{"id":8153,"date":"2025-03-02T13:58:30","date_gmt":"2025-03-02T13:58:30","guid":{"rendered":"https:\/\/premiumalu.com\/mastering-3004-alloy-expert-tips\/"},"modified":"2026-07-27T12:39:26","modified_gmt":"2026-07-27T12:39:26","slug":"mastering-3004-alloy-expertni-tipy","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/cs\/mastering-3004-alloy-expertni-tipy\/","title":{"rendered":"Slitina hlin\u00edku 3004: Slo\u017een\u00ed, vlastnosti, stupn\u011b zpevn\u011bn\u00ed a aplikace"},"content":{"rendered":"<h2>Kl\u00ed\u010dov\u00e9 informace<\/h2>\n<ul>\n<li>3004 je netepeln\u011b zpracovateln\u00e1 slitina \u0159ady 3000 (hlin\u00edk-mangan s p\u0159\u00eddavkem ho\u0159\u010d\u00edku), kter\u00e1 se pevnost\u00ed nach\u00e1z\u00ed mezi slitinami 3003 a 5052.<\/li>\n<li>Kombinuje st\u0159edn\u00ed pevnost s lep\u0161\u00ed tv\u00e1\u0159itelnost\u00ed ne\u017e slitina 6061, d\u00edky \u010demu\u017e je b\u011b\u017enou volbou pro v\u00ed\u010dka plechovek, st\u0159e\u0161n\u00ed krytiny a palivov\u00e9 n\u00e1dr\u017ee.<\/li>\n<li>Typick\u00e1 zu\u0161lecht\u011bn\u00ed jsou O, H14 a H34; pevnost roste s deforma\u010dn\u00edm zpevn\u011bn\u00edm, ale slitina nem\u016f\u017ee b\u00fdt tepeln\u011b zpracov\u00e1na.<\/li>\n<li>Zvolte 3004, kdy\u017e pot\u0159ebujete vy\u0161\u0161\u00ed pevnost ne\u017e u slitiny 3003, ale st\u00e1le po\u017eadujete dobrou ta\u017enost; p\u0159ejd\u011bte na 5052 pro mo\u0159sk\u00e9 prost\u0159ed\u00ed nebo na 6061 pro sva\u0159ovan\u00e9 konstrukce.<\/li>\n<\/ul>\n<h2>\u00davod<\/h2>\n<p>Hlin\u00edk 3004 je \u010dlen rodiny 3003 s vy\u0161\u0161\u00ed pevnost\u00ed, kter\u00fd z\u016fst\u00e1v\u00e1 tv\u00e1\u0159iteln\u00fd. P\u0159id\u00e1v\u00e1 ho\u0159\u010d\u00edk k z\u00e1kladu hlin\u00edk-mangan, \u010d\u00edm\u017e zvy\u0161uje pevnost nad \u00farove\u0148 slitiny 3003 p\u0159i zachov\u00e1n\u00ed tv\u00e1\u0159itelnosti za studena, d\u00edky n\u00ed\u017e je \u0159ada 3000 u\u017eite\u010dn\u00e1 pro ta\u017een\u00e9 a rota\u010dn\u011b tv\u00e1\u0159en\u00e9 d\u00edly. Volba obvykle z\u00e1vis\u00ed na t\u0159ech faktorech: jakou pevnost d\u00edl pot\u0159ebuje, jak hlubok\u00fd je tah a zda je provozn\u00ed prost\u0159ed\u00ed vlhk\u00e9 nebo korozivn\u00ed.<\/p>\n<p>Tento pr\u016fvodce pokr\u00fdv\u00e1 slo\u017een\u00ed slitiny 3004, jej\u00ed typick\u00e9 vlastnosti podle zu\u0161lecht\u011bn\u00ed, srovn\u00e1n\u00ed se slitinami 3003, 5052 a 6061 a p\u0159\u00edpady, kdy p\u0159est\u00e1v\u00e1 b\u00fdt spr\u00e1vnou volbou. Pro srovn\u00e1n\u00ed plech\u016f nap\u0159\u00ed\u010d \u0159adou 3000 viz <a href=\"https:\/\/premiumalu.com\/cs\/vyber-dokonaleho-hlinikoveho-plechu-3104-vs-3003-vs-3004-slitiny\/\">srovn\u00e1n\u00ed hlin\u00edkov\u00fdch plech\u016f 3104 vs 3003 vs 3004<\/a>.<\/p>\n<h2>Co je slitina hlin\u00edku 3004<\/h2>\n<p>Slitina 3004 pat\u0159\u00ed do tv\u00e1\u0159en\u00e9 \u0159ady 3000. Nen\u00ed tepeln\u011b zpracovateln\u00e1: kone\u010dn\u00e1 pevnost poch\u00e1z\u00ed ze slo\u017een\u00ed a tv\u00e1\u0159en\u00ed za studena, nikoli z cyklu rozpou\u0161t\u011bc\u00edho \u017e\u00edh\u00e1n\u00ed a st\u00e1rnut\u00ed. Mangan zaji\u0161\u0165uje z\u00e1kladn\u00ed pevnost a kontrolu rekrystalizace, zat\u00edmco ho\u0159\u010d\u00edk je p\u0159\u00eddavek, kter\u00fd zvy\u0161uje pevnost nad \u00farove\u0148 slitiny 3003 bez v\u00fdrazn\u00e9 ztr\u00e1ty tv\u00e1\u0159itelnosti.<\/p>\n<h3>Chemick\u00e9 slo\u017een\u00ed<\/h3>\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th>Prvek<\/th>\n<th>Typick\u00e9 \/ limitn\u00ed (hm%)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>K\u0159em\u00edk (Si)<\/td>\n<td>max. 0,30<\/td>\n<\/tr>\n<tr>\n<td>\u017delezo (Fe)<\/td>\n<td>0,70 max.<\/td>\n<\/tr>\n<tr>\n<td>M\u011b\u010f (Cu)<\/td>\n<td>0,25 max.<\/td>\n<\/tr>\n<tr>\n<td>Mangan (Mn)<\/td>\n<td>1,0 \u2013 1,5<\/td>\n<\/tr>\n<tr>\n<td>Ho\u0159\u010d\u00edk (Mg)<\/td>\n<td>0,8 \u2013 1,3<\/td>\n<\/tr>\n<tr>\n<td>Zinek (Zn)<\/td>\n<td>0,25 max.<\/td>\n<\/tr>\n<tr>\n<td>Hlin\u00edk (Al)<\/td>\n<td>Zbytek<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>Hodnoty odpov\u00eddaj\u00ed rozsah\u016fm dle ozna\u010den\u00ed AA; p\u0159esn\u00e9 limity z\u00e1vis\u00ed na zakoupen\u00e9 norm\u011b (nap\u0159\u00edklad ASTM B209).<\/p>\n<h3>Typick\u00e9 mechanick\u00e9 vlastnosti<\/h3>\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th>Temperament<\/th>\n<th>Pevnost v tahu (MPa)<\/th>\n<th>Mez kluzu (MPa)<\/th>\n<th>Prodlou\u017een\u00ed (%)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>O (\u017e\u00edhan\u00fd)<\/td>\n<td>150 \u2013 200<\/td>\n<td>~60<\/td>\n<td>~20<\/td>\n<\/tr>\n<tr>\n<td>H14 (deforma\u010dn\u011b zpevn\u011bno)<\/td>\n<td>150 \u2013 200<\/td>\n<td>~125<\/td>\n<td>~12<\/td>\n<\/tr>\n<tr>\n<td>H34 (deforma\u010dn\u011b zpevn\u011bno + stabilizov\u00e1no)<\/td>\n<td>215 \u2013 285<\/td>\n<td>~170<\/td>\n<td>~10<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>Hodnoty jsou reprezentativn\u00ed pro plech a svitek; tlou\u0161\u0165ka a sm\u011br zkou\u0161en\u00ed hodnoty m\u011bn\u00ed, proto ov\u011b\u0159te proti certifik\u00e1tu z v\u00e1lcovny pro konkr\u00e9tn\u00ed objedn\u00e1vku.<\/p>\n<h2>3004 vs 5052, 3003 a 6061<\/h2>\n<p>T\u0159i slitiny nej\u010dast\u011bji zam\u011b\u0148ovan\u00e9 se slitinou 3004 jsou 3003 (slab\u0161\u00ed z\u00e1klad), 5052 (pevn\u011bj\u0161\u00ed a korozivzdorn\u011bj\u0161\u00ed p\u0159\u00edbuzn\u00e1 slitina) a 6061 (tepeln\u011b zpracovateln\u00e1 konstruk\u010dn\u00ed t\u0159\u00edda).<\/p>\n<h3>3004 vs hlin\u00edk 3003<\/h3>\n<p>Ob\u011b pat\u0159\u00ed do \u0159ady 3000 a maj\u00ed stejn\u00e9 korozn\u00ed chov\u00e1n\u00ed a p\u0159\u00edstup ke sva\u0159ov\u00e1n\u00ed. Rozd\u00edl spo\u010d\u00edv\u00e1 v ho\u0159\u010d\u00edku: 3004 obsahuje 0,8\u20131,3% Mg, zat\u00edmco 3003 \u017e\u00e1dn\u00fd, co\u017e zvy\u0161uje pevnost nad \u00farove\u0148 slitiny 3003, nejviditeln\u011bji u zu\u0161lecht\u011bn\u00ed H3x, kde 3004-H34 dosahuje minim\u00e1ln\u00ed pevnosti v tahu 215 MPa oproti 150 MPa u 3003-H14. Tv\u00e1\u0159itelnost z\u016fst\u00e1v\u00e1 podobn\u00e1, tak\u017ee 3004 nahrazuje 3003 v\u017edy, kdy\u017e d\u00edl pot\u0159ebuje vy\u0161\u0161\u00ed pevnost bez p\u0159echodu na tepeln\u011b zpracovatelnou slitinu. Viz <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-3003\/\">str\u00e1nka produktu slitiny hlin\u00edku 3003<\/a> pro dostupn\u00e9 formy.<\/p>\n<h3>3004 vs hlin\u00edk 5052<\/h3>\n<p>Slitina 5052 obsahuje v\u00edce ho\u0159\u010d\u00edku (2,2\u20132,8%), a proto p\u0159ekon\u00e1v\u00e1 3004 jak pevnost\u00ed, tak korozn\u00ed odolnost\u00ed, zejm\u00e9na ve slan\u00e9 vod\u011b a mo\u0159sk\u00e9 atmosf\u00e9\u0159e. Kompromisem jsou n\u00e1klady a ta\u017enost: 3004 se snadn\u011bji tv\u00e1\u0159\u00ed a t\u00e1hne a je obvyklou volbou pro v\u00ed\u010dka plechovek a uz\u00e1v\u011bry, zat\u00edmco 5052 je preferov\u00e1na pro mo\u0159sk\u00e9 a sva\u0159ovan\u00e9 n\u00e1dr\u017ee. Srovn\u00e1n\u00ed viz <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-5052\/\">str\u00e1nka produktu slitiny hlin\u00edku 5052<\/a>.<\/p>\n<h3>3004 vs hlin\u00edk 6061<\/h3>\n<p>Slitina 6061 je tepeln\u011b zpracovateln\u00e1 t\u0159\u00edda \u0159ady 6000 (hlin\u00edk-ho\u0159\u010d\u00edk-k\u0159em\u00edk) s v\u00fdrazn\u011b vy\u0161\u0161\u00ed pevnost\u00ed v T6, ale je obt\u00ed\u017en\u011bj\u0161\u00ed ji hluboce tahat a jinak se deforma\u010dn\u011b zpev\u0148uje. Slitina 3004 v\u00edt\u011bz\u00ed v tv\u00e1\u0159itelnosti a je lep\u0161\u00ed volbou pro rota\u010dn\u011b tv\u00e1\u0159en\u00e9 nebo ta\u017een\u00e9 plechy; 6061 v\u00edt\u011bz\u00ed, kdy\u017e je d\u00edl konstruk\u010dn\u00ed nebo sva\u0159ovan\u00fd a pot\u0159ebuje pevnost po sva\u0159en\u00ed. Viz <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-6061\/\">str\u00e1nka produktu slitiny hlin\u00edku 6061<\/a> pro dostupn\u00e9 formy.<\/p>\n<h2>B\u011b\u017en\u00e1 zu\u0161lecht\u011bn\u00ed: H14, H34 a O<\/h2>\n<p>Slitina 3004 se obvykle dod\u00e1v\u00e1 ve t\u0159ech zu\u0161lecht\u011bn\u00edch:<\/p>\n<ul>\n<li><strong>O (\u017e\u00edhan\u00fd):<\/strong> nejm\u011bk\u010d\u00ed a nejtv\u00e1\u0159iteln\u011bj\u0161\u00ed, pou\u017e\u00edvan\u00e9 pro nejhlub\u0161\u00ed tahy a rota\u010dn\u00ed tv\u00e1\u0159en\u00ed.<\/li>\n<li><strong>H14:<\/strong> deforma\u010dn\u011b zpevn\u011bno na \u00farove\u0148 \u010dtvrtiny tvrdosti; rovnov\u00e1ha pevnosti a tv\u00e1\u0159itelnosti pro panely a b\u011b\u017en\u00e9 d\u00edly.<\/li>\n<li><strong>H34:<\/strong> deforma\u010dn\u011b zpevn\u011bno a stabilizov\u00e1no; nejsiln\u011bj\u0161\u00ed ze t\u0159\u00ed b\u011b\u017en\u00fdch zu\u0161lecht\u011bn\u00ed a obvykl\u00e1 volba pro v\u00ed\u010dka plechovek a konstruk\u010dn\u00ed plechy.<\/li>\n<\/ul>\n<p>Zu\u0161lecht\u011bn\u00ed H3x existuj\u00ed, proto\u017ee slitiny obsahuj\u00edc\u00ed ho\u0159\u010d\u00edk se mohou p\u0159i pokojov\u00e9 teplot\u011b pomalu m\u011bknout; stabiliza\u010dn\u00ed krok zafixuje vlastnosti. Zvolte O pro hlubok\u00e9 ta\u017een\u00ed, H34 pro maxim\u00e1ln\u00ed pevnost v netepeln\u011b zpracovateln\u00e9m plechu.<\/p>\n<h2>Krit\u00e9ria pou\u017eit\u00ed \/ nepou\u017eit\u00ed<\/h2>\n<p>Pou\u017eijte tento seznam pro rychl\u00e9 rozhodnut\u00ed, zda slitina 3004 vyhovuje dan\u00e9 aplikaci.<\/p>\n<p><strong>Pou\u017eijte \u2013 zvolte 3004, kdy\u017e:<\/strong><\/p>\n<ul>\n<li>Je pot\u0159eba st\u0159edn\u00ed pevnost s dobrou tv\u00e1\u0159itelnost\u00ed za studena a d\u00edl je ta\u017een\u00fd, rota\u010dn\u011b tv\u00e1\u0159en\u00fd nebo oh\u00fdban\u00fd \u2013 typick\u00e9 pou\u017eit\u00ed: v\u00ed\u010dka n\u00e1pojov\u00fdch plechovek, kosmetick\u00e9 uz\u00e1v\u011bry, kryty lamp a reflektory.<\/li>\n<li>Atmosf\u00e9rick\u00e1 nebo pr\u016fmyslov\u00e1 korozn\u00ed odolnost je dostate\u010dn\u00e1 a d\u00edl nen\u00ed pono\u0159en ve slan\u00e9 vod\u011b \u2013 typick\u00e9 pou\u017eit\u00ed: st\u0159e\u0161n\u00ed krytiny, obklady, okapy a architektonick\u00e9 li\u0161ty.<\/li>\n<li>Je preferov\u00e1n netepeln\u011b zpracovateln\u00fd plech nebo svitek pro p\u0159edv\u00eddateln\u00e9 tv\u00e1\u0159ec\u00ed chov\u00e1n\u00ed \u2013 typick\u00e9 pou\u017eit\u00ed: lakovan\u00e9 stavebn\u00ed panely a palivov\u00e9 n\u00e1dr\u017ee.<\/li>\n<\/ul>\n<p><strong>Nepou\u017e\u00edvejte \u2013 nepou\u017e\u00edvejte 3004, kdy\u017e:<\/strong><\/p>\n<ul>\n<li>D\u00edl je p\u0159\u00edmo pono\u0159en ve slan\u00e9 vod\u011b nebo v mo\u0159sk\u00e9m prost\u0159ed\u00ed bez povlaku \u2013 riziko d\u016flkov\u00e9 koroze; lep\u0161\u00ed jsou 5052, 5083 nebo 5086.<\/li>\n<li>Konstrukce vy\u017eaduje vysokou konstruk\u010dn\u00ed pevnost nebo nese sva\u0159ovan\u00e1 zat\u00ed\u017een\u00ed \u2013 6061-T6 nebo 5052-H32 poskytuj\u00ed vy\u0161\u0161\u00ed pevnost a 3004 nelze tepeln\u011b zpracovat pro jej\u00ed obnoven\u00ed.<\/li>\n<li>Prioritou je tlust\u00e1, ot\u011bruvzdorn\u00e1 tvrd\u00e1 eloxace \u2013 3004 se eloxuje p\u0159ijateln\u011b, ale ho\u0159\u010d\u00edk m\u016f\u017ee ovlivnit odst\u00edn povlaku; 6063 nebo 6061 se eloxuj\u00ed p\u0159edv\u00eddateln\u011bji.<\/li>\n<\/ul>\n<h2>Aplikace<\/h2>\n<p>V\u00fd\u0161e uveden\u00fd seznam Pou\u017eijte\/Nepou\u017e\u00edvejte pokr\u00fdv\u00e1 logiku v\u00fdb\u011bru. N\u00ed\u017ee uveden\u00e9 syst\u00e9my jsou oblasti, kde je 3004 standardn\u00ed prax\u00ed:<\/p>\n<ul>\n<li><strong>V\u00ed\u010dka plechovek a uz\u00e1v\u011bry:<\/strong> v\u00edka, t\u00e1hla a kosmetick\u00e9 uz\u00e1v\u011bry, kde z\u00e1le\u017e\u00ed na ta\u017enosti i pevnosti.<\/li>\n<li><strong>Stavebn\u00ed v\u00fdrobky:<\/strong> st\u0159e\u0161n\u00ed krytiny, obklady, okapy, podhledy a lakovan\u00e9 st\u011bnov\u00e9 panely.<\/li>\n<li><strong>Kontejnery:<\/strong> palivov\u00e9 n\u00e1dr\u017ee, plechovky na barvy a b\u011b\u017en\u00e9 plechov\u00e9 kontejnery vy\u017eaduj\u00edc\u00ed tv\u00e1\u0159itelnost a korozn\u00ed odolnost.<\/li>\n<li><strong>Osv\u011btlen\u00ed a rota\u010dn\u011b tv\u00e1\u0159en\u00e9 d\u00edly:<\/strong> kryty lamp, reflektory a dekorativn\u00ed rota\u010dn\u011b tv\u00e1\u0159en\u00e9 komponenty.<\/li>\n<\/ul>\n<h2>Tv\u00e1\u0159en\u00ed, sva\u0159ov\u00e1n\u00ed a povrchov\u00e1 \u00faprava<\/h2>\n<p>Slitina 3004 se ve v\u00fdrob\u011b chov\u00e1 jako ta\u017en\u00fd plech \u0159ady 3000:<\/p>\n<ul>\n<li><strong>Tvarov\u00e1n\u00ed:<\/strong> vynikaj\u00edc\u00ed tv\u00e1\u0159itelnost za studena s men\u0161\u00edm odpru\u017een\u00edm ne\u017e u slitin \u0159ady 5000 nebo 6000. Pou\u017eijte O pro nejhlub\u0161\u00ed tahy, H34 pro d\u00edly, kter\u00e9 tak\u00e9 pot\u0159ebuj\u00ed pevnost.<\/li>\n<li><strong>Sva\u0159ov\u00e1n\u00ed:<\/strong> snadno sva\u0159iteln\u00e1 s p\u0159\u00eddavn\u00fdm materi\u00e1lem 4043 nebo 5356 metodou TIG nebo MIG. Jako netepeln\u011b zpracovateln\u00e1 slitina pevnost ve svarov\u00e9 z\u00f3n\u011b kles\u00e1 a neobnovuje se, proto dimenzujte spoj pro stav po sva\u0159en\u00ed. Pou\u017eijte 5356, pokud bude d\u00edl eloxov\u00e1n pro lep\u0161\u00ed barevn\u00fd soulad.<\/li>\n<li><strong>Povrchov\u00e1 \u00faprava:<\/strong> eloxuje se na p\u0159ijateln\u00fd povlak, ale lakov\u00e1n\u00ed a coil coating jsou u stavebn\u00edch v\u00fdrobk\u016f z 3004 b\u011b\u017en\u011bj\u0161\u00ed. Spole\u010dnost Linsy Aluminum nab\u00edz\u00ed eloxaci, pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed (RAL 9016), le\u0161t\u011bn\u00ed, povrch bez \u00fapravy a PVC ochrannou f\u00f3lii.<\/li>\n<li><strong>Obr\u00e1b\u011bn\u00ed:<\/strong> dobr\u00e1; 3004 je slitina pro tv\u00e1\u0159en\u00ed a ta\u017een\u00ed sp\u00ed\u0161e ne\u017e pro obr\u00e1b\u011bn\u00ed, proto si t\u011b\u017ek\u00e9 CNC operace vyhra\u010fte pro materi\u00e1l \u0159ady 6000.<\/li>\n<\/ul>\n<h2>Z\u00e1v\u011br<\/h2>\n<p>Slitina 3004 je pevn\u011bj\u0161\u00ed, st\u00e1le tv\u00e1\u0159iteln\u00e1 p\u0159\u00edbuzn\u00e1 slitiny 3003 \u2013 dostate\u010dn\u011b schopn\u00e1 pro v\u00ed\u010dka plechovek, st\u0159e\u0161n\u00ed krytiny a palivov\u00e9 n\u00e1dr\u017ee, ale p\u0159est\u00e1v\u00e1 b\u00fdt spr\u00e1vnou volbou, jakmile aplikace vy\u017eaduje mo\u0159skou korozn\u00ed odolnost, sva\u0159ovanou konstruk\u010dn\u00ed pevnost nebo tepeln\u011b zpracovateln\u00fd v\u00fdkon. Praktick\u00fdm kompromisem je, \u017ee v\u011bt\u0161ina v\u00e1lcoven skladuje 3004 p\u0159ev\u00e1\u017en\u011b ve standardn\u00edch zu\u0161lecht\u011bn\u00edch a \u0161\u00ed\u0159k\u00e1ch svitk\u016f, tak\u017ee neobvykl\u00e1 tlou\u0161\u0165ka nebo po\u017eadavek na d\u011blen\u00ed na m\u00edru m\u016f\u017ee prodlou\u017eit dodac\u00ed lh\u016ftu.<\/p>\n<p>Spole\u010dnost Linsy Aluminum skladuje <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-3004\/\">Slitina hlin\u00edku 3004<\/a> plech a svitek a dod\u00e1v\u00e1 vlastn\u00ed rozm\u011bry p\u0159i n\u00edzk\u00e9m minim\u00e1ln\u00edm mno\u017estv\u00ed objedn\u00e1vky, s vlastn\u00edm d\u011blen\u00edm, eloxac\u00ed a pr\u00e1\u0161kov\u00fdm lakov\u00e1n\u00edm plus MTC pro ka\u017edou objedn\u00e1vku \u2013 tak\u017ee omezen\u00ed standardn\u00ed dostupnosti jen z\u0159\u00eddka blokuj\u00ed projekt. Kdy\u017e specifikace vy\u017eaduje 3004, za\u0161lete v\u00fdkres nebo list s po\u017eadavky pro kontrolu shody t\u0159\u00eddy a zu\u0161lecht\u011bn\u00ed a cenovou nab\u00eddku.<\/p>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<h3>Jak\u00fd je rozd\u00edl mezi hlin\u00edkem 3003 a 3004?<\/h3>\n<p>Ob\u011b pat\u0159\u00ed do \u0159ady 3000 a nejsou tepeln\u011b zpracovateln\u00e9. Slitina 3003 obsahuje pouze mangan; slitina 3004 p\u0159id\u00e1v\u00e1 0,8\u20131,3% ho\u0159\u010d\u00edku, co\u017e zvy\u0161uje pevnost nad \u00farove\u0148 slitiny 3003 p\u0159i zachov\u00e1n\u00ed podobn\u00e9 tv\u00e1\u0159itelnosti a korozn\u00ed odolnosti. Zvolte 3004, kdy\u017e d\u00edl pot\u0159ebuje vy\u0161\u0161\u00ed pevnost, a 3003, kdy\u017e z\u00e1le\u017e\u00ed p\u0159edev\u0161\u00edm na maxim\u00e1ln\u00ed tv\u00e1\u0159itelnosti a ni\u017e\u0161\u00edch n\u00e1kladech.<\/p>\n<h3>Jak\u00e9 jsou standardn\u00ed velikosti a tlou\u0161\u0165ky hlin\u00edku 3004?<\/h3>\n<p>Slitina 3004 se dod\u00e1v\u00e1 jako plech a svitek. B\u011b\u017en\u00e1 zu\u0161lecht\u011bn\u00ed jsou O, H14 a H34; rozsahy tlou\u0161t\u011bk z\u00e1vis\u00ed na norm\u011b a v\u00e1lcovn\u011b, p\u0159i\u010dem\u017e svitkov\u00fd materi\u00e1l je typick\u00fd pro pou\u017eit\u00ed v plechovk\u00e1ch a stavebnictv\u00ed. Spole\u010dnost Linsy Aluminum \u0159e\u017ee vlastn\u00ed tlou\u0161\u0165ky a \u0161\u00ed\u0159ky p\u0159i n\u00edzk\u00e9m MOQ, pokud nen\u00ed standardn\u00ed rozm\u011br k dispozici.<\/p>\n<h3>Jak\u00fd je rozd\u00edl mezi zu\u0161lecht\u011bn\u00edm H14 a H34?<\/h3>\n<p>Ob\u011b jsou deforma\u010dn\u011b zpevn\u011bn\u00e9, ale H34 je nav\u00edc stabilizovan\u00e9, co\u017e zafixuje vlastnosti slitiny obsahuj\u00edc\u00ed ho\u0159\u010d\u00edk proti m\u011bknut\u00ed p\u0159i pokojov\u00e9 teplot\u011b. H34 je pevn\u011bj\u0161\u00ed ze dvou b\u011b\u017en\u00fdch zu\u0161lecht\u011bn\u00ed a obvykl\u00e1 volba pro v\u00ed\u010dka plechovek a konstruk\u010dn\u00ed plechy; H14 je leh\u010d\u00ed deforma\u010dn\u011b zpevn\u011bn\u00fd stav pou\u017e\u00edvan\u00fd pro b\u011b\u017en\u00e9 d\u00edly.<\/p>\n<h3>Lze hlin\u00edk 3004 sva\u0159ovat?<\/h3>\n<p>Ano. Hlin\u00edk 3004 se dob\u0159e sva\u0159uje s p\u0159\u00eddavn\u00fdm materi\u00e1lem 4043 nebo 5356 metodou TIG nebo MIG. Vzhledem k tomu, \u017ee se nejedn\u00e1 o tepeln\u011b zpracovateln\u00fd materi\u00e1l, svarov\u00e1 oblast ztr\u00e1c\u00ed pevnost, kterou nelze tepeln\u00fdm zpracov\u00e1n\u00edm obnovit, proto navrhujte spoj pro stav po sva\u0159en\u00ed. Pou\u017eijte p\u0159\u00eddavn\u00fd materi\u00e1l 5356, pokud bude hotov\u00fd d\u00edl eloxov\u00e1n.<\/p>\n<h3>Je hlin\u00edk 3004 vhodn\u00fd pro pou\u017eit\u00ed v mo\u0159sk\u00e9m prost\u0159ed\u00ed nebo ve slan\u00e9 vod\u011b?<\/h3>\n<p>Nen\u00ed vhodn\u00fd pro p\u0159\u00edm\u00e9 pono\u0159en\u00ed nebo trval\u00e9 vystaven\u00ed slan\u00e9 vod\u011b. Hlin\u00edk 3004 dob\u0159e odol\u00e1v\u00e1 atmosf\u00e9rick\u00e9 a pr\u016fmyslov\u00e9 korozi, ale v prost\u0159ed\u00ed bohat\u00e9m na chloridy bez ochrann\u00e9ho povlaku nebo katodick\u00e9 ochrany bude podl\u00e9hat d\u016flkov\u00e9 korozi. Pro lodn\u00ed pl\u00e1\u0161t\u011b, paluby a pono\u0159en\u00e9 sou\u010d\u00e1sti jsou bezpe\u010dn\u011bj\u0161\u00ed volbou slitiny 5052, 5083 nebo 5086.<\/p>","protected":false},"excerpt":{"rendered":"<p>Key Highlights 3004 is a non-heat-treatable 3000-series alloy (aluminum-manganese with added magnesium) that sits between 3003 and 5052 in strength. It combines moderate strength with better formability than 6061, which makes it a common pick for can ends, roofing, and fuel tanks. Typical tempers are O, H14, and H34; strength climbs with strain hardening, but [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8211,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"3004 Aluminum Alloy: Composition, Properties, Tempers and Applications","_seopress_titles_desc":"3004 aluminum alloy offers higher strength than 3003 with excellent formability. Learn its composition, typical properties by temper, how it compares with 5052 and 6061, and where it fits your project.","_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":[173],"tags":[],"class_list":["post-8153","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-1000_3000-series-aluminum"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8153","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=8153"}],"version-history":[{"count":1,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8153\/revisions"}],"predecessor-version":[{"id":10162,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8153\/revisions\/10162"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media\/8211"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media?parent=8153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/categories?post=8153"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/tags?post=8153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}