{"id":8615,"date":"2026-08-18T14:24:54","date_gmt":"2026-08-18T14:24:54","guid":{"rendered":"https:\/\/premiumalu.com\/mastering-4032-aluminum-essential-guide\/"},"modified":"2026-08-18T13:50:22","modified_gmt":"2026-08-18T13:50:22","slug":"mastering-4032-hlinik-zakladni-pruvodce","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/cs\/mastering-4032-hlinik-zakladni-pruvodce\/","title":{"rendered":"V\u0161e, co pot\u0159ebujete v\u011bd\u011bt o hlin\u00edku 4032"},"content":{"rendered":"

4032 hlin\u00edk: Slo\u017een\u00ed, vlastnosti a aplikace<\/strong><\/h1>\n\n\n\n

SEO nadpis: Slitina hlin\u00edku 4032: Slo\u017een\u00ed, vlastnosti a pou\u017eit\u00ed<\/p>\n\n\n\n

Meta popis: Hlin\u00edk 4032 je kovac\u00ed slitina s vysok\u00fdm obsahem k\u0159em\u00edku navr\u017een\u00e1 pro odolnost proti opot\u0159eben\u00ed a tepelnou stabilitu a\u017e do p\u0159ibli\u017en\u011b 250 \u00b0C. Prozkoumejte jej\u00ed slo\u017een\u00ed, mechanick\u00e9 vlastnosti a srovn\u00e1n\u00ed se slitinami 2618, 6061 a 5086 pro p\u00edsty a d\u00edly s vysok\u00fdm t\u0159en\u00edm.<\/p>\n\n\n\n

Co je hlin\u00edk 4032?<\/strong><\/h2>\n\n\n\n

Slitina 4032 je hlin\u00edkovo-k\u0159em\u00edkov\u00e1 slitina \u0159ady 4xxx navr\u017een\u00e1 pro kovan\u00e9 d\u00edly s vysok\u00fdm t\u0159en\u00edm a teplotn\u00edm cyklov\u00e1n\u00edm \u2014 nej\u010dast\u011bji p\u00edsty, pouzdra a ventily. Jej\u00ed dv\u011b ur\u010duj\u00edc\u00ed vlastnosti jsou vysok\u00fd obsah k\u0159em\u00edku (11,0\u201313,5 %), kter\u00fd zpev\u0148uje matrici, a n\u00edzk\u00fd koeficient tepeln\u00e9 rozta\u017enosti, kter\u00fd udr\u017euje rozm\u011brovou stabilitu d\u00edl\u016f p\u0159i zah\u0159\u00edv\u00e1n\u00ed a ochlazov\u00e1n\u00ed.<\/p>\n\n\n\n

Z tohoto chemick\u00e9ho slo\u017een\u00ed vypl\u00fdvaj\u00ed dv\u011b upozorn\u011bn\u00ed. Za prv\u00e9, slitina 4032 nen\u00ed sva\u0159iteln\u00e1: vysok\u00fd obsah k\u0159em\u00edku zp\u016fsobuje n\u00e1chylnost tavn\u00fdch svar\u016f k hork\u00e9mu prask\u00e1n\u00ed, a slitina se t\u00e9m\u011b\u0159 v\u017edy pou\u017e\u00edv\u00e1 jako v\u00fdkovek nebo obr\u00e1b\u011bn\u00e1 ty\u010d, nikoli jako sva\u0159ovan\u00e1 konstrukce. Za druh\u00e9, jej\u00ed odolnost proti korozi je st\u0159edn\u00ed \u2014 dostate\u010dn\u00e1 pro olejem sm\u00e1\u010den\u00e9 nebo povlakovan\u00e9 vnit\u0159n\u00ed \u010d\u00e1sti motor\u016f, ale nevyrovn\u00e1 se slitin\u00e1m \u0159ady 5xxx nebo 6xxx p\u0159i venkovn\u00edm nebo n\u00e1mo\u0159n\u00edm pou\u017eit\u00ed.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Chemick\u00e9 slo\u017een\u00ed hlin\u00edku 4032<\/strong><\/h2>\n\n\n\n

K\u0159em\u00edk, nikl, m\u011b\u010f a ho\u0159\u010d\u00edk hraj\u00ed ka\u017ed\u00fd svou specifickou roli. Hrub\u00e9 \u010d\u00e1stice k\u0159em\u00edku v matrici dod\u00e1vaj\u00ed slitin\u011b 4032 odolnost proti abrazi a neobvykle n\u00edzkou rozta\u017enost; nikl zvy\u0161uje pevnost p\u0159i vysok\u00fdch teplot\u00e1ch; m\u011b\u010f a ho\u0159\u010d\u00edk tvo\u0159\u00ed precipit\u00e1ty Al\u2082Cu a Mg\u2082Si, kter\u00e9 zvy\u0161uj\u00ed pevnost p\u0159i um\u011bl\u00e9m st\u00e1rnut\u00ed. D\u00edky t\u011bmto prvk\u016fm se slitina 4032 chov\u00e1 zcela odli\u0161n\u011b od univerz\u00e1ln\u00edch slitin \u0159ady 6xxx.<\/p>\n\n\n\n

Prvek<\/strong><\/td>Hmotnost %<\/strong><\/td>Role ve slitin\u011b<\/strong><\/td><\/tr>
Hlin\u00edk (Al)<\/td>Bilance<\/td>Z\u00e1kladn\u00ed kov<\/td><\/tr>
K\u0159em\u00edk (Si)<\/td>11.0\u201313.5%<\/td>Prim\u00e1rn\u00ed zpev\u0148uj\u00edc\u00ed prvek; zvy\u0161uje odolnost proti opot\u0159eben\u00ed a sni\u017euje tepelnou rozta\u017enost<\/td><\/tr>
Ho\u0159\u010d\u00edk (Mg)<\/td>0.8\u20131.3%<\/td>Tvo\u0159\u00ed precipit\u00e1ty Mg\u2082Si b\u011bhem st\u00e1rnut\u00ed; p\u0159isp\u00edv\u00e1 k pevnosti<\/td><\/tr>
M\u011b\u010f (Cu)<\/td>0.50\u20131.3%<\/td>Tvo\u0159\u00ed precipit\u00e1ty Al\u2082Cu; hlavn\u00ed p\u0159isp\u011bvatel k pevnosti prost\u0159ednictv\u00edm precipita\u010dn\u00edho zpevn\u011bn\u00ed<\/td><\/tr>
Nikl (Ni)<\/td>0.50\u20131.3%<\/td>Sni\u017euje tepelnou rozta\u017enost a zlep\u0161uje pevnost p\u0159i vysok\u00fdch teplot\u00e1ch a odolnost proti te\u010den\u00ed<\/td><\/tr>
\u017delezo (Fe)<\/td>\u22641.0%<\/td>Kontrola ne\u010distot; udr\u017eov\u00e1n na n\u00edzk\u00e9 \u00farovni pro ochranu ta\u017enosti<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Mechanick\u00e9 a fyzik\u00e1ln\u00ed vlastnosti<\/strong><\/h2>\n\n\n\n

N\u00ed\u017ee uveden\u00e9 hodnoty jsou typick\u00e9 pro slitinu 4032 ve stavu T6 (rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed a um\u011bl\u00e9 st\u00e1rnut\u00ed), co\u017e je stav pou\u017e\u00edvan\u00fd pro v\u011bt\u0161inu kovan\u00fdch a obr\u00e1b\u011bn\u00fdch d\u00edl\u016f.<\/p>\n\n\n\n

Majetek<\/strong><\/td>Hodnota<\/strong><\/td>Pozn\u00e1mka<\/strong><\/td><\/tr>
Hustota<\/td>2,69 g\/cm\u00b3<\/td>M\u00edrn\u011b pod \u00farovn\u00ed \u010dist\u00e9ho hlin\u00edku<\/td><\/tr>
Mez pevnosti v tahu<\/td>~380 MPa (55 ksi)<\/td>Stav T6, pokojov\u00e1 teplota<\/td><\/tr>
Mez kluzu v tahu (0,2 % offset)<\/td>~315 MPa (46 ksi)<\/td>Kl\u00ed\u010dov\u00e9 pro n\u00e1vrhov\u00e9 nap\u011bt\u00ed<\/td><\/tr>
Prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed<\/td>~9%<\/td>Ni\u017e\u0161\u00ed ne\u017e u ta\u017en\u00fdch slitin, jako je 2618<\/td><\/tr>
Tepeln\u00e1 vodivost<\/td>~150 W\/m-K<\/td>Sn\u00ed\u017eeno vysok\u00fdm obsahem k\u0159em\u00edku<\/td><\/tr>
Koeficient tepeln\u00e9 rozta\u017enosti<\/td>19,4 \u00b5m\/m\u00b7K<\/td>N\u00edzk\u00e1 \u2014 bl\u00edzk\u00e1 litin\u011b, hlavn\u00ed v\u00fdhoda<\/td><\/tr>
Rozsah t\u00e1n\u00ed<\/td>530\u2013570 \u00b0C<\/td>Solidus a\u017e likvidus<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

N\u00edzk\u00fd koeficient rozta\u017enosti je kl\u00ed\u010dov\u00fd \u00fadaj. P\u0159i hodnot\u011b 19,4 \u00b5m\/m\u00b7K se slitina 4032 rozp\u00edn\u00e1 p\u0159ibli\u017en\u011b o 15 % m\u00e9n\u011b ne\u017e 6061 a z\u016fst\u00e1v\u00e1 mnohem bl\u00ed\u017ee litinov\u00e9mu v\u00e1lci, proti kter\u00e9mu pracuje \u2014 proto je standardn\u00edm materi\u00e1lem pro p\u00edsty.<\/p>\n\n\n\n

Stavy slitiny 4032: T6, T651, O a F<\/strong><\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n

T6 je hlavn\u00ed zpev\u0148uj\u00edc\u00ed stav slitiny 4032, dosa\u017een\u00fd rozpou\u0161t\u011bc\u00edm \u017e\u00edh\u00e1n\u00edm n\u00e1sledovan\u00fdm um\u011bl\u00fdm st\u00e1rnut\u00edm. T651 vkl\u00e1d\u00e1 mezi rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed a um\u011bl\u00e9 st\u00e1rnut\u00ed \u0159\u00edzen\u00e9 prota\u017een\u00ed pro uvoln\u011bn\u00ed zbytkov\u00fdch nap\u011bt\u00ed. O je \u017e\u00edhan\u00fd stav pou\u017e\u00edvan\u00fd, kdy\u017e je pot\u0159eba vy\u0161\u0161\u00ed tva\u0159itelnost, a F je stav po v\u00fdrob\u011b bez speci\u00e1ln\u011b \u0159\u00edzen\u00fdch mechanick\u00fdch vlastnost\u00ed. Dodan\u00fd stav z\u00e1vis\u00ed tak\u00e9 na form\u011b produktu, dodavatelsk\u00e9 norm\u011b a skladov\u00fdch z\u00e1sob\u00e1ch.<\/p>\n\n\n\n

Temperament<\/strong><\/td>Zpracovatelsk\u00fd stav<\/strong><\/td>Hlavn\u00ed charakteristika<\/strong><\/td>Typick\u00fd produkt \/ aplikace<\/strong><\/td><\/tr>
T6<\/td>Tepeln\u011b o\u0161et\u0159eno roztokem a um\u011ble st\u00e1rnuto<\/td>Vysok\u00e1 pevnost, odolnost proti opot\u0159eben\u00ed, n\u00edzk\u00e1 tepeln\u00e1 rozta\u017enost<\/td>P\u00edsty, t\u011blesa ventil\u016f, mechanick\u00e9 d\u00edly<\/td><\/tr>
T651<\/td>Rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed, odpevn\u011bn\u00ed prota\u017een\u00edm, pot\u00e9 um\u011bl\u00e9 st\u00e1rnut\u00ed<\/td>Lep\u0161\u00ed rozm\u011brov\u00e1 stabilita, men\u0161\u00ed deformace p\u0159i obr\u00e1b\u011bn\u00ed<\/td>Ty\u010d, deska, p\u0159esn\u011b obr\u00e1b\u011bn\u00e9 d\u00edly<\/td><\/tr>
O<\/td>\u017d\u00edhan\u00e9<\/td>Ni\u017e\u0161\u00ed pevnost, lep\u0161\u00ed tva\u0159itelnost<\/td>D\u00edly k tv\u00e1\u0159en\u00ed, pot\u00e9 tepeln\u011b zpracovan\u00e9 na T6\/T651<\/td><\/tr>
F<\/td>Ve stavu po v\u00fdrob\u011b<\/td>Vlastnosti z\u00e1vis\u00ed na v\u00fdrobn\u00edm procesu<\/td>Zvl\u00e1\u0161tn\u00ed objedn\u00e1vky nebo v\u00fdrobky ve stavu po v\u00fdrob\u011b<\/td><\/tr>
H112<\/td>M\u00edrn\u00e9 deforma\u010dn\u00ed zpevn\u011bn\u00ed z tv\u00e1\u0159en\u00ed<\/td>V\u00e1z\u00e1no na konkr\u00e9tn\u00ed formu produktu a v\u00fdrobn\u00ed proces<\/td>N\u011bkter\u00e9 ty\u010de, trubky nebo zvl\u00e1\u0161tn\u00ed objedn\u00e1vky<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Hlin\u00edk 4032-T6<\/strong><\/h2>\n\n\n\n

4032-T6 je hlavn\u00ed pracovn\u00ed stav t\u00e9to slitiny. Po rozpou\u0161t\u011bc\u00edm \u017e\u00edh\u00e1n\u00ed a um\u011bl\u00e9m st\u00e1rnut\u00ed dosahuje p\u0159ibli\u017en\u011b 380 MPa pevnosti v tahu a 315 MPa meze kluzu, s n\u00edzkou rozta\u017enost\u00ed 19,4 \u00b5m\/m\u00b7K, kter\u00e1 zaji\u0161\u0165uje stabilitu b\u011bhem tepeln\u00fdch cykl\u016f. T\u00e9m\u011b\u0159 ka\u017ed\u00fd kovan\u00fd p\u00edst, pouzdro a t\u011bleso ventilu ze slitiny 4032 je dod\u00e1v\u00e1no ve stavu T6, pokud navazuj\u00edc\u00ed operace nevy\u017eaduje p\u0159\u00edsn\u011bj\u0161\u00ed kontrolu zbytkov\u00fdch nap\u011bt\u00ed.<\/p>\n\n\n\n

Hlin\u00edk 4032-T651<\/strong><\/h2>\n\n\n\n

T651 vs T6<\/strong><\/h3>\n\n\n\n

T651 vkl\u00e1d\u00e1 \u0159\u00edzen\u00e9 prota\u017een\u00ed (typicky 1\u20133 %) mezi rozpou\u0161t\u011bc\u00ed \u017e\u00edh\u00e1n\u00ed a um\u011bl\u00e9 st\u00e1rnut\u00ed. Prota\u017een\u00ed uvol\u0148uje vnit\u0159n\u00ed nap\u011bt\u00ed zablokovan\u00e1 p\u0159i kalen\u00ed \u2014 nem\u011bn\u00ed pevnost v tahu ani mez kluzu, kter\u00e9 z\u016fst\u00e1vaj\u00ed na \u00farovn\u00edch T6 (p\u0159ibli\u017en\u011b 380 MPa v tahu, 315 MPa mez kluzu). Skute\u010dn\u00fdm p\u0159\u00ednosem je kontrola zbytkov\u00fdch nap\u011bt\u00ed: d\u00edl ve stavu T6 se m\u016f\u017ee deformovat p\u0159i odeb\u00edr\u00e1n\u00ed materi\u00e1lu b\u011bhem obr\u00e1b\u011bn\u00ed, zat\u00edmco d\u00edl ve stavu T651 si zachov\u00e1v\u00e1 tvar, proto\u017ee tato nap\u011bt\u00ed jsou ji\u017e uvoln\u011bna.<\/p>\n\n\n\n

Stabilita p\u0159i p\u0159esn\u00e9m obr\u00e1b\u011bn\u00ed<\/strong><\/h3>\n\n\n\n

P\u0159i obr\u00e1b\u011bn\u00ed v\u00fdkovku nebo ty\u010de ve stavu T6 m\u016f\u017ee nerovnom\u011brn\u00e9 odeb\u00edr\u00e1n\u00ed napjat\u00e9ho materi\u00e1lu zp\u016fsobit pru\u017een\u00ed nebo deformaci d\u00edlu a zni\u010dit t\u011bsn\u00e9 tolerance. P\u0159edem uvoln\u011bn\u00e9 nap\u011bt\u00ed u stavu T651 udr\u017euje d\u00edl stabiln\u00ed b\u011bhem \u0159ez\u00e1n\u00ed, tak\u017ee je bezpe\u010dn\u011bj\u0161\u00ed volbou pro tenk\u00e9 st\u011bny, asymetrick\u00e9 pr\u016f\u0159ezy a prvky s t\u011bsn\u00fdmi tolerancemi.<\/p>\n\n\n\n

B\u011b\u017en\u00e9 tvary a v\u00fdb\u011br<\/strong><\/h3>\n\n\n\n

T651 u slitiny 4032 se nej\u010dast\u011bji dod\u00e1v\u00e1 jako ty\u010d a deska, nebo p\u0159esn\u011b obr\u00e1b\u011bn\u00e9 polotovary z nich vy\u0159ezan\u00e9; kovan\u00e9 p\u00edsty jsou obvykle ve stavu T6, proto\u017ee kov\u00e1n\u00ed a dokon\u010dovac\u00ed operace ji\u017e deformaci \u0159\u00edd\u00ed. T651 se specifikuje, kdy\u017e odb\u011bratelsk\u00e1 d\u00edlna prov\u00e1d\u00ed t\u011b\u017ek\u00e9 sekund\u00e1rn\u00ed obr\u00e1b\u011bn\u00ed a nem\u016f\u017ee absorbovat deformace po obr\u00e1b\u011bn\u00ed \u2014 mal\u00e1 p\u0159ir\u00e1\u017eka je ospravedlniteln\u00e1, aby se p\u0159ede\u0161lo zmetk\u016fm. \u00dapln\u00e9 rozhodnut\u00ed mezi T6 a T651 je shrnuto v pr\u016fvodci v\u00fdb\u011brem na konci t\u00e9to \u010d\u00e1sti.<\/p>\n\n\n\n

Produktov\u00e1 norma a vliv tlou\u0161\u0165ky<\/strong><\/h3>\n\n\n\n

Minim\u00e1ln\u00ed specifikovan\u00e9 hodnoty pro 4032-T6\/T651 se \u0159\u00edd\u00ed p\u0159\u00edslu\u0161nou normou pro danou formu \u2014 ASTM B247 pro v\u00fdkovky, B211 pro ty\u010de a ty\u010dovinu, B221 pro lisovan\u00e9 profily, B209 pro desky a plechy \u2014 a publikovan\u00e1 minima se sni\u017euj\u00ed s rostouc\u00ed tlou\u0161\u0165kou pr\u016f\u0159ezu. Hodnoty je t\u0159eba \u010d\u00edst pro p\u0159esnou formu produktu a tlou\u0161\u0165ku, nikoli jako jedin\u00e9 \u201ctypick\u00e9\u201d \u010d\u00edslo.<\/p>\n\n\n\n

Kontroln\u00ed seznam pro n\u00e1kup<\/strong><\/h3>\n\n\n\n
Polo\u017eka ke specifikaci<\/strong><\/td>Podrobnosti na<\/strong><\/td><\/tr>
Temperament<\/td>T6 nebo T651<\/td><\/tr>
Forma produktu a rozm\u011bry<\/td>Pr\u016fm\u011br nebo tlou\u0161\u0165ka, d\u00e9lka, mno\u017estv\u00ed<\/td><\/tr>
\u0158\u00eddic\u00ed norma<\/td>ASTM B247 \/ B211 \/ B221 \/ B209 nebo v\u00fdkres<\/td><\/tr>
Bal\u00ed\u010dek certifik\u00e1t\u016f<\/td>MTC (standardn\u00ed); SGS nebo certifik\u00e1ty mechanick\u00fdch vlastnost\u00ed a slo\u017een\u00ed od t\u0159et\u00ed strany (na vy\u017e\u00e1d\u00e1n\u00ed)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Hlin\u00edk 4032-O<\/strong><\/h2>\n\n\n\n

4032-O je pln\u011b \u017e\u00edhan\u00fd stav. Pevnost v\u00fdrazn\u011b kles\u00e1 pod \u00farove\u0148 T6 a tva\u0159itelnost roste, proto se O pou\u017e\u00edv\u00e1 pro materi\u00e1l, kter\u00fd mus\u00ed b\u00fdt oh\u00fdb\u00e1n, ta\u017een nebo jinak tvarov\u00e1n p\u0159ed tepeln\u00fdm zpracov\u00e1n\u00edm na T6 nebo T651 v pozd\u011bj\u0161\u00ed operaci. Jedn\u00e1 se o p\u0159echodn\u00fd stav, nikoli o kone\u010dn\u00fd provozn\u00ed temper pro v\u011bt\u0161inu d\u00edl\u016f z 4032.<\/p>\n\n\n\n

4032-F a H112 hlin\u00edk<\/strong><\/h2>\n\n\n\n

4032-F je stav po v\u00fdrob\u011b: nen\u00ed aplikov\u00e1no \u017e\u00e1dn\u00e9 speci\u00e1ln\u00ed tepeln\u00e9 nebo mechanick\u00e9 zpracov\u00e1n\u00ed pro \u0159\u00edzen\u00ed vlastnost\u00ed, tak\u017ee v\u00fdsledek z\u00e1vis\u00ed zcela na tom, jak byl d\u00edl vyroben. F je z\u0159\u00eddka dod\u00e1van\u00fdm stavem pro 4032, kter\u00fd se b\u011b\u017en\u011b dod\u00e1v\u00e1 jako kovan\u00e1 nebo obr\u00e1b\u011bn\u00e1 ty\u010d, nikoli jako plech nebo p\u00e1s, ale m\u016f\u017ee se vyskytnout u zak\u00e1zkov\u00fdch nebo p\u0159\u00edmo vyroben\u00fdch polo\u017eek.<\/p>\n\n\n\n

H112 se aplikuje na ur\u010dit\u00e9 v\u00e1lcovan\u00e9 nebo protla\u010dovan\u00e9 formy, kde je m\u00edrn\u00e9 zpevn\u011bn\u00ed z tv\u00e1\u0159ec\u00ed operace akceptov\u00e1no bez samostatn\u00e9ho tepeln\u00e9ho zpracov\u00e1n\u00ed. Pro 4032 je to omezeno na zak\u00e1zkov\u00e9 ty\u010de nebo trubky a nejedn\u00e1 se o standardn\u00ed temper pro p\u00edsty. H112 by m\u011bl b\u00fdt pova\u017eov\u00e1n za formov\u011b z\u00e1vislou, nestandardn\u00ed variantu a vlastnosti by m\u011bly b\u00fdt ov\u011b\u0159eny proti skute\u010dn\u00e9mu dodac\u00edmu standardu p\u0159ed jeho specifikac\u00ed.<\/p>\n\n\n\n

Jak vybrat mezi 4032-T6 a T651<\/strong><\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n

V\u00fdb\u011br za\u010d\u00edn\u00e1 od operace po p\u0159ijet\u00ed materi\u00e1lu. Pokud d\u00edl doraz\u00ed hotov\u00fd nebo vy\u017eaduje pouze lehk\u00e9 obr\u00e1b\u011bn\u00ed, T6 je ekonomick\u00e1 v\u00fdchoz\u00ed volba a pokr\u00fdv\u00e1 drtivou v\u011bt\u0161inu kovan\u00fdch p\u00edst\u016f a pouzder. Pokud proces odeb\u00edr\u00e1 v\u00fdznamn\u00e9 mno\u017estv\u00ed materi\u00e1lu nebo dr\u017e\u00ed t\u011bsn\u00e9 tolerance na tenk\u00fdch \u010di asymetrick\u00fdch pr\u016f\u0159ezech, mal\u00e1 p\u0159ir\u00e1\u017eka za T651 je opr\u00e1vn\u011bn\u00e1, aby se zabr\u00e1nilo odpadu z deformace. O je vyhrazeno pro p\u0159edtvarovac\u00ed f\u00e1ze a F\/H112 se vztahuje pouze na \u00fazk\u00e9 p\u0159\u00edpady, kde je stav po v\u00fdrob\u011b p\u0159ijateln\u00fd.<\/p>\n\n\n\n

Pro\u010d se 4032 chov\u00e1 tak, jak se chov\u00e1<\/strong><\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n

Odolnost proti opot\u0159eben\u00ed.<\/strong> \u010c\u00e1stice k\u0159em\u00edku rozpt\u00fdlen\u00e9 v matrici p\u016fsob\u00ed jako vestav\u011bn\u00e1 f\u00e1ze odoln\u00e1 proti abrazi. V kombinaci se schopnost\u00ed p\u0159ijmout tvrd\u00fd eloxovan\u00fd nebo fosf\u00e1tov\u00fd povlak 4032 p\u0159e\u017eije kluzn\u00e1 a od\u011brov\u00e1 zat\u00ed\u017een\u00ed p\u00edstn\u00edch pl\u00e1\u0161\u0165\u016f a pouzder.<\/p>\n\n\n\n

Rozm\u011brov\u00e1 stabilita p\u0159i zah\u0159\u00edv\u00e1n\u00ed.<\/strong> N\u00edzk\u00e1 tepeln\u00e1 rozta\u017enost plus niklem stabilizovan\u00e1 vysokoteplotn\u00ed pevnost znamen\u00e1, \u017ee sou\u010d\u00e1st z 4032 dr\u017e\u00ed sv\u00e9 ulo\u017een\u00ed p\u0159i opakovan\u00fdch tepeln\u00fdch cyklech. Zachov\u00e1v\u00e1 si u\u017eite\u010dnou pevnost p\u0159ibli\u017en\u011b do 250 \u00b0C; kr\u00e1tk\u00e9 v\u00fdkyvy mohou b\u00fdt vy\u0161\u0161\u00ed, ale nejedn\u00e1 se o extr\u00e9mn\u011b teplotn\u00ed slitinu jako 2618.<\/p>\n\n\n\n

Obrobitelnost.<\/strong> K\u0159em\u00edk zlep\u0161uje l\u00e1mavost t\u0159\u00edsky a kvalitu povrchu, tak\u017ee 4032 se dob\u0159e obr\u00e1b\u00ed na CNC a soustru\u017enick\u00fdch automatech. Kompromisem je opot\u0159eben\u00ed n\u00e1stroje \u2014 stejn\u00e9 tvrd\u00e9 \u010d\u00e1stice, kter\u00e9 pom\u00e1haj\u00ed odolnosti proti opot\u0159eben\u00ed, obru\u0161uj\u00ed \u0159ezn\u00e9 hrany, proto se doporu\u010duje slinut\u00fd karbidov\u00fd n\u00e1stroj a st\u00e1l\u00fd tok chladic\u00ed kapaliny.<\/p>\n\n\n\n

Sva\u0159itelnost a korozn\u00ed odolnost \u2014 dv\u011b omezen\u00ed.<\/strong> Tavn\u00e9 sva\u0159ov\u00e1n\u00ed se nedoporu\u010duje: vysok\u00fd obsah k\u0159em\u00edku zp\u016fsobuje trhliny p\u0159i tuhnut\u00ed ve svaru a v tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3n\u011b a vlastnosti po sva\u0159en\u00ed v\u00fdrazn\u011b klesaj\u00ed pod \u00farove\u0148 z\u00e1kladn\u00edho kovu. Sestavy se spojuj\u00ed spojovac\u00edmi prvky, lisovan\u00fdmi ulo\u017een\u00edmi nebo lepen\u00edm. Korozn\u00ed odolnost je st\u0159edn\u00ed; v exponovan\u00e9m, vlhk\u00e9m nebo chloridov\u00e9m prost\u0159ed\u00ed vy\u017eaduje 4032 eloxov\u00e1n\u00ed, fosf\u00e1tov\u00e1n\u00ed nebo n\u00e1t\u011br a nen\u00ed vhodnou volbou pro mo\u0159sk\u00e9 pono\u0159en\u00ed.<\/p>\n\n\n\n

B\u011b\u017en\u00e9 aplikace<\/strong><\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n

Kombinace n\u00edzk\u00e9 rozta\u017enosti, odolnosti proti opot\u0159eben\u00ed a tepeln\u00e9 stability p\u0159edur\u010duje 4032 pro vnit\u0159n\u011b mazan\u00e9, tepeln\u011b cyklovan\u00e9 d\u00edly zat\u00ed\u017een\u00e9 t\u0159en\u00edm:<\/p>\n\n\n\n

    \n
  • P\u00edsty pro spalovac\u00ed motory a kompresorov\u00e9 aplikace<\/li>\n\n\n\n
  • Pouzdra a lo\u017eiska pro h\u0159ebenov\u00e9 \u0159\u00edzen\u00ed a podobn\u00e9 mechanismy<\/li>\n\n\n\n
  • P\u0159evodov\u00e9 ventily a hydraulick\u00e9 sou\u010d\u00e1sti<\/li>\n\n\n\n
  • Kovan\u00e9 spojovac\u00ed prvky a vysokoteplotn\u00ed spojovac\u00ed materi\u00e1l, kde z\u00e1le\u017e\u00ed na odolnosti proti zad\u00edr\u00e1n\u00ed<\/li>\n\n\n\n
  • D\u00edly kop\u00edrek a kancel\u00e1\u0159sk\u00e9 techniky, kter\u00e9 vy\u017eaduj\u00ed stabiln\u00ed ulo\u017een\u00ed po dlouhou \u017eivotnost<\/li>\n<\/ul>\n\n\n\n

    V ka\u017ed\u00e9m p\u0159\u00edpad\u011b je d\u00edl typicky kovan\u00fd nebo obr\u00e1b\u011bn\u00fd z ty\u010de \u2014 nikoli sva\u0159ovan\u00fd \u2014 a pracuje v olejem sm\u00e1\u010den\u00e9m nebo povlakovan\u00e9m prost\u0159ed\u00ed, kter\u00e9 poskytuje korozn\u00ed ochranu, kterou slitina sama o sob\u011b nem\u00e1.<\/p>\n\n\n\n

    4032 vs 2618 vs 6061 vs 5086<\/strong><\/h2>\n\n\n\n

    Oproti 2618 ob\u011btuje 4032 \u0161pi\u010dkovou vysokoteplotn\u00ed pevnost a ta\u017enost za snadn\u011bj\u0161\u00ed kov\u00e1n\u00ed a ni\u017e\u0161\u00ed n\u00e1klady u s\u00e9riov\u011b vyr\u00e1b\u011bn\u00fdch automobilov\u00fdch p\u00edst\u016f. Oproti 6061 a 5086 je 4032 lep\u0161\u00ed v odolnosti proti opot\u0159eben\u00ed a tepeln\u00e9 stabilit\u011b, ale hor\u0161\u00ed ve sva\u0159itelnosti a korozn\u00ed odolnosti \u2014 tyto t\u0159i slitiny se jen z\u0159\u00eddka p\u0159\u00edmo nahrazuj\u00ed.<\/p>\n\n\n\n

    Charakteristika<\/strong><\/td>4032<\/strong><\/td>2618<\/a><\/strong><\/td>6061<\/a><\/strong><\/td>5086<\/a><\/strong><\/td><\/tr>
    Prim\u00e1rn\u00ed legov\u00e1n\u00ed<\/td>Si (11\u201313,5 %)<\/td>Cu (1,8\u20132,7 %)<\/td>Mg, Si<\/td>Mg (3,5\u20134,5 %)<\/td><\/tr>
    Pevnost v tahu (MPa)<\/td>~380 (T6)<\/td>~440 (T6)<\/td>~310 (T6)<\/td>~300\u2013350 (H32)<\/td><\/tr>
    Odolnost proti korozi<\/td>M\u00edrn\u00e1<\/td>M\u00edrn\u00e1<\/td>Velmi dobr\u00e9<\/td>Vynikaj\u00edc\u00ed<\/td><\/tr>
    Tepeln\u00e1 stabilita<\/td>Dobr\u00e1 (do ~250 \u00b0C)<\/td>V\u00fdborn\u00e1 (do ~300 \u00b0C)<\/td>M\u00edrn\u00e1 (~150 \u00b0C)<\/td>M\u00edrn\u00e1 (~150 \u00b0C)<\/td><\/tr>
    Sva\u0159itelnost<\/td>\u0160patn\u00fd<\/td>\u0160patn\u00fd<\/td>Vynikaj\u00edc\u00ed<\/td>Vynikaj\u00edc\u00ed<\/td><\/tr>
    Ta\u017enost<\/td>N\u00edzk\u00e1<\/td>Vysok\u00e1<\/td>M\u00edrn\u00e1<\/td>Dobr\u00fd<\/td><\/tr>
    Aplikace<\/td>P\u00edsty, lo\u017eiska<\/td>Leteck\u00e9 p\u00edsty<\/td>Konstruk\u010dn\u00ed \u010d\u00e1sti<\/td>Lodn\u00ed trupy<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

    V\u00fdhody a omezen\u00ed na prvn\u00ed pohled<\/strong><\/h2>\n\n\n\n

    4032 se vol\u00ed, kdy\u017e\u2026<\/strong><\/p>\n\n\n\n

      \n
    • D\u00edl je p\u00edst, pouzdro, ventil nebo jin\u00e1 sou\u010d\u00e1st zat\u00ed\u017een\u00e1 t\u0159en\u00edm pracuj\u00edc\u00ed v olejem sm\u00e1\u010den\u00e9m nebo povlakovan\u00e9m prost\u0159ed\u00ed<\/li>\n\n\n\n
    • Je vy\u017eadov\u00e1na n\u00edzk\u00e1 tepeln\u00e1 rozta\u017enost a zachov\u00e1n\u00ed ulo\u017een\u00ed p\u0159i tepeln\u00fdch cyklech<\/li>\n\n\n\n
    • Geometrie je kovan\u00e1 nebo obr\u00e1b\u011bn\u00e1, nikoli sva\u0159ovan\u00e1<\/li>\n<\/ul>\n\n\n\n

      4032 se nedoporu\u010duje, kdy\u017e\u2026<\/strong><\/p>\n\n\n\n

        \n
      • Je vy\u017eadov\u00e1no tavn\u00e9 sva\u0159ov\u00e1n\u00ed (6061 nebo slitina \u0159ady 5xxx je vhodnou alternativou)<\/li>\n\n\n\n
      • D\u00edl je vystaven mo\u0159sk\u00e9mu nebo chloridov\u00e9mu prost\u0159ed\u00ed bez ochrany (5086 nebo 6061 je vhodnou alternativou)<\/li>\n\n\n\n
      • Dominuje rozpo\u010det a odolnost proti opot\u0159eben\u00ed\/teplu nen\u00ed kritick\u00e1 (6061 je levn\u011bj\u0161\u00ed a dostupn\u011bj\u0161\u00ed)<\/li>\n<\/ul>\n\n\n\n
        Majetek<\/strong><\/td>V\u00fdhoda<\/strong><\/td>Omezen\u00ed<\/strong><\/td><\/tr>
        Odolnost proti opot\u0159eben\u00ed<\/td>V\u00fdborn\u00e1 d\u00edky \u010d\u00e1stic\u00edm k\u0159em\u00edku<\/td>\u2014<\/td><\/tr>
        Tepeln\u00e1 rozta\u017enost<\/td>N\u00edzk\u00e1, bl\u00edzk\u00e1 litin\u011b<\/td>\u2014<\/td><\/tr>
        Vysokoteplotn\u00ed pevnost<\/td>Dobr\u00e1 do ~250 \u00b0C<\/td>Pod \u00farovn\u00ed 2618 p\u0159i extr\u00e9mn\u00edch teplot\u00e1ch<\/td><\/tr>
        Obrobitelnost<\/td>Dobr\u00e1 kontrola t\u0159\u00edsky<\/td>Opot\u0159eben\u00ed n\u00e1stroje zp\u016fsoben\u00e9 k\u0159em\u00edkem<\/td><\/tr>
        Sva\u0159itelnost<\/td>\u2014<\/td>\u0160patn\u00e1; tavn\u00e9 sva\u0159ov\u00e1n\u00ed se nedoporu\u010duje<\/td><\/tr>
        Odolnost proti korozi<\/td>\u2014<\/td>St\u0159edn\u00ed; vy\u017eaduje povlak p\u0159i exponovan\u00e9m pou\u017eit\u00ed<\/td><\/tr>
        N\u00e1klady<\/td>\u2014<\/td>Vy\u0161\u0161\u00ed ne\u017e u 6061<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

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

        Hlin\u00edk 4032 se vol\u00ed pro n\u00edzkou tepelnou rozta\u017enost, vestav\u011bnou odolnost proti opot\u0159eben\u00ed a stabiln\u00ed vysokoteplotn\u00ed pevnost \u2014 ale za tyto vlastnosti ob\u011btuje sva\u0159itelnost a korozn\u00ed odolnost, co\u017e je kompromis p\u0159ijateln\u00fd pro olejem sm\u00e1\u010den\u00e9, kovan\u00e9 d\u00edly zat\u00ed\u017een\u00e9 t\u0159en\u00edm, kde jsou slabiny slitiny konstruk\u010dn\u011b o\u0161et\u0159eny, a nevhodn\u00fd pro sva\u0159ovan\u00e9 nebo exponovan\u00e9 konstrukce. <\/p>\n\n\n\n

        Spole\u010dnost Linsy Aluminum dod\u00e1v\u00e1 4032 ve form\u011b ty\u010d\u00ed, trubek a profil\u016f s tempery p\u0159izp\u016fsoben\u00fdmi aplikaci; standardn\u00ed skladov\u00e9 rozm\u011bry a zak\u00e1zkov\u00e1 v\u00fdroba s n\u00edzk\u00fdm minim\u00e1ln\u00edm mno\u017estv\u00edm se typicky dod\u00e1vaj\u00ed za 10\u201360 dn\u00ed, ka\u017ed\u00e1 objedn\u00e1vka je odesl\u00e1na s MTC, protokoly SGS jsou k dispozici na vy\u017e\u00e1d\u00e1n\u00ed a z\u00e1vod dr\u017e\u00ed certifikace ISO 9001, 14001 a 45001. Pro n\u00edzkou rozta\u017enost a odolnost proti opot\u0159eben\u00ed 4032 ve specifick\u00e9 aplikaci za\u0161lete t\u0159\u00eddu, temper, formu produktu a rozm\u011bry pro p\u0159ezkum specifikace a potvrzen\u00ed skladov\u00e9 dostupnosti.<\/p>\n\n\n\n

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

        Jak\u00e9 jsou hlavn\u00ed v\u00fdhody hlin\u00edku 4032?<\/strong><\/h3>\n\n\n\n

        N\u00edzk\u00fd koeficient tepeln\u00e9 rozta\u017enosti, vysok\u00e1 odolnost proti opot\u0159eben\u00ed d\u00edky k\u0159em\u00edku a stabiln\u00ed pevnost p\u0159i zv\u00fd\u0161en\u00fdch teplot\u00e1ch. Dob\u0159e se obr\u00e1b\u00ed a dr\u017e\u00ed ulo\u017een\u00ed p\u0159i tepeln\u00fdch cyklech, co\u017e je d\u016fvod, pro\u010d dominuje v aplikac\u00edch kovan\u00fdch p\u00edst\u016f a pouzder. Nen\u00ed volen pro sva\u0159itelnost nebo korozn\u00ed odolnost.<\/p>\n\n\n\n

        Jak si hlin\u00edk 4032 vede p\u0159i vysok\u00fdch teplot\u00e1ch?<\/strong><\/h3>\n\n\n\n

        Chemick\u00e9 slo\u017een\u00ed s k\u0159em\u00edkem a niklem zaji\u0161\u0165uje rozm\u011brovou stabilitu a u\u017eite\u010dnost p\u0159ibli\u017en\u011b do 250 \u00b0C, s kr\u00e1tk\u00fdmi \u0161pi\u010dkami nad touto hodnotou. P\u0159ekon\u00e1v\u00e1 6061 a 5086 v tepeln\u00e9 stabilit\u011b, ale pro extr\u00e9mn\u00ed leteck\u00e9 teploty kolem 300 \u00b0C je 2618 siln\u011bj\u0161\u00ed volbou.<\/p>\n\n\n\n

        Lze sva\u0159ovat hlin\u00edk 4032?<\/strong><\/h3>\n\n\n\n

        Ne. 4032 m\u00e1 \u0161patnou sva\u0159itelnost tavn\u00fdm sva\u0159ov\u00e1n\u00edm, proto\u017ee vysok\u00fd obsah k\u0159em\u00edku zp\u016fsobuje hork\u00e9 trhliny ve svaru a v tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3n\u011b a pevnost po sva\u0159en\u00ed kles\u00e1 pod \u00farove\u0148 z\u00e1kladn\u00edho kovu. P\u00edsty a pouzdra z 4032 se kuj\u00ed nebo obr\u00e1b\u011bj\u00ed a pot\u00e9 spojuj\u00ed spojovac\u00edmi prvky, lisovan\u00fdmi ulo\u017een\u00edmi nebo lepen\u00edm.<\/p>\n\n\n\n

        Kter\u00e1 pr\u016fmyslov\u00e1 odv\u011btv\u00ed pou\u017e\u00edvaj\u00ed hlin\u00edk 4032 nejv\u00edce?<\/strong><\/h3>\n\n\n\n

        Automobilov\u00fd pr\u016fmysl a v\u00fdroba obecn\u00fdch motor\u016f vedou, pro p\u00edsty, spojovac\u00ed prvky a pouzdra. D\u00e1le se vyskytuje v hydraulick\u00fdch ventilech, p\u0159evodov\u00fdch sou\u010d\u00e1stech a d\u00edlech kancel\u00e1\u0159sk\u00e9 techniky, jako jsou mechanismy kop\u00edrek, kde stabiln\u00ed ulo\u017een\u00ed po dlouhou \u017eivotnost z\u00e1le\u017e\u00ed v\u00edce ne\u017e korozn\u00ed odolnost.<\/p>\n\n\n\n

        Jak\u00fd je hlin\u00edk 4032 ve srovn\u00e1n\u00ed s hlin\u00edkem 6061?<\/strong><\/h3>\n\n\n\n

        4032 je lep\u0161\u00ed v odolnosti proti opot\u0159eben\u00ed, n\u00edzk\u00e9 tepeln\u00e9 rozta\u017enosti a vysokoteplotn\u00ed stabilit\u011b, ale nelze jej sva\u0159ovat a m\u00e1 pouze st\u0159edn\u00ed korozn\u00ed odolnost. 6061 je univerz\u00e1ln\u011bj\u0161\u00ed, sva\u0159iteln\u00e1, korozn\u011b odoln\u00e1 a levn\u011bj\u0161\u00ed varianta, s kompromisem v mnohem ni\u017e\u0161\u00ed odolnosti proti opot\u0159eben\u00ed a tepeln\u00e9m v\u00fdkonu \u2014 tyto dv\u011b slitiny \u0159e\u0161\u00ed r\u016fzn\u00e9 probl\u00e9my, sp\u00ed\u0161e ne\u017e aby si p\u0159\u00edmo konkurovaly.<\/p>","protected":false},"excerpt":{"rendered":"

        4032 Aluminum: Composition, Properties, and Applications SEO Title: 4032 Aluminum Alloy: Composition, Properties and Uses Meta Description: 4032 aluminum is a high-silicon forging alloy built for wear resistance and thermal stability to about 250\u00b0C. Explore its composition, mechanical properties, and how it compares to 2618, 6061, and 5086 for pistons and high-friction parts. What Is […]<\/p>\n","protected":false},"author":1,"featured_media":10300,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"4032 Aluminum Alloy: Composition, Properties and Applications","_seopress_titles_desc":"4032 aluminum is a high-silicon forging alloy built for wear resistance and thermal stability up to 300\u00b0C. Explore its composition, mechanical properties, and how it compares to 2618, 6061, and 5086 for pistons and high-friction parts.","_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":[185],"tags":[],"class_list":["post-8615","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-4000-series-aluminum"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8615","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=8615"}],"version-history":[{"count":2,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8615\/revisions"}],"predecessor-version":[{"id":10304,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8615\/revisions\/10304"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media\/10300"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media?parent=8615"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/categories?post=8615"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/tags?post=8615"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}