{"id":8145,"date":"2025-03-02T13:58:12","date_gmt":"2025-03-02T13:58:12","guid":{"rendered":"https:\/\/premiumalu.com\/mastering-3105-aluminum-alloys-a-comprehensive-guide\/"},"modified":"2026-11-03T07:16:36","modified_gmt":"2026-11-03T07:16:36","slug":"zvladnuti-3105-hlinikovych-slitin-komplexni-pruvodce","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/cs\/mastering-3105-aluminum-alloys-a-comprehensive-guide\/","title":{"rendered":"Hlin\u00edkov\u00e1 slitina 3105: Vlastnosti, stavy a kde se hod\u00ed"},"content":{"rendered":"

3105 je stupe\u0148, po kter\u00e9m kupuj\u00edc\u00ed s\u00e1hne, kdy\u017e 3003 nen\u00ed dostate\u010dn\u011b pevn\u00fd a 5052 stoj\u00ed v\u00edce, ne\u017e si zak\u00e1zka m\u016f\u017ee dovolit. Je to slitina \u0159ady 3xxx s p\u0159\u00edsadou ho\u0159\u010d\u00edku a sv\u00e9 m\u00edsto si vydob\u00fdv\u00e1 t\u00e9m\u011b\u0159 v\u00fdhradn\u011b v lakovan\u00fdch a povlakovan\u00fdch svitc\u00edch: st\u0159e\u0161n\u00ed krytiny, obklady st\u011bn, okapy, vzduchotechnick\u00e9 potrub\u00ed.<\/p>\n\n\n\n

Rozhodnut\u00ed je \u00fazk\u00e9, a pr\u00e1v\u011b proto se \u010dasto specifikuje nespr\u00e1vn\u011b. Tato p\u0159\u00edru\u010dka pokr\u00fdv\u00e1, co chemick\u00e9 slo\u017een\u00ed skute\u010dn\u011b d\u011bl\u00e1, jak funguje stupnice stav\u016f a kde ka\u017ed\u00fd stupe\u0148 kon\u010d\u00ed, jak se slitina chov\u00e1 pod oh\u00fdbac\u00edm lisem a elektrick\u00fdm obloukem a na kterou slitinu p\u0159ej\u00edt, kdy\u017e 3105 naraz\u00ed na sv\u00e9 limity.<\/p>\n\n\n\n

Co je hlin\u00edk 3105<\/h2>\n\n\n\n
\"kryt-3105-hlin\u00edk\"<\/figure>\n\n\n\n

3105 je netvrditeln\u00e1 slitina hlin\u00edku, manganu a ho\u0159\u010d\u00edku, registrovan\u00e1 jako AA 3105 \/ UNS A93105 a jako EN AW-3105 (AlMn0,5Mg0,5). Plechy a desky jsou pokryty ASTM B209; ta\u017een\u00e9 trubky ASTM B210; ty\u010de, pruty a dr\u00e1ty ASTM B211; extrudovan\u00e9 profily ASTM B221.<\/p>\n\n\n\n

Jeho komer\u010dn\u00ed role je specifick\u00e1: je to podklad pod barevn\u011b lakovan\u00fd architektonick\u00fd plech. P\u0159\u00eddavek ho\u0159\u010d\u00edku zvy\u0161uje pevnost nad 3003, zat\u00edmco zachov\u00e1v\u00e1 tv\u00e1\u0159ec\u00ed chov\u00e1n\u00ed a odolnost proti atmosf\u00e9rick\u00e9 korozi, d\u00edky nim\u017e je rodina 3xxx v\u00fdchoz\u00ed volbou pro stavebn\u00ed v\u00fdrobky.<\/p>\n\n\n\n

Pevnost poch\u00e1z\u00ed ze studen\u00e9ho tv\u00e1\u0159en\u00ed, nikoli z tepeln\u00e9ho zpracov\u00e1n\u00ed. Pro tuto slitinu neexistuje cesta rozpou\u0161t\u011bc\u00edho \u017e\u00edh\u00e1n\u00ed a st\u00e1rnut\u00ed a neexistuje \u017e\u00e1dn\u00fd stav T. Pokud v\u00fdkres uv\u00e1d\u00ed 3105-T6, v\u00fdkres je chybn\u00fd.<\/p>\n\n\n\n

Chemick\u00e9 slo\u017een\u00ed 3105<\/h2>\n\n\n\n

N\u00ed\u017ee uveden\u00e9 limity jsou registrovan\u00e9 hodnoty podle ASTM B209 a EN 573-3.<\/p>\n\n\n\n

Prvek<\/th>Hmotnost %<\/th><\/tr><\/thead>
K\u0159em\u00edk (Si)<\/td>max. 0,60<\/td><\/tr>
\u017delezo (Fe)<\/td>0,70 max.<\/td><\/tr>
M\u011b\u010f (Cu)<\/td>max. 0,30<\/td><\/tr>
Mangan (Mn)<\/strong><\/td>0.30 \u2013 0.80<\/strong><\/td><\/tr>
Ho\u0159\u010d\u00edk (Mg)<\/strong><\/td>0.20 \u2013 0.80<\/strong><\/td><\/tr>
Chrom (Cr)<\/td>max 0,20<\/td><\/tr>
Zinek (Zn)<\/td>max 0,40<\/td><\/tr>
Titan (Ti)<\/td>0,10 max<\/td><\/tr>
Ostatn\u00ed, ka\u017ed\u00fd \/ celkem<\/td>0.05 \/ 0.15<\/td><\/tr>
Hlin\u00edk (Al)<\/td>Zbytek<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

T\u0159i \u0159\u00e1dky nesou cel\u00fd stupe\u0148. Ho\u0159\u010d\u00edk p\u0159i 0,20\u20130,80 % je p\u0159\u00eddavek, kter\u00fd 3003 nem\u00e1, a je d\u016fvodem, pro\u010d 3105 stoj\u00ed na vy\u0161\u0161\u00ed pevnosti ne\u017e 3003.<\/p>\n\n\n\n

Mangan je \u0159\u00e1dek, kter\u00fd kupuj\u00edc\u00ed pletou. 3105 obsahuje 0,30\u20130,80 % Mn, v\u00fdrazn\u011b m\u00e9n\u011b ne\u017e 1,0\u20131,5 % v 3003 \u2014 tak\u017ee 3105 nen\u00ed 3003 s vm\u00edchan\u00fdm ho\u0159\u010d\u00edkem. Je to z\u00e1klad s ni\u017e\u0161\u00edm obsahem manganu s p\u0159idan\u00fdm ho\u0159\u010d\u00edkem a \u010dist\u00fd efekt je m\u00edrn\u00fd n\u00e1r\u016fst pevnosti, nikoli velk\u00fd.<\/p>\n\n\n\n

Chrom je omezen na 0,20 %, nep\u0159id\u00e1v\u00e1 se jako zpev\u0148uj\u00edc\u00ed prvek; zjem\u0148uje strukturu odlitku. M\u011b\u010f je zbytkov\u00fd strop, kter\u00fd chr\u00e1n\u00ed korozn\u00ed v\u00fdkon, a z\u016fst\u00e1v\u00e1 zde stopov\u00fdm prvkem.<\/p>\n\n\n\n

Mechanick\u00e9 vlastnosti podle zp\u016fsobu temperov\u00e1n\u00ed<\/h2>\n\n\n\n

Syst\u00e9m stav\u016f H v\u00e1m \u0159\u00edk\u00e1, co bylo s kovem provedeno. H1x je pouze deforma\u010dn\u011b zpevn\u011bn\u00fd; H2x je deforma\u010dn\u011b zpevn\u011bn\u00fd a pot\u00e9 \u010d\u00e1ste\u010dn\u011b vy\u017e\u00edhan\u00fd; H3x je deforma\u010dn\u011b zpevn\u011bn\u00fd a stabilizovan\u00fd. Plech 3105 se dod\u00e1v\u00e1 ve stavech O, H12, H14, H16, H18, H22, H24, H26 a H28, s H112 pro za tepla tv\u00e1\u0159en\u00e9 desky.<\/p>\n\n\n\n

Temperament<\/th>Stav<\/th>Z\u00e1klad<\/th>Pevnost v tahu Rm (MPa)<\/th>Mez kluzu Rp0,2 min (MPa)<\/th>Ta\u017enost A50 min<\/th>Voleno pro<\/th><\/tr><\/thead>
O<\/td>\u017d\u00edhan\u00e9<\/td>Minimum ASTM B209<\/td>97 \u2013 145<\/td>35<\/td>16 \u2013 20%<\/td>Hlubok\u00e9 ta\u017een\u00ed, rota\u010dn\u00ed tv\u00e1\u0159en\u00ed, oplechov\u00e1n\u00ed<\/td><\/tr>
H12<\/td>Quarter hard<\/td>Minimum ASTM B209<\/td>131 \u2013 179<\/td>103<\/td>1 \u2013 3%<\/td>Lehk\u00e9 tv\u00e1\u0159en\u00ed, obecn\u00fd plech<\/td><\/tr>
H14<\/td>Polotvrd\u00fd<\/td>Minimum ASTM B209<\/td>152 \u2013 200<\/td>124<\/td>1 \u2013 2%<\/td>Panely, v\u00e1lcovan\u00e9 profily<\/td><\/tr>
H18<\/td>Pln\u011b tvrd\u00fd<\/td>Typick\u00e1 hodnota z v\u00e1lcovny<\/td>195 a v\u00edce<\/td>\u2248180<\/td>11 % nebo m\u00e9n\u011b<\/td>Ploch\u00e9 panely, \u0159ezan\u00e9 d\u00e9lky, tuhost<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Sloupec Z\u00e1klad je to, co je t\u0159eba \u010d\u00edst: prvn\u00ed t\u0159i \u0159\u00e1dky jsou minima ASTM B209, zat\u00edmco \u0159\u00e1dek H18 je typick\u00e1 hodnota z v\u00e1lcovny a nem\u011bl by se dostat do n\u00e1kupn\u00ed specifikace jako zaru\u010den\u00e9 minimum. ASTM B209 tabeluje tato minima podle tlou\u0161\u0165ky, tak\u017ee plech 0,5 mm a 3,0 mm stejn\u00e9ho stavu nemaj\u00ed stejn\u00fd \u0159\u00e1dek.<\/p>\n\n\n\n

P\u0159i p\u0159\u00edjmu zbo\u017e\u00ed jsou d\u016fsledky dva. Za prv\u00e9, pevnostn\u00ed p\u00e1sma se mezi sousedn\u00edmi stavy p\u0159ekr\u00fdvaj\u00ed: O p\u0159i 97\u2013145 MPa a H12 p\u0159i 131\u2013179 MPa sd\u00edlej\u00ed okno 14 MPa a H12 a H14 se tak\u00e9 p\u0159ekr\u00fdvaj\u00ed, tak\u017ee stav se potvrzuje na mezi kluzu, nikoli na pevnosti v tahu. Za druh\u00e9, H18 nese nejvy\u0161\u0161\u00ed minimum meze kluzu ze standardn\u00edch stav\u016f plechu, p\u0159i\u010dem\u017e H28 je na stejn\u00e9 \u00farovni pevnosti v tahu s v\u011bt\u0161\u00ed ta\u017enost\u00ed; nab\u00eddka nab\u00edzej\u00edc\u00ed H19 stoj\u00ed mimo registrovanou stupnici, proto se ptejte, z jak\u00e9 normy \u00fadaj poch\u00e1z\u00ed.<\/p>\n\n\n\n

H24 a H26 jsou \u010d\u00e1ste\u010dn\u011b vy\u017e\u00edhan\u00e9 verze. Ve stejn\u00e9m pevnostn\u00edm p\u00e1smu nese H24 ni\u017e\u0161\u00ed minimum meze kluzu ne\u017e H14, co\u017e je p\u0159esn\u011b to, co profilovac\u00ed stroj chce: dostatek tuhosti pro manipulaci se svitkem a dostatek ta\u017enosti, aby vydr\u017eel t\u011bsn\u00fd profil bez prasknut\u00ed. H26 zvy\u0161uje pevnost zp\u011bt pro dlouh\u00e9 st\u0159e\u0161n\u00ed p\u00e1sy a vysok\u00e1 zat\u00ed\u017een\u00ed v\u011btrem.<\/p>\n\n\n\n

Tv\u00e1\u0159en\u00ed 3105: Kde kon\u010d\u00ed polom\u011br ohybu<\/h2>\n\n\n\n

Stav O sn\u00e1\u0161\u00ed nejt\u011bsn\u011bj\u0161\u00ed polom\u011bry a nejhlub\u0161\u00ed ta\u017een\u00ed a je to podm\u00ednka pro rota\u010dn\u011b nebo ru\u010dn\u011b tv\u00e1\u0159en\u00e9 oplechov\u00e1n\u00ed. H12 a H22 se lehce tv\u00e1\u0159ej\u00ed bez velk\u00fdch korekc\u00ed odpru\u017een\u00ed.<\/p>\n\n\n\n

H14 a H24 jsou obecn\u00e9 v\u00fdrobn\u00ed stavy. Typick\u00e1 praxe v\u00e1lcovny pro plech 0,5\u20131,5 mm je vnit\u0159n\u00ed polom\u011br asi 2,5t pro H14 a H24 a t\u00e9m\u011b\u0159 nulov\u00fd polom\u011br v O. To je v\u00fdchoz\u00ed bod, nikoli z\u00e1ruka \u2014 stav n\u00e1stroj\u016f, kvalita hrany a sm\u011br ohybu v\u0161echny posouvaj\u00ed limit.<\/p>\n\n\n\n

H16 a H18 jsou stavy s minim\u00e1ln\u00ed tv\u00e1\u0159itelnost\u00ed. Pod\u00e9ln\u00e9 \u0161vy, z\u00e1hyby a t\u011bsn\u00e9 prolisy v H18 prasknou a ost\u0159ihov\u00fd ot\u0159ep se st\u00e1v\u00e1 inici\u00e1torem trhliny u jak\u00e9hokoli tvrd\u00e9ho stavu, proto specifikujte stav hrany, kdy\u017e je d\u00edl tv\u00e1\u0159en po ost\u0159ihu.<\/p>\n\n\n\n

Dv\u011b pravidla zabra\u0148uj\u00ed v\u011bt\u0161in\u011b selh\u00e1n\u00ed p\u0159i tv\u00e1\u0159en\u00ed. Oh\u00fdbejte nap\u0159\u00ed\u010d sm\u011brem v\u00e1lcov\u00e1n\u00ed, kde to geometrie dovoluje, proto\u017ee ta\u017enost je vy\u0161\u0161\u00ed nap\u0159\u00ed\u010d zrnem ne\u017e pod\u00e9l n\u011bj. A pokud d\u00edl pot\u0159ebuje jak plnou pevnost, tak t\u011bsn\u00fd ohyb, odpov\u011bd\u00ed je m\u011bk\u010d\u00ed stav plus tlou\u0161\u0165ka, nikoli tvrd\u0161\u00ed stav \u2014 po ohybu neexistuje tepeln\u00e9 zpracov\u00e1n\u00ed, kter\u00e9 by ohyb uvolnilo.<\/p>\n\n\n\n

Odolnost proti korozi a povrchov\u00e1 \u00faprava<\/h2>\n\n\n\n

3105 odol\u00e1v\u00e1 obecn\u00e9 atmosf\u00e9rick\u00e9 korozi dostate\u010dn\u011b pro nelakovanou venkovn\u00ed slu\u017ebu, a to bez pl\u00e1tov\u00e1n\u00ed nebo povlaku. N\u00edzk\u00fd obsah m\u011bdi je to, co to zaji\u0161\u0165uje: m\u011b\u010f je prvek, kter\u00fd m\u011bn\u00ed slitinu 3xxx v korozn\u00ed probl\u00e9m, a zde je dr\u017eena na zbytkov\u00e9 \u00farovni.<\/p>\n\n\n\n

Nen\u00ed hodnocena pro pono\u0159en\u00ed, post\u0159ikovou z\u00f3nu ani trvale mokr\u00e9 prost\u0159ed\u00ed a povlak nem\u011bn\u00ed to, co slitina v t\u011bchto podm\u00ednk\u00e1ch dok\u00e1\u017ee.<\/p>\n\n\n\n

V\u011bt\u0161ina 3105 nikdy neslou\u017e\u00ed nechr\u00e1n\u011bn\u00e1. Prod\u00e1v\u00e1 se jako svitek k lakov\u00e1n\u00ed a syst\u00e9m povlaku \u2014 PE, SMP nebo PVDF \u2014 plus linka p\u0159ed\u00fapravy d\u011bl\u00e1 pro \u017eivotnost v\u00edce ne\u017e volba slitiny. Co slitina p\u0159isp\u00edv\u00e1, je povrch, kter\u00fd rovnom\u011brn\u011b p\u0159ij\u00edm\u00e1 konverzn\u00ed povlak, a stav, kter\u00fd vydr\u017e\u00ed tv\u00e1\u0159en\u00ed, j\u00edm\u017e lakovan\u00fd svitek projde.<\/p>\n\n\n\n

Anodizace je m\u00edsto, kde se kupuj\u00edc\u00ed nechaj\u00ed nachytat. 3105 se d\u00e1 anodizovat, ale mangan produkuje tmav\u0161\u00ed, \u0161ed\u011bj\u0161\u00ed povlak, kter\u00fd je m\u00e9n\u011b rovnom\u011brn\u00fd ne\u017e na slitin\u011b 6xxx. Na viditeln\u00e9 plo\u0161e se tento rozd\u00edl projev\u00ed jako kol\u00eds\u00e1n\u00ed barvy v r\u00e1mci d\u00e1vky, co\u017e \u010din\u00ed anodizaci na 3105 ochrann\u00fdm krokem sp\u00ed\u0161e ne\u017e dekorativn\u00edm.<\/p>\n\n\n\n

Sva\u0159ov\u00e1n\u00ed 3105<\/h2>\n\n\n\n
\"Sva\u0159ov\u00e1n\u00ed<\/figure>\n\n\n\n

3105 se sva\u0159uje standardn\u00edmi hlin\u00edkov\u00fdmi procesy: GTAW (TIG), GMAW (MIG) a odporov\u00e9 sva\u0159ov\u00e1n\u00ed v\u0161echny funguj\u00ed a tenkost\u011bnn\u00e9 potrub\u00ed a okapy se obvykle sva\u0159uj\u00ed TIG nebo odporov\u00fdm \u0161vem, nikoli MIG.<\/p>\n\n\n\n

Volba p\u0159\u00eddavn\u00e9ho materi\u00e1lu se \u0159\u00edd\u00ed AWS A5.10. ER4043 je b\u011b\u017en\u00e1 volba pro plech 3xxx; ER5356 se pou\u017e\u00edv\u00e1 tam, kde je po\u017eadov\u00e1na vy\u0161\u0161\u00ed pevnost svaru nebo bli\u017e\u0161\u00ed barva po anodizaci. A\u0165 se pou\u017eije kter\u00fdkoli, kvalifikujte postup na slitin\u011b a stavu, kter\u00e9 se skute\u010dn\u011b sva\u0159uj\u00ed.<\/p>\n\n\n\n

Tepeln\u011b ovlivn\u011bn\u00e1 z\u00f3na je konstruk\u010dn\u00ed probl\u00e9m. Tavn\u00e9 sva\u0159ov\u00e1n\u00ed \u017e\u00edh\u00e1 studen\u011b tv\u00e1\u0159en\u00fd kov vedle svaru, tak\u017ee m\u00edstn\u00ed vlastnosti klesaj\u00ed zp\u011bt k p\u00e1smu stavu O \u2014 pevnost v tahu 97\u2013145 MPa s minimem meze kluzu 35 MPa, oproti 152\u2013200 MPa a 124 MPa v z\u00e1kladn\u00edm plechu H14. Dimenzujte spoj na vy\u017e\u00edhan\u00e9 hodnoty, nikoli na z\u00e1kladn\u00ed stav.<\/p>\n\n\n\n

Neexistuje cesta obnovy. 3105 je netvrditeln\u00e1, tak\u017ee tepeln\u00e9 zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed nem\u016f\u017ee obnovit ztracen\u00e9 studen\u00e9 tv\u00e1\u0159en\u00ed; pouze op\u011btovn\u00e9 v\u00e1lcov\u00e1n\u00ed by to dok\u00e1zalo, a to nen\u00ed u hotov\u00e9ho d\u00edlu mo\u017en\u00e9.<\/p>\n\n\n\n

3105 vs 3003, 5052, 1100 a 3005<\/h2>\n\n\n\n
\"3105<\/figure>\n\n\n\n
Slitina<\/th>Legovac\u00ed osa<\/th>Referen\u010dn\u00ed stav<\/th>Min. pevnost v tahu (MPa)<\/th>Min. mez kluzu (MPa)<\/th>Kde v\u00edt\u011bz\u00ed<\/th><\/tr><\/thead>
1100<\/td>Komer\u010dn\u011b \u010dist\u00fd<\/td>H14<\/td>110<\/td>97<\/td>Tv\u00e1\u0159itelnost, vodivost, n\u00e1klady<\/td><\/tr>
3003<\/td>Mn 1,0\u20131,5, bez Mg<\/td>H14<\/td>138<\/td>117<\/td>Hlubok\u00e9 tv\u00e1\u0159en\u00ed, dostupnost, cena<\/td><\/tr>
3105<\/td>Mn 0,30\u20130,80, Mg 0,20\u20130,80<\/td>H14<\/td>152<\/td>124<\/td>Lakovan\u00fd architektonick\u00fd plech<\/td><\/tr>
3005<\/td>Mn 1,0\u20131,5, Mg 0,20\u20130,60<\/td>H14<\/td>\u2014<\/td>\u2014<\/td>Obkladov\u00fd materi\u00e1l s vy\u0161\u0161\u00edm z\u00e1kladem Mn<\/td><\/tr>
5052<\/td>Mg 2,2\u20132,8<\/td>H32<\/td>215<\/td>160<\/td>N\u00e1mo\u0159n\u00ed provoz, vy\u0161\u0161\u00ed zat\u00ed\u017een\u00ed<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

V\u016f\u010di 3003<\/a>, je zisk p\u0159i minimech H14 14 MPa v tahu a 7 MPa v mez kluzu \u2014 p\u0159ibli\u017en\u011b 10% a 6%. To je skute\u010dn\u00fd zisk u tenk\u00e9ho plechu, kde se tuhost a odolnost proti prom\u00e1\u010dknut\u00ed kupuj\u00ed zlomkem milimetru, a nesta\u010d\u00ed to na z\u00e1chranu konstrukce, kter\u00e9 v\u00fdrazn\u011b chyb\u00ed pevnost.<\/p>\n\n\n\n

V\u016f\u010di 5052-H32<\/a>, mezera jde opa\u010dn\u00fdm sm\u011brem: 215 MPa v tahu a 160 MPa v mez kluzu, p\u0159ibli\u017en\u011b 41% a 29% nad minimy 3105-H14. To je jin\u00e1 t\u0159\u00edda slitiny, nikoli tvrd\u0161\u00ed stav stejn\u00e9 slitiny.<\/p>\n\n\n\n

V\u016f\u010di 1100 je 3105-H14 na minimu p\u0159ibli\u017en\u011b o 38% pevn\u011bj\u0161\u00ed, co\u017e je d\u016fvod, pro\u010d je 3105 preferovan\u00fdm substr\u00e1tem pro obklady a podklady pro zna\u010den\u00ed.<\/p>\n\n\n\n

3005 je sousedn\u00ed jakost, kter\u00e1 kupuj\u00edc\u00ed zasko\u010d\u00ed. Zachov\u00e1v\u00e1 vysok\u00fd mangan 3003 a p\u0159id\u00e1v\u00e1 trochu ho\u0159\u010d\u00edku, co\u017e z n\u011bj \u010din\u00ed jinou slitinu, nikoli variantu 3105. Pokud specifikace uv\u00e1d\u00ed 3005, zkontrolujte pevnostn\u00ed \u0159\u00e1dek, kter\u00fd v\u00fdkres po\u017eaduje, m\u00edsto abyste p\u0159edpokl\u00e1dali, \u017ee 3105 jej pokryje p\u0159i stejn\u00e9 tlou\u0161\u0165ce.<\/p>\n\n\n\n

Go \/ No-Go: Je 3105 pro dan\u00fd d\u00edl vhodn\u00e1?<\/h2>\n\n\n\n
\"Jdi<\/figure>\n\n\n\n

Toto jsou podm\u00ednky, kter\u00e9 je t\u0159eba zkontrolovat p\u0159ed za\u0159azen\u00edm jakosti do objedn\u00e1vky.<\/p>\n\n\n\n

Pou\u017eijte 3105, kdy\u017e:<\/strong><\/p>\n\n\n\n

    \n
  • V\u00fdrobn\u00ed postup je kontinu\u00e1ln\u00ed roll forming nebo lisov\u00e1n\u00ed st\u0159e\u0161n\u00edch, obkladov\u00fdch, okapov\u00fdch nebo vzduchotechnick\u00fdch komponent\u016f<\/li>\n\n\n\n
  • 3003 nevyhov\u011bla kontrole pevnosti, odolnosti proti prom\u00e1\u010dknut\u00ed nebo zat\u00ed\u017een\u00ed v\u011btrem a 5052 je pro danou \u00falohu zbyte\u010dn\u011b vysok\u00e1 slitina<\/li>\n\n\n\n
  • Provoz je atmosf\u00e9rick\u00fd, bez pono\u0159en\u00ed, bez z\u00f3ny st\u0159\u00edkaj\u00edc\u00ed vody a bez chemick\u00e9 expozice<\/li>\n\n\n\n
  • Povrchov\u00e1 \u00faprava je n\u00e1t\u011br nebo coil coating a substr\u00e1t mus\u00ed pouze rovnom\u011brn\u011b p\u0159ijmout p\u0159ed\u00fapravu<\/li>\n\n\n\n
  • Jedn\u00e1 se o sva\u0159ovanou sestavu a spoj lze dimenzovat na hodnoty v \u017e\u00edhan\u00e9m stavu<\/li>\n<\/ul>\n\n\n\n

    Nepou\u017e\u00edvejte 3105, kdy\u017e:<\/strong><\/p>\n\n\n\n

      \n
    • Provoz zahrnuje trval\u00e9 pono\u0159en\u00ed, silnou expozici chlorid\u016fm nebo chemik\u00e1li\u00edm \u2014 p\u0159ejd\u011bte na 5052 nebo 5083<\/li>\n\n\n\n
    • Je specifikov\u00e1na viditeln\u00e1 eloxovan\u00e1 \u00faprava \u2014 5005 nebo 6063 poskytuje rovnom\u011brn\u00fd povlak, kter\u00e9ho 3105 nedos\u00e1hne<\/li>\n\n\n\n
    • V dodan\u00e9m stavu je po\u017eadov\u00e1no v\u00edce ne\u017e p\u0159ibli\u017en\u011b 200 MPa v tahu \u2014 5052-H32 nebo 6061-T6<\/li>\n\n\n\n
    • Konstrukce z\u00e1vis\u00ed na pevnosti z\u00e1kladn\u00edho kovu, kter\u00e1 p\u0159e\u017eije svar \u2014 \u017e\u00e1dn\u00e1 za studena tv\u00e1\u0159en\u00e1 slitina 3xxx to nezajist\u00ed<\/li>\n\n\n\n
    • Je pl\u00e1nov\u00e1n jak\u00fdkoli krok tepeln\u00e9ho zpracov\u00e1n\u00ed pro zv\u00fd\u0161en\u00ed pevnosti \u2014 3105 na n\u011bj nereaguje<\/li>\n<\/ul>\n\n\n\n

      Kde se 3105 pou\u017e\u00edv\u00e1<\/h2>\n\n\n\n
      \"Kde<\/figure>\n\n\n\n
        \n
      • St\u0159e\u0161n\u00ed a st\u011bnov\u00e9 obklady \u2014 standing seam, trap\u00e9zov\u00e9 a \u017eebrovan\u00e9 panely, lakovan\u00e9 nebo bez povrchov\u00e9 \u00fapravy<\/li>\n\n\n\n
      • De\u0161\u0165ov\u00e9 syst\u00e9my \u2014 okapy, svody, fas\u00e1dn\u00ed li\u0161ty a tvarovan\u00e9 oplechov\u00e1n\u00ed<\/li>\n\n\n\n
      • Obytn\u00fd obklad a pl\u00e1\u0161t\u011b mobiln\u00edch budov<\/li>\n\n\n\n
      • Vzduchotechnick\u00e9 potrub\u00ed, pl\u00e9na a tvarovky v tenk\u00e9m plechu<\/li>\n\n\n\n
      • Polotovary pro zna\u010den\u00ed a podkladov\u00e9 panely<\/li>\n\n\n\n
      • Kryty spot\u0159ebi\u010d\u016f a sv\u00edtidel, kde je kone\u010dn\u00fdm \u00fa\u010delem lakovan\u00fd povrch<\/li>\n<\/ul>\n\n\n\n

        Z\u00e1v\u011br<\/h2>\n\n\n\n

        3105 je \u00fazk\u00e1, \u00fa\u010delov\u011b navr\u017een\u00e1 jakost: p\u0159ibli\u017en\u011b o 10% pevn\u011bj\u0161\u00ed ne\u017e 3003, p\u0159ibli\u017en\u011b 30% pod 5052-H32 v minimu pevnosti v tahu a u\u017eite\u010dn\u00e1 pr\u00e1v\u011b proto, \u017ee le\u017e\u00ed v t\u00e9to meze\u0159e, ani\u017e by ztr\u00e1cela tv\u00e1\u0159ec\u00ed chov\u00e1n\u00ed 3xxx. Jej\u00ed limity jsou stejn\u011b jasn\u00e9 \u2014 \u017e\u00e1dn\u00e9 tepeln\u00e9 zpracov\u00e1n\u00ed, \u017e\u00e1dn\u00fd n\u00e1mo\u0159n\u00ed provoz a \u017e\u00e1dn\u00e1 rovnom\u011brn\u00e1 eloxovan\u00e1 \u00faprava.<\/p>\n\n\n\n

        Dod\u00e1v\u00e1me plech a svitky 3105 ve stavech O a\u017e H28, plechy ve stavech O, H12\u2013H18 a H112, na m\u00edru dle va\u0161eho v\u00fdkresu, a jak\u00fdkoli stav, kter\u00fd trh produkuje, m\u016f\u017eeme v\u00e1lcovat na zak\u00e1zku, s MTC ke ka\u017ed\u00e9 objedn\u00e1vce.<\/p>\n\n\n\n

        Po\u0161lete tlou\u0161\u0165ku, stav a \u0161\u00ed\u0159ku svitku a my potvrd\u00edme stav v\u016f\u010di skladu, ne\u017e se zav\u00e1\u017eete.<\/p>\n\n\n\n

        \u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n\n\n\n

        M\u016f\u017ee 3105 nahradit 3003 bez zm\u011bny v\u00fdkresu?<\/h3>\n\n\n\n

        Obvykle ano, nejprve v\u0161ak t\u0159i kontroly:<\/p>\n\n\n\n

          \n
        • Temperament<\/strong> \u2014 3105 je p\u0159i stejn\u00e9m stavu zhruba o 10% pevn\u011bj\u0161\u00ed, proto znovu zkontrolujte ka\u017ed\u00fd t\u011bsn\u00fd polom\u011br tv\u00e1\u0159en\u00ed.<\/li>\n\n\n\n
        • Sva\u0159ov\u00e1n\u00ed<\/strong> \u2014 znovu kvalifikujte postup nam\u00edsto roz\u0161\u00ed\u0159en\u00ed postupu pro 3003.<\/li>\n\n\n\n
        • Tlou\u0161\u0165ka plechu<\/strong> \u2014 pokud byl 3003 dimenzov\u00e1n na minim\u00e1ln\u00ed pevnost, 3105 m\u016f\u017ee umo\u017enit leh\u010d\u00ed tlou\u0161\u0165ku, co\u017e m\u011bn\u00ed v\u00fdkres.<\/li>\n<\/ul>\n\n\n\n

          Jak\u00fd stav m\u00e1m objednat pro v\u00e1lcovan\u00e9 st\u0159e\u0161n\u00ed krytiny?<\/h3>\n\n\n\n

          Pro v\u011bt\u0161inu v\u00e1lcovan\u00fdch st\u0159e\u0161n\u00edch krytin a obklad\u016f objednejte H24, nebo H26 tam, kde zat\u00ed\u017een\u00ed v\u011btrem a d\u00e9lka panelu vy\u017eaduj\u00ed vy\u0161\u0161\u00ed pevnost. H14 se tak\u00e9 v\u00e1lcuje, ale jeho vy\u0161\u0161\u00ed mez kluzu ponech\u00e1v\u00e1 m\u00e9n\u011b ta\u017enosti v t\u011bsn\u00e9m profilu. Cokoli tvrd\u0161\u00edho ne\u017e H26 je stav pro ploch\u00e9 panely, nikoli pro tv\u00e1\u0159en\u00ed.<\/p>\n\n\n\n

          Lze 3105 anodizovat do \u010dist\u00e9ho architektonick\u00e9ho povrchu?<\/h3>\n\n\n\n

          Ne. 3105 se anodizuje do tmav\u0161\u00ed, m\u00e9n\u011b rovnom\u011brn\u00e9 \u0161ed\u00e9 ne\u017e slitina 6xxx kv\u016fli obsahu manganu, tak\u017ee je \u0161patnou volbou pro viditelnou anodizovanou plochu. Pro anodizovan\u00e9 li\u0161ty specifikujte 5005 nebo 6063, nebo ponechte 3105 a m\u00edsto toho jej nat\u0159ete.<\/p>\n\n\n\n

          Jak\u00e9 je minim\u00e1ln\u00ed mno\u017estv\u00ed pro svitek 3105?<\/h3>\n\n\n\n

          Prov\u00e1d\u00edme zak\u00e1zkovou v\u00fdrobu 3105 s n\u00edzk\u00fdm MOQ v nestandardn\u00edch tlou\u0161\u0165k\u00e1ch, \u0161\u00ed\u0159k\u00e1ch a stavech, s typick\u00fdmi dodac\u00edmi lh\u016ftami 10\u201360 dn\u00ed. Skladov\u00e9 rozm\u011bry jsou rychlej\u0161\u00ed. Za\u0161lete stav, tlou\u0161\u0165ku, \u0161\u00ed\u0159ku a hmotnost svitku a potvrd\u00edme jak mno\u017estv\u00ed, tak dodac\u00ed lh\u016ftu pro danou specifikaci.<\/p>","protected":false},"excerpt":{"rendered":"

          3105 is the grade a buyer reaches for when 3003 is not quite strong enough and 5052 costs more than the job can carry. It is a 3xxx alloy with magnesium added, and it earns its place almost entirely in painted and coated coil: roofing, wall cladding, gutters, ducting. The decision is narrow, which is […]<\/p>\n","protected":false},"author":1,"featured_media":10770,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"3105 Aluminum Alloy: Properties, Tempers and Uses","_seopress_titles_desc":"3105 aluminum adds magnesium to an aluminum-manganese base for about 10% more strength than 3003. See ASTM B209 limits, the temper ladder and bend rules.","_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-8145","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\/8145","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=8145"}],"version-history":[{"count":5,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8145\/revisions"}],"predecessor-version":[{"id":10775,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8145\/revisions\/10775"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media\/10770"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media?parent=8145"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/categories?post=8145"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/tags?post=8145"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}