{"id":7595,"date":"2025-01-14T04:23:06","date_gmt":"2025-01-14T04:23:06","guid":{"rendered":"https:\/\/premiumalu.com\/forged-7075-vs-6061-choosing-the-right-aluminum-alloy\/"},"modified":"2026-07-27T12:39:25","modified_gmt":"2026-07-27T12:39:25","slug":"kovane-7075-vs-6061-vyber-spravne-hlinikove-slitiny","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/cs\/kovane-7075-vs-6061-vyber-spravne-hlinikove-slitiny\/","title":{"rendered":"Pr\u016fvodce kovan\u00fdmi slitinami hlin\u00edku 7075 vs 6061"},"content":{"rendered":"<h2>Kl\u00ed\u010dov\u00e9 informace<\/h2>\n<ul>\n<li>7075 a 6061 jsou ob\u011b b\u011b\u017en\u00e9 slitiny, ale slou\u017e\u00ed r\u016fzn\u00fdm \u00fa\u010del\u016fm \u2014 7075 pro pevnost, 6061 pro vyv\u00e1\u017eenost.<\/li>\n<li>7075 je varianta s vysokou pevnost\u00ed, pou\u017e\u00edvan\u00e1 v letectv\u00ed, sportu a obrann\u00fdch konstrukc\u00edch.<\/li>\n<li>6061 nab\u00edz\u00ed dobr\u00fd pom\u011br pevnosti, odolnosti proti korozi a zpracovatelnosti pro stavebnictv\u00ed a cyklistiku.<\/li>\n<li>Jejich chemick\u00e9 slo\u017een\u00ed se li\u0161\u00ed: 7075 je zalo\u017eena na zinku a ho\u0159\u010d\u00edku; 6061 na ho\u0159\u010d\u00edku a k\u0159em\u00edku.<\/li>\n<li>Tyto rozd\u00edly ovliv\u0148uj\u00ed obrobitelnost, sva\u0159itelnost, chov\u00e1n\u00ed p\u0159i eloxov\u00e1n\u00ed a n\u00e1klady.<\/li>\n<\/ul>\n<h2>\u00davod<\/h2>\n<p><a href=\"https:\/\/premiumalu.com\/cs\/kategorie-produktu\/slitina-hliniku\/\">Slitiny hlin\u00edku<\/a> Jsou pou\u017e\u00edv\u00e1ny v mnoha pr\u016fmyslov\u00fdch odv\u011btv\u00edch, proto\u017ee jsou pevn\u00e9 a odoln\u00e9 proti korozi, co\u017e je \u010din\u00ed vhodn\u00fdmi pro n\u00e1ro\u010dn\u00e9 aplikace. Tento pr\u016fvodce porovn\u00e1v\u00e1 dv\u011b zn\u00e1m\u00e9 varianty \u2014 kovan\u00e9 7075 a 6061 \u2014 se zam\u011b\u0159en\u00edm na jejich slo\u017een\u00ed, vlastnosti a typick\u00e9 pou\u017eit\u00ed, abyste si mohli vybrat spr\u00e1vnou slitinu pro sv\u016fj projekt.<\/p>\n<h2>Z\u00e1kladn\u00ed informace o slitin\u00e1ch hlin\u00edku 7075 a 6061<\/h2>\n<p><a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-7075\/\">Slitina hlin\u00edku 7075<\/a> pat\u0159\u00ed do <a href=\"https:\/\/premiumalu.com\/cs\/kategorie-produktu\/slitiny-hliniku-rady-7000\/\">\u0158ada 7000<\/a>. Je proslul\u00e1 vysokou pevnost\u00ed a obsahuje zinek, ho\u0159\u010d\u00edk a m\u011b\u010f, kter\u00e9 zaji\u0161\u0165uj\u00ed pevnost p\u0159i zachov\u00e1n\u00ed n\u00edzk\u00e9 hmotnosti. Tepeln\u00e9 zpracov\u00e1n\u00ed (stav T6) posouv\u00e1 jej\u00ed pevnost je\u0161t\u011b v\u00fd\u0161e.<\/p>\n<p><a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-6061\/\">Slitina hlin\u00edku 6061<\/a> pat\u0159\u00ed do <a href=\"https:\/\/premiumalu.com\/cs\/kategorie-produktu\/slitiny-hliniku-rady-6000\/\">\u0158ada 6000<\/a> a obsahuje ho\u0159\u010d\u00edk a k\u0159em\u00edk. Tyto prvky p\u0159isp\u00edvaj\u00ed k odolnosti proti korozi a usnad\u0148uj\u00ed sva\u0159ov\u00e1n\u00ed a obr\u00e1b\u011bn\u00ed. Ve srovn\u00e1n\u00ed s vysoce pevn\u00fdmi slitinami nab\u00edz\u00ed 6061 vyv\u00e1\u017een\u00fd pom\u011br pevnosti a zpracovatelnosti, co\u017e vyhovuje \u0161irok\u00e9mu spektru pou\u017eit\u00ed.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/01\/Forged-Aluminum-Alloys.png\" alt=\"Kovan\u00e9 slitiny hlin\u00edku\"><\/figure>\n<h3>Slo\u017een\u00ed a vlastnosti hlin\u00edku 7075<\/h3>\n<p>Slo\u017een\u00ed slitiny 7075 ji \u010din\u00ed velmi pevnou. Obsahuje v\u00edce zinku ne\u017e v\u011bt\u0161ina hlin\u00edkov\u00fdch slitin, a tento vy\u0161\u0161\u00ed obsah zinku j\u00ed pom\u00e1h\u00e1 dos\u00e1hnout pevnosti v tahu bl\u00ed\u017e\u00edc\u00ed se n\u011bkter\u00fdm ocel\u00edm. M\u011b\u010f a ho\u0159\u010d\u00edk p\u0159id\u00e1vaj\u00ed dal\u0161\u00ed pevnost.<\/p>\n<p>Tato sm\u011bs v\u0161ak p\u0159in\u00e1\u0161\u00ed i kompromisy. 7075 je m\u00e9n\u011b tv\u00e1rn\u00e1 ne\u017e mnoho hlin\u00edkov\u00fdch slitin a p\u0159i tvarov\u00e1n\u00ed nebo sva\u0159ov\u00e1n\u00ed snadn\u011bji prask\u00e1. Jej\u00ed vysok\u00fd obsah leguj\u00edc\u00edch prvk\u016f tak\u00e9 znamen\u00e1 pouze st\u0159edn\u00ed odolnost proti korozi.<\/p>\n<h3>Slo\u017een\u00ed a vlastnosti hlin\u00edku 6061<\/h3>\n<p>Leguj\u00edc\u00ed prvky slitiny 6061 jsou ho\u0159\u010d\u00edk, k\u0159em\u00edk a mal\u00e9 mno\u017estv\u00ed titanu. Spole\u010dn\u011b poskytuj\u00ed dobrou pevnost p\u0159i n\u00edzk\u00e9 hmotnosti a usnad\u0148uj\u00ed sva\u0159ov\u00e1n\u00ed a obr\u00e1b\u011bn\u00ed \u2014 proto je v\u00fdchoz\u00ed volbou pro tv\u00e1\u0159en\u00e9 d\u00edly.<\/p>\n<p>6061 m\u00e1 tak\u00e9 dobrou odolnost proti korozi a rozumnou tepelnou vodivost, co\u017e ji \u010din\u00ed vhodnou pro venkovn\u00ed aplikace a \u0159\u00edzen\u00ed tepla. Jej\u00ed zpracovatelnost je hlavn\u00edm d\u016fvodem, pro\u010d ji mnoho in\u017een\u00fdr\u016f preferuje.<\/p>\n<h2>Podrobn\u00e9 srovn\u00e1n\u00ed mechanick\u00fdch vlastnost\u00ed<\/h2>\n<p>Ob\u011b slitiny, 7075 i 6061, jsou hlin\u00edkov\u00e9 slitiny s odli\u0161n\u00fdmi vlastnostmi, kter\u00e9 jsou d\u016fle\u017eit\u00e9 p\u0159i v\u00fdb\u011bru materi\u00e1lu. Pochopen\u00ed rozd\u00edl\u016f pom\u00e1h\u00e1 in\u017een\u00fdr\u016fm a v\u00fdrobc\u016fm zvolit nejvhodn\u011bj\u0161\u00ed slitinu pro danou pr\u00e1ci.<\/p>\n<p>Ve stavu T6 je 7075 v\u00fdrazn\u011b pevn\u011bj\u0161\u00ed a tvrd\u0161\u00ed ne\u017e 6061 \u2014 jej\u00ed mez pevnosti v tahu je t\u00e9m\u011b\u0159 dvojn\u00e1sobn\u00e1. Naproti tomu 6061 je lep\u0161\u00ed volbou pro sva\u0159ov\u00e1n\u00ed, tvarov\u00e1n\u00ed a obr\u00e1b\u011bn\u00ed a je obvykle snadn\u011bji a levn\u011bji zpracovateln\u00e1.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/01\/Mechanical-Characteristics-of-Aluminum-Alloys.png\" alt=\"Mechanick\u00e9 vlastnosti slitin hlin\u00edku\"><\/figure>\n<h3>Rozd\u00edly v pevnosti a odolnosti<\/h3>\n<p>Hlavn\u00edm rozd\u00edlem je pevnost. Ve stavu T6 je pevnost v tahu slitiny 7075 t\u00e9m\u011b\u0159 dvojn\u00e1sobn\u00e1 oproti 6061 \u2014 p\u0159ibli\u017en\u011b 572 MPa versus asi 310 MPa. Tato pevnost poch\u00e1z\u00ed z vy\u0161\u0161\u00edho obsahu zinku ve slitin\u011b 7075.<\/p>\n<p>6061 je m\u00e9n\u011b pevn\u00e1, ale st\u00e1le schopn\u00e1, s dobrou odolnost\u00ed proti opot\u0159eben\u00ed a schopnost\u00ed zvl\u00e1dat b\u011b\u017en\u00e9 provozn\u00ed nap\u011bt\u00ed. Jej\u00ed tvrdost tak\u00e9 pom\u00e1h\u00e1 odol\u00e1vat prom\u00e1\u010dknut\u00ed a povrchov\u00e9mu opot\u0159eben\u00ed v t\u0159ec\u00edch prost\u0159ed\u00edch.<\/p>\n<h3>Tepeln\u00e1 vodivost a tepeln\u00e9 zpracov\u00e1n\u00ed<\/h3>\n<p>Tepeln\u00e9 zpracov\u00e1n\u00ed ovliv\u0148uje v\u00fdkon obou slitin. Stav T6 vznik\u00e1 rozpou\u0161t\u011bc\u00edm \u017e\u00edh\u00e1n\u00edm n\u00e1sledovan\u00fdm um\u011bl\u00fdm st\u00e1rnut\u00edm, co\u017e zvy\u0161uje pevnost a tvrdost u obou.<\/p>\n<p>7075 je pevn\u011bj\u0161\u00ed, ale vede teplo h\u016f\u0159e ne\u017e 6061 kv\u016fli vy\u0161\u0161\u00edmu obsahu leguj\u00edc\u00edch prvk\u016f. Ni\u017e\u0161\u00ed obsah legur u 6061 \u2014 v\u010detn\u011b k\u0159em\u00edku \u2014 j\u00ed poskytuje vy\u0161\u0161\u00ed tepelnou vodivost.<\/p>\n<div class=\"table-responsive\">\n<table>\n<tbody>\n<tr>\n<td><strong>Majetek<\/strong><\/td>\n<td><strong>Hlin\u00edk 7075<\/strong><\/td>\n<td><strong>Hlin\u00edk 6061<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Tepeln\u00e1 vodivost (W\/m-K)<\/td>\n<td>130<\/td>\n<td>167<\/td>\n<\/tr>\n<tr>\n<td>Mez pevnosti v tahu, T6 (MPa)<\/td>\n<td>~572<\/td>\n<td>~310<\/td>\n<\/tr>\n<tr>\n<td>Odolnost proti korozi<\/td>\n<td>M\u00edrn\u00e1<\/td>\n<td>Dobr\u00fd<\/td>\n<\/tr>\n<tr>\n<td>Sva\u0159itelnost<\/td>\n<td>\u0160patn\u00fd<\/td>\n<td>Dobr\u00fd<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>6061 je obl\u00edbenou volbou pro \u00falohy odvodu tepla, jako jsou chladi\u010de a v\u00fdm\u011bn\u00edky tepla, d\u00edky sv\u00e9 vy\u0161\u0161\u00ed tepeln\u00e9 vodivosti.<\/p>\n<h2>Praktick\u00e9 aplikace jednotliv\u00fdch slitin<\/h2>\n<p>7075 a 6061 nejsou zam\u011bniteln\u00e9; jejich vlastnosti je sm\u011b\u0159uj\u00ed k r\u016fzn\u00fdm rol\u00edm v pr\u016fmyslu.<\/p>\n<p>Pom\u011br pevnosti k hmotnosti slitiny 7075 je vhodn\u00fd pro d\u00edly citliv\u00e9 na hmotnost v letectv\u00ed, sportovn\u00edm vybaven\u00ed a vojensk\u00e9 technice. Vyv\u00e1\u017een\u00e9 vlastnosti a ni\u017e\u0161\u00ed n\u00e1klady slitiny 6061 z n\u00ed \u010din\u00ed chytrou volbu pro b\u011b\u017en\u00e9 pou\u017eit\u00ed, jako je stavebnictv\u00ed, automobilov\u00e9 d\u00edly a spot\u0159ebn\u00ed zbo\u017e\u00ed.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/01\/Forged-7075-Aluminum-Alloy-in-Aerospace-Parts.png\" alt=\"Kovan\u00e1 hlin\u00edkov\u00e1 slitina 7075 v leteck\u00fdch d\u00edlech\"><\/figure>\n<h3>Pou\u017eit\u00ed materi\u00e1lu 7075 v leteck\u00e9m a automobilov\u00e9m pr\u016fmyslu<\/h3>\n<p>7075 je jednou z nejpevn\u011bj\u0161\u00edch tv\u00e1\u0159en\u00fdch hlin\u00edkov\u00fdch slitin a je b\u011b\u017en\u00e1 v <a href=\"https:\/\/premiumalu.com\/cs\/konecny-pruvodce-slitinou-leteckeho-hliniku\/\">leteck\u00fd pr\u016fmysl<\/a>. Jej\u00ed vysok\u00fd pom\u011br pevnosti k hmotnosti vyhovuje leteck\u00fdm d\u00edl\u016fm, jako jsou nosn\u00edky k\u0159\u00eddel, r\u00e1my trupu a podvozky, kter\u00e9 mus\u00ed odol\u00e1vat vysok\u00e9mu nam\u00e1h\u00e1n\u00ed za letu.<\/p>\n<p>V automobilov\u00e9m pr\u016fmyslu umo\u017e\u0148uje pevnost slitiny 7075 d\u00edl\u016fm z\u016fstat lehk\u00fdmi a pevn\u00fdmi, co\u017e zlep\u0161uje v\u00fdkon a spot\u0159ebu paliva. Vyskytuje se v z\u00e1vodn\u00edch r\u00e1mech, \u010d\u00e1stech zav\u011b\u0161en\u00ed a konstruk\u010dn\u00edch spojovac\u00edch prvc\u00edch.<\/p>\n<p>Dal\u0161\u00edm d\u016fvodem, pro\u010d in\u017een\u00fd\u0159i preferuj\u00ed 7075, je jej\u00ed vysok\u00e1 \u00fanavov\u00e1 pevnost \u2014 d\u00edly vydr\u017e\u00ed miliony cykl\u016f nam\u00e1h\u00e1n\u00ed bez selh\u00e1n\u00ed, co\u017e udr\u017euje kritick\u00e9 konstrukce spolehliv\u00e9.<\/p>\n<h3>Stavebnictv\u00ed a cyklistika pro 6061<\/h3>\n<p>6061 je \u0161iroce extrudov\u00e1na pro stavebnictv\u00ed. Je tv\u00e1rn\u00e1 a nab\u00edz\u00ed lep\u0161\u00ed odolnost proti korozi ne\u017e slitiny s vysok\u00fdm obsahem zinku, co\u017e vyhovuje vn\u011bj\u0161\u00edm pl\u00e1\u0161\u0165\u016fm budov, okenn\u00edm r\u00e1m\u016fm, mostn\u00edm d\u00edl\u016fm a konstruk\u010dn\u00edm podpor\u00e1m.<\/p>\n<p>V cyklistice \u010din\u00ed pom\u011br pevnosti k hmotnosti a odolnost proti opot\u0159eben\u00ed slitiny 6061 z\u00e1kladn\u00ed materi\u00e1l pro r\u00e1my silni\u010dn\u00edch a horsk\u00fdch kol, a snadnost tvarov\u00e1n\u00ed a sva\u0159ov\u00e1n\u00ed umo\u017e\u0148uje v\u00fdrobc\u016fm formovat ji do p\u0159esn\u00fdch geometri\u00ed trubek.<\/p>\n<p>A\u010dkoli 6061 nen\u00ed tak tvrd\u00e1 jako 7075, nen\u00ed to pro r\u00e1my kol nev\u00fdhoda \u2014 ni\u017e\u0161\u00ed tvrdost pom\u00e1h\u00e1 absorbovat vibrace z vozovky pro plynulej\u0161\u00ed j\u00edzdu.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/01\/Forged-6061-Application-in-Bridge-Parts.png\" alt=\"Kovan\u00e9 6061 Pou\u017eit\u00ed v mostn\u00edch d\u00edlech\"><\/figure>\n<h2>Obrobitelnost a sva\u0159itelnost<\/h2>\n<p>Obrobitelnost a sva\u0159itelnost v\u00fdrazn\u011b ovliv\u0148uj\u00ed zp\u016fsob v\u00fdroby ka\u017ed\u00e9 slitiny a ur\u010duj\u00ed n\u00e1klady a v\u00fdslednou kvalitu.<\/p>\n<p>Pro n\u00e1ro\u010dn\u00e9 obr\u00e1b\u011bn\u00ed nebo sva\u0159ov\u00e1n\u00ed je 6061 snaz\u0161\u00ed cestou \u2014 \u0159e\u017ee se, vrt\u00e1 a tvaruje rychle a sva\u0159uje se do pevn\u00fdch, trvanliv\u00fdch spoj\u016f. 7075 je tvrd\u0161\u00ed a pevn\u011bj\u0161\u00ed, co\u017e zt\u011b\u017euje jak obr\u00e1b\u011bn\u00ed, tak sva\u0159ov\u00e1n\u00ed.<\/p>\n<h2>Schopnosti a kvalita eloxov\u00e1n\u00ed<\/h2>\n<p>Eloxov\u00e1n\u00ed vytv\u00e1\u0159\u00ed ochrannou oxidovou vrstvu, kter\u00e1 zlep\u0161uje odolnost proti korozi a vzhled obou slitin prost\u0159ednictv\u00edm elektrol\u00fdzy.<\/p>\n<p>6061 se eloxuje dob\u0159e: jej\u00ed obsah k\u0159em\u00edku podporuje silnou, rovnom\u011brnou oxidovou vrstvu, kter\u00e1 odol\u00e1v\u00e1 n\u00e1ro\u010dn\u00fdm podm\u00ednk\u00e1m. 7075 lze tak\u00e9 eloxovat, ale jej\u00ed vysok\u00fd obsah zinku m\u016f\u017ee zp\u016fsobit nerovnom\u011brnou tvorbu oxidu, pokud nen\u00ed proces \u0159\u00edzen. P\u0159i spr\u00e1vn\u00e9m proveden\u00ed eloxov\u00e1n\u00ed prodlu\u017euje \u017eivotnost slitiny 7075 i v n\u00e1ro\u010dn\u00fdch prost\u0159ed\u00edch.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/01\/Anodizing-Aluminum-Alloys.png\" alt=\"Eloxov\u00e1n\u00ed hlin\u00edkov\u00fdch slitin\"><\/figure>\n<h3>Pr\u00e1ce s hlin\u00edkem 7075<\/h3>\n<p>7075 je velmi pevn\u00e1, tak\u017ee manipulace s n\u00ed vy\u017eaduje opatrnost. Jej\u00ed tvrdost zt\u011b\u017euje \u0159ez\u00e1n\u00ed; speci\u00e1ln\u00ed n\u00e1stroje a ni\u017e\u0161\u00ed rychlosti chr\u00e1n\u00ed n\u00e1stroje a udr\u017euj\u00ed tolerance.<\/p>\n<p>\u0158\u00edzen\u00ed teploty je d\u016fle\u017eit\u00e9 b\u011bhem kov\u00e1n\u00ed, zejm\u00e9na u n\u00e1ro\u010dn\u00fdch d\u00edl\u016f. Spr\u00e1vn\u00e9 kov\u00e1n\u00ed m\u016f\u017ee skute\u010dn\u011b zv\u00fd\u0161it pevnost slitiny 7075 pro vysoce nam\u00e1han\u00e9 slu\u017eby.<\/p>\n<p>Stav ovliv\u0148uje zpracovatelnost: \u017e\u00edhan\u00fd stav O se snadn\u011bji tvaruje, zat\u00edmco stav T6 se h\u016f\u0159e zpracov\u00e1v\u00e1. Znalost stavu je z\u00e1sadn\u00ed pro v\u00fdrobu a konstrukci.<\/p>\n<h3>Pr\u00e1ce s hlin\u00edkem 6061<\/h3>\n<p>6061 je obl\u00edben\u00e1, proto\u017ee se s n\u00ed snadno pracuje a dob\u0159e se sva\u0159uje. B\u011b\u017en\u00e9 metody jako <a href=\"https:\/\/en.wikipedia.org\/wiki\/Gas_tungsten_arc_welding\" target=\"_blank\" rel=\"noopener noreferrer\">sva\u0159ov\u00e1n\u00ed wolframov\u00fdm svazkem v plynu (GTAW)<\/a> a <a href=\"https:\/\/en.wikipedia.org\/wiki\/Gas_metal_arc_welding\" target=\"_blank\" rel=\"noopener noreferrer\">obloukov\u00e9 sva\u0159ov\u00e1n\u00ed plynem (GMAW)<\/a> na n\u00ed funguj\u00ed dob\u0159e.<\/p>\n<p>Fr\u00e9zov\u00e1n\u00ed slitiny 6061 je rychl\u00e9 a \u0161etrn\u00e9 k n\u00e1stroj\u016fm, co\u017e \u010din\u00ed v\u00fdrobu efektivn\u00ed a n\u00e1kladov\u011b v\u00fdhodnou.<\/p>\n<p>P\u0159i vystaven\u00ed vzduchu vytv\u00e1\u0159\u00ed 6061 ochrannou oxidovou vrstvu, kter\u00e1 odol\u00e1v\u00e1 korozi, tak\u017ee mnoho aplikac\u00ed nevy\u017eaduje \u017e\u00e1dnou dal\u0161\u00ed povrchovou \u00fapravu.<\/p>\n<h2>N\u00e1kladov\u00e9 rozd\u00edly mezi kovanou 7075 a 6061<\/h2>\n<p>Kovan\u00e1 7075 obvykle stoj\u00ed v\u00edce ne\u017e 6061. P\u0159\u00edplatek poch\u00e1z\u00ed z vy\u0161\u0161\u00edch n\u00e1klad\u016f na legov\u00e1n\u00ed slitiny 7075 (v\u00edce zinku), jej\u00ed vy\u0161\u0161\u00ed pevnosti a n\u00e1ro\u010dn\u011bj\u0161\u00edho kov\u00e1n\u00ed a obr\u00e1b\u011bn\u00ed, kter\u00e9 vy\u017eaduje \u2014 nikoli z odolnosti proti korozi, kter\u00e1 je ve skute\u010dnosti ni\u017e\u0161\u00ed ne\u017e u 6061. 6061 je cenov\u011b v\u00fdhodn\u00e1 varianta, kdy\u017e nen\u00ed vy\u017eadov\u00e1na \u0161pi\u010dkov\u00e1 pevnost, a in\u017een\u00fd\u0159i sahaj\u00ed po 7075, kdy\u017e pot\u0159ebuj\u00ed pevnost p\u0159i vysok\u00e9m nam\u00e1h\u00e1n\u00ed.<\/p>\n<h2>Z\u00e1v\u011br<\/h2>\n<p>7075 a 6061 \u0159e\u0161\u00ed r\u016fzn\u00e9 probl\u00e9my. 7075 poskytuje t\u00e9m\u011b\u0159 dvojn\u00e1sobnou pevnost oproti 6061 pro leteck\u00e9 a automobilov\u00e9 konstrukce za cenu n\u00e1ro\u010dn\u011bj\u0161\u00edho obr\u00e1b\u011bn\u00ed, \u0161patn\u00e9 sva\u0159itelnosti, pouze st\u0159edn\u00ed odolnosti proti korozi a vy\u0161\u0161\u00ed ceny. 6061 ob\u011btuje \u0161pi\u010dkovou pevnost ve prosp\u011bch snadn\u00e9 v\u00fdroby, dobr\u00e9 odolnosti proti korozi a ni\u017e\u0161\u00edch n\u00e1klad\u016f, co\u017e je d\u016fvod, pro\u010d dominuje ve stavebnictv\u00ed a cyklistice. P\u0159izp\u016fsobte slitinu omezen\u00ed, kter\u00e9 je nejd\u016fle\u017eit\u011bj\u0161\u00ed \u2014 pevnosti nebo zpracovatelnosti.<\/p>\n<p>Spole\u010dnost Linsy Aluminum dod\u00e1v\u00e1 ob\u011b slitiny, 7075 i 6061, v kovan\u00e9 a extrudovan\u00e9 form\u011b \u2014 plech, deska, ty\u010d, trubka a vlastn\u00ed profily \u2014 s mo\u017enost\u00ed \u00fapravy rozm\u011br\u016f a povrchov\u00e9 \u00fapravy. Typick\u00e9 dodac\u00ed lh\u016fty se pohybuj\u00ed od 10 do 60 dn\u016f v z\u00e1vislosti na slitin\u011b, stavu a zpracov\u00e1n\u00ed. <a href=\"https:\/\/premiumalu.com\/cs\/contact-us\/\">Kontaktujte Linsy Aluminum<\/a> pro projedn\u00e1n\u00ed va\u0161eho v\u00fdb\u011bru mezi 7075 a 6061 a vy\u017e\u00e1d\u00e1n\u00ed cenov\u00e9 nab\u00eddky.<\/p>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<h3>Kter\u00e1 je pevn\u011bj\u0161\u00ed, 7075 nebo 6061?<\/h3>\n<p>Ve stavu T6 je 7075 v\u00fdrazn\u011b pevn\u011bj\u0161\u00ed \u2014 mez pevnosti v tahu kolem 572 MPa versus asi 310 MPa u 6061. Proto se 7075 pou\u017e\u00edv\u00e1 do vysoce nam\u00e1han\u00fdch leteck\u00fdch a konstruk\u010dn\u00edch d\u00edl\u016f, zat\u00edmco 6061 pokr\u00fdv\u00e1 b\u011b\u017enou v\u00fdrobu.<\/p>\n<h3>Kter\u00e1 slitina se l\u00e9pe sva\u0159uje?<\/h3>\n<p>6061 se dob\u0159e sva\u0159uje metodami GTAW\/GMAW a vytv\u00e1\u0159\u00ed pevn\u00e9 spoje. 7075 se sva\u0159uje obt\u00ed\u017en\u011b: obsah m\u011bdi a zinku zp\u016fsobuje hork\u00e9 trhliny a ztr\u00e1tu pevnosti v tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3n\u011b, tak\u017ee v\u011bt\u0161ina konstrukc\u00ed z 7075 pou\u017e\u00edv\u00e1 m\u00edsto toho mechanick\u00e9 spojov\u00e1n\u00ed nebo lepen\u00ed.<\/p>\n<h3>Jak si mezi nimi vybrat pro dr\u017e\u00e1k?<\/h3>\n<p>Pokud mus\u00ed dr\u017e\u00e1k n\u00e9st vysok\u00e9 zat\u00ed\u017een\u00ed v konstrukci citliv\u00e9 na hmotnost a nebude sva\u0159ov\u00e1n, je 7075 pevn\u011bj\u0161\u00ed volbou. Pokud pot\u0159ebujete sva\u0159ovat, udr\u017eet n\u00edzk\u00e9 n\u00e1klady nebo vystavit d\u00edl korozivn\u00edmu prost\u0159ed\u00ed, je obvykle lep\u0161\u00ed volbou 6061.<\/p>","protected":false},"excerpt":{"rendered":"<p>Key Highlights 7075 and 6061 are both common alloys but serve different jobs \u2014 7075 for strength, 6061 for balance. 7075 is the high-strength option, used in aerospace, sport, and defense structures. 6061 offers a good mix of strength, corrosion resistance, and fabricability for construction and cycling. Their chemistry differs: 7075 is zinc- and magnesium-driven; [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":7589,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"Ultimate Guide of Forged 7075 vs 6061 Aluminum Alloys","_seopress_titles_desc":"Forged 7075 vs 6061 aluminum: composition, strength, thermal conductivity, weldability, anodizing, cost, and applications compared to help you choose the right alloy.","_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":[177,179,125],"tags":[],"class_list":["post-7595","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-5000_6000-series-aluminum","category-7000-series-aluminum","category-comparing-aluminum-metal-alloys"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/7595","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=7595"}],"version-history":[{"count":1,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/7595\/revisions"}],"predecessor-version":[{"id":10156,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/7595\/revisions\/10156"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media\/7589"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media?parent=7595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/categories?post=7595"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/tags?post=7595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}