{"id":8345,"date":"2025-03-23T12:23:37","date_gmt":"2025-03-23T12:23:37","guid":{"rendered":"https:\/\/premiumalu.com\/mastering-2017-aluminum-a-detailed-guide\/"},"modified":"2026-07-27T12:39:25","modified_gmt":"2026-07-27T12:39:25","slug":"mastering-2017-hlinik-podrobny-pruvodce","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/cs\/mastering-2017-aluminum-a-detailed-guide\/","title":{"rendered":"Podrobn\u00fd pr\u016fvodce hlin\u00edkovou slitinou pro rok 2017"},"content":{"rendered":"<h2>\u00davod<\/h2>\n<p><a href=\"https:\/\/premiumalu.com\/cs\/produkt\/2017-aluminum\/\">2017 hlin\u00edkov\u00e1 slitina<\/a> \u2014 historicky zn\u00e1m\u00e1 jako duralumin \u2014 je jednou z nejstar\u0161\u00edch vysoce pevn\u00fdch <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/2017-aluminum\/\">hlin\u00edk<\/a> slitin. Poskytuje konkurenceschopn\u00e9 mechanick\u00e9 vlastnosti za ni\u017e\u0161\u00ed cenu ne\u017e 2024, ale kompromisem je u\u017e\u0161\u00ed rozsah tepeln\u00e9ho zpracov\u00e1n\u00ed a omezen\u00e1 korozn\u00ed odolnost. Tato p\u0159\u00edru\u010dka pokr\u00fdv\u00e1, kde slitina funguje, kde selh\u00e1v\u00e1 a co je t\u0159eba zkontrolovat p\u0159ed objedn\u00e1n\u00edm.<\/p>\n<h2>Chemick\u00e9 slo\u017een\u00ed<\/h2>\n<p>Syst\u00e9m 2017 je Al-Cu-Mg-Mn, p\u0159i\u010dem\u017e m\u011b\u010f je prim\u00e1rn\u00edm zpev\u0148uj\u00edc\u00edm prvkem a ho\u0159\u010d\u00edk p\u0159isp\u00edv\u00e1 k odezv\u011b na precipita\u010dn\u00ed vytvrzov\u00e1n\u00ed. Typick\u00fd rozsah slo\u017een\u00ed zahrnuje:<\/p>\n<ul>\n<li>M\u011b\u010f: 3,5\u20134,5%<\/li>\n<li>Ho\u0159\u010d\u00edk: 0,4\u20130,8%<\/li>\n<li>Mangan: 0,4\u20131,0%<\/li>\n<li>\u017delezo: \u22640,7%<\/li>\n<li>K\u0159em\u00edk: 0,2\u20130,8%<\/li>\n<li>Zinek: \u22640,25%<\/li>\n<li>Titan: \u22640,15%<\/li>\n<li>Zbytek: Hlin\u00edk<\/li>\n<\/ul>\n<h2>Kl\u00ed\u010dov\u00e9 vlastnosti<\/h2>\n<h3>Pevnost a tvrdost<\/h3>\n<p>V temperu T4 (rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed a p\u0159irozen\u00e9 st\u00e1rnut\u00ed) dosahuje 2017 pevnosti v tahu kolem 390\u2013430 MPa s mez\u00ed kluzu v rozsahu 220\u2013260 MPa. Svou pevnost\u00ed se \u0159ad\u00ed mezi 6061-T6 a 2024-T4 \u2014 je pevn\u011bj\u0161\u00ed ne\u017e standardn\u00ed konstruk\u010dn\u00ed hlin\u00edk, ale pod leteck\u00fdmi pr\u00e9miov\u00fdmi t\u0159\u00eddami 2xxx.<\/p>\n<h3>Obrobitelnost<\/h3>\n<p>Slitina 2017 se dob\u0159e obr\u00e1b\u00ed a vytv\u00e1\u0159\u00ed dob\u0159e l\u00e1mav\u00e9 t\u0159\u00edsky. Opot\u0159eben\u00ed n\u00e1stroje je m\u00edrn\u00e9 a obecn\u011b lep\u0161\u00ed ne\u017e u 6061, ale nen\u00ed tak p\u0159\u00edzniv\u00e9 jako u slitiny 2011 s obsahem olova. Pro velkos\u00e9riovou v\u00fdrobu je t\u0159eba p\u0159izp\u016fsobit \u0159eznou rychlost a pr\u016ftok chladic\u00ed kapaliny odezv\u011b temperu T4.<\/p>\n<h3>Odolnost proti korozi<\/h3>\n<p>Stejn\u011b jako v\u011bt\u0161ina slitin \u0159ady 2xxx m\u00e1 i 2017 omezenou korozn\u00ed odolnost kv\u016fli obsahu m\u011bdi. Hol\u00e1 (nepl\u00e1tovan\u00e1) slitina 2017 se nedoporu\u010duje pro n\u00e1mo\u0159n\u00ed, chemick\u00e9 nebo venkovn\u00ed pou\u017eit\u00ed bez ochrann\u00e9ho n\u00e1t\u011bru. Existuj\u00ed pl\u00e1tovan\u00e9 verze Alclad, ale jsou m\u00e9n\u011b b\u011b\u017en\u00e9 ne\u017e u slitiny 2024.<\/p>\n<h3>Sva\u0159itelnost<\/h3>\n<p>Tavn\u00e9 sva\u0159ov\u00e1n\u00ed se u slitiny 2017 nedoporu\u010duje \u2014 slitina je n\u00e1chyln\u00e1 k hork\u00e9mu prask\u00e1n\u00ed a v\u00fdznamn\u00e9 ztr\u00e1t\u011b pevnosti v tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3n\u011b. Pokud je spojov\u00e1n\u00ed nutn\u00e9, bezpe\u010dn\u011bj\u0161\u00ed cestou je mechanick\u00e9 spojov\u00e1n\u00ed nebo lepen\u00ed.<\/p>\n<h3>Tepeln\u00e9 zpracov\u00e1n\u00ed<\/h3>\n<p>Slitina 2017 je precipita\u010dn\u011b vytvrditeln\u00e1. Standardn\u00edho temperu T4 se dosahuje rozpou\u0161t\u011bc\u00edm \u017e\u00edh\u00e1n\u00edm p\u0159i p\u0159ibli\u017en\u011b 495\u2013505 \u00b0C n\u00e1sledovan\u00fdm ochlazen\u00edm a p\u0159irozen\u00fdm st\u00e1rnut\u00edm. Um\u011bl\u00e9 st\u00e1rnut\u00ed na T6 je mo\u017en\u00e9, ale v praxi m\u00e9n\u011b obvykl\u00e9, proto\u017ee 2024 dominuje v tomto v\u00fdkonnostn\u00edm rozsahu.<\/p>\n<h2>2017 vs. ostatn\u00ed hlin\u00edkov\u00e9 slitiny<\/h2>\n<h3>2017 vs. 2024<\/h3>\n<p>Slitina 2024 je p\u0159\u00edm\u00fdm vylep\u0161en\u00edm: vy\u0161\u0161\u00ed pevnost (~470 MPa UTS v T4), lep\u0161\u00ed \u00fanavov\u00e1 odolnost a \u0161ir\u0161\u00ed dostupnost v leteck\u00e9 kvalit\u011b plech\u016f a desek. Slitina 2017 je \u00faspornou variantou \u2014 vhodn\u00e1 tam, kde pevnostn\u00ed rezerva nen\u00ed kritick\u00e1 a citlivost na n\u00e1klady je vy\u0161\u0161\u00ed.<\/p>\n<h3>2017 vs. 6061<\/h3>\n<p>Slitina 6061-T6 nab\u00edz\u00ed lep\u0161\u00ed korozn\u00ed odolnost a sva\u0159itelnost, ale ni\u017e\u0161\u00ed pevnost v tahu (~310 MPa). Zvolte 2017, kdy\u017e je pevnost d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e sva\u0159itelnost; zvolte 6061, kdy\u017e bude d\u00edl sva\u0159ov\u00e1n nebo vystaven vliv\u016fm prost\u0159ed\u00ed.<\/p>\n<h3>2017 vs. 7075<\/h3>\n<p>Slitina 7075-T6 poskytuje p\u0159ibli\u017en\u011b o 50% vy\u0161\u0161\u00ed pevnost v tahu ne\u017e 2017-T4, ale ob\u011btuje obrobitelnost a je v\u00fdrazn\u011b dra\u017e\u0161\u00ed. Slitina 2017 zauj\u00edm\u00e1 st\u0159edn\u00ed pozici: pevn\u011bj\u0161\u00ed ne\u017e 6061, levn\u011bj\u0161\u00ed ne\u017e 7075 a snadn\u011bji obrobiteln\u00e1 ne\u017e 2024 i 7075.<\/p>\n<h2>B\u011b\u017en\u00e9 stavy zpracov\u00e1n\u00ed<\/h2>\n<ul>\n<li><strong>T4:<\/strong> Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed a p\u0159irozen\u00e9 st\u00e1rnut\u00ed do stabiln\u00edho stavu. Nej\u010dast\u011bji specifikovan\u00fd temper pro slitinu 2017.<\/li>\n<li><strong>T451:<\/strong> Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed, odleh\u010den\u00ed pnut\u00ed ta\u017een\u00edm a p\u0159irozen\u00e9 st\u00e1rnut\u00ed. Preferov\u00e1no, kdy\u017e kontrola zbytkov\u00e9ho pnut\u00ed z\u00e1vis\u00ed na obr\u00e1b\u011bn\u00ed s \u00fazk\u00fdmi tolerancemi.<\/li>\n<li><strong>T6:<\/strong> Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed a um\u011bl\u00e9 st\u00e1rnut\u00ed. M\u00e9n\u011b \u010dasto specifikov\u00e1no pro 2017 \u2014 2024-T6 je standardn\u00ed volbou s um\u011bl\u00fdm st\u00e1rnut\u00edm v rodin\u011b 2xxx.<\/li>\n<\/ul>\n<h2>Krit\u00e9ria pou\u017eit\u00ed \/ nepou\u017eit\u00ed<\/h2>\n<p>Pou\u017eijte tuto rychlou referenci k rozhodnut\u00ed, zda slitina 2017 vyhovuje va\u0161\u00ed aplikaci.<\/p>\n<p><strong>Pou\u017eijte \u2014 pou\u017eijte 2017, kdy\u017e:<\/strong><\/p>\n<ul>\n<li>Mez kluzu v rozsahu 220\u2013260 MPa je dostate\u010dn\u00e1 a cena je prim\u00e1rn\u00edm omezen\u00edm \u2014 2017 je ekonomi\u010dt\u011bj\u0161\u00ed alternativou k 2024. Typick\u00e9 aplikace: konstruk\u010dn\u00ed sou\u010d\u00e1sti, vysoce pevn\u00e9 spojovac\u00ed prvky, p\u0159esn\u011b obr\u00e1b\u011bn\u00e9 d\u00edly.<\/li>\n<li>Dobr\u00e1 obrobitelnost a l\u00e1mavost t\u0159\u00edsek jsou d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e korozn\u00ed odolnost \u2014 d\u00edl bude provozov\u00e1n v interi\u00e9ru nebo obdr\u017e\u00ed ochrann\u00fd n\u00e1t\u011br. Typick\u00e9 aplikace: obr\u00e1b\u011bn\u00e9 fitinky, pouzdra, n\u00e1strojov\u00e9 sou\u010d\u00e1sti.<\/li>\n<li>Projekt vy\u017eaduje tepeln\u011b zpracovatelnou slitinu \u0159ady 2000, ale nevy\u017eaduje tavn\u00e9 sva\u0159ov\u00e1n\u00ed \u2014 2017 je kompatibiln\u00ed s mechanick\u00fdm spojov\u00e1n\u00edm a lepen\u00edm.<\/li>\n<\/ul>\n<p><strong>Nepou\u017e\u00edvejte \u2014 nepou\u017e\u00edvejte 2017, kdy\u017e:<\/strong><\/p>\n<ul>\n<li>Sva\u0159ov\u00e1n\u00ed je sou\u010d\u00e1st\u00ed v\u00fdrobn\u00edho pl\u00e1nu \u2014 2017 nen\u00ed sva\u0159iteln\u00e1 t\u0159\u00edda; p\u0159ejd\u011bte na 2219 nebo zva\u017ete 6061 pro sva\u0159iteln\u00e9 konstruk\u010dn\u00ed pr\u00e1ce.<\/li>\n<li>O\u010dek\u00e1v\u00e1 se venkovn\u00ed expozice nebo n\u00e1mo\u0159n\u00ed provoz bez pl\u00e1tov\u00e1n\u00ed nebo ochrann\u00e9ho n\u00e1t\u011bru \u2014 hol\u00e1 2017 bude korodovat ve vlhk\u00e9m prost\u0159ed\u00ed nebo prost\u0159ed\u00ed s obsahem chlorid\u016f.<\/li>\n<li>Je vy\u017eadov\u00e1na \u0161pi\u010dkov\u00e1 leteck\u00e1 \u00fanavov\u00e1 odolnost \u2014 2024-T3 nebo 7075-T6 jsou standardn\u00edmi volbami pro prim\u00e1rn\u00ed leteck\u00e9 konstrukce.<\/li>\n<li>Specifikace vy\u017eaduje um\u011bl\u00e9 st\u00e1rnut\u00ed (T6) se zn\u00e1m\u00fdmi a spolehliv\u00fdmi \u00fadaji \u2014 specifika\u010dn\u00ed \u00fadaje pro 2017-T6 jsou m\u00e9n\u011b publikovan\u00e9 ne\u017e pro 2024-T62; ov\u011b\u0159te dostupnost v\u010das.<\/li>\n<\/ul>\n<h2>Aplikace<\/h2>\n<p>V\u00fd\u0161e uveden\u00e1 krit\u00e9ria Pou\u017eijte\/Nepou\u017e\u00edvejte pokr\u00fdvaj\u00ed logiku v\u00fdb\u011bru. N\u00ed\u017ee uveden\u00fd seznam mapuje konkr\u00e9tn\u00ed syst\u00e9my, kde se 2017 pou\u017e\u00edv\u00e1:<\/p>\n<ul>\n<li>Letectv\u00ed \u2014 sekund\u00e1rn\u00ed konstruk\u010dn\u00ed sou\u010d\u00e1sti, leteck\u00e9 fitinky, n\u00fdty<\/li>\n<li>Automobilov\u00fd pr\u016fmysl \u2014 vysoce pevn\u00e9 obr\u00e1b\u011bn\u00e9 d\u00edly, sou\u010d\u00e1sti zav\u011b\u0161en\u00ed, spojovac\u00ed prvky<\/li>\n<li>V\u0161eobecn\u00e9 stroj\u00edrenstv\u00ed \u2014 p\u0159esn\u011b obr\u00e1b\u011bn\u00e9 n\u00e1stroje, pouzdra, mechanick\u00e9 d\u00edly<\/li>\n<li>Obrana \u2014 zbra\u0148ov\u00e9 sou\u010d\u00e1sti, konstruk\u010dn\u00ed d\u00edly se st\u0159edn\u00edmi korozn\u00edmi po\u017eadavky<\/li>\n<\/ul>\n<h2>Z\u00e1v\u011br<\/h2>\n<p>Hlin\u00edk 2017 je st\u0159edn\u011b v\u00fdkonn\u00e1 slitina \u0159ady 2xxx, kter\u00e1 p\u0159eklenuje mezeru mezi 6061 a 2024 \u2014 pevn\u011bj\u0161\u00ed ne\u017e standardn\u00ed konstruk\u010dn\u00ed hlin\u00edk, levn\u011bj\u0161\u00ed ne\u017e leteck\u00e1 2024 a snadn\u011bji obrobiteln\u00e1 ne\u017e 7075. Kompromisem je omezen\u00e1 korozn\u00ed odolnost a \u017e\u00e1dn\u00e1 sva\u0159itelnost, co\u017e znamen\u00e1, \u017ee se nejl\u00e9pe hod\u00ed pro vnit\u0159n\u00ed obr\u00e1b\u011bn\u00e9 sou\u010d\u00e1sti.<\/p>\n<p>Spole\u010dnost Linsy Aluminum dod\u00e1v\u00e1 slitinu 2017 ve form\u011b desek, ty\u010d\u00ed a trubek s mo\u017enost\u00ed vlastn\u00edch rozm\u011br\u016f p\u0159i n\u00edzk\u00e9m minim\u00e1ln\u00edm mno\u017estv\u00ed objedn\u00e1vky. Ke ka\u017ed\u00e9 objedn\u00e1vce je p\u0159ilo\u017eena dokumentace MTC a na vy\u017e\u00e1d\u00e1n\u00ed je k dispozici testov\u00e1n\u00ed SGS. Za\u0161lete v\u00fdkres pro posouzen\u00ed vhodnosti t\u0159\u00eddy.<\/p>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<h3>\u010c\u00edm se 2017 li\u0161\u00ed od 2024?<\/h3>\n<p>Slitina 2024 m\u00e1 vy\u0161\u0161\u00ed pevnost (~470 MPa UTS v T4 vs. ~430 MPa u 2017) a lep\u0161\u00ed \u00fanavovou odolnost. Slitina 2017 je ekonomi\u010dt\u011bj\u0161\u00ed volbou \u2014 jej\u00ed pevnost je st\u00e1le v\u00fdrazn\u011b nad 6061 a obrobitelnost je m\u00edrn\u011b lep\u0161\u00ed ne\u017e u 2024. Volba obvykle z\u00e1vis\u00ed na tom, zda dodate\u010dn\u00e1 pevnostn\u00ed rezerva slitiny 2024 stoj\u00ed za cenu.<\/p>\n<h3>Lze slitinu 2017 pou\u017e\u00edt v n\u00e1mo\u0159n\u00edm prost\u0159ed\u00ed?<\/h3>\n<p>Ne bez pl\u00e1tov\u00e1n\u00ed nebo ochrann\u00e9ho n\u00e1t\u011bru. Obsah m\u011bdi, kter\u00fd d\u00e1v\u00e1 slitin\u011b 2017 jej\u00ed pevnost, ji tak\u00e9 \u010din\u00ed n\u00e1chylnou ke galvanick\u00e9 korozi ve slan\u00e9 vod\u011b. Pro n\u00e1mo\u0159n\u00ed aplikace jsou lep\u0161\u00ed volbou slitiny 5083, 5086 nebo 6061 s vhodnou povrchovou \u00fapravou.<\/p>\n<h3>Vy\u017eaduje slitina 2017 speci\u00e1ln\u00ed parametry obr\u00e1b\u011bn\u00ed?<\/h3>\n<p>Dob\u0159e se obr\u00e1b\u00ed standardn\u00edmi n\u00e1stroji pro hlin\u00edk, ale \u0159eznou rychlost je t\u0159eba zkontrolovat proti odezv\u011b temperu T4. Odvod t\u0159\u00edsek je obecn\u011b dobr\u00fd a probl\u00e9m s n\u00e1r\u016fstkem na b\u0159itu je men\u0161\u00ed ne\u017e u lepiv\u011bj\u0161\u00edch slitin \u0159ady 5000. Pro velkos\u00e9riov\u00e9 b\u011bhy se doporu\u010duje chladic\u00ed kapalina pro kontrolu tepeln\u00e9 rozta\u017enosti.<\/p>\n<h3>Je slitina 2017 dostupn\u00e1 ve form\u011b plechu?<\/h3>\n<p>Standardn\u00ed desky a ty\u010de jsou b\u011b\u017en\u011bj\u0161\u00ed, ale plech m\u016f\u017ee b\u00fdt dostupn\u00fd v z\u00e1vislosti na temperu a tlou\u0161\u0165ce. Kontaktujte dodavatele s konkr\u00e9tn\u00edm rozm\u011brem a po\u017eadavkem na temper pro ov\u011b\u0159en\u00ed aktu\u00e1ln\u00edch z\u00e1sob nebo dodac\u00edch lh\u016ft vlastn\u00ed v\u00fdroby.<\/p>\n<h3>Jak\u00e9 certifik\u00e1ty nebo protokoly o zkou\u0161k\u00e1ch jsou k dispozici pro slitinu 2017?<\/h3>\n<p>MTC (Mill Test Certificate) dokumentuj\u00edc\u00ed chemick\u00e9 slo\u017een\u00ed a mechanick\u00e9 vlastnosti je standardem pro ka\u017edou objedn\u00e1vku. Protokoly SGS od t\u0159et\u00ed strany pro chemick\u00e9 slo\u017een\u00ed, mechanick\u00e9 vlastnosti a rozm\u011brovou kontrolu jsou k dispozici na vy\u017e\u00e1d\u00e1n\u00ed za p\u0159\u00edplatek.<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction 2017 aluminum alloy \u2014 historically known as duralumin \u2014 is one of the earliest high-strength aluminum alloys. It delivers competitive mechanical properties at a lower cost than 2024, but the trade-off is a narrower temper window and limited corrosion resistance. This guide covers where the alloy works, where it fails, and what to check [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8338,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"2017 Aluminum Alloy: Properties, Tempers, and Comparison Guide","_seopress_titles_desc":"Explore 2017 aluminum alloy properties, T4 temper characteristics, machinability limits, and comparisons with 2024, 6061, and 7075. 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