{"id":6807,"date":"2024-11-05T13:48:28","date_gmt":"2024-11-05T13:48:28","guid":{"rendered":"https:\/\/premiumalu.com\/the-ultimate-guide-to-2024-t351-aluminum\/"},"modified":"2026-08-10T13:35:31","modified_gmt":"2026-08-10T13:35:31","slug":"zakladni-pruvodce-hlinikem-2024-t351","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/cs\/the-ultimate-guide-to-2024-t351-aluminum\/","title":{"rendered":"Hlin\u00edk 2024-T351: Komplexn\u00ed pr\u016fvodce"},"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\u20134,9 % Cu, d\u00e1le 1,2\u20131,8 % Mg a 0,3\u20130,9 % Mn). Je precipita\u010dn\u011b vytvrditeln\u00e1 \u2014 jej\u00ed pevnost poch\u00e1z\u00ed z \u0159\u00edzen\u00e9ho tepeln\u00e9ho zpracov\u00e1n\u00ed, nikoli z tv\u00e1\u0159en\u00ed za studena.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mezi hlin\u00edkov\u00fdmi slitinami zauj\u00edm\u00e1 2024 specifickou pozici: mez kluzu srovnateln\u00e1 s m\u011bkkou ocel\u00ed p\u0159i p\u0159ibli\u017en\u011b jedn\u00e9 t\u0159etin\u011b hmotnosti. Nev\u00fdhodou je odolnost proti korozi. Hol\u00e1 slitina 2024 je n\u00e1chyln\u00e1 k mezikrystalov\u00e9 a exfolia\u010dn\u00ed korozi, proto se t\u00e9m\u011b\u0159 v\u017edy dod\u00e1v\u00e1 jako alcladov\u00fd plech (tenk\u00e1 vrstva \u010dist\u00e9ho hlin\u00edku metalurgicky spojen\u00e1 s povrchem) nebo je chr\u00e1n\u011bna eloxov\u00e1n\u00edm \u010di n\u00e1t\u011brem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tato slitina je p\u00e1te\u0159\u00ed konstrukce drak\u016f letadel od 30. let 20. stolet\u00ed. Potahy k\u0159\u00eddel, pod\u00e9ln\u00edky trupu, p\u0159ep\u00e1\u017eky a r\u00e1my dve\u0159\u00ed u komer\u010dn\u00edch i vojensk\u00fdch letadel st\u00e1le spol\u00e9haj\u00ed na slitinu 2024. Mimo leteck\u00fd pr\u016fmysl se vyskytuje ve vysoce v\u00fdkonn\u00fdch z\u00e1vodn\u00edch komponentech, munici a p\u0159esn\u00e9m n\u00e1\u0159ad\u00ed \u2014 v\u0161ude tam, kde pom\u011br pevnosti k hmotnosti p\u0159eva\u017euje nad odolnost\u00ed v\u016f\u010di pov\u011btrnostn\u00edm vliv\u016fm.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Porozum\u011bn\u00ed temperu T351<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u00dapln\u00e9 ozna\u010den\u00ed \u201cT351\u201d popisuje t\u0159\u00edf\u00e1zov\u00e9 tepeln\u011b-mechanick\u00e9 zpracov\u00e1n\u00ed:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed.<\/strong> Slitina 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, a pot\u00e9 se rychle ochlad\u00ed \u2014 obvykle ve studen\u00e9 vod\u011b.<\/li>\n\n\n\n<li><strong>Odstran\u011bn\u00ed pnut\u00ed ta\u017een\u00edm.<\/strong> Ihned po ochlazen\u00ed se materi\u00e1l nat\u00e1hne o 1\u20133 % sv\u00e9 p\u016fvodn\u00ed d\u00e9lky. Tato \u0159\u00edzen\u00e1 plastick\u00e1 deformace redistribuuje a uvol\u0148uje vnit\u0159n\u00ed zbytkov\u00e1 pnut\u00ed vytvo\u0159en\u00e1 rychl\u00fdm ochlazen\u00edm.<\/li>\n\n\n\n<li><strong>P\u0159irozen\u00e9 st\u00e1rnut\u00ed.<\/strong> Nata\u017een\u00fd materi\u00e1l se ponech\u00e1 p\u0159i pokojov\u00e9 teplot\u011b po dobu n\u011bkolika dn\u00ed. B\u011bhem t\u00e9to doby atomy m\u011bdi difunduj\u00ed a vytv\u00e1\u0159ej\u00ed jemn\u00e9 z\u00f3ny Guinier-Preston v atom\u00e1rn\u00edm m\u011b\u0159\u00edtku \u2014 \u010d\u00edm\u017e zpev\u0148uj\u00ed slitinu bez nutnosti um\u011bl\u00e9ho st\u00e1rnut\u00ed za zv\u00fd\u0161en\u00e9 teploty.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00fdsledkem je temper kombinuj\u00edc\u00ed vysokou pevnost v tahu (470 MPa \/ 68 ksi mez pevnosti) s v\u00fdrazn\u011b sn\u00ed\u017een\u00fdm vnit\u0159n\u00edm pnut\u00edm. Praktick\u00fd rozd\u00edl se projev\u00ed ve chv\u00edli, kdy obr\u00e1b\u011b\u010d upne sou\u010d\u00e1st: deska T351 m\u00e1 mnohem men\u0161\u00ed tendenci k deformaci nebo p\u0159ekro\u010den\u00ed tolerance ne\u017e deska T3 stejn\u00fdch rozm\u011br\u016f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Jak se T351 li\u0161\u00ed od samotn\u00e9ho rozpou\u0161t\u011bc\u00edho \u017e\u00edh\u00e1n\u00ed<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed plus p\u0159irozen\u00e9 st\u00e1rnut\u00ed samo o sob\u011b vytv\u00e1\u0159\u00ed temper T4 (nebo T3 s tv\u00e1\u0159en\u00edm za studena). Chyb\u011bj\u00edc\u00edm prvkem v t\u011bchto temperech je odstran\u011bn\u00ed pnut\u00ed. \u010cerstv\u011b ochlazen\u00e1 deska 2024 nese zna\u010dn\u00e9 zbytkov\u00e9 pnut\u00ed \u2014 povrch se ochladil rychleji ne\u017e j\u00e1dro, \u010d\u00edm\u017e se zafixoval gradient pnut\u00ed, kter\u00fd se nep\u0159edv\u00eddateln\u011b uvol\u0148uje p\u0159i odeb\u00edr\u00e1n\u00ed materi\u00e1lu b\u011bhem obr\u00e1b\u011bn\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Krok ta\u017een\u00ed u T351 tento probl\u00e9m \u0159e\u0161\u00ed p\u0159\u00edmo. Plastickou deformac\u00ed cel\u00e9ho pr\u016f\u0159ezu o \u0159\u00edzenou hodnotu se vyrovn\u00e1 pole pnut\u00ed d\u0159\u00edve, ne\u017e sou\u010d\u00e1st v\u016fbec dos\u00e1hne obr\u00e1b\u011bc\u00edho stroje. U sou\u010d\u00e1st\u00ed s velk\u00fdm pr\u016f\u0159ezem (deska nad 12 mm) nebo u jak\u00e9koli sou\u010d\u00e1sti vy\u017eaduj\u00edc\u00ed asymetrick\u00e9 odeb\u00edr\u00e1n\u00ed materi\u00e1lu je T351 jedin\u00fdm temperem slitiny 2024, kter\u00fd spolehliv\u011b zaji\u0161\u0165uje rozm\u011brovou stabilitu b\u011bhem obr\u00e1b\u011bn\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mechanick\u00e9 vlastnosti 2024-T351<\/h2>\n\n\n\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th>Majetek<\/th>\n<th>Hodnota<\/th>\n<th>Pozn\u00e1mky<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Hustota<\/td>\n<td>2,78 g\/cm\u00b3<\/td>\n<td>Typick\u00e9 pro \u0159adu 2xxx<\/td>\n<\/tr>\n<tr>\n<td>Mez pevnosti v tahu<\/td>\n<td>470 MPa (68 ksi)<\/td>\n<td>Pod\u00e9ln\u00fd sm\u011br, pokojov\u00e1 teplota<\/td>\n<\/tr>\n<tr>\n<td>Mez kluzu v tahu (0,2 % offset)<\/td>\n<td>325 MPa (47 ksi)<\/td>\n<td>Kl\u00ed\u010dov\u00e9 pro v\u00fdpo\u010dty konstruk\u010dn\u00edho n\u00e1vrhu<\/td>\n<\/tr>\n<tr>\n<td>Prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed<\/td>\n<td>~20%<\/td>\n<td>P\u0159i m\u011brn\u00e9 d\u00e9lce 12,7 mm (0,5 palce)<\/td>\n<\/tr>\n<tr>\n<td>Modul pru\u017enosti<\/td>\n<td>73,1 GPa (10 600 ksi)<\/td>\n<td>P\u0159ibli\u017en\u011b jedna t\u0159etina oceli<\/td>\n<\/tr>\n<tr>\n<td>Mez \u00fanavy (5\u00d710\u2078 cykl\u016f)<\/td>\n<td>~140 MPa (20 ksi)<\/td>\n<td>Hladk\u00fd vzorek, R = -1<\/td>\n<\/tr>\n<tr>\n<td>Smykov\u00e1 pevnost<\/td>\n<td>285 MPa (41 ksi)<\/td>\n<td>Relevantn\u00ed pro n\u00e1vrh \u0161roubov\u00fdch spoj\u016f<\/td>\n<\/tr>\n<tr>\n<td>Tvrdost podle Brinella<\/td>\n<td>120 HB<\/td>\n<td>Zat\u00ed\u017een\u00ed 500 kg, kuli\u010dka 10 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Mez kluzu 325 MPa je hodnota, kter\u00e1 \u0159\u00edd\u00ed v\u011bt\u0161inu konstruk\u010dn\u00edch n\u00e1vrh\u016f. U tlustost\u011bnn\u00fdch sou\u010d\u00e1st\u00ed stav\u00ed T351 p\u0159ibli\u017en\u011b o 15\u201320 % v\u00fd\u0161e ne\u017e T3 z hlediska pou\u017eiteln\u00fdch n\u00e1vrhov\u00fdch dovolen\u00fdch hodnot, i kdy\u017e mez pevnosti v tahu je u obou temper\u016f podobn\u00e1.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kde se 2024-T351 pou\u017e\u00edv\u00e1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kombinace vysok\u00e9 pevnosti, odolnosti proti \u00fanav\u011b a rozm\u011brov\u00e9 stability po obr\u00e1b\u011bn\u00ed \u010din\u00ed z temperu T351 volbu pro sou\u010d\u00e1sti vystaven\u00e9 cyklick\u00e9mu tahov\u00e9mu zat\u00ed\u017een\u00ed, kde z\u00e1le\u017e\u00ed na p\u0159esnosti.<\/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. Spodn\u00ed potahy k\u0159\u00eddel a nosn\u00edky jsou b\u011bhem ka\u017ed\u00e9ho letu vystaveny tahov\u011b dominantn\u00edm \u00fanavov\u00fdm cykl\u016fm (k\u0159\u00eddlo se za letu oh\u00fdb\u00e1 vzh\u016fru, \u010d\u00edm\u017e je spodn\u00ed povrch v tahu). Deska 2024-T351, obvykle v alcladov\u00e9 form\u011b, poskytuje \u00fanavovou \u017eivotnost pot\u0159ebnou pro provozn\u00ed dobu p\u0159es 30 let p\u0159i zachov\u00e1n\u00ed hmotnosti p\u0159ibli\u017en\u011b na jedn\u00e9 t\u0159etin\u011b ekvivalentn\u00edho ocelov\u00e9ho n\u00e1vrhu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159ep\u00e1\u017eky a r\u00e1my trupu pou\u017e\u00edvaj\u00ed T351 z podobn\u00fdch d\u016fvod\u016f \u2014 vysok\u00e1 obvodov\u00e1 nap\u011bt\u00ed z cykl\u016f p\u0159etlakov\u00e1n\u00ed kabiny vy\u017eaduj\u00ed materi\u00e1l odoln\u00fd proti iniciaci \u00fanavov\u00fdch trhlin. Stav bez vnit\u0159n\u00edho pnut\u00ed tak\u00e9 umo\u017e\u0148uje praktickou v\u00fdrobu t\u011bchto velk\u00fdch monolitick\u00fdch obr\u00e1b\u011bn\u00fdch sou\u010d\u00e1st\u00ed: p\u0159ep\u00e1\u017eka obroben\u00e1 z desky T351 z\u016fst\u00e1v\u00e1 rovn\u00e1, zat\u00edmco stejn\u00e1 sou\u010d\u00e1st z nenata\u017een\u00e9 desky T3 \u010dasto vy\u017eaduje rovn\u00e1n\u00ed po obr\u00e1b\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>Komponenty pro motorsport.<\/strong> Z\u00e1v\u011bsy kol, vahadla a sk\u0159\u00edn\u011b p\u0159evodovek obroben\u00e9 z desky 2024-T351 se pou\u017e\u00edvaj\u00ed ve Formuli 1, vytrvalostn\u00edch z\u00e1vodech a profesion\u00e1ln\u00edm drag racingu. Materi\u00e1l nab\u00edz\u00ed \u00fasporu hmotnosti oproti oceli bez ztr\u00e1ty tuhosti, kterou tyto zat\u011b\u017eovac\u00ed cesty vy\u017eaduj\u00ed.<\/li>\n\n\n\n<li><strong>Obrana a munice.<\/strong> Konstruk\u010dn\u00ed pouzdra pro palubn\u00ed elektroniku, kormidla raket a komponenty zbra\u0148ov\u00fdch syst\u00e9m\u016f, kde jsou pom\u011br pevnosti k hmotnosti a p\u0159edv\u00eddateln\u00e9 chov\u00e1n\u00ed p\u0159i obr\u00e1b\u011bn\u00ed nezpochybniteln\u00e9.<\/li>\n\n\n\n<li><strong>P\u0159esn\u00e9 n\u00e1\u0159ad\u00ed.<\/strong> Mont\u00e1\u017en\u00ed p\u0159\u00edpravky a kontroln\u00ed p\u0159\u00edpravky pro leteck\u00e9 v\u00fdrobn\u00ed linky \u2014 materi\u00e1l z\u016fst\u00e1v\u00e1 rozm\u011brov\u011b stabiln\u00ed p\u0159i teplotn\u00edch v\u00fdkyvech a opakovan\u00fdch cyklech zat\u011b\u017eov\u00e1n\u00ed\/odleh\u010dov\u00e1n\u00ed.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">T351 vs ostatn\u00ed tempers 2024 \u2014 jak vybrat<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Slitina 2024 je dostupn\u00e1 v n\u011bkolika temperech, ka\u017ed\u00fd optimalizovan\u00fd pro jinou v\u00fdrobn\u00ed cestu nebo prioritu v\u00fdkonu. 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<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th>Temperament<\/th>\n<th>Zpracov\u00e1n\u00ed<\/th>\n<th>Mez pevnosti (MPa)<\/th>\n<th>Mez kluzu (MPa)<\/th>\n<th>Nejlep\u0161\u00ed pro<\/th>\n<th>Vyhnout se, kdy\u017e<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>T351<\/td>\n<td>Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed + ta\u017een\u00ed + p\u0159irozen\u00e9 st\u00e1rnut\u00ed<\/td>\n<td>470<\/td>\n<td>325<\/td>\n<td>Tlustost\u011bnn\u00e9 obr\u00e1b\u011bn\u00e9 sou\u010d\u00e1sti, \u00fanavov\u011b kritick\u00e9 konstrukce<\/td>\n<td>Tv\u00e1\u0159en\u00ed tenk\u00fdch plech\u016f (vhodn\u011bj\u0161\u00ed T3 nebo T4)<\/td>\n<\/tr>\n<tr>\n<td>T3<\/td>\n<td>Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed + tv\u00e1\u0159en\u00ed za studena + p\u0159irozen\u00e9 st\u00e1rnut\u00ed<\/td>\n<td>400\u2013430<\/td>\n<td>270\u2013290<\/td>\n<td>Tenk\u00e9 plechy vy\u017eaduj\u00edc\u00ed m\u00edrn\u00e9 tv\u00e1\u0159en\u00ed po tepeln\u00e9m zpracov\u00e1n\u00ed<\/td>\n<td>Tlust\u00e9 desky vy\u017eaduj\u00edc\u00ed stabilitu p\u0159i obr\u00e1b\u011bn\u00ed<\/td>\n<\/tr>\n<tr>\n<td>T4<\/td>\n<td>Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed + p\u0159irozen\u00e9 st\u00e1rnut\u00ed (bez tv\u00e1\u0159en\u00ed za studena)<\/td>\n<td>~469<\/td>\n<td>~324<\/td>\n<td>Tv\u00e1\u0159en\u00e9 sou\u010d\u00e1sti vy\u017eaduj\u00edc\u00ed maxim\u00e1ln\u00ed ta\u017enost<\/td>\n<td>Jak\u00e1koli aplikace vy\u017eaduj\u00edc\u00ed odstran\u011bn\u00ed pnut\u00ed<\/td>\n<\/tr>\n<tr>\n<td>T6<\/td>\n<td>Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed + um\u011bl\u00e9 st\u00e1rnut\u00ed<\/td>\n<td>~483<\/td>\n<td>~393<\/td>\n<td>Aplikace s maxim\u00e1ln\u00ed statickou pevnost\u00ed<\/td>\n<td>\u00danavov\u011b kritick\u00e9 konstrukce (ni\u017e\u0161\u00ed lomov\u00e1 hou\u017eevnatost)<\/td>\n<\/tr>\n<tr>\n<td>T3511<\/td>\n<td>Stejn\u00e9 jako T351<\/td>\n<td>470<\/td>\n<td>325<\/td>\n<td>Lisovan\u00e9 profily, ty\u010de a tvarov\u00e9 v\u00fdrobky<\/td>\n<td>Ploch\u00e9 desky nebo plechy (T351 je odpov\u00eddaj\u00edc\u00ed forma v\u00fdrobku)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Kdy je T351 spr\u00e1vn\u00e1 volba<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Rozhodnut\u00ed se zu\u017euje na dva sc\u00e9n\u00e1\u0159e:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>D\u00edl bude m\u00edt v\u00fdznamn\u011b odstran\u011bn\u00e9ho materi\u00e1lu asymetricky.<\/strong> Jak\u00e1koli hlubok\u00e1 kapsa, tenk\u00e1 st\u011bna nebo jednostrann\u00fd \u0159ez na tlust\u00e9 desce t\u011b\u017e\u00ed z rovnom\u011brn\u00e9ho pole zbytkov\u00fdch nap\u011bt\u00ed T351. Bez odstran\u011bn\u00ed nap\u011bt\u00ed se d\u00edl deformuje, jak se vnit\u0159n\u00ed nap\u011bt\u00ed redistribuuj\u00ed.<\/li>\n\n\n\n<li><strong>\u00danavov\u00e1 \u017eivotnost je certifika\u010dn\u00edm po\u017eadavkem.<\/strong> T351 si zachov\u00e1v\u00e1 vy\u0161\u0161\u00ed lomovou hou\u017eevnatost ne\u017e T6 a z\u00e1rove\u0148 nab\u00edz\u00ed vy\u0161\u0161\u00ed n\u00e1vrhov\u00e9 dovolen\u00e9 hodnoty ne\u017e T3. Pro prim\u00e1rn\u00ed konstrukci draku letadla s definovan\u00fdm \u00fanavov\u00fdm spektrem je to standardn\u00ed volba.<\/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>Operace tv\u00e1\u0159en\u00ed tenk\u00fdch plech\u016f<\/strong> jsou l\u00e9pe obslou\u017eeny temperami T3 nebo T4, kde vy\u0161\u0161\u00ed ta\u017enost sni\u017euje pru\u017en\u00fd odskok a riziko prask\u00e1n\u00ed p\u0159i oh\u00fdb\u00e1n\u00ed nebo tv\u00e1\u0159en\u00ed ta\u017een\u00edm. V\u00fdhoda odstran\u011bn\u00ed nap\u011bt\u00ed u T351 nen\u00ed u tenk\u00fdch tlou\u0161t\u011bk nutn\u00e1.<\/li>\n\n\n\n<li><strong>Statick\u00e9 tlakov\u00e9 aplikace<\/strong> \u2014 jako jsou lo\u017eiskov\u00e9 bloky nebo lisovan\u00e9 sk\u0159\u00edn\u011b \u2014 mohou t\u011b\u017eit z vy\u0161\u0161\u00ed meze kluzu T6 (393 MPa vs 325 MPa), pokud materi\u00e1l nen\u00ed vystaven tahov\u011b dominantn\u00ed \u00fanav\u011b.<\/li>\n\n\n\n<li><strong>Protla\u010dovan\u00e9 profily<\/strong> vyr\u00e1b\u011bn\u00e9 v temperu T3511 spl\u0148uj\u00ed stejn\u00e9 mechanick\u00e9 po\u017eadavky jako T351, ale jsou ozna\u010dov\u00e1ny odli\u0161n\u011b, proto\u017ee protahov\u00e1n\u00ed je aplikov\u00e1no b\u011bhem procesu protla\u010dov\u00e1n\u00ed, nikoli jako samostatn\u00e1 operace na \u00farovni desky.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Pr\u00e1ce s 2024-T351 \u2014 Co pot\u0159ebujete v\u011bd\u011bt<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Obr\u00e1b\u011bn\u00ed.<\/strong> 2024-T351 se obr\u00e1b\u00ed dob\u0159e ostr\u00fdmi karbidov\u00fdmi n\u00e1stroji p\u0159i vysok\u00fdch rychlostech a st\u0159edn\u00edch posuvech. Stav s odstran\u011bn\u00fdm nap\u011bt\u00edm je to, co to \u010din\u00ed praktick\u00fdm: hlubok\u00e9 kapsy a tenk\u00e9 p\u0159\u00edruby z\u016fst\u00e1vaj\u00ed v toleranci. Pou\u017e\u00edvejte tuh\u00e9 up\u00edn\u00e1n\u00ed. \u0158\u00edzen\u00ed t\u0159\u00edsky je z\u0159\u00eddka probl\u00e9m \u2014 materi\u00e1l produkuje kr\u00e1tk\u00e9, \u010dist\u00e9 t\u0159\u00edsky v temperu T351.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sva\u0159ov\u00e1n\u00ed.<\/strong> Tavn\u00e9 sva\u0159ov\u00e1n\u00ed 2024 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, p\u0159i\u010dem\u017e v bl\u00edzkosti svaru p\u0159ech\u00e1z\u00ed na t\u00e9m\u011b\u0159 \u017e\u00edhan\u00e9 vlastnosti. T\u0159ec\u00ed sva\u0159ov\u00e1n\u00ed s prom\u00edch\u00e1v\u00e1n\u00edm je \u017eivotaschopnou alternativou pro tup\u00e9 spoje tlust\u00fdch desek, zachov\u00e1v\u00e1 v\u00edce pevnosti z\u00e1kladn\u00edho materi\u00e1lu, i kdy\u017e 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> Hol\u00e1 2024 bude v provozu korodovat. T\u0159i p\u0159\u00edstupy pokr\u00fdvaj\u00ed v\u011bt\u0161inu aplikac\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Alclad.<\/strong> Tenk\u00e1 vrstva komer\u010dn\u011b \u010dist\u00e9ho hlin\u00edku (typicky slitina 1230 nebo 1100) je v\u00e1lcovan\u00e1 za studena na oba povrchy plechu nebo desky. Pl\u00e1tov\u00e1n\u00ed p\u016fsob\u00ed jako ob\u011btn\u00ed anoda, chr\u00e1n\u00edc\u00ed j\u00e1drovou slitinu. Alclad 2024-T351 je standardem pro leteck\u00e9 plechy a tenk\u00e9 desky.<\/li>\n\n\n\n<li><strong>Eloxov\u00e1n\u00ed.<\/strong> Eloxov\u00e1n\u00ed v kyselin\u011b s\u00edrov\u00e9 (MIL-A-8625 Typ II) vytv\u00e1\u0159\u00ed \u0159\u00edzenou vrstvu oxidu hlinit\u00e9ho, kter\u00e1 ut\u011bs\u0148uje povrch. Pro siln\u011bj\u0161\u00ed ochranu je mo\u017en\u00e9 tvrd\u00e9 eloxov\u00e1n\u00ed (Typ III), ale m\u016f\u017ee ovlivnit \u00fanavovou \u017eivotnost, pokud nen\u00ed \u0159\u00e1dn\u011b ut\u011bsn\u011bno.<\/li>\n\n\n\n<li><strong>Chemick\u00e1 konverzn\u00ed vrstva a n\u00e1t\u011br.<\/strong> Chrom\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 leteck\u00fdm ochrann\u00fdm syst\u00e9mem pro obr\u00e1b\u011bn\u00e9 konstruk\u010dn\u00ed d\u00edly.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tv\u00e1\u0159itelnost.<\/strong> 2024-T351 lze tv\u00e1\u0159et ve stavu po rozpou\u0161t\u011bc\u00edm \u017e\u00edh\u00e1n\u00ed, ne\u017e se pln\u011b rozvine p\u0159irozen\u00e9 st\u00e1rnut\u00ed. Jakmile je materi\u00e1l pln\u011b vytvrzen, polom\u011bry ohybu by m\u011bly b\u00fdt velkorys\u00e9 \u2014 p\u0159ibli\u017en\u011b minim\u00e1ln\u011b 3t a\u017e 5t pro 90\u00b0 ohyby u siln\u011bj\u0161\u00edch tlou\u0161t\u011bk. Pro komplexn\u00ed tvarovan\u00e9 d\u00edly je T3 nebo T4 prakti\u010dt\u011bj\u0161\u00ed v\u00fdchoz\u00ed temper.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdhody a omezen\u00ed na prvn\u00ed pohled<\/h2>\n\n\n\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th>Faktor<\/th>\n<th>V\u00fdhoda<\/th>\n<th>Omezen\u00ed<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Pom\u011br pevnosti k hmotnosti<\/td>\n<td>Konkurenceschopn\u00fd s m\u011bkkou ocel\u00ed p\u0159i t\u0159etinov\u00e9 hustot\u011b<\/td>\n<td>Mez kluzu ni\u017e\u0161\u00ed ne\u017e u 7075-T6 nebo 2024-T6<\/td>\n<\/tr>\n<tr>\n<td>\u00danava<\/td>\n<td>Vynikaj\u00edc\u00ed \u00fanavov\u00e1 \u017eivotnost v tahov\u011b dominantn\u00edch cyklech<\/td>\n<td>Citlivost na vruby p\u0159i \u00fanav\u011b vy\u017eaduje pe\u010dliv\u00fd detailn\u00ed n\u00e1vrh<\/td>\n<\/tr>\n<tr>\n<td>Stabilita p\u0159i obr\u00e1b\u011bn\u00ed<\/td>\n<td>S odstran\u011bn\u00fdm nap\u011bt\u00edm \u2014 minim\u00e1ln\u00ed deformace b\u011bhem odeb\u00edr\u00e1n\u00ed materi\u00e1lu<\/td>\n<td>M\u011bk\u010d\u00ed ne\u017e ocel; vy\u017eaduje ostr\u00e9 n\u00e1stroje, aby se zabr\u00e1nilo rozmaz\u00e1v\u00e1n\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Odolnost proti korozi<\/td>\n<td>P\u0159ijateln\u00e9 s alcladem nebo ochrann\u00fdm n\u00e1t\u011brem<\/td>\n<td>Hol\u00e1 slitina nen\u00ed vhodn\u00e1 pro nechr\u00e1n\u011bn\u00fd provoz<\/td>\n<\/tr>\n<tr>\n<td>Sva\u0159itelnost<\/td>\n<td>Sva\u0159iteln\u00e1 t\u0159ec\u00edm sva\u0159ov\u00e1n\u00edm s prom\u00edch\u00e1v\u00e1n\u00edm<\/td>\n<td>Nen\u00ed tavn\u011b sva\u0159iteln\u00e1 \u2014 hork\u00e9 prask\u00e1n\u00ed a ztr\u00e1ta pevnosti v TOZ<\/td>\n<\/tr>\n<tr>\n<td>Dostupnost<\/td>\n<td>Standardn\u00ed leteck\u00fd v\u00e1lcovan\u00fd produkt<\/td>\n<td>Tlust\u00e9 desky mohou m\u00edt del\u0161\u00ed dodac\u00ed lh\u016fty ne\u017e T3<\/td>\n<\/tr>\n<tr>\n<td>N\u00e1klady<\/td>\n<td>Cenov\u00e1 p\u0159ir\u00e1\u017eka oproti T3 je m\u00edrn\u00e1<\/td>\n<td>Dra\u017e\u0161\u00ed ne\u017e 6061-T6 pro obecn\u00e9 stroj\u00edrenstv\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011br<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">2024-T351 zauj\u00edm\u00e1 p\u0159esnou pozici ve spektru hlin\u00edkov\u00fdch temper: poskytuje vysokou pevnost a \u00fanavovou odolnost rodiny slitin 2024 a z\u00e1rove\u0148 \u0159e\u0161\u00ed probl\u00e9m zbytkov\u00fdch nap\u011bt\u00ed, kter\u00fd \u010din\u00ed neprota\u017een\u00e9 tempery nespolehliv\u00fdmi pro obr\u00e1b\u011bn\u00e9 konstruk\u010dn\u00ed sou\u010d\u00e1sti. Kompromis je jasn\u00fd \u2014 materi\u00e1l nen\u00ed tv\u00e1\u0159iteln\u00fd jako T4, nen\u00ed maxim\u00e1ln\u011b pevn\u00fd jako T6 a nen\u00ed odoln\u00fd proti korozi bez ochrann\u00e9ho o\u0161et\u0159en\u00ed. Ale pro tlustost\u011bnn\u00fd leteck\u00fd komponent, kter\u00fd bude siln\u011b obr\u00e1b\u011bn a vystaven desetilet\u00edm cyklick\u00e9ho zat\u00ed\u017een\u00ed, jsou tyto kompromisy p\u0159ijateln\u00e9, proto\u017ee alternativa \u2014 d\u00edl, kter\u00fd se zkrout\u00ed na stole obr\u00e1b\u011bc\u00edho stroje nebo iniciuje \u00fanavovou trhlinu v m\u00edst\u011b koncentrace nap\u011bt\u00ed \u2014 nen\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Spole\u010dnost Linsy Aluminum dod\u00e1v\u00e1 <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/2024-hlinikova-slitina\/\">2024 hlin\u00edkov\u00e1 slitina<\/a> ve form\u00e1ch desek, plech\u016f, ty\u010d\u00ed a trubek v temperech <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/2024-t3-t4-hlinikovy-drat\/\">T3<\/a>, <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/hlinikovy-plech-2024\/\">T351<\/a>a <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/hlinikova-ctvercova-tyc-2024\/\">T851<\/a> P\u0159\u00edm\u00e9 dod\u00e1vky z v\u00fdroby s dokumentac\u00ed MTC a protokoly SGS na vy\u017e\u00e1d\u00e1n\u00ed znamenaj\u00ed, \u017ee materi\u00e1l doraz\u00ed s plnou vysledovatelnost\u00ed \u2014 \u017e\u00e1dn\u00e9 brokersk\u00e9 mezery, \u017e\u00e1dn\u00e9 nezn\u00e1m\u00e9 zdroje z hut\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kontaktujte spole\u010dnost Linsy Aluminum je\u0161t\u011b dnes a prodiskutujte sv\u00e9 po\u017eadavky na 2024-T351 a vy\u017e\u00e1dejte si nab\u00eddku.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010casto kladen\u00e9 ot\u00e1zky<\/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<h3 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Jak\u00fd je rozd\u00edl mezi T351 a T3511?<\/h3>\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 se vztahuje na ploch\u00e9 v\u00e1lcovan\u00e9 v\u00fdrobky (desky a plechy). T3511 se vztahuje na protla\u010dovan\u00e9 v\u00fdrobky (ty\u010de, profily, trubky). Tepeln\u011b-mechanick\u00e9 zpracov\u00e1n\u00ed je pro oba identick\u00e9 \u2014 rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed, odstran\u011bn\u00ed nap\u011bt\u00ed prota\u017een\u00edm a p\u0159irozen\u00e9 st\u00e1rnut\u00ed. Rozd\u011blen\u00ed ozna\u010den\u00ed existuje, proto\u017ee se li\u0161\u00ed metoda protahov\u00e1n\u00ed: deska je protahov\u00e1na ve specializovan\u00e9m protahovac\u00edm za\u0159\u00edzen\u00ed po v\u00e1lcov\u00e1n\u00ed, zat\u00edmco protla\u010dovan\u00e9 v\u00fdrobky jsou protahov\u00e1ny jako sou\u010d\u00e1st procesu protla\u010dovac\u00ed linky.<\/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<h3 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Lze 2024-T351 eloxovat?<\/h3>\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<h3 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Kolik stoj\u00ed 2024-T351 ve srovn\u00e1n\u00ed s T3?<\/h3>\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\">Cenov\u00e1 p\u0159ir\u00e1\u017eka T351 oproti T3 je obecn\u011b 5\u201315 %, co\u017e je d\u00e1no dodate\u010dnou operac\u00ed protahov\u00e1n\u00ed. U tlust\u00fdch desek (nad 25 mm) se p\u0159ir\u00e1\u017eka zu\u017euje, proto\u017ee T3 je u t\u011bchto tlou\u0161t\u011bk z\u0159\u00eddka specifikov\u00e1n \u2014 T351 je v\u00fdchoz\u00edm leteck\u00fdm temperem. Skute\u010dn\u00e9 srovn\u00e1n\u00ed n\u00e1klad\u016f nen\u00ed T351 vs T3, ale T351 vs n\u00e1klady na se\u0161rotov\u00e1n\u00ed deformovan\u00e9ho d\u00edlu z T3 po obr\u00e1b\u011bn\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<h3 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?<\/h3>\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<h3 class=\"wp-block-heading\" style=\"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px\">Lze 2024-T351 pou\u017e\u00edt v mo\u0159sk\u00e9m prost\u0159ed\u00ed?<\/h3>\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\u00e9ho ochrann\u00e9ho o\u0161et\u0159en\u00ed. Hol\u00e1 2024 koroduje rychle p\u0159i vystaven\u00ed slan\u00e9 vod\u011b \u2014 rychleji ne\u017e mo\u0159sk\u00e9 slitiny \u0159ady 5xxx, jako jsou 5083 nebo 5052. Alclad 2024-T351 s kompletn\u00edm n\u00e1t\u011brov\u00fdm syst\u00e9mem m\u016f\u017ee p\u0159e\u017e\u00edt v prost\u0159ed\u00ed palub letadlov\u00fdch lod\u00ed, ale vy\u017eaduje \u00fadr\u017ebu. Pro pono\u0159en\u00e9 aplikace nebo aplikace v z\u00f3n\u011b post\u0159iku zvolte slitinu \u0159ady 5xxx nebo 6xxx. 2024-T351 nem\u00e1 m\u00edsto v konstrukci trupu nebo paluby.<\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>What Is 2024 Aluminum? 2024 is a 2000-series aluminum alloy with copper as the primary alloying element (3.8\u20134.9% Cu, plus 1.2\u20131.8% Mg and 0.3\u20130.9% Mn). It is precipitation-hardenable \u2014 its strength comes from a controlled heat treatment cycle, not from cold working. Among aluminum alloys, 2024 occupies a specific slot: yield strength competitive with mild [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":9673,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"2024-T351 Aluminum: Complete Properties & Temper Guide","_seopress_titles_desc":"2024-T351 aluminum guide: mechanical properties, T351 vs T3\/T4\/T6 temper comparison with selection matrix, aerospace applications, and corrosion strategies.","_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-6807","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\/6807","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=6807"}],"version-history":[{"count":5,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/6807\/revisions"}],"predecessor-version":[{"id":10268,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/6807\/revisions\/10268"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media\/9673"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media?parent=6807"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/categories?post=6807"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/tags?post=6807"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}