strong>Tvarovatelnost<\/strong><\/td>\n<td>Dobr\u00fd (hod\u00ed se pro slo\u017eit\u00e9 tvary, nap\u0159. panely)<\/td>\n<td>Dobr\u00fd (tu\u017e\u0161\u00ed v T6, m\u00e9n\u011b tv\u00e1rn\u00fd)<\/td>\n<td>Vynikaj\u00edc\u00ed (vysoce tv\u00e1rn\u00e1, m\u011bkk\u00e1 slitina)<\/td>\n<\/tr>\n<tr>\n<td><strong>Tepeln\u011b zpracovateln\u00e9<\/strong><\/td>\n<td>Ne (pouze pro kalen\u00ed v tahu)<\/td>\n<td>Ano (T6 zvy\u0161uje pevnost)<\/td>\n<td>Ne (\u010dist\u00fd hlin\u00edk, pouze tvrzen\u00fd)<\/td>\n<\/tr>\n<tr>\n<td><strong>Typick\u00e9 aplikace<\/strong><\/td>\n<td>Lodn\u00ed trupy, automobilov\u00e9 panely, obklady<\/td>\n<td>Konstruk\u010dn\u00ed r\u00e1my, v\u00fdlisky, leteck\u00fd pr\u016fmysl<\/td>\n<td>Elektrick\u00e9 vodi\u010de, reflektory, n\u00e1dob\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><strong>Shrnut\u00ed:<\/strong><\/p>\n<ul>\n<li><strong>5251 hlin\u00edk<\/strong> Nab\u00edz\u00ed vynikaj\u00edc\u00ed odolnost proti korozi a sva\u0159itelnost se st\u0159edn\u00ed pevnost\u00ed (~180\u2013230 MPa), ide\u00e1ln\u00ed pro n\u00e1mo\u0159n\u00ed a automobilov\u00e9 panely. Nen\u00ed tepeln\u011b zpracovateln\u00e1.<\/li>\n<li><strong>Hlin\u00edk 6061<\/strong> Poskytuje vy\u0161\u0161\u00ed pevnost (~310 MPa) a v\u0161estrannost pro konstruk\u010dn\u00ed pou\u017eit\u00ed prost\u0159ednictv\u00edm tepeln\u00e9ho zpracov\u00e1n\u00ed, av\u0161ak s m\u00edrn\u011b ni\u017e\u0161\u00ed odolnost\u00ed proti korozi.<\/li>\n<li><strong>1050 hlin\u00edk<\/strong>, t\u00e9m\u011b\u0159 \u010dist\u00fd hlin\u00edk, vynik\u00e1 tvarovatelnost\u00ed a odolnost\u00ed proti korozi, ale m\u00e1 n\u00edzkou pevnost (~70-120 MPa), hod\u00ed se pro elektrotechnick\u00e9 a dekorativn\u00ed aplikace. Zvolte 5251 pro odolnost v mo\u0159i, 6061 pro konstruk\u010dn\u00ed pevnost a 1050 pro ta\u017enost a vodivost.<\/li>\n<\/ul>\n<h2>Z\u00e1v\u011br<\/h2>\n<p>Hlin\u00edk 5251 poskytuje praktickou rovnov\u00e1hu odolnosti proti korozi, tv\u00e1\u0159itelnosti a sva\u0159itelnosti p\u0159i st\u0159edn\u00edch \u00farovn\u00edch pevnosti. Jeho hlavn\u00edm kompromisem je, \u017ee nem\u016f\u017ee b\u00fdt tepeln\u011b zpracov\u00e1n pro vy\u0161\u0161\u00ed pevnost, co\u017e jej \u010din\u00ed m\u00e9n\u011b vhodn\u00fdm pro vysoce zat\u011b\u017eovan\u00e9 konstruk\u010dn\u00ed aplikace, kde by byly preferov\u00e1ny slitiny 5083 nebo 6061. Pro kupuj\u00edc\u00ed hledaj\u00edc\u00ed n\u00e1mo\u0159n\u00ed trvanlivost a snadn\u00e9 zpracov\u00e1n\u00ed bez extr\u00e9mn\u00edch po\u017eadavk\u016f na pevnost je hlin\u00edkov\u00fd plech 5251 n\u00e1kladov\u011b efektivn\u00ed volbou.<\/p>\n<p>Jako <strong><a href=\"https:\/\/premiumalu.com\/cs\/\">p\u0159edn\u00ed dodavatel hlin\u00edku<\/a><\/strong> v \u010c\u00edn\u011b, <strong>Hlin\u00edk Linsy<\/strong> vyr\u00e1b\u00ed hlin\u00edkov\u00fd plech 5251 tak, aby spl\u0148oval n\u00e1ro\u010dn\u00e9 pr\u016fmyslov\u00e9 standardy. Na\u0161e pokro\u010dil\u00e1 v\u00fdrobn\u00ed za\u0159\u00edzen\u00ed zaji\u0161\u0165uj\u00ed konzistentn\u00ed kvalitu, p\u0159esnost a p\u0159izp\u016fsoben\u00e9 mo\u017enosti pro va\u0161e specifick\u00e9 projektov\u00e9 pot\u0159eby. Poskytujeme <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-5251\/\">Slitina hlin\u00edku 5251<\/a> ve form\u011b plech\u016f a desek s transparentn\u00edmi cenami a spolehliv\u00fdmi dodac\u00edmi lh\u016ftami.<\/p>\n<p><strong><a href=\"https:\/\/api.whatsapp.com\/send\/?phone=%2B8618124703776&amp;text&amp;type=phone_number&amp;app_absent=0\">Z\u00cdSKAT NAB\u00cdDKU<\/a><\/strong> pro hlin\u00edkov\u00fd plech 5251 je\u0161t\u011b dnes.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/05\/7befc750-7bf7-44f7-8961-5189840fd4e2.png\" alt=\"V\u00fdrobn\u00ed a dodavatelsk\u00e9 mo\u017enosti plech\u016f Linsy Aluminum 5251\"><\/figure>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<h3>Pro\u010d je hlin\u00edk 5251 vhodn\u00fd do mo\u0159sk\u00e9ho prost\u0159ed\u00ed?<\/h3>\n<p>Jeho vysok\u00e1 odolnost proti korozi mu umo\u017e\u0148uje odol\u00e1vat p\u016fsoben\u00ed mo\u0159sk\u00e9 vody, ani\u017e by do\u0161lo k jeho degradaci. Dobr\u00e1 tv\u00e1rnost p\u0159isp\u00edv\u00e1 k jeho p\u0159izp\u016fsobivosti p\u0159i v\u00fdrob\u011b slo\u017eit\u00fdch n\u00e1mo\u0159n\u00edch konstrukc\u00ed a z\u00e1rove\u0148 zaji\u0161\u0165uje dlouhodobou odolnost v n\u00e1ro\u010dn\u00fdch podm\u00ednk\u00e1ch.<\/p>\n<h3>Jak\u00fd je hlin\u00edk 5251 ve srovn\u00e1n\u00ed s hlin\u00edkem 6061?<\/h3>\n<p>Slitina 5251 je st\u0159edn\u011b pevn\u00e1 slitina s vynikaj\u00edc\u00ed tv\u00e1\u0159itelnost\u00ed a vynikaj\u00edc\u00ed odolnost\u00ed proti korozi, d\u00edky \u010demu\u017e je l\u00e9pe vhodn\u00e1 pro n\u00e1mo\u0159n\u00ed a venkovn\u00ed aplikace. Slitina 6061 nab\u00edz\u00ed vy\u0161\u0161\u00ed pevnost v tahu (~310 MPa v T6) a je tepeln\u011b zpracovateln\u00e1, co\u017e z n\u00ed \u010din\u00ed lep\u0161\u00ed volbu pro konstruk\u010dn\u00ed a obr\u00e1b\u011bn\u00e9 sou\u010d\u00e1sti.<\/p>\n<h3>Lze hlin\u00edk 5251 snadno sva\u0159ovat?<\/h3>\n<p>Ano, hlin\u00edk 5251 je snadno sva\u0159iteln\u00fd. Doporu\u010den\u00e9 p\u0159\u00eddavn\u00e9 dr\u00e1ty zahrnuj\u00ed 5356 pro v\u011bt\u0161inu aplikac\u00ed a 4043 pro kompatibilitu se specifick\u00fdmi slitinami. D\u00edky tomu je ide\u00e1ln\u00ed pro projekty vy\u017eaduj\u00edc\u00ed beze\u0161v\u00e9 spoje a flexibiln\u00ed mo\u017enosti v\u00fdroby.<\/p>\n<h3>Jak\u00e1 jsou omezen\u00ed pou\u017eit\u00ed hlin\u00edku 5251?<\/h3>\n<p>Jej\u00ed obrobitelnost je hodnocena jako pr\u016fm\u011brn\u00e1, co\u017e m\u016f\u017ee zpomalit vysokorychlostn\u00ed operace. Jej\u00ed st\u0159edn\u00ed pevnost nemus\u00ed spl\u0148ovat specifikace pro t\u011b\u017ek\u00e1 pr\u016fmyslov\u00e1 odv\u011btv\u00ed vy\u017eaduj\u00edc\u00ed vy\u0161\u0161\u00ed mechanick\u00e9 vlastnosti, jako je leteck\u00fd a obrann\u00fd pr\u016fmysl.<\/p>\n<h3>Odkud se hlin\u00edk 5251 ve Spojen\u00fdch st\u00e1tech b\u011b\u017en\u011b z\u00edsk\u00e1v\u00e1?<\/h3>\n<p>Hlin\u00edk 5251 se \u010dasto z\u00edsk\u00e1v\u00e1 od specializovan\u00fdch dodavatel\u016f kov\u016f pro komer\u010dn\u00ed aplikace. Tito distributo\u0159i dod\u00e1vaj\u00ed plechy, desky a formy na m\u00edru pr\u016fmyslov\u00fdm odv\u011btv\u00edm po cel\u00fdch Spojen\u00fdch st\u00e1tech, zejm\u00e9na pro v\u0161eobecn\u00e9 pr\u00e1ce s plechem a v\u00fdrobu.<\/p>","protected":false},"excerpt":{"rendered":"<p>Key Highlights 5251 aluminum is a medium-strength alloy known for its good ductility and excellent corrosion resistance, especially in marine environments. It rapidly work-hardens and offers outstanding formability for various industrial applications. The alloy is highly compatible with welding processes, using recommended filler wires like 5356 or 4043 for optimal results. Featuring a chemical composition [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8655,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"5251 Aluminum Sheet: Properties, Applications and Alloy Comparison Guide","_seopress_titles_desc":"Learn about 5251 aluminum sheet properties including chemical composition, mechanical strength, corrosion resistance, and weldability. 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