{"id":6771,"date":"2024-11-03T12:35:07","date_gmt":"2024-11-03T12:35:07","guid":{"rendered":"https:\/\/premiumalu.com\/2024-t4-aluminum-properties\/"},"modified":"2026-08-17T14:08:01","modified_gmt":"2026-08-17T14:08:01","slug":"vlastnosti-hliniku-2024-t4","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/cs\/2024-t4-aluminum-properties\/","title":{"rendered":"Zkoum\u00e1n\u00ed vlastnost\u00ed hlin\u00edku 2024 T4"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Co je hlin\u00edk 2024?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">2024 je hlin\u00edkov\u00e1 slitina \u0159ady 2000 s m\u011bd\u00ed jako hlavn\u00edm leguj\u00edc\u00edm prvkem (3,8\u20134,91 TP3T Cu, d\u00e1le 1,2\u20131,81 TP3T Mg a 0,3\u20130,91 TP3T Mn). Pevnost z\u00edsk\u00e1v\u00e1 precipita\u010dn\u00edm vytvrzov\u00e1n\u00edm \u2014 \u0159\u00edzen\u00fdm tepeln\u00fdm cyklem, kter\u00fd v hlin\u00edkov\u00e9 m\u0159\u00ed\u017ece vytv\u00e1\u0159\u00ed submikroskopick\u00e9 shluky m\u011bdi \u2014 nikoli tv\u00e1\u0159en\u00edm za studena. V\u00fdsledkem je jedna z nejpevn\u011bj\u0161\u00edch hlin\u00edkov\u00fdch slitin dostupn\u00fdch ve tv\u00e1\u0159en\u00e9 form\u011b, s pevnost\u00ed v tahu srovnatelnou s m\u011bkkou ocel\u00ed p\u0159i p\u0159ibli\u017en\u011b jedn\u00e9 t\u0159etin\u011b hustoty.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pr\u00e1v\u011b obsah m\u011bdi je tak\u00e9 d\u016fvodem, pro\u010d slitina 2024 koroduje snadn\u011bji ne\u017e slitiny \u0159ady 5xxx nebo 6xxx. V praxi se materi\u00e1l t\u00e9m\u011b\u0159 v\u017edy dod\u00e1v\u00e1 jako alcladov\u00fd plech (\u010dist\u00fd hlin\u00edk metalurgicky spojen\u00fd s povrchem) nebo je chr\u00e1n\u011bn eloxov\u00e1n\u00edm \u010di n\u00e1t\u011brem. Pr\u00e1v\u011b tento pom\u011br pevnosti k hmotnosti \u010din\u00ed slitinu 2024 v\u00fdchoz\u00ed volbou pro draky letadel a vysoce v\u00fdkonn\u00e9 stroje \u2014 a p\u0159esn\u011b proto z\u00e1le\u017e\u00ed na zvolen\u00e9m temperu, zejm\u00e9na u tv\u00e1\u0159en\u00fdch d\u00edl\u016f, v\u00edce ne\u017e na samotn\u00e9 slitin\u011b.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Porozum\u011bn\u00ed temperu T4<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Understanding-the-T4-Temper.png\" alt=\"\" class=\"wp-image-10277\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Understanding-the-T4-Temper.png 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Understanding-the-T4-Temper-300x225.png 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Understanding-the-T4-Temper-768x576.png 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Understanding-the-T4-Temper-16x12.png 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Understanding-the-T4-Temper-600x450.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u00dapln\u00e9 ozna\u010den\u00ed \u201cT4\u201d popisuje dvoustup\u0148ov\u00e9 tepeln\u00e9 zpracov\u00e1n\u00ed aplikovan\u00e9 po odlit\u00ed slitiny, zpracov\u00e1n\u00ed do kone\u010dn\u00e9ho tvaru (plech, deska, ty\u010d nebo trubka) a roztokov\u00e9m \u017e\u00edh\u00e1n\u00ed.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed.<\/strong>\u00a0Slitina se zah\u0159eje na p\u0159ibli\u017en\u011b 493 \u00b0C (920 \u00b0F), aby se precipit\u00e1ty bohat\u00e9 na m\u011b\u010f rozpustily do homogenn\u00edho tuh\u00e9ho roztoku. P\u0159i t\u00e9to teplot\u011b jsou atomy m\u011bdi pln\u011b rozpt\u00fdleny v hlin\u00edkov\u00e9 matrici. Materi\u00e1l je pot\u00e9 rychle ochlazen \u2014 obvykle ve studen\u00e9 vod\u011b \u2014 aby se m\u011b\u010f zachytila v p\u0159esycen\u00e9m tuh\u00e9m roztoku. Pokud by slitina chladla pomalu, m\u011b\u010f by precipitovala jako hrub\u00e9, slab\u011b v\u00e1zan\u00e9 \u010d\u00e1stice; rychl\u00e9 ochlazen\u00ed tomu zabra\u0148uje.<\/li>\n\n\n\n<li><strong>P\u0159irozen\u00e9 st\u00e1rnut\u00ed.<\/strong>\u00a0Ochlazen\u00fd materi\u00e1l se ponech\u00e1 p\u0159i pokojov\u00e9 teplot\u011b po dobu n\u011bkolika dn\u00ed. B\u011bhem tohoto obdob\u00ed atomy m\u011bdi difunduj\u00ed na kr\u00e1tk\u00e9 vzd\u00e1lenosti hlin\u00edkovou m\u0159\u00ed\u017ekou a shlukuj\u00ed se na rovin\u00e1ch {100}, \u010d\u00edm\u017e vytv\u00e1\u0159ej\u00ed koherentn\u00ed z\u00f3ny zn\u00e1m\u00e9 jako Guinier-Prestonovy (GP) z\u00f3ny. Tyto z\u00f3ny nap\u00ednaj\u00ed okoln\u00ed m\u0159\u00ed\u017eku a br\u00e1n\u00ed pohybu dislokac\u00ed, co\u017e je mechanismus zvy\u0161uj\u00edc\u00ed pevnost. Proces st\u00e1rnut\u00ed dosahuje t\u00e9m\u011b\u0159 maxim\u00e1ln\u00ed pevnosti po p\u0159ibli\u017en\u011b 4\u20135 dnech a pokra\u010duje pomalu po m\u011bs\u00edce, p\u0159i\u010dem\u017e praktick\u00e9 konstruk\u010dn\u00ed vlastnosti se stabilizuj\u00ed b\u011bhem prvn\u00edho t\u00fddne.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00fdsledkem je temper, kter\u00fd kombinuje vysokou pevnost v tahu (~470 MPa UTS) s nejvy\u0161\u0161\u00ed ta\u017enost\u00ed z b\u011b\u017en\u011b specifikovan\u00fdch temper\u016f slitiny 2024 \u2014 typicky 19\u2013201 TP3T prodlou\u017een\u00ed na 50 mm. Tato ta\u017enost je p\u0159\u00edm\u00fdm d\u016fsledkem toho, co T4&nbsp;<em>nezahrnuje:<\/em>&nbsp;\u017e\u00e1dn\u00fd krok tv\u00e1\u0159en\u00ed za studena a \u017e\u00e1dn\u00e9 protahov\u00e1n\u00ed pro odstran\u011bn\u00ed pnut\u00ed. Materi\u00e1l si zachov\u00e1v\u00e1 plnou tva\u0159itelnost \u010derstv\u011b ochlazen\u00e9ho stavu p\u0159i zachov\u00e1n\u00ed pln\u00e9 pevnosti po vytvrdnut\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Jak se T4 li\u0161\u00ed od T3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T3 je temper nejbli\u017e\u0161\u00ed T4. Oba jsou roztokov\u011b \u017e\u00edh\u00e1ny a p\u0159irozen\u011b st\u00e1rnuty. Rozd\u00edl spo\u010d\u00edv\u00e1 v jedin\u00e9m zpracovatelsk\u00e9m kroku: T3 proch\u00e1z\u00ed \u0159\u00edzenou redukc\u00ed tv\u00e1\u0159en\u00edm za studena (typicky 1\u201331 TP3T) po ochlazen\u00ed a p\u0159ed p\u0159irozen\u00fdm st\u00e1rnut\u00edm. Toto tv\u00e1\u0159en\u00ed za studena p\u0159id\u00e1v\u00e1 deforma\u010dn\u00ed zpevn\u011bn\u00ed \u2014 v\u00edce dislokac\u00ed v m\u0159\u00ed\u017ece \u2014 co\u017e m\u00edrn\u011b zvy\u0161uje pevnost v tahu a na mezi kluzu, ale sni\u017euje ta\u017enost a tva\u0159itelnost.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pro d\u00edl, kter\u00fd bude tv\u00e1\u0159en, oh\u00fdb\u00e1n nebo tvarov\u00e1n ta\u017een\u00edm po tepeln\u00e9m zpracov\u00e1n\u00ed, je T4 prakti\u010dt\u011bj\u0161\u00ed volbou. Absence tv\u00e1\u0159en\u00ed za studena znamen\u00e1, \u017ee se materi\u00e1l deformuje rovnom\u011brn\u011bji a snese men\u0161\u00ed polom\u011bry ohybu p\u0159ed prasknut\u00edm. Pro d\u00edl, kter\u00fd bude pou\u017eit ve stavu v\u00e1lcovan\u00e9m nebo ta\u017een\u00e9m bez dal\u0161\u00edho tv\u00e1\u0159en\u00ed, m\u016f\u017ee b\u00fdt m\u00edrn\u00e1 v\u00fdhoda pevnosti T3 v\u00fdhodn\u011bj\u0161\u00ed. Pr\u016fvodce&nbsp;<a href=\"https:\/\/premiumalu.com\/cs\/dokonaly-pruvodce-hlinikem-2024-t3\/\">2024-T3 guide<\/a>&nbsp;podrobn\u011bji popisuje postup tv\u00e1\u0159en\u00ed za studena.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mechanick\u00e9 vlastnosti 2024-T4<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/2024-T4-Mechanical-Properties.png\" alt=\"\" class=\"wp-image-10274\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/2024-T4-Mechanical-Properties.png 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/2024-T4-Mechanical-Properties-300x225.png 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/2024-T4-Mechanical-Properties-768x576.png 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/2024-T4-Mechanical-Properties-16x12.png 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/2024-T4-Mechanical-Properties-600x450.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Majetek<\/th><th>Hodnota<\/th><th>Pozn\u00e1mky<\/th><\/tr><\/thead><tbody><tr><td>Hustota<\/td><td>2,78 g\/cm\u00b3<\/td><td>Typick\u00e9 pro \u0159adu 2xxx<\/td><\/tr><tr><td>Mez pevnosti v tahu<\/td><td>470 MPa (68 ksi)<\/td><td>Pod\u00e9ln\u00fd sm\u011br, pokojov\u00e1 teplota<\/td><\/tr><tr><td>Mez kluzu v tahu (0,2 % offset)<\/td><td>324 MPa (47 ksi)<\/td><td>\u0158\u00edd\u00ed v\u011bt\u0161inu konstruk\u010dn\u00edch v\u00fdpo\u010dt\u016f<\/td><\/tr><tr><td>Prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed<\/td><td>~19\u2013201 TP3T<\/td><td>P\u0159i m\u011brn\u00e9 d\u00e9lce 50 mm; nejvy\u0161\u0161\u00ed mezi tempery slitiny 2024<\/td><\/tr><tr><td>Modul pru\u017enosti<\/td><td>73,1 GPa (10 600 ksi)<\/td><td>P\u0159ibli\u017en\u011b jedna t\u0159etina oceli<\/td><\/tr><tr><td>Mez \u00fanavy (5\u00d710\u2078 cykl\u016f)<\/td><td>~140 MPa (20 ksi)<\/td><td>Hladk\u00fd vzorek, R = \u22121<\/td><\/tr><tr><td>Smykov\u00e1 pevnost<\/td><td>285 MPa (41 ksi)<\/td><td>D\u016fle\u017eit\u00e9 pro n\u00e1vrh spojovac\u00edch prvk\u016f a n\u00fdtov\u00fdch spoj\u016f<\/td><\/tr><tr><td>Tvrdost podle Brinella<\/td><td>120 HB<\/td><td>Zat\u00ed\u017een\u00ed 500 kg, kuli\u010dka 10 mm<\/td><\/tr><tr><td>Elektrick\u00e1 vodivost<\/td><td>30% IACS<\/td><td>N\u00edzk\u00e1 pro hlin\u00edk \u2014 specifikujte pro pevnost, ne pro veden\u00ed proudu<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Mez kluzu 324 MPa je hodnota, kter\u00e1 \u0159\u00edd\u00ed v\u011bt\u0161inu konstruk\u010dn\u00edch n\u00e1vrh\u016f. To, co odli\u0161uje T4 od ostatn\u00edch temper\u016f slitiny 2024, nen\u00ed hodnota meze kluzu \u2014 T351 dosahuje stejn\u00fdch 325 MPa \u2014 ale ta\u017enost. P\u0159i ~201 TP3T si T4 zachov\u00e1v\u00e1 p\u0159ibli\u017en\u011b o 30\u2013401 TP3T vy\u0161\u0161\u00ed ta\u017enost ne\u017e T351 (~12\u2013151 TP3T) a t\u00e9m\u011b\u0159 dvojn\u00e1sobnou ta\u017enost ve srovn\u00e1n\u00ed s T6 (~8\u2013101 TP3T). Tento rozd\u00edl se p\u0159\u00edmo projevuje ve tva\u0159itelnosti: plech T4 lze ohnout na men\u0161\u00ed polom\u011br nebo d\u00e1le tvarovat ta\u017een\u00edm p\u0159ed prasknut\u00edm ne\u017e stejnou slitinu v temperu T3, T351 nebo T6.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kde se 2024-T4 pou\u017e\u00edv\u00e1<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Where-2024-T4-Is-Used.png\" alt=\"\" class=\"wp-image-10275\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Where-2024-T4-Is-Used.png 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Where-2024-T4-Is-Used-300x225.png 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Where-2024-T4-Is-Used-768x576.png 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Where-2024-T4-Is-Used-16x12.png 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/Where-2024-T4-Is-Used-600x450.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Kombinace vysok\u00e9 pevnosti, odolnosti proti \u00fanav\u011b a vynikaj\u00edc\u00ed ta\u017enosti \u010din\u00ed T4 standardn\u00edm temperem pro tv\u00e1\u0159en\u00e9 leteck\u00e9 plechy a pro aplikace, kde mus\u00ed b\u00fdt materi\u00e1l tvarov\u00e1n po tepeln\u00e9m zpracov\u00e1n\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Leteck\u00e9 a kosmick\u00e9 konstrukce<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Prim\u00e1rn\u00ed oblast pou\u017eit\u00ed. K\u0159\u00eddeln\u00ed potahy, trupov\u00e9 panely a konstruk\u010dn\u00ed kryty jsou \u010dasto tv\u00e1\u0159eny z plechu 2024-T4 v alcladov\u00e9m stavu. Tv\u00e1\u0159ec\u00ed operace \u2014 oh\u00fdb\u00e1n\u00ed na ohra\u0148ovac\u00edm lisu, tvarov\u00e1n\u00ed ta\u017een\u00edm nebo v\u00e1lcov\u00e1n\u00ed profil\u016f \u2014 vyu\u017e\u00edvaj\u00ed vysokou ta\u017enost T4 k dosa\u017een\u00ed slo\u017eit\u00fdch kontur bez prask\u00e1n\u00ed. Po vytvarov\u00e1n\u00ed si d\u00edl zachov\u00e1v\u00e1 plnou pevnost temperu po vytvrdnut\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Spodn\u00ed potahy k\u0159\u00eddel a trupov\u00e9 potahy jsou b\u011bhem ka\u017ed\u00e9ho letu vystaveny tahov\u011b dominantn\u00edm \u00fanavov\u00fdm cykl\u016fm. 2024-T4 poskytuje \u00fanavovou odolnost pot\u0159ebnou pro dlouhou \u017eivotnost p\u0159i zachov\u00e1n\u00ed hmotnosti p\u0159ibli\u017en\u011b na jedn\u00e9 t\u0159etin\u011b ekvivalentn\u00edho ocelov\u00e9ho n\u00e1vrhu. Alcladov\u00e1 vrstva chr\u00e1n\u00ed proti korozi, kter\u00e1 by jinak omezila \u017eivotnost hol\u00e9 slitiny ve vlhk\u00e9m prost\u0159ed\u00ed nebo prost\u0159ed\u00ed s obsahem sol\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pro obr\u00e1b\u011bn\u00e9 konstruk\u010dn\u00ed sou\u010d\u00e1sti \u2014 p\u0159ep\u00e1\u017eky, fitinky, konzoly \u2014 je obvykle preferov\u00e1n T351 p\u0159ed T4, proto\u017ee prota\u017een\u00ed pro odstran\u011bn\u00ed pnut\u00ed zabra\u0148uje deformac\u00edm p\u0159i obr\u00e1b\u011bn\u00ed. Role T4 spo\u010d\u00edv\u00e1 specificky ve tv\u00e1\u0159en\u00e9m plechu a tenk\u00fdch desk\u00e1ch, kde z\u00e1le\u017e\u00ed v\u00edce na tva\u0159itelnosti ne\u017e na stabilit\u011b p\u0159i obr\u00e1b\u011bn\u00ed. Pro \u0161ir\u0161\u00ed srovn\u00e1n\u00ed slitin mezi sebou anal\u00fdza&nbsp;<a href=\"https:\/\/premiumalu.com\/cs\/2024-vs-7075-v-hloubkovem-komplexnim-srovnani\/\">2024 vs 7075 analysis<\/a>&nbsp;popisuje, kdy kter\u00e1 rodina slitin nach\u00e1z\u00ed uplatn\u011bn\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dal\u0161\u00ed vysoce nam\u00e1han\u00e9 aplikace<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Motorsport a v\u00fdkonn\u00e1 vozidla.<\/strong>\u00a0Karos\u00e1\u0159sk\u00e9 panely, komponenty zav\u011b\u0161en\u00ed a konstruk\u010dn\u00ed konzoly tv\u00e1\u0159en\u00e9 z plechu 2024-T4 se pou\u017e\u00edvaj\u00ed v z\u00e1vodn\u00edch a vysoce v\u00fdkonn\u00fdch aplikac\u00edch, kde z\u00e1le\u017e\u00ed na \u00faspo\u0159e hmotnosti a materi\u00e1l mus\u00ed b\u00fdt tvarov\u00e1n do slo\u017eit\u00fdch geometri\u00ed.<\/li>\n\n\n\n<li><strong>P\u0159esn\u00e9 n\u00e1stroje a p\u0159\u00edpravky.<\/strong>\u00a0Mont\u00e1\u017en\u00ed p\u0159\u00edpravky a kontroln\u00ed p\u0159\u00edpravky, kter\u00e9 vy\u017eaduj\u00ed kombinaci tva\u0159itelnosti (pro p\u0159izp\u016fsoben\u00ed konturovan\u00fdm d\u00edl\u016fm) a tuhosti, t\u011b\u017e\u00ed z plechu T4 ve st\u0159edn\u00edch tlou\u0161\u0165k\u00e1ch.<\/li>\n\n\n\n<li><strong>Vojensk\u00e9 a obrann\u00e9 aplikace.<\/strong>\u00a0Konstruk\u010dn\u00ed kryty, p\u0159\u00edstupov\u00e9 panely a tv\u00e1\u0159en\u00e9 kryty, kde se vy\u017eaduje jak pom\u011br pevnosti k hmotnosti, tak tva\u0159itelnost.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">T4 vs ostatn\u00ed tempery slitiny 2024 \u2014 jak vybrat<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/T4-vs-Other-2024-Tempers.png\" alt=\"\" class=\"wp-image-10276\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/T4-vs-Other-2024-Tempers.png 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/T4-vs-Other-2024-Tempers-300x225.png 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/T4-vs-Other-2024-Tempers-768x576.png 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/T4-vs-Other-2024-Tempers-16x12.png 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2024\/11\/T4-vs-Other-2024-Tempers-600x450.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Slitina 2024 je dostupn\u00e1 v n\u011bkolika temperech, z nich\u017e ka\u017ed\u00fd je optimalizov\u00e1n pro jinou v\u00fdrobn\u00ed cestu. N\u00ed\u017ee uveden\u00e1 tabulka mapuje hlavn\u00ed mo\u017enosti podle typick\u00fdch v\u00fdb\u011brov\u00fdch krit\u00e9ri\u00ed.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Temperament<\/th><th>Zpracov\u00e1n\u00ed<\/th><th>Mez pevnosti (MPa)<\/th><th>Mez kluzu (MPa)<\/th><th>Prodlou\u017een\u00ed<\/th><th>Nejlep\u0161\u00ed pro<\/th><th>Vyhnout se, kdy\u017e<\/th><\/tr><\/thead><tbody><tr><td>T4<\/td><td>Roztok + p\u0159irozen\u00e9 st\u00e1rnut\u00ed<\/td><td>470<\/td><td>324<\/td><td>~20%<\/td><td>Tv\u00e1\u0159en\u00fd plech a tenk\u00e9 desky vy\u017eaduj\u00edc\u00ed maxim\u00e1ln\u00ed ta\u017enost<\/td><td>Obr\u00e1b\u011bn\u00ed siln\u00fdch pr\u016f\u0159ez\u016f (bez odstran\u011bn\u00ed pnut\u00ed)<\/td><\/tr><tr><td>T3<\/td><td>Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed + tv\u00e1\u0159en\u00ed za studena + p\u0159irozen\u00e9 st\u00e1rnut\u00ed<\/td><td>483<\/td><td>345<\/td><td>~18%<\/td><td>Tenk\u00fd plech vy\u017eaduj\u00edc\u00ed maxim\u00e1ln\u00ed pevnost se st\u0159edn\u00ed tva\u0159itelnost\u00ed<\/td><td>Hlubok\u00e9 tv\u00e1\u0159en\u00ed nebo mal\u00e9 polom\u011bry ohybu<\/td><\/tr><tr><td>T351<\/td><td>Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed + ta\u017een\u00ed + p\u0159irozen\u00e9 st\u00e1rnut\u00ed<\/td><td>470<\/td><td>325<\/td><td>~12\u2013151 TP3T<\/td><td>Tlustost\u011bnn\u00e9 obr\u00e1b\u011bn\u00e9 sou\u010d\u00e1sti, \u00fanavov\u011b kritick\u00e9 konstrukce<\/td><td>Tv\u00e1\u0159ec\u00ed operace (ni\u017e\u0161\u00ed ta\u017enost)<\/td><\/tr><tr><td>T6<\/td><td>Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed + um\u011bl\u00e9 st\u00e1rnut\u00ed<\/td><td>483<\/td><td>393<\/td><td>~8\u2013101 TP3T<\/td><td>Aplikace s maxim\u00e1ln\u00ed statickou pevnost\u00ed<\/td><td>\u00danavov\u011b kritick\u00e9 konstrukce (ni\u017e\u0161\u00ed lomov\u00e1 hou\u017eevnatost)<\/td><\/tr><tr><td>T3511<\/td><td>Stejn\u011b jako T351, pro protla\u010dovan\u00e9 profily<\/td><td>425<\/td><td>310<\/td><td>~10%<\/td><td>Protla\u010dovan\u00e9 ty\u010de, profily a trubky<\/td><td>Ploch\u00fd plech nebo deska (T4 nebo T351 je ekvivalentem podle formy produktu)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Kdy je T4 spr\u00e1vnou volbou<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>D\u00edl bude tv\u00e1\u0159en, oh\u00fdb\u00e1n nebo tvarov\u00e1n ta\u017een\u00edm po tepeln\u00e9m zpracov\u00e1n\u00ed.<\/strong>\u00a0Ta\u017enost T4 ~201 TP3T a absence zbytkov\u00fdch pnut\u00ed z tv\u00e1\u0159en\u00ed za studena poskytuj\u00ed nej\u0161ir\u0161\u00ed okno tva\u0159itelnosti ze v\u0161ech temper\u016f slitiny 2024. Polom\u011bry ohybu 1,5t a\u017e 3t jsou praktick\u00e9 pro ohyby 90\u00b0 ve st\u0159edn\u00edch tlou\u0161\u0165k\u00e1ch.<\/li>\n\n\n\n<li><strong>Aplikace up\u0159ednost\u0148uje ta\u017enost a odolnost proti prask\u00e1n\u00ed p\u0159ed absolutn\u00ed mez\u00ed kluzu.<\/strong>\u00a0T4 dosahuje stejn\u00e9 meze kluzu jako T351 (324\u2013325 MPa) p\u0159i zachov\u00e1n\u00ed v\u00fdrazn\u011b vy\u0161\u0161\u00ed ta\u017enosti, co\u017e je d\u016fle\u017eit\u00e9 pro d\u00edly vystaven\u00e9 n\u00e1raz\u016fm nebo d\u00edly, kter\u00e9 mus\u00ed sn\u00e9st m\u00edrnou deformaci bez poru\u0161en\u00ed.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Kdy se hod\u00ed jin\u00e9 temperov\u00e1n\u00ed<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>D\u00edl bude v\u00fdrazn\u011b obr\u00e1b\u011bn z tlust\u00e9 desky.<\/strong>\u00a0T4 nem\u00e1 krok odstran\u011bn\u00ed pnut\u00ed, tak\u017ee v materi\u00e1lu z\u016fst\u00e1vaj\u00ed zbytkov\u00e1 pnut\u00ed z ochlazov\u00e1n\u00ed. Asymetrick\u00e9 odeb\u00edr\u00e1n\u00ed materi\u00e1lu \u2014 hlubok\u00e9 kapsy, jednostrann\u00e9 fr\u00e9zov\u00e1n\u00ed \u2014 uvoln\u00ed tato pnut\u00ed a zp\u016fsob\u00ed deformaci d\u00edlu.\u00a0<a href=\"https:\/\/premiumalu.com\/cs\/zakladni-pruvodce-hlinikem-2024-t351\/\">2024-T351<\/a>\u00a0je standardn\u00ed volbou pro obr\u00e1b\u011bn\u00e9 konstruk\u010dn\u00ed sou\u010d\u00e1sti.<\/li>\n\n\n\n<li><strong>Prioritou je maxim\u00e1ln\u00ed statick\u00e1 pevnost.<\/strong>\u00a0Um\u011bl\u00e9 st\u00e1rnut\u00ed T6 zvy\u0161uje mez kluzu na 393 MPa \u2014 p\u0159ibli\u017en\u011b o 201 TP3T v\u00edce ne\u017e T4 \u2014 ale za cenu ta\u017enosti a lomov\u00e9 hou\u017eevnatosti. Pro \u010dist\u011b statick\u00e9 zat\u011b\u017eovac\u00ed aplikace bez \u00fanavov\u00fdch obav pr\u016fvodce\u00a0<a href=\"https:\/\/premiumalu.com\/cs\/odborny-pruvodce-hlinikovymi-slitinami-2024-t6\/\">2024-T6 guide<\/a>\u00a0popisuje tento kompromis.<\/li>\n\n\n\n<li><strong>Tenk\u00fd plech vy\u017eaduj\u00edc\u00ed maxim\u00e1ln\u00ed pevnost.<\/strong>\u00a0Krok tv\u00e1\u0159en\u00ed za studena u T3 p\u0159id\u00e1v\u00e1 m\u00edrn\u00fd p\u0159\u00edr\u016fstek pevnosti, kter\u00fd m\u016f\u017ee b\u00fdt u\u017eite\u010dn\u00fd u tenk\u00fdch plech\u016f, kde z\u00e1le\u017e\u00ed na ka\u017ed\u00e9m kilonewtonu. Nev\u00fdhodou je sn\u00ed\u017een\u00e1 tva\u0159itelnost.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Pr\u00e1ce s 2024-T4 \u2014 co pot\u0159ebujete v\u011bd\u011bt<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Obr\u00e1b\u011bn\u00ed.<\/strong>\u00a02024-T4\u00a0<a href=\"https:\/\/premiumalu.com\/cs\/produkt\/hlinikovy-plech-2024\/\">dob\u0159e se obr\u00e1b\u00ed<\/a>\u00a0ostr\u00fdmi karbidov\u00fdmi n\u00e1stroji p\u0159i vysok\u00fdch ot\u00e1\u010dk\u00e1ch v\u0159etena a st\u0159edn\u00edch posuvech. Materi\u00e1l vytv\u00e1\u0159\u00ed kr\u00e1tk\u00e9, \u010dist\u00e9 t\u0159\u00edsky a zachov\u00e1v\u00e1 dobrou kvalitu povrchu. Av\u0161ak proto\u017ee T4 zachov\u00e1v\u00e1 zbytkov\u00e1 pnut\u00ed z ochlazov\u00e1n\u00ed, v\u00fdrazn\u00e9 odeb\u00edr\u00e1n\u00ed materi\u00e1lu z jedn\u00e9 strany desky nebo plechu m\u016f\u017ee zp\u016fsobit rozm\u011brov\u00e9 pohyby. Pro p\u0159esn\u011b obr\u00e1b\u011bn\u00e9 d\u00edly ze siln\u00e9ho polotovaru p\u0159ejd\u011bte na T351. Pro operace na \u00farovni plechu \u2014 o\u0159ez\u00e1v\u00e1n\u00ed, vrt\u00e1n\u00ed, lehk\u00e9 fr\u00e9zov\u00e1n\u00ed \u2014 je T4 dostate\u010dn\u011b stabiln\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sva\u0159ov\u00e1n\u00ed.<\/strong>&nbsp;Tavn\u00e9 sva\u0159ov\u00e1n\u00ed slitiny 2024-T4 se nedoporu\u010duje. Slitina je n\u00e1chyln\u00e1 k hork\u00e9mu prask\u00e1n\u00ed v oblasti svaru a tepeln\u011b ovlivn\u011bn\u00e1 z\u00f3na (TOZ) ztr\u00e1c\u00ed zpev\u0148uj\u00edc\u00ed \u00fa\u010dinek precipita\u010dn\u00edho zpracov\u00e1n\u00ed a v bl\u00edzkosti svaru se vrac\u00ed k t\u00e9m\u011b\u0159 \u017e\u00edhan\u00fdm vlastnostem. Praktick\u00fdmi metodami spojov\u00e1n\u00ed jsou n\u00fdtov\u00e1n\u00ed, \u0161roubov\u00e1n\u00ed, lepen\u00ed nebo t\u0159ec\u00ed sva\u0159ov\u00e1n\u00ed s prom\u00edch\u00e1v\u00e1n\u00edm. T\u0159ec\u00ed sva\u0159ov\u00e1n\u00ed s prom\u00edch\u00e1v\u00e1n\u00edm zachov\u00e1v\u00e1 v\u00edce pevnosti z\u00e1kladn\u00edho materi\u00e1lu, proto\u017ee \u0161pi\u010dkov\u00e1 teplota z\u016fst\u00e1v\u00e1 pod prahem roztokov\u00e9ho \u017e\u00edh\u00e1n\u00ed, ale vy\u017eaduje specializovan\u00e9 za\u0159\u00edzen\u00ed a kvalifikaci procesu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Protikorozn\u00ed ochrana.<\/strong>&nbsp;Hol\u00fd 2024-T4 bude v provozu korodovat \u2013 rychleji ne\u017e slitiny 5xxx nebo 6xxx a v\u00fdrazn\u011b rychleji ve slan\u00e9 vod\u011b nebo vlhk\u00e9m prost\u0159ed\u00ed. T\u0159i ochrann\u00e9 strategie pokr\u00fdvaj\u00ed v\u011bt\u0161inu aplikac\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Alclad.<\/em>\u00a0Tenk\u00e1 vrstva komer\u010dn\u011b \u010dist\u00e9ho hlin\u00edku (obvykle slitina 1230 nebo 1100) je v\u00e1lcovan\u00e1 za tepla na oba povrchy. Pl\u00e1tov\u00e1n\u00ed funguje jako ob\u011btovan\u00e1 anoda a chr\u00e1n\u00ed j\u00e1dro. Alclad 2024-T4 je standardem pro leteck\u00e9 plechy.<\/li>\n\n\n\n<li><em>Eloxov\u00e1n\u00ed.<\/em>\u00a0Anodick\u00e1 oxidace v kyselin\u011b s\u00edrov\u00e9 (MIL-A-8625 Typ II) vytv\u00e1\u0159\u00ed \u0159\u00edzenou oxidovou vrstvu, kter\u00e1 zlep\u0161uje odolnost proti korozi a p\u0159ilnavost n\u00e1t\u011br\u016f. Tvrd\u00e1 anodizace (Typ III) je mo\u017en\u00e1, ale m\u016f\u017ee sn\u00ed\u017eit \u00fanavovou \u017eivotnost, pokud nen\u00ed \u0159\u00e1dn\u011b ut\u011bsn\u011bna.<\/li>\n\n\n\n<li><em>Chemick\u00e1 konverzn\u00ed vrstva a n\u00e1t\u011br.<\/em>\u00a0Chrom\u00e1tov\u00e1 konverzn\u00ed vrstva (Alodine) n\u00e1sledovan\u00e1 epoxidov\u00fdm z\u00e1kladn\u00edm n\u00e1t\u011brem a polyuretanov\u00fdm vrchn\u00edm n\u00e1t\u011brem je standardn\u00edm ochrann\u00fdm syst\u00e9mem pro obr\u00e1b\u011bn\u00e9 d\u00edly z 2024.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tv\u00e1\u0159itelnost.<\/strong>&nbsp;T4 nab\u00edz\u00ed nejlep\u0161\u00ed tva\u0159itelnost ze standardn\u00edch stav\u016f slitiny 2024. V \u010derstv\u011b zakalen\u00e9m stavu (p\u0159ed dokon\u010den\u00edm p\u0159irozen\u00e9ho st\u00e1rnut\u00ed) lze materi\u00e1l tv\u00e1\u0159et s je\u0161t\u011b v\u011bt\u0161\u00ed volnost\u00ed. Po \u00fapln\u00e9m vytvrzen\u00ed jsou praktick\u00e9 polom\u011bry ohybu 1,5t a\u017e 3t pro 90\u00b0 ohyby u st\u0159edn\u00edch tlou\u0161t\u011bk. U slo\u017eit\u00fdch tvar\u016f vy\u017eaduj\u00edc\u00edch v\u00fdraznou deformaci by m\u011blo b\u00fdt tv\u00e1\u0159en\u00ed dokon\u010deno d\u0159\u00edve, ne\u017e materi\u00e1l dos\u00e1hne pln\u00e9 pevnosti po vytvrzen\u00ed \u2013 obvykle do n\u011bkolika hodin po zakalen\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdhody a omezen\u00ed na prvn\u00ed pohled<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Faktor<\/th><th>V\u00fdhoda<\/th><th>Omezen\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Pom\u011br pevnosti k hmotnosti<\/td><td>Konkurenceschopn\u00fd s m\u011bkkou ocel\u00ed p\u0159i t\u0159etinov\u00e9 hustot\u011b<\/td><td>Mez kluzu ni\u017e\u0161\u00ed ne\u017e u 7075-T6 nebo 2024-T6<\/td><\/tr><tr><td>\u00danava<\/td><td>Vynikaj\u00edc\u00ed \u00fanavov\u00e1 \u017eivotnost v tahov\u011b dominantn\u00edch cyklech<\/td><td>Citlivost na vruby p\u0159i \u00fanav\u011b vy\u017eaduje pe\u010dliv\u00fd detailn\u00ed n\u00e1vrh<\/td><\/tr><tr><td>Tvarovatelnost<\/td><td>Nejvy\u0161\u0161\u00ed ta\u017enost mezi stavy slitiny 2024 (~20% prodlou\u017een\u00ed)<\/td><td>Okno pro tv\u00e1\u0159en\u00ed se zu\u017euje po dokon\u010den\u00ed p\u0159irozen\u00e9ho st\u00e1rnut\u00ed<\/td><\/tr><tr><td>Stabilita p\u0159i obr\u00e1b\u011bn\u00ed<\/td><td>Dobr\u00e1 kontrola t\u0159\u00edsek a kvalita povrchu p\u0159i operac\u00edch na \u00farovni plechu<\/td><td>\u017d\u00e1dn\u00e9 odpevn\u011bn\u00ed \u2013 t\u011b\u017ek\u00e9 obr\u00e1b\u011bn\u00ed siln\u00fdch polotovar\u016f zp\u016fsobuje deformace<\/td><\/tr><tr><td>Odolnost proti korozi<\/td><td>P\u0159ijateln\u00e9 s alcladem nebo ochrann\u00fdm n\u00e1t\u011brem<\/td><td>Hol\u00e1 slitina nen\u00ed vhodn\u00e1 pro nechr\u00e1n\u011bn\u00fd provoz<\/td><\/tr><tr><td>Sva\u0159itelnost<\/td><td>Sva\u0159iteln\u00e1 t\u0159ec\u00edm sva\u0159ov\u00e1n\u00edm s prom\u00edch\u00e1v\u00e1n\u00edm<\/td><td>Nen\u00ed tavn\u011b sva\u0159iteln\u00e1 \u2014 hork\u00e9 prask\u00e1n\u00ed a ztr\u00e1ta pevnosti v TOZ<\/td><\/tr><tr><td>Dostupnost<\/td><td>Standardn\u00ed leteck\u00fd v\u00e1lcovan\u00fd v\u00fdrobek v podob\u011b plechu a tenk\u00fdch desek<\/td><td>Siln\u00e9 desky se obvykle specifikuj\u00ed jako T351, nikoli T4<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011br<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">2024-T4 zauj\u00edm\u00e1 specifickou pozici ve spektru stav\u016f hlin\u00edku: poskytuje plnou pevnost a \u00fanavovou odolnost rodiny slitin 2024 p\u0159i zachov\u00e1n\u00ed nejvy\u0161\u0161\u00ed ta\u017enosti ze v\u0161ech standardn\u00edch stav\u016f 2024. Tato kombinace z n\u011bj \u010din\u00ed v\u00fdchoz\u00ed volbu pro tv\u00e1\u0159en\u00e9 leteck\u00e9 plechy a jak\u00e9koli aplikace, kde mus\u00ed b\u00fdt materi\u00e1l tvarov\u00e1n po tepeln\u00e9m zpracov\u00e1n\u00ed. Kompromis je stejn\u011b jasn\u00fd \u2013 T4 nem\u00e1 \u017e\u00e1dn\u00fd krok odpevn\u011bn\u00ed, tak\u017ee nen\u00ed vhodn\u00fdm stavem pro siln\u011b obr\u00e1b\u011bn\u00e9 silnost\u011bnn\u00e9 sou\u010d\u00e1sti, a stejn\u011b jako v\u0161echny varianty 2024 vy\u017eaduje protikorozn\u00ed ochranu v provozu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Spole\u010dnost Linsy Aluminum dod\u00e1v\u00e1&nbsp;<a href=\"https:\/\/premiumalu.com\/cs\/produkt\/2024-hlinikova-slitina\/\">2024 hlin\u00edkov\u00e1 slitina<\/a>&nbsp;ve form\u011b plechu, desek, ty\u010d\u00ed, trubek a dr\u00e1t\u016f ve stavech T3, T4, T351 a T851. P\u0159\u00edm\u00e1 dod\u00e1vka z v\u00fdroby s dokumentac\u00ed MTC u ka\u017ed\u00e9 objedn\u00e1vky a protokoly SGS na vy\u017e\u00e1d\u00e1n\u00ed znamenaj\u00ed, \u017ee materi\u00e1l doraz\u00ed s plnou vysledovatelnost\u00ed \u2013 \u017e\u00e1dn\u00e9 zprost\u0159edkovatelsk\u00e9 mezery, \u017e\u00e1dn\u00e9 nezn\u00e1m\u00e9 zdroje z hut\u00ed. V\u00fdroba na zak\u00e1zku s n\u00edzk\u00fdm minim\u00e1ln\u00edm mno\u017estv\u00edm objedn\u00e1vky podporuje nestandardn\u00ed rozm\u011bry s typickou dodac\u00ed lh\u016ftou 10\u201360 dn\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/premiumalu.com\/cs\/kontakt\/\" data-type=\"link\" data-id=\"https:\/\/premiumalu.com\/contact\/\">Kontaktujte spole\u010dnost Linsy Aluminum je\u0161t\u011b dnes<\/a> pro projedn\u00e1n\u00ed va\u0161ich po\u017eadavk\u016f na 2024-T4 a vy\u017e\u00e1d\u00e1n\u00ed cenov\u00e9 nab\u00eddky.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010cASTO KLADEN\u00c9 DOTAZY<\/h2>\n\n\n\n<div class=\"wp-block-gutena-accordion gutena-accordion-block gutena-accordion-block-68dff8-66\" data-single=\"false\">\n<div class=\"wp-block-gutena-accordion-panel gutena-accordion-block__panel\">\n<div class=\"wp-block-gutena-accordion-panel-title gutena-accordion-block__panel-title\"><div class=\"gutena-accordion-block__panel-title-inner\">\n<h6 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Jak\u00fd je rozd\u00edl mezi 2024-T4 a 2024-T3?<\/h6>\n<div class=\"trigger-plus-minus\"><div class=\"horizontal\"><\/div><div class=\"vertical\"><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel-content gutena-accordion-block__panel-content\"><div class=\"gutena-accordion-block__panel-content-inner\">\n<p class=\"wp-block-paragraph\" style=\"margin-top:0;margin-bottom:0\">Oba stavy jsou rozpou\u0161t\u011bc\u00edm \u017e\u00edh\u00e1n\u00edm a p\u0159irozen\u011b st\u00e1rnuty. T3 p\u0159id\u00e1v\u00e1 \u0159\u00edzenou redukci za studena (1\u20133% prodlou\u017een\u00ed) po zakalen\u00ed, co\u017e m\u00edrn\u011b zvy\u0161uje pevnost, ale sni\u017euje ta\u017enost. T4 vynech\u00e1v\u00e1 tv\u00e1\u0159en\u00ed za studena, co\u017e mu d\u00e1v\u00e1 p\u0159ibli\u017en\u011b 20% prodlou\u017een\u00ed oproti T3 s ~18%. Zvolte T4 pro tv\u00e1\u0159en\u00e9 d\u00edly, kter\u00e9 vy\u017eaduj\u00ed maxim\u00e1ln\u00ed tva\u0159itelnost; zvolte T3 pro tenk\u00e9 plechy, kde je okrajov\u00fd n\u00e1r\u016fst pevnosti d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e schopnost tv\u00e1\u0159en\u00ed.<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel gutena-accordion-block__panel\">\n<div class=\"wp-block-gutena-accordion-panel-title gutena-accordion-block__panel-title\"><div class=\"gutena-accordion-block__panel-title-inner\">\n<h6 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Lze 2024-T351 eloxovat?<\/h6>\n<div class=\"trigger-plus-minus\"><div class=\"horizontal\"><\/div><div class=\"vertical\"><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel-content gutena-accordion-block__panel-content\"><div class=\"gutena-accordion-block__panel-content-inner\">\n<p class=\"wp-block-paragraph\" style=\"margin-top:0;margin-bottom:0\">Ano. Eloxov\u00e1n\u00ed v kyselin\u011b s\u00edrov\u00e9 (Typ II dle MIL-A-8625) je nejb\u011b\u017en\u011bj\u0161\u00ed specifikac\u00ed. V\u00fdsledn\u00e1 vrstva oxidu zlep\u0161uje odolnost proti korozi a poskytuje z\u00e1klad pro p\u0159ilnavost n\u00e1t\u011bru. Tvrd\u00e9 eloxov\u00e1n\u00ed (Typ III) je tak\u00e9 mo\u017en\u00e9, ale m\u016f\u017ee sn\u00ed\u017eit \u00fanavovou \u017eivotnost, pokud nen\u00ed \u0159\u00e1dn\u011b \u0159\u00edzeno \u2014 k\u0159ehk\u00e1 vrstva oxidu m\u016f\u017ee p\u016fsobit jako m\u00edsto iniciace trhliny p\u0159i cyklick\u00e9m zat\u00ed\u017een\u00ed. Specifikujte ut\u011bsn\u011bn\u00e9 eloxov\u00e1n\u00ed pro d\u00edly kritick\u00e9 z hlediska \u00fanavy.<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel gutena-accordion-block__panel\">\n<div class=\"wp-block-gutena-accordion-panel-title gutena-accordion-block__panel-title\"><div class=\"gutena-accordion-block__panel-title-inner\">\n<h6 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Lze 2024-T4 sva\u0159ovat?<\/h6>\n<div class=\"trigger-plus-minus\"><div class=\"horizontal\"><\/div><div class=\"vertical\"><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel-content gutena-accordion-block__panel-content\"><div class=\"gutena-accordion-block__panel-content-inner\">\n<p class=\"wp-block-paragraph\" style=\"margin-top:0;margin-bottom:0\">Ne \u2013 ne tavn\u00fdm sva\u0159ov\u00e1n\u00edm. Slitina 2024 je n\u00e1chyln\u00e1 k hork\u00e9mu prask\u00e1n\u00ed v oblasti svaru a tepeln\u011b ovlivn\u011bn\u00e1 z\u00f3na se vrac\u00ed t\u00e9m\u011b\u0159 k \u017e\u00edhan\u00fdm vlastnostem, \u010d\u00edm\u017e ztr\u00e1c\u00ed pevnost dosa\u017eenou precipita\u010dn\u00edm vytvrzen\u00edm. N\u00fdtov\u00e1n\u00ed, \u0161roubov\u00e1n\u00ed a lepen\u00ed jsou standardn\u00ed metody spojov\u00e1n\u00ed. T\u0159ec\u00ed m\u00edchac\u00ed sva\u0159ov\u00e1n\u00ed je \u017eivotaschopnou alternativou pro tup\u00e9 spoje siln\u00fdch pr\u016f\u0159ez\u016f, proto\u017ee z\u016fst\u00e1v\u00e1 pod teplotou rozpou\u0161t\u011bc\u00edho \u017e\u00edh\u00e1n\u00ed, ale vy\u017eaduje specializovan\u00e9 za\u0159\u00edzen\u00ed a kvalifikaci procesu.<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel gutena-accordion-block__panel\">\n<div class=\"wp-block-gutena-accordion-panel-title gutena-accordion-block__panel-title\"><div class=\"gutena-accordion-block__panel-title-inner\">\n<h6 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Jak\u00e1 je typick\u00e1 dodac\u00ed lh\u016fta pro desky 2024-T351?<\/h6>\n<div class=\"trigger-plus-minus\"><div class=\"horizontal\"><\/div><div class=\"vertical\"><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel-content gutena-accordion-block__panel-content\"><div class=\"gutena-accordion-block__panel-content-inner\">\n<p class=\"wp-block-paragraph\" style=\"margin-top:0;margin-bottom:0\">Standardn\u00ed dodac\u00ed lh\u016fty z hut\u00ed pro desky 2024-T351 se pohybuj\u00ed od 4 do 12 t\u00fddn\u016f v z\u00e1vislosti na tlou\u0161\u0165ce a mno\u017estv\u00ed. Leteck\u00fd materi\u00e1l s pln\u00fdmi hutn\u00edmi certifik\u00e1ty se obvykle nach\u00e1z\u00ed na del\u0161\u00edm konci spektra. Spolupr\u00e1ce s dodavatelem, kter\u00fd dr\u017e\u00ed skladov\u00e9 z\u00e1soby b\u011b\u017en\u00fdch tlou\u0161t\u011bk, m\u016f\u017ee v\u00fdrazn\u011b zkr\u00e1tit efektivn\u00ed dodac\u00ed lh\u016ftu. V\u017edy ov\u011b\u0159te, zda uveden\u00e1 dodac\u00ed lh\u016fta zahrnuje cyklus protahov\u00e1n\u00ed a p\u0159irozen\u00e9ho st\u00e1rnut\u00ed \u2014 n\u011bkter\u00e9 krat\u0161\u00ed nab\u00eddky vylu\u010duj\u00ed plnou dobu st\u00e1rnut\u00ed a dod\u00e1vaj\u00ed materi\u00e1l, kter\u00fd bude po p\u0159evzet\u00ed d\u00e1le zpev\u0148ovat.<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel gutena-accordion-block__panel\">\n<div class=\"wp-block-gutena-accordion-panel-title gutena-accordion-block__panel-title\"><div class=\"gutena-accordion-block__panel-title-inner\">\n<h6 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Jak si 2024-T4 stoj\u00ed ve srovn\u00e1n\u00ed s 2024-T351 p\u0159i obr\u00e1b\u011bn\u00ed?<\/h6>\n<div class=\"trigger-plus-minus\"><div class=\"horizontal\"><\/div><div class=\"vertical\"><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel-content gutena-accordion-block__panel-content\"><div class=\"gutena-accordion-block__panel-content-inner\">\n<p class=\"wp-block-paragraph\" style=\"margin-top:0;margin-bottom:0\">T351 je lep\u0161\u00ed volbou pro obr\u00e1b\u011bn\u00e9 sou\u010d\u00e1sti. T351 zahrnuje odpev\u0148ovac\u00ed prota\u017een\u00ed (1\u20133% prodlou\u017een\u00ed po zakalen\u00ed), kter\u00e9 redistribuuje zbytkov\u00e1 pnut\u00ed z kalen\u00ed po cel\u00e9m pr\u016f\u0159ezu. T4 nem\u00e1 \u017e\u00e1dn\u00e9 odpevn\u011bn\u00ed, tak\u017ee zbytkov\u00e1 pnut\u00ed z\u016fst\u00e1vaj\u00ed. Kdy\u017e odeberete materi\u00e1l z jedn\u00e9 strany desky T4, tato pnut\u00ed se uvoln\u00ed nerovnom\u011brn\u011b a sou\u010d\u00e1st se deformuje. Pro operace na \u00farovni plechu \u2013 o\u0159ez\u00e1v\u00e1n\u00ed, vrt\u00e1n\u00ed, lehk\u00e9 fr\u00e9zov\u00e1n\u00ed \u2013 je T4 stabiln\u00ed. Pro hlubok\u00e9 fr\u00e9zov\u00e1n\u00ed kapes nebo asymetrick\u00e9 odeb\u00edr\u00e1n\u00ed materi\u00e1lu ze siln\u00fdch polotovar\u016f p\u0159ejd\u011bte na T351.<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel gutena-accordion-block__panel\">\n<div class=\"wp-block-gutena-accordion-panel-title gutena-accordion-block__panel-title\"><div class=\"gutena-accordion-block__panel-title-inner\">\n<h6 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Lze 2024-T4 pou\u017e\u00edt v mo\u0159sk\u00e9m prost\u0159ed\u00ed?<\/h6>\n<div class=\"trigger-plus-minus\"><div class=\"horizontal\"><\/div><div class=\"vertical\"><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel-content gutena-accordion-block__panel-content\"><div class=\"gutena-accordion-block__panel-content-inner\">\n<p class=\"wp-block-paragraph\" style=\"margin-top:0;margin-bottom:0\">Ne bez nep\u0159etr\u017eit\u00e9 ochrann\u00e9 \u00fapravy. Hol\u00fd 2024 koroduje rychle p\u0159i vystaven\u00ed slan\u00e9 vod\u011b \u2013 rychleji ne\u017e mo\u0159sk\u00e9 slitiny \u0159ady 5xxx, jako jsou 5083 nebo 5052. Alclad 2024-T4 s kompletn\u00edm n\u00e1t\u011brov\u00fdm syst\u00e9mem m\u016f\u017ee p\u0159e\u017e\u00edt v nadpalubn\u00edm nebo chr\u00e1n\u011bn\u00e9m mo\u0159sk\u00e9m prost\u0159ed\u00ed, ale vy\u017eaduje pravidelnou \u00fadr\u017ebu. Pro pono\u0159en\u00e9 aplikace nebo aplikace v z\u00f3n\u011b post\u0159iku zvolte slitinu 5xxx nebo 6xxx. 2024-T4 nem\u00e1 m\u00edsto v konstrukci trupu nebo paluby.<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel gutena-accordion-block__panel\">\n<div class=\"wp-block-gutena-accordion-panel-title gutena-accordion-block__panel-title\"><div class=\"gutena-accordion-block__panel-title-inner\">\n<h6 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Jak\u00e1 je typick\u00e1 dodac\u00ed lh\u016fta pro plech 2024-T4?<\/h6>\n<div class=\"trigger-plus-minus\"><div class=\"horizontal\"><\/div><div class=\"vertical\"><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-gutena-accordion-panel-content gutena-accordion-block__panel-content\"><div class=\"gutena-accordion-block__panel-content-inner\">\n<p class=\"wp-block-paragraph\" style=\"margin-top:0;margin-bottom:0\">Standardn\u00ed dodac\u00ed lh\u016fty z hut\u00ed pro plech 2024-T4 se pohybuj\u00ed od 4 do 12 t\u00fddn\u016f v z\u00e1vislosti na tlou\u0161\u0165ce, \u0161\u00ed\u0159ce a mno\u017estv\u00ed. Leteck\u00fd materi\u00e1l Alclad s pln\u00fdmi hutn\u00edmi certifik\u00e1ty se obvykle pohybuje na del\u0161\u00edm konci spektra. Spolupr\u00e1ce s dodavatelem, kter\u00fd dr\u017e\u00ed skladov\u00e9 z\u00e1soby b\u011b\u017en\u00fdch tlou\u0161t\u011bk, m\u016f\u017ee v\u00fdrazn\u011b zkr\u00e1tit efektivn\u00ed dodac\u00ed lh\u016ftu. V\u017edy si ov\u011b\u0159te, zda uveden\u00e1 dodac\u00ed lh\u016fta zahrnuje obdob\u00ed p\u0159irozen\u00e9ho st\u00e1rnut\u00ed \u2013 n\u011bkter\u00e9 krat\u0161\u00ed nab\u00eddky dod\u00e1vaj\u00ed materi\u00e1l, kter\u00fd je\u0161t\u011b nedos\u00e1hl pln\u00e9 pevnosti po vytvrzen\u00ed.<\/p>\n<\/div><\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>What Is 2024 Aluminum? 2024 is a 2000-series aluminum alloy with copper as its primary alloying element (3.8\u20134.9% Cu, plus 1.2\u20131.8% Mg and 0.3\u20130.9% Mn). It gains strength through precipitation hardening \u2014 a controlled heat treatment cycle that forms sub-microscopic copper clusters in the aluminum lattice \u2014 rather than through cold working. The result is [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10273,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"2024-T4 Aluminum: Properties, Strength and Applications","_seopress_titles_desc":"2024-T4 aluminum delivers high strength and fatigue resistance for aerospace and structural parts. See its properties, composition, and how T4 compares with T3 and T351.","_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":[174],"tags":[],"class_list":["post-6771","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-2000-series-aluminum"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/6771","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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/comments?post=6771"}],"version-history":[{"count":8,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/6771\/revisions"}],"predecessor-version":[{"id":10280,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/6771\/revisions\/10280"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media\/10273"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media?parent=6771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/categories?post=6771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/tags?post=6771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}