{"id":16946,"date":"2025-09-09T10:35:39","date_gmt":"2025-09-09T02:35:39","guid":{"rendered":"https:\/\/sinoextrud.com\/?p=16946"},"modified":"2025-09-09T10:35:39","modified_gmt":"2025-09-09T02:35:39","slug":"ktera-hlinikova-slitina-se-nejlepe-ohyba","status":"publish","type":"post","link":"https:\/\/sinoextrud.com\/cs\/which-aluminum-alloy-bends-best\/","title":{"rendered":"Kter\u00e1 hlin\u00edkov\u00e1 slitina se nejl\u00e9pe oh\u00fdb\u00e1?"},"content":{"rendered":"

\"Automatick\u00e9
Automatick\u00fd vytla\u010dovac\u00ed stroj<\/figcaption><\/figure>\n<\/p>\n

Ne v\u0161echny hlin\u00edkov\u00e9 slitiny se oh\u00fdbaj\u00ed stejn\u011b. N\u011bkter\u00e9 praskaj\u00ed. N\u011bkter\u00e9 se vr\u00e1sn\u00ed. Pokud oh\u00fdb\u00e1te \u0161patnou slitinu, ztr\u00e1c\u00edte \u010das a pen\u00edze.<\/p>\n

Hlin\u00edk 5052 se nejl\u00e9pe oh\u00fdb\u00e1. Nab\u00edz\u00ed skv\u011blou kombinaci pevnosti a pru\u017enosti, tak\u017ee je ide\u00e1ln\u00ed pro oh\u00fdb\u00e1n\u00ed.<\/strong><\/p>\n

Pokud se sna\u017e\u00edte rozhodnout, kter\u00e1 slitina je pro v\u00e1\u0161 projekt nejvhodn\u011bj\u0161\u00ed, \u010dt\u011bte d\u00e1l. Porovn\u00e1m nejb\u011b\u017en\u011bj\u0161\u00ed mo\u017enosti a pomohu v\u00e1m vyhnout se n\u00e1kladn\u00fdm chyb\u00e1m.<\/p>\n

Jak\u00fd typ hlin\u00edku je nejlep\u0161\u00ed pro oh\u00fdb\u00e1n\u00ed?<\/h2>\n

Ka\u017edou hlin\u00edkovou slitinu nelze oh\u00fdbat stejn\u00fdm zp\u016fsobem. N\u011bkter\u00e9 pod tlakem praskaj\u00ed, jin\u00e9 se skl\u00e1daj\u00ed jako m\u00e1slo.<\/p>\n

Pro obecn\u00e9 oh\u00fdb\u00e1n\u00ed je nejdoporu\u010dovan\u011bj\u0161\u00ed slitinou hlin\u00edk 5052-H32. Je pevn\u00e1, ale st\u00e1le pru\u017en\u00e1 a odol\u00e1v\u00e1 prasklin\u00e1m i p\u0159i mal\u00fdch polom\u011brech.<\/strong><\/p>\n

\"Obr\u00e1zek
Sinoextrud Automotive Part<\/figcaption><\/figure>\n<\/p>\n

Proto se 5052 hojn\u011b pou\u017e\u00edv\u00e1 v automobilov\u00fdch d\u00edlech, lodn\u00edm p\u0159\u00edslu\u0161enstv\u00ed a panelech pro spot\u0159ebi\u010de. Zvl\u00e1d\u00e1 ostr\u00e9 i pozvoln\u00e9 ohyby bez poru\u0161en\u00ed.<\/p>\n

Hlin\u00edkov\u00e9 slitiny a jejich ohybatelnost<\/h3>\n\n\n\n\n\n\n\n\n
Slitina<\/th>\nOhybatelnost<\/th>\nPozn\u00e1mky<\/th>\n<\/tr>\n<\/thead>\n
5052-H32<\/td>\nVynikaj\u00edc\u00ed<\/td>\nNejlep\u0161\u00ed pro t\u011bsn\u00e9 ohyby a tvarovatelnost<\/td>\n<\/tr>\n
6061-T6<\/td>\n\u0160patn\u00fd-dobr\u00fd<\/td>\nM\u016f\u017ee prasknout, pokud nen\u00ed vy\u017e\u00edhan\u00fd<\/td>\n<\/tr>\n
3003-H14<\/td>\nDobr\u00fd<\/td>\nM\u011bkk\u00fd, st\u0159edn\u011b pevn\u00fd, snadno se oh\u00fdb\u00e1<\/td>\n<\/tr>\n
7075-T6<\/td>\nVelmi \u0161patn\u00fd<\/td>\nVysok\u00e1 pevnost, ale k\u0159ehk\u00e9 p\u0159i oh\u00fdb\u00e1n\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

5052 tak\u00e9 dob\u0159e odol\u00e1v\u00e1 korozi, zejm\u00e9na ve slan\u00e9m prost\u0159ed\u00ed. Pokud tedy stav\u00edte n\u011bco pro venkovn\u00ed pou\u017eit\u00ed, vydr\u017e\u00ed l\u00e9pe ne\u017e v\u011bt\u0161ina ostatn\u00edch.<\/p>\n

V m\u00e9m obchod\u011b m\u00e1m v\u017edy na sklad\u011b 5052. Oh\u00fdbal jsem tis\u00edce kus\u016f bez jedin\u00e9 praskliny. Jednou jsem se pokusil pou\u017e\u00edt 6061, proto\u017ee byla levn\u011bj\u0161\u00ed. Velk\u00e1 chyba - praskla p\u0159i jednoduch\u00e9m ohybu o 90\u00b0.<\/p>\n

<\/svg> 5052-H32 je nejvhodn\u011bj\u0161\u00ed hlin\u00edkov\u00e1 slitina pro oh\u00fdb\u00e1n\u00ed.<\/b>Pravda<\/span><\/p>

Tato slitina kombinuje pru\u017enost a pevnost, tak\u017ee je ide\u00e1ln\u00ed pro tv\u00e1\u0159en\u00ed a t\u011bsn\u00e9 ohyby.<\/p><\/div>\n

<\/svg> V\u0161echny hlin\u00edkov\u00e9 slitiny maj\u00ed stejnou ohybatelnost.<\/b>False<\/span><\/p>

R\u016fzn\u00e9 slitiny maj\u00ed r\u016fznou teplotu, pevnost a pru\u017enost. Ne v\u0161echny jsou vhodn\u00e9 pro oh\u00fdb\u00e1n\u00ed.<\/p><\/div>\n

Je 6061 pro oh\u00fdb\u00e1n\u00ed lep\u0161\u00ed ne\u017e 5052?<\/h2>\n

Mo\u017en\u00e1 si mysl\u00edte, \u017ee 6061 je lep\u0161\u00ed, proto\u017ee je pevn\u011bj\u0161\u00ed. Ale to nen\u00ed v\u017edycky dobr\u00e1 v\u011bc.<\/p>\n

Ne, 5052 je pro oh\u00fdb\u00e1n\u00ed lep\u0161\u00ed ne\u017e 6061. 6061 je pevn\u00e1, ale k\u0159ehk\u00e1, zat\u00edmco 5052 se oh\u00fdb\u00e1 bez prask\u00e1n\u00ed.<\/strong><\/p>\n

\"Automatizovan\u00e9
Automatizovan\u00e9 vytla\u010dovac\u00ed stroje<\/figcaption><\/figure>\n<\/p>\n

6061 je jednou z nejobl\u00edben\u011bj\u0161\u00edch hlin\u00edkov\u00fdch slitin, zejm\u00e9na v konstruk\u010dn\u00edch aplikac\u00edch. Skv\u011ble se hod\u00ed k obr\u00e1b\u011bn\u00ed, sva\u0159ov\u00e1n\u00ed a udr\u017een\u00ed velk\u00fdch zat\u00ed\u017een\u00ed. Ale kdy\u017e se ho pokus\u00edte ohnout - zejm\u00e9na v jeho temperaci T6 - \u010dasto sel\u017ee.<\/p>\n

Pro\u010d je 5052 lep\u0161\u00ed ne\u017e 6061 pro oh\u00fdb\u00e1n\u00ed<\/h3>\n\n\n\n\n\n\n\n\n
Majetek<\/th>\n5052-H32<\/th>\n6061-T6<\/th>\n<\/tr>\n<\/thead>\n
Ohybatelnost<\/td>\nVynikaj\u00edc\u00ed<\/td>\n\u0160patn\u00fd<\/td>\n<\/tr>\n
S\u00edla<\/td>\nSt\u0159edn\u00ed<\/td>\nVysok\u00e1<\/td>\n<\/tr>\n
Odolnost proti korozi<\/td>\nVelmi vysok\u00e1<\/td>\nM\u00edrn\u00e1<\/td>\n<\/tr>\n
B\u011b\u017en\u00e9 pou\u017eit\u00ed<\/td>\nPlechy, lodn\u00ed<\/td>\nR\u00e1my, n\u00e1stroje<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Pokud opravdu mus\u00edte oh\u00fdbat 6061, zva\u017ete nejprve jeho \u017e\u00edh\u00e1n\u00ed. To kov zm\u011bk\u010d\u00ed a pom\u016f\u017ee mu se l\u00e9pe oh\u00fdbat. To v\u0161ak vy\u017eaduje dal\u0161\u00ed \u010das a energii a n\u011bkdy vede k rozporupln\u00fdm v\u00fdsledk\u016fm.<\/p>\n

Kdy\u017e jsem byl v oboru nov\u00fd, zkou\u0161el jsem oh\u00fdbat 6061 bez \u017e\u00edh\u00e1n\u00ed. Tak jsem se dozv\u011bd\u011bl, jak zn\u00ed praskl\u00fd plech - a pro\u010d na zku\u0161enostech z\u00e1le\u017e\u00ed.<\/p>\n

<\/svg> 5052 je ve v\u011bt\u0161in\u011b situac\u00ed ohebn\u011bj\u0161\u00ed ne\u017e 6061.<\/b>Pravda<\/span><\/p>

Na rozd\u00edl od 6061 m\u00e1 5052 lep\u0161\u00ed tvarovatelnost a odol\u00e1v\u00e1 prask\u00e1n\u00ed p\u0159i t\u011bsn\u00fdch ohybech.<\/p><\/div>\n

<\/svg> 6061 se oh\u00fdb\u00e1 l\u00e9pe ne\u017e 5052 bez jak\u00e9koli p\u0159\u00edpravy.<\/b>False<\/span><\/p>

6061 je ve form\u011b T6 tvrd\u0161\u00ed a k\u0159eh\u010d\u00ed a snadno praskne, pokud nen\u00ed nejprve zm\u011bk\u010dena.<\/p><\/div>\n

Je hlin\u00edk 7075 oh\u00fdbateln\u00fd?<\/h2>\n

Mo\u017en\u00e1 se v\u00e1m bude l\u00edbit 7075 pro svou pevnost. Ale pokud jde o oh\u00fdb\u00e1n\u00ed, je to jedna z nejhor\u0161\u00edch mo\u017enost\u00ed.<\/p>\n

Ne, hlin\u00edk 7075 nen\u00ed snadno oh\u00fdbateln\u00fd. Je velmi pevn\u00fd, ale k\u0159ehk\u00fd, zejm\u00e9na ve stavu T6, a p\u0159i oh\u00fdb\u00e1n\u00ed pravd\u011bpodobn\u011b praskne.<\/strong><\/p>\n

\"Automobilov\u00fd
Automobilov\u00e9 vytla\u010dovac\u00ed komponenty<\/figcaption><\/figure>\n<\/p>\n

Materi\u00e1l 7075 se pou\u017e\u00edv\u00e1 v letectv\u00ed a kosmonautice, ve vojenstv\u00ed a v konstruk\u010dn\u00edch d\u00edlech, kde je d\u016fle\u017eit\u011bj\u0161\u00ed vysok\u00e1 pevnost ne\u017e pru\u017enost. Kdy\u017e se ji v\u0161ak pokus\u00edte tvarovat, zejm\u00e9na v ostr\u00fdch \u00fahlech, nepodlehne - zlom\u00ed se.<\/p>\n

7075: S\u00edla nad pru\u017enost\u00ed<\/h3>\n\n\n\n\n\n\n\n\n
Faktor<\/th>\nHodnocen\u00ed<\/th>\n<\/tr>\n<\/thead>\n
Ohybatelnost<\/td>\nVelmi \u0161patn\u00fd<\/td>\n<\/tr>\n
S\u00edla<\/td>\nVelmi vysok\u00e1<\/td>\n<\/tr>\n
Odolnost proti korozi<\/td>\nM\u00edrn\u00e1<\/td>\n<\/tr>\n
P\u0159\u00edpady pou\u017eit\u00ed<\/td>\nLeteck\u00e9 d\u00edly, formy, r\u00e1my<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Materi\u00e1l 7075 je natolik k\u0159ehk\u00fd, \u017ee i nepatrn\u00e9 vych\u00fdlen\u00ed p\u0159i ohybu m\u016f\u017ee v\u00e9st k \u00fapln\u00e9mu zlomen\u00ed. T\u00e9m\u011b\u0159 nic se ned\u00e1 odpustit. A na rozd\u00edl od 5052 ji nem\u016f\u017eete jednodu\u0161e vy\u017e\u00edhat a o\u010dek\u00e1vat, \u017ee se bude dob\u0159e oh\u00fdbat.<\/p>\n

Nikdy jsem nepou\u017eil 7075 na \u017e\u00e1dnou pr\u00e1ci, kter\u00e1 by vy\u017eadovala oh\u00fdb\u00e1n\u00ed. Nestoj\u00ed to za to riziko ani za ten odpad. Jeden klient trval na tom, \u017ee ji pou\u017eije pro dekorativn\u00ed oh\u00fdbanou hranu. Testovali jsme ji - a t\u0159ikr\u00e1t ze t\u0159\u00ed pokus\u016f selhala.<\/p>\n

<\/svg> Hlin\u00edk 7075 se \u0161patn\u011b oh\u00fdb\u00e1 a \u010dasto b\u011bhem procesu prask\u00e1.<\/b>Pravda<\/span><\/p>

M\u00e1 n\u00edzkou ta\u017enost a vysokou k\u0159ehkost, tak\u017ee je nevhodn\u00fd pro tv\u00e1\u0159en\u00ed nebo ostr\u00e9 oh\u00fdb\u00e1n\u00ed.<\/p><\/div>\n

<\/svg> Hlin\u00edk 7075 je velmi vhodn\u00fd pro slo\u017eit\u00e9 oh\u00fdbac\u00ed aplikace.<\/b>False<\/span><\/p>

Jeho pevnost je na \u00fakor tvarovatelnosti, co\u017e zp\u016fsobuje, \u017ee je n\u00e1chyln\u00fd k prask\u00e1n\u00ed p\u0159i oh\u00fdb\u00e1n\u00ed.<\/p><\/div>\n

Je hlin\u00edk 5052 H32 oh\u00fdbateln\u00fd?<\/h2>\n

Budeme konkr\u00e9tn\u00ed: ano, pr\u00e1v\u011b tento typ je jedn\u00edm z nejlep\u0161\u00edch pro formov\u00e1n\u00ed. H32 znamen\u00e1, \u017ee byl kv\u016fli vyv\u00e1\u017eenosti kalen tahem a \u010d\u00e1ste\u010dn\u011b \u017e\u00edh\u00e1n.<\/p>\n

Ano, hlin\u00edk 5052-H32 je velmi dob\u0159e ohebn\u00fd. Odol\u00e1v\u00e1 prask\u00e1n\u00ed i v t\u011bsn\u00fdch \u00fahlech a dob\u0159e se osv\u011bd\u010duje p\u0159i tv\u00e1\u0159en\u00ed.<\/strong><\/p>\n

Pro\u010d je tak dobr\u00fd? Je to dokonal\u00e1 kombinace pevnosti, ta\u017enosti a odolnosti proti korozi. Proto se pou\u017e\u00edv\u00e1 ve v\u0161em od palivov\u00fdch n\u00e1dr\u017e\u00ed a\u017e po lodn\u00ed panely.<\/p>\n

Kl\u00ed\u010dov\u00e9 v\u00fdhody 5052-H32<\/h3>\n
    \n
  • Umo\u017e\u0148uje ohyby s mal\u00fdm polom\u011brem bez p\u0159ed\u00fapravy<\/li>\n
  • Neprask\u00e1 p\u0159i nam\u00e1h\u00e1n\u00ed<\/li>\n
  • Zvl\u00e1d\u00e1 mo\u0159sk\u00e9 prost\u0159ed\u00ed l\u00e9pe ne\u017e v\u011bt\u0161ina ostatn\u00edch<\/li>\n
  • Dob\u0159e dr\u017e\u00ed barvu a povrchovou \u00fapravu<\/li>\n<\/ul>\n

    T\u00e9m\u011b\u0159 pro v\u0161echny sv\u00e9 projekty, kter\u00e9 pot\u0159ebuj\u00ed tv\u00e1\u0159en\u00ed, pou\u017e\u00edv\u00e1m 5052-H32. Jedn\u00edm z m\u00fdch produkt\u016f jsou oh\u00fdban\u00e9 kryty na zak\u00e1zku pro klienty ve stavebnictv\u00ed. S 5052-H32 z\u00edsk\u00e1v\u00e1m \u010dist\u00e9 ohyby, hladk\u00e9 k\u0159ivky a \u017e\u00e1dn\u00e9 poruchy.<\/p>\n

    I po letech zku\u0161enost\u00ed je to st\u00e1le moje nejlep\u0161\u00ed volba.<\/p>\n

    <\/svg> Hlin\u00edk 5052-H32 je zn\u00e1m\u00fd svou vynikaj\u00edc\u00ed ohebnost\u00ed.<\/b>Pravda<\/span><\/p>

    Tato kombinace slitiny a temperace je navr\u017eena tak, aby se snadno oh\u00fdbala, ani\u017e by praskala.<\/p><\/div>\n

    <\/svg> 5052-H32 nelze oh\u00fdbat bez tepeln\u00e9ho zpracov\u00e1n\u00ed.<\/b>False<\/span><\/p>

    Lze jej oh\u00fdbat za studena bez nutnosti \u017e\u00edh\u00e1n\u00ed. To je jeden z d\u016fvod\u016f, pro\u010d je tak obl\u00edben\u00fd.<\/p><\/div>\n

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

    P\u0159i v\u00fdb\u011bru hlin\u00edku pro oh\u00fdb\u00e1n\u00ed dejte p\u0159ednost pru\u017enosti p\u0159ed hrubou silou. Hlin\u00edk 5052-H32 v\u00e1m poskytne to nejlep\u0161\u00ed z obou sv\u011bt\u016f - je oh\u00fdbateln\u00fd a odoln\u00fd. Slitiny jako 6061 a 7075 maj\u00ed sv\u00e9 m\u00edsto, ale ne na brzdov\u00e9m lisu.<\/p>","protected":false},"excerpt":{"rendered":"

    Automatic Extrusion Machine Not all aluminum alloys bend the same. Some snap. Some wrinkle. If you bend the wrong alloy, you waste time and money. 5052 aluminum bends best. It offers a great mix of strength and flexibility, making it ideal for bending applications. If you\u2019re trying to decide which alloy works best for your […]<\/p>\n","protected":false},"author":6,"featured_media":16942,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_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":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"footnotes":""},"categories":[1],"tags":[],"class_list":["post-16946","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-custom-mold"],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/16946","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/comments?post=16946"}],"version-history":[{"count":0,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/16946\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media\/16942"}],"wp:attachment":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media?parent=16946"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/categories?post=16946"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/tags?post=16946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}