{"id":8412,"date":"2025-03-31T12:28:09","date_gmt":"2025-03-31T12:28:09","guid":{"rendered":"https:\/\/premiumalu.com\/essential-guide-to-5086-aluminum-properties-and-uses\/"},"modified":"2026-09-20T11:23:34","modified_gmt":"2026-09-20T11:23:34","slug":"zakladni-pruvodce-vlastnostmi-a-pouzitim-hliniku-5086","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/cs\/essential-guide-to-5086-aluminum-properties-and-uses\/","title":{"rendered":"V\u0161e o hlin\u00edku 5086: Vlastnosti, pou\u017eit\u00ed a aplikace"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Co je hlin\u00edk 5086<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">5086 pat\u0159\u00ed do rodiny hlin\u00edk\u2013ho\u0159\u010d\u00edk. Ho\u0159\u010d\u00edk je hlavn\u00edm leguj\u00edc\u00edm prvkem a zdrojem jak pevnosti tuh\u00e9ho roztoku, tak odolnosti ve mo\u0159sk\u00e9 vod\u011b; mangan a chrom jsou z\u00e1m\u011brn\u00e9 p\u0159\u00eddavky, kter\u00e9 \u0159\u00edd\u00ed strukturu zrn a omezuj\u00ed mezikrystalov\u00e9 napaden\u00ed. M\u011b\u010f je omezena na maxim\u00e1ln\u011b 0,10 %, proto\u017ee i mal\u00e1 mno\u017estv\u00ed zhor\u0161uj\u00ed odolnost proti chloridov\u00e9 korozi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Proto\u017ee nen\u00ed tepeln\u011b zpracovateln\u00fd, 5086 nelze zpevnit rozpou\u0161t\u011bc\u00edm \u017e\u00edh\u00e1n\u00edm a vytvrzov\u00e1n\u00edm. Jeho pevnost poch\u00e1z\u00ed ze studen\u00e9ho zpracov\u00e1n\u00ed, vyj\u00e1d\u0159en\u00e9ho v temperech H, a z ho\u0159\u010d\u00edku udr\u017eovan\u00e9ho v tuh\u00e9m roztoku. Tato jedin\u00e1 skute\u010dnost \u0159\u00edd\u00ed v\u011bt\u0161inu jeho in\u017een\u00fdrsk\u00e9ho chov\u00e1n\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Sva\u0159ov\u00e1n\u00ed nevy\u017eaduje tepeln\u00e9 zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed<\/strong> \u2014 neexistuje \u017e\u00e1dn\u00fd precipit\u00e1t, kter\u00fd by se rozpustil nebo znovu vytvo\u0159il.<\/li>\n\n\n\n<li><strong>Sva\u0159ov\u00e1n\u00ed v\u0161ak zm\u011bk\u010duje tepeln\u011b ovlivn\u011bnou z\u00f3nu<\/strong> \u2014 studen\u00e9 zpracov\u00e1n\u00ed se lok\u00e1ln\u011b vy\u017e\u00edh\u00e1. Viz sekce o sva\u0159ov\u00e1n\u00ed, proto\u017ee toto je bod, ve kter\u00e9m se v\u011bt\u0161ina technick\u00fdch list\u016f m\u00fdl\u00ed.<\/li>\n\n\n\n<li><strong>Volba temperu je volbou pevnosti.<\/strong> Objedn\u00e1n\u00ed \u201c5086\u201d bez temperu nech\u00e1v\u00e1 hut\u011b h\u00e1dat.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Pro v\u00e1lcovan\u00e9 ploch\u00e9 v\u00fdrobky jsou rozhoduj\u00edc\u00edmi specifikacemi <strong>ASTM B209<\/strong> (plech a deska) a <strong>ASTM B928\/B928M<\/strong> (plech a deska s vysok\u00fdm obsahem ho\u0159\u010d\u00edku pro n\u00e1mo\u0159n\u00ed pou\u017eit\u00ed, kde jsou definov\u00e1ny a testov\u00e1ny tempery H116 a H321). Trubky a potrub\u00ed spadaj\u00ed pod <strong>ASTM B210\/B221\/B241<\/strong>, a pr\u00e1ce na tlakov\u00fdch n\u00e1dob\u00e1ch odkazuj\u00ed na <strong>ASME SB-209<\/strong>. Mezin\u00e1rodn\u00ed ekvivalenty jsou <strong>EN AW-5086 \/ AlMg4 \/ 3.3545<\/strong> a <strong>UNS A95086<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Chemick\u00e9 slo\u017een\u00ed 5086<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00ed\u017ee uveden\u00e9 limity odpov\u00eddaj\u00ed ASTM B209. K\u0159em\u00edk, \u017eelezo, m\u011b\u010f, zinek a titan jsou kontrolovan\u00e9 ne\u010distoty, nikoli funk\u010dn\u00ed p\u0159\u00eddavky \u2014 k\u0159em\u00edk zejm\u00e9na \u201cnezlep\u0161uje tva\u0159itelnost\u201d a jeho pova\u017eov\u00e1n\u00ed za konstruk\u010dn\u00ed prom\u011bnnou je \u010dast\u00e9 nespr\u00e1vn\u00e9 \u010dten\u00ed tabulek slo\u017een\u00ed.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Prvek<\/th><th>Hmotnost %<\/th><th>Role ve slitin\u011b<\/th><\/tr><\/thead><tbody><tr><td>Ho\u0159\u010d\u00edk (Mg)<\/td><td>3.5 \u2013 4.5<\/td><td>Prim\u00e1rn\u00ed zpev\u0148uj\u00edc\u00ed prvek; \u0159\u00edd\u00ed odolnost proti korozi v mo\u0159sk\u00e9 vod\u011b<\/td><\/tr><tr><td>Mangan (Mn)<\/td><td>0.20 \u2013 0.70<\/td><td>\u0158\u00edzen\u00ed struktury zrn, odezva na deforma\u010dn\u00ed zpevn\u011bn\u00ed<\/td><\/tr><tr><td>Chrom (Cr)<\/td><td>0.05 - 0.25<\/td><td>Omezuje mezikrystalovou korozi a r\u016fst zrn<\/td><\/tr><tr><td>K\u0159em\u00edk (Si)<\/td><td>max 0,40<\/td><td>Ne\u010distota \u2014 kontrolovan\u00e1, nikoli funk\u010dn\u00ed<\/td><\/tr><tr><td>\u017delezo (Fe)<\/td><td>max 0,50<\/td><td>Ne\u010distota \u2014 nadm\u011brn\u00e9 hladiny po\u0161kozuj\u00ed ta\u017enost<\/td><\/tr><tr><td>M\u011b\u010f (Cu)<\/td><td>0,10 max<\/td><td>Ne\u010distota \u2014 udr\u017eov\u00e1na n\u00edzko pro ochranu odolnosti proti korozi<\/td><\/tr><tr><td>Zinek (Zn)<\/td><td>0,25 max.<\/td><td>Ne\u010distota<\/td><\/tr><tr><td>Titan (Ti)<\/td><td>0,15 max<\/td><td>Modifik\u00e1tor zrn b\u011bhem odl\u00e9v\u00e1n\u00ed<\/td><\/tr><tr><td>Ostatn\u00ed (ka\u017ed\u00fd \/ celkem)<\/td><td>0,05 \/ 0,15 max<\/td><td>\u2014<\/td><\/tr><tr><td>Hlin\u00edk (Al)<\/td><td>Zbytek<\/td><td>Nobelmetal<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Rozsah ho\u0159\u010d\u00edku je \u010d\u00edslo, kter\u00e9 stoj\u00ed za zapamatov\u00e1n\u00ed. P\u0159i 3,5\u20134,5 % se 5086 pohybuje kolem prahu ~3,5 %, nad n\u00edm\u017e m\u016f\u017ee ho\u0159\u010d\u00edk precipitovat na hranic\u00edch zrn jako beta f\u00e1ze (Al\u2083Mg\u2082) b\u011bhem dlouhodob\u00e9ho tepl\u00e9ho provozu. To je mechanismus za teplotn\u00edm limitem diskutovan\u00fdm pozd\u011bji a je to d\u016fvod, pro\u010d volba temperu nen\u00ed u t\u00e9to slitiny kosmetick\u00e1.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Fyzik\u00e1ln\u00ed vlastnosti<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Majetek<\/th><th>Hodnota<\/th><\/tr><\/thead><tbody><tr><td>Hustota<\/td><td>2,66 g\/cm\u00b3 (0,096 lb\/in\u00b3)<\/td><\/tr><tr><td>Rozsah taven\u00ed<\/td><td>574 \u2013 638 \u00b0C (1 065 \u2013 1 180 \u00b0F)<\/td><\/tr><tr><td>Tepeln\u00e1 vodivost<\/td><td>117 \u2013 127 W\/m\u00b7K p\u0159i 25 \u00b0C (z\u00e1visl\u00e9 na temperu)<\/td><\/tr><tr><td>Elektrick\u00e1 vodivost<\/td><td>29 \u2013 31 % IACS p\u0159i 20 \u00b0C<\/td><\/tr><tr><td>Sou\u010dinitel tepeln\u00e9 rozta\u017enosti<\/td><td>23,8 \u00d7 10\u207b\u2076 \/\u00b0C (20\u2013100 \u00b0C)<\/td><\/tr><tr><td>M\u011brn\u00e1 tepeln\u00e1 kapacita<\/td><td>~900 J\/kg-K<\/td><\/tr><tr><td>Modul pru\u017enosti (v tahu)<\/td><td>71 GPa (10 300 ksi)<\/td><\/tr><tr><td>Poisson\u016fv pom\u011br<\/td><td>0.33<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Dv\u011b z t\u011bchto \u010d\u00edsel rozhoduj\u00ed v\u00edce ne\u017e ostatn\u00ed. Tepeln\u00e1 vodivost je znateln\u011b ni\u017e\u0161\u00ed ne\u017e ~138 W\/m\u00b7K u 5052, co\u017e je d\u016fle\u017eit\u00e9 pro sva\u0159ovan\u00e9 chladi\u010de a jakoukoli sou\u010d\u00e1st, od n\u00ed\u017e se o\u010dek\u00e1v\u00e1 odvod tepla. A koeficient rozta\u017enosti 23,8 \u00d7 10\u207b\u2076 \/\u00b0C je dostate\u010dn\u011b vysok\u00fd na to, aby dlouh\u00e9 hlin\u00edkov\u00e9 \u00faseky v sestav\u011b z r\u016fzn\u00fdch materi\u00e1l\u016f vy\u017eadovaly p\u0159\u00eddavek na rozta\u017enost \u2014 detail, kter\u00fd se p\u0159i ignorov\u00e1n\u00ed projev\u00ed jako vyboulen\u00e9 palubn\u00ed panely.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mechanick\u00e9 vlastnosti podle zp\u016fsobu temperov\u00e1n\u00ed<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Mechanical-Properties-by-Temper.png\" alt=\"\" class=\"wp-image-10578\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Mechanical-Properties-by-Temper.png 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Mechanical-Properties-by-Temper-300x225.png 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Mechanical-Properties-by-Temper-768x576.png 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Mechanical-Properties-by-Temper-16x12.png 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Mechanical-Properties-by-Temper-600x450.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00ed\u017ee uveden\u00e9 hodnoty jsou typick\u00e9 rozsahy pro plech a desku; zaru\u010den\u00e1 minima se li\u0161\u00ed podle tlou\u0161\u0165ky a specifikace a \u010d\u00edsla, kter\u00e1 \u0159\u00edd\u00ed p\u0159ej\u00edmku, jsou ta na hu\u0165ov\u00e9m atestu. V\u0161imn\u011bte si, \u017ee H32 a H116 jsou si pevnost\u00ed bl\u00edzk\u00e9 \u2014 rozd\u00edl mezi nimi je v korozn\u00edm testov\u00e1n\u00ed, nikoli v mechanick\u00e9m v\u00fdkonu.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Temperament<\/th><th>Pevnost v tahu (MPa)<\/th><th>Mez kluzu (MPa)<\/th><th>Prodlou\u017een\u00ed (%)<\/th><th>Typick\u00e9 pou\u017eit\u00ed<\/th><\/tr><\/thead><tbody><tr><td>O<\/td><td>240 \u2013 305<\/td><td>95 \u2013 145<\/td><td>14 \u2013 22<\/td><td>Hlubok\u00e9 ta\u017een\u00ed, tvarovan\u00e9 dno, rotovan\u00e1 \u010dela n\u00e1dr\u017e\u00ed<\/td><\/tr><tr><td>H111<\/td><td>~275<\/td><td>~125<\/td><td>\u2265 12<\/td><td>Lehce zpracovan\u00e9 konstruk\u010dn\u00ed d\u00edly<\/td><\/tr><tr><td>H112<\/td><td>250 \u2013 290<\/td><td>95 \u2013 125<\/td><td>8 \u2013 12<\/td><td>Siln\u00e1 deska, obr\u00e1b\u011bn\u00e9 d\u00edly, tvary ve stavu po v\u00fdrob\u011b<\/td><\/tr><tr><td>H32<\/td><td>275 \u2013 345<\/td><td>195 \u2013 240<\/td><td>6 \u2013 12<\/td><td>Obecn\u00e9 n\u00e1mo\u0159n\u00ed panely, karoserie n\u00e1kladn\u00edch vozidel, panely p\u0159\u00edv\u011bs\u016f<\/td><\/tr><tr><td>H34<\/td><td>305 \u2013 365<\/td><td>220 \u2013 275<\/td><td>4 \u2013 10<\/td><td>Vysoce pevn\u00e9 ploch\u00e9 konstrukce<\/td><\/tr><tr><td>H116<\/td><td>275 \u2013 365<\/td><td>195 \u2013 215<\/td><td>8 \u2013 12<\/td><td>Pl\u00e1tov\u00e1n\u00ed trupu, paluby, pono\u0159en\u00e1 n\u00e1mo\u0159n\u00ed konstrukce<\/td><\/tr><tr><td>H321<\/td><td>275 \u2013 365<\/td><td>195 \u2013 215<\/td><td>8 \u2013 12<\/td><td>T\u011b\u017ek\u00e1 n\u00e1mo\u0159n\u00ed deska vy\u017eaduj\u00edc\u00ed odolnost proti exfoliaci<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM B928 stanovuje p\u0159ej\u00edmac\u00ed minimum pro n\u00e1mo\u0159n\u00ed desku na <strong>240 MPa pevnost v tahu \/ 195 MPa mez kluzu \/ 10 % ta\u017enost<\/strong> pro 5086-H116 a H321 v rozsahu 3\u201350 mm. Tato minima jsou ni\u017e\u0161\u00ed ne\u017e v\u00fd\u0161e uveden\u00e9 typick\u00e9 hodnoty, proto\u017ee mus\u00ed platit v cel\u00e9m p\u00e1smu tlou\u0161t\u011bk \u2014 nepou\u017e\u00edvejte typick\u00e9 hodnoty jako konstruk\u010dn\u00ed minimum a nepou\u017e\u00edvejte minima B928 k odhadu toho, co tenk\u00fd svitek skute\u010dn\u011b dod\u00e1.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">K \u010demu je ka\u017ed\u00fd temper skute\u010dn\u011b ur\u010den<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>O<\/strong> je vy\u017e\u00edhan\u00fd a zcela m\u011bkk\u00fd. Je to temper pro hlubok\u00e9 ta\u017een\u00ed, oh\u00fdb\u00e1n\u00ed s t\u011bsn\u00fdm polom\u011brem a rotovan\u00e1 nebo tvarovan\u00e1 \u010dela n\u00e1dr\u017e\u00ed; pokud sou\u010d\u00e1st vy\u017eaduje v\u00fdraznou plastickou deformaci, za\u010d\u00edn\u00e1 zde. <strong>H111<\/strong> a <strong>H112<\/strong> jsou lehce zpracovan\u00e9 nebo ve stavu po v\u00fdrob\u011b, kde mechanick\u00e9 vlastnosti nejsou rozhoduj\u00edc\u00edm po\u017eadavkem \u2014 b\u011b\u017en\u00e9 u siln\u00e9 desky, kter\u00e1 bude obr\u00e1b\u011bna.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>H32<\/strong> je univerz\u00e1ln\u00ed pracovn\u00ed temper, p\u0159ibli\u017en\u011b o 20 % pevn\u011bj\u0161\u00ed ne\u017e 5052-H32 a v\u00fdchoz\u00ed volba pro nepono\u0159en\u00e9 n\u00e1mo\u0159n\u00ed panely, karoserie vozidel a pr\u016fmyslov\u00e9 r\u00e1my. <strong>H34<\/strong> nese vy\u0161\u0161\u00ed pevnost s re\u00e1lnou ztr\u00e1tou tva\u0159itelnosti.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>H116<\/strong> a <strong>H321<\/strong> jsou n\u00e1mo\u0159n\u00ed tempery a tento rozd\u00edl je d\u016fle\u017eit\u011bj\u0161\u00ed, ne\u017e nazna\u010duje sloupec pevnosti. Oba jsou zpracov\u00e1ny tak, aby \u0159\u00eddily precipitaci na hranic\u00edch zrn, a mus\u00ed proj\u00edt testov\u00e1n\u00edm exfoliace a mezikrystalov\u00e9 koroze podle ASTM B928. H116 je deforma\u010dn\u011b zpevn\u011bn\u00fd a stabilizovan\u00fd; H321 je deforma\u010dn\u011b zpevn\u011bn\u00fd a pot\u00e9 tepeln\u011b stabilizovan\u00fd, co\u017e d\u00e1v\u00e1 p\u0159edv\u00eddateln\u011bj\u0161\u00ed chov\u00e1n\u00ed v siln\u00fdch pr\u016f\u0159ezech. Pro cokoli v trval\u00e9m kontaktu s mo\u0159skou vodou je specifikac\u00ed jeden z t\u011bchto dvou \u2014 H32 nen\u00ed n\u00e1hradou, i kdy\u017e \u010d\u00edsla pevnosti vypadaj\u00ed podobn\u011b.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Odolnost proti korozi a limit 65 \u00b0C<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Corrosion-Resistance-and-65\u00b0C-Limit.png\" alt=\"\" class=\"wp-image-10579\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Corrosion-Resistance-and-65\u00b0C-Limit.png 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Corrosion-Resistance-and-65\u00b0C-Limit-300x225.png 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Corrosion-Resistance-and-65\u00b0C-Limit-768x576.png 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Corrosion-Resistance-and-65\u00b0C-Limit-16x12.png 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Corrosion-Resistance-and-65\u00b0C-Limit-600x450.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">5086 vytv\u00e1\u0159\u00ed hust\u00fd, samohoj\u00edc\u00ed se film oxidu hlinit\u00e9ho a kombinace vysok\u00e9ho obsahu ho\u0159\u010d\u00edku s t\u00e9m\u011b\u0159 nulov\u00fdm obsahem m\u011bdi mu d\u00e1v\u00e1 vynikaj\u00edc\u00ed vlastnosti v mo\u0159sk\u00e9 vod\u011b, mo\u0159sk\u00e9 atmosf\u00e9\u0159e a mnoha pr\u016fmyslov\u00fdch chemik\u00e1li\u00edch. Nelakovan\u00fd trupov\u00fd plech z 5086 m\u00e1 des\u00edtky let provozn\u00ed historie. Dlouhodob\u00e9 zkou\u0161ky v mo\u0159sk\u00e9m prost\u0159ed\u00ed vykazuj\u00ed n\u00edzk\u00fd \u00fabytek mechanick\u00fdch vlastnost\u00ed po deseti letech.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Omezen\u00ed je tepeln\u00e9 a je to jedin\u00e9 omezen\u00ed, kter\u00e9 projekty zasko\u010d\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nad p\u0159ibli\u017en\u011b <strong>65 \u00b0C (150 \u00b0F)<\/strong> p\u0159i trval\u00e9m provozu m\u016f\u017ee ho\u0159\u010d\u00edk v tuh\u00e9m roztoku precipitovat pod\u00e9l hranic zrn jako beta f\u00e1ze (Al\u2083Mg\u2082). Tato s\u00ed\u0165 je anodick\u00e1 v\u016f\u010di okoln\u00ed matrici, tak\u017ee slitina se st\u00e1v\u00e1 n\u00e1chylnou k mezikrystalov\u00e9 korozi, exfoliaci a korozn\u00edmu prask\u00e1n\u00ed za nap\u011bt\u00ed. Proces je z\u00e1visl\u00fd na \u010dase a teplot\u011b a je nevratn\u00fd \u2014 plech, kter\u00fd sensitizoval, nelze obnovit tepeln\u00fdm zpracov\u00e1n\u00edm.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Praktick\u00e9 d\u016fsledky:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Udr\u017eujte 5086 mimo neizolovan\u00e9 v\u00fdfukov\u00e9 trasy, hork\u00e1 m\u00edsta ve strojovn\u011b a procesn\u00ed za\u0159\u00edzen\u00ed, kter\u00e1 setrv\u00e1vaj\u00ed nad 65 \u00b0C.<\/li>\n\n\n\n<li>Pro tepl\u00fd provoz specifikujte H116 nebo H321 a uve\u010fte provozn\u00ed teplotu v popt\u00e1vce, aby hu\u0165 mohla dodat se spr\u00e1vnou stabiliza\u010dn\u00ed \u00fapravou.<\/li>\n\n\n\n<li>Tam, kde jsou trval\u00e9 teploty nad 65 \u00b0C nevyhnuteln\u00e9, zva\u017ete slitinu s ni\u017e\u0161\u00edm obsahem ho\u0159\u010d\u00edku (5052) nebo vytvrditelnou jakost (6061) m\u00edsto snahy obej\u00edt sensitizaci konstruk\u010dn\u00edm \u0159e\u0161en\u00edm.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Galvanick\u00e1 koroze je druh\u00e1 v\u00fdhrada. 5086 je anodick\u00e1 v\u016f\u010di oceli, nerezov\u00e9 oceli a slitin\u00e1m m\u011bdi; ve sestav\u011b z r\u016fzn\u00fdch kov\u016f za p\u0159\u00edtomnosti elektrolytu se ob\u011btuje. Izolujte spoj nebo instalujte ob\u011btovan\u00e9 anody \u2014 jde o konstruk\u010dn\u00ed z\u00e1le\u017eitost, nikoli o vadu materi\u00e1lu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Sva\u0159ov\u00e1n\u00ed 5086<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Welding-5086.png\" alt=\"\" class=\"wp-image-10580\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Welding-5086.png 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Welding-5086-300x225.png 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Welding-5086-768x576.png 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Welding-5086-16x12.png 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/Welding-5086-600x450.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">5086 se dob\u0159e sva\u0159uje metodami GMAW (MIG) a GTAW (TIG), nevykazuje \u017e\u00e1dnou v\u00fdznamnou tendenci k tvorb\u011b hork\u00fdch trhlin, nevy\u017eaduje p\u0159edeh\u0159ev u tenk\u00fdch pr\u016f\u0159ez\u016f a nevy\u017eaduje tepeln\u00e9 zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed. To je skute\u010dn\u011b vynikaj\u00edc\u00ed sva\u0159itelnost, a proto tato slitina dominuje ve sva\u0159ovan\u00fdch mo\u0159sk\u00fdch konstrukc\u00edch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Co v\u0161ak ned\u011bl\u00e1, je zachov\u00e1n\u00ed pevnosti z\u00edskan\u00e9 za studena p\u0159es svar. Teplotn\u011b ovlivn\u011bn\u00e1 z\u00f3na je \u017e\u00edh\u00e1na sva\u0159ovac\u00edm cyklem \u2014 deforma\u010dn\u00ed zpevn\u011bn\u00ed je lok\u00e1ln\u011b odstran\u011bno a HAZ se vrac\u00ed ke <strong>O<\/strong> stavu. V praxi sestava H32 zachov\u00e1v\u00e1 p\u0159ibli\u017en\u011b 70\u201375 % meze kluzu z\u00e1kladn\u00edho materi\u00e1lu p\u0159es zm\u011bk\u010den\u00e9 p\u00e1smo, p\u0159i\u010dem\u017e mez kluzu kles\u00e1 z ~210\u2013230 MPa na ~115\u2013145 MPa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e1vrhov\u00e9 pravidlo vypl\u00fdv\u00e1 p\u0159\u00edmo: <strong>dimenzujte sva\u0159ovanou konstrukci z 5086 podle vlastnost\u00ed \u017e\u00edhan\u00e9 HAZ, nikoli podle vlastnost\u00ed z\u00e1kladn\u00edho materi\u00e1lu v dan\u00e9m stavu.<\/strong> Spoj vypo\u010dten\u00fd na mez kluzu 230 MPa bude p\u0159en\u00e1\u0161et zat\u00ed\u017een\u00ed v z\u00f3n\u011b, kter\u00e1 kluzuje p\u0159i p\u0159ibli\u017en\u011b 130 MPa. AWS D1.2 zve\u0159ej\u0148uje dovolen\u00e1 nap\u011bt\u00ed pro tento \u00fa\u010del a je referenc\u00ed, ze kter\u00e9 je t\u0159eba vych\u00e1zet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Volba p\u0159\u00eddavn\u00e9ho materi\u00e1lu je druh\u00e1 polovina spoje:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>ER5183<\/strong> \u2014 obvykle prvn\u00ed volba pro sva\u0159ov\u00e1n\u00ed 5086 se sebou sam\u00fdm. Nejbl\u00ed\u017ee odpov\u00eddaj\u00edc\u00ed pevnost z\u00e1kladn\u00edmu materi\u00e1lu a dobr\u00e9 korozn\u00ed chov\u00e1n\u00ed v mo\u0159sk\u00e9m provozu.<\/li>\n\n\n\n<li><strong>ER5356<\/strong> \u2014 univerz\u00e1ln\u00ed p\u0159\u00eddavn\u00fd materi\u00e1l \u0159ady 5xxx. M\u00edrn\u011b ni\u017e\u0161\u00ed pevnost ve stavu po sva\u0159ov\u00e1n\u00ed ne\u017e 5183, \u0161iroce dostupn\u00fd, p\u0159ijateln\u00fd pro v\u011bt\u0161inu nekritick\u00fdch spoj\u016f.<\/li>\n\n\n\n<li><strong>ER5556<\/strong> \u2014 vy\u0161\u0161\u00ed pevnost ve stavu po sva\u0159ov\u00e1n\u00ed ne\u017e 5356, pou\u017e\u00edv\u00e1 se tam, kde rozhoduje pevnost spoje a p\u0159\u00eddavn\u00fd materi\u00e1l s vy\u0161\u0161\u00edm obsahem ho\u0159\u010d\u00edku je p\u0159ijateln\u00fd.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u0161e v\u00fd\u0161e uveden\u00e9 p\u0159edpokl\u00e1d\u00e1 \u010dist\u00fd materi\u00e1l. Oxid hlinit\u00fd, olej a \u2014 kriticky \u2014 vlo\u017een\u00e9 \u010d\u00e1stice \u017eeleza ze sd\u00edlen\u00e9ho n\u00e1\u0159ad\u00ed jsou hlavn\u00edmi p\u0159\u00ed\u010dinami v\u011bt\u0161iny selh\u00e1n\u00ed svar\u016f a povlak\u016f. Vyhrazen\u00e9 nerezov\u00e9 kart\u00e1\u010de a odd\u011blen\u00e1 manipulace od uhl\u00edkov\u00e9 oceli nejsou voliteln\u00e9. Volba p\u0159\u00eddavn\u00e9ho materi\u00e1lu je podrobn\u011bji pops\u00e1na v na\u0161em <a href=\"https:\/\/premiumalu.com\/cs\/odborne-tipy-na-svarovaci-drat-pro-uspesne-svarovani-hliniku\/\">pr\u016fvodci sva\u0159ovac\u00edmi dr\u00e1ty pro hlin\u00edk<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tv\u00e1\u0159en\u00ed, obr\u00e1b\u011bn\u00ed a povrchov\u00e1 \u00faprava<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tvarov\u00e1n\u00ed<\/strong> je nejlep\u0161\u00ed ve stavu O a zpracovateln\u00fd v H32, s polom\u011bry ohybu, kter\u00e9 se mus\u00ed zv\u011bt\u0161ovat s rostouc\u00ed tvrdost\u00ed stavu. 5086 je obecn\u011b o n\u011bco tolerantn\u011bj\u0161\u00ed ne\u017e 5083 p\u0159i komplexn\u00edm tv\u00e1\u0159en\u00ed, co\u017e je jeden z d\u016fvod\u016f, pro\u010d se specifikuje pro n\u00e1stavby a tankov\u00e9 pr\u00e1ce. O\u010dek\u00e1vejte v\u011bt\u0161\u00ed odpru\u017een\u00ed ne\u017e u 5052 a napl\u00e1nujte p\u0159\u00eddavek na ohyb odpov\u00eddaj\u00edc\u00edm zp\u016fsobem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Obr\u00e1b\u011bn\u00ed<\/strong> obrobitelnost je p\u0159ijateln\u00e1 a\u017e dobr\u00e1. Tvrd\u0161\u00ed stavy (H32, H34) se obr\u00e1b\u011bj\u00ed \u010dist\u011bji s lep\u0161\u00edm l\u00e1m\u00e1n\u00edm t\u0159\u00edsky ne\u017e m\u011bkk\u00fd materi\u00e1l O, kter\u00fd m\u00e1 tendenci b\u00fdt lepiv\u00fd. Standardn\u00edmi doporu\u010den\u00edmi jsou karbidov\u00e9 n\u00e1stroje, geometrie s pozitivn\u00edm \u00fahlem \u010dela a vydatn\u00e9 \u0159ezn\u00e9 chladic\u00ed medium. Nen\u00ed ve stejn\u00e9 t\u0159\u00edd\u011b jako 6061 nebo 2011 a d\u00edlny, kter\u00e9 kalkuluj\u00ed proti voln\u011b obrobiteln\u00fdm slitin\u00e1m, rozd\u00edl poc\u00edt\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Eloxov\u00e1n\u00ed<\/strong> funguje, ale funk\u010dn\u011b, nikoli dekorativn\u011b. 5086 se anodizuje na tvrd\u0161\u00ed, ochrann\u011bj\u0161\u00ed povrch; neposkytuje jasn\u00fd, jednotn\u00fd vzhled jako 5005 nebo 6063 a vy\u0161\u0161\u00ed obsah ho\u0159\u010d\u00edku zt\u011b\u017euje udr\u017een\u00ed shody barev mezi \u0161ar\u017eemi. Specifikujte jej pro ochranu, ne pro vzhled. N\u00e1\u0161 <a href=\"https:\/\/premiumalu.com\/cs\/objevte-tipy-pro-barveni-eloxovanim-a-informace-o-kvalite\/\">pr\u016fvodce kvalitou anodizace<\/a> pokr\u00fdv\u00e1, kde tyto \u00fapravy selh\u00e1vaj\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kde se 5086 pou\u017e\u00edv\u00e1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>N\u00e1mo\u0159n\u00ed a lo\u010fa\u0159stv\u00ed<\/strong> je kl\u00ed\u010dov\u00e1 aplikace: trupov\u00e9 plechy na mal\u00fdch a st\u0159edn\u011b velk\u00fdch plavidlech, paluby, p\u0159ep\u00e1\u017eky, n\u00e1stavby, l\u00e1vky, st\u011b\u017en\u011b a palivov\u00e9 a vodn\u00ed n\u00e1dr\u017ee. 5083 m\u00e1 tendenci v\u00edt\u011bzit u pono\u0159en\u00e9ho spodn\u00edho trupu; 5086 v\u00edt\u011bz\u00ed u horn\u00ed konstrukce, kde je v\u00edce tv\u00e1\u0159en\u00ed a v\u00edce sva\u0159ov\u00e1n\u00ed a m\u00e9n\u011b hydrostatick\u00e9ho zat\u00ed\u017een\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tlakov\u00e9 n\u00e1doby a n\u00e1dr\u017ee<\/strong> \u2014 5086 je standardn\u00ed materi\u00e1l pro nesva\u0159ovan\u00e9 tlakov\u00e9 n\u00e1doby podle ASME Section VIII a pro silni\u010dn\u00ed cisterny p\u0159epravuj\u00edc\u00ed palivo, vodu a \u0159adu chemik\u00e1li\u00ed, kter\u00e9 nenapadaj\u00ed hlin\u00edk. Jeho chov\u00e1n\u00ed p\u0159i n\u00edzk\u00fdch teplot\u00e1ch je zde d\u016fle\u017eit\u00e9: na rozd\u00edl od uhl\u00edkov\u00e9 oceli nem\u00e1 p\u0159echod z tv\u00e1rn\u00e9ho na k\u0159ehk\u00fd lom a zachov\u00e1v\u00e1 hou\u017eevnatost a\u017e do kryogenn\u00edch teplot, co\u017e je d\u016fvod, pro\u010d se objevuje v aplikac\u00edch souvisej\u00edc\u00edch s LNG a v chlazen\u00e9m provozu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Doprava<\/strong> pokr\u00fdv\u00e1 karoserie n\u00e1kladn\u00edch vozidel a p\u0159\u00edv\u011bs\u016f, skl\u00e1p\u011bc\u00ed korby, panely \u017eelezni\u010dn\u00edch voz\u016f a panc\u00e9\u0159ov\u00e1n\u00ed vozidel. <strong>H131<\/strong> stav 5086 je kvalifikov\u00e1n podle MIL-DTL-46027 pro lehk\u00e1 obrn\u011bn\u00e1 vozidla \u2014 nika, ale skute\u010dn\u00e1 specifikace, kterou m\u00e1 jen m\u00e1lo jin\u00fdch slitin \u0159ady 5xxx.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ostatn\u00ed konstruk\u010dn\u00ed pr\u00e1ce<\/strong> zahrnuje sou\u010d\u00e1sti vrtn\u00fdch souprav, pob\u0159e\u017en\u00ed konstrukce, televizn\u00ed a p\u0159enosov\u00e9 v\u011b\u017ee a kryty kryogenn\u00edch nebo nemagnetick\u00fdch za\u0159\u00edzen\u00ed, kde je nemagnetick\u00e1 povaha slitiny funk\u010dn\u00edm po\u017eadavkem, nikoli bonusem.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5086 vs 5083, 5052 a 6061<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/5086-vs-5083-5052-and-6061.png\" alt=\"\" class=\"wp-image-10577\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/5086-vs-5083-5052-and-6061.png 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/5086-vs-5083-5052-and-6061-300x225.png 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/5086-vs-5083-5052-and-6061-768x576.png 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/5086-vs-5083-5052-and-6061-16x12.png 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2025\/03\/5086-vs-5083-5052-and-6061-600x450.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">5083 a 5086 se \u010dasto popt\u00e1vaj\u00ed zam\u011bniteln\u011b, ale nejsou. Rozd\u00edl je asi 10\u201315 % pevnosti vym\u011bn\u011bn\u00e9 za tva\u0159itelnost, sva\u0159itelnost a n\u00e1klady.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Majetek<\/th><th>5086<\/th><th>5083<\/th><th>5052<\/th><th>6061<\/th><\/tr><\/thead><tbody><tr><td>Hlavn\u00ed leguj\u00edc\u00ed prvky<\/td><td>Mg 3,5\u20134,5 %, Mn 0,2\u20130,7 %<\/td><td>Mg 4,0\u20134,9 %, Mn 0,4\u20131,0 %<\/td><td>Mg 2,2\u20132,8%<\/td><td>Mg 0,8\u20131,2%, Si 0,4\u20130,8%<\/td><\/tr><tr><td>Pevnost v tahu (MPa, typick\u00e1)<\/td><td>275 \u2013 345 (H32)<\/td><td>300 \u2013 350 (H32)<\/td><td>210 \u2013 260 (H32)<\/td><td>~310 (T6)<\/td><\/tr><tr><td>Mez kluzu (MPa, typick\u00e1)<\/td><td>195 \u2013 240 (H32)<\/td><td>215 \u2013 260 (H32)<\/td><td>160 \u2013 195 (H32)<\/td><td>~275 (T6)<\/td><\/tr><tr><td>Prodlou\u017een\u00ed (%)<\/td><td>6 \u2013 12<\/td><td>10 \u2013 14<\/td><td>12 \u2013 20<\/td><td>8 \u2013 12<\/td><\/tr><tr><td>Hustota (g\/cm\u00b3)<\/td><td>2.66<\/td><td>2.66<\/td><td>2.68<\/td><td>2.70<\/td><\/tr><tr><td>Tepeln\u00e1 vodivost (W\/m\u00b7K)<\/td><td>117 \u2013 127<\/td><td>117 \u2013 121<\/td><td>~138<\/td><td>~167<\/td><\/tr><tr><td>Tepeln\u011b zpracovateln\u00fd<\/td><td>Ne<\/td><td>Ne<\/td><td>Ne<\/td><td>Ano<\/td><\/tr><tr><td>Korozn\u00ed odolnost v mo\u0159sk\u00e9m prost\u0159ed\u00ed<\/td><td>Vynikaj\u00edc\u00ed<\/td><td>Vynikaj\u00edc\u00ed<\/td><td>Dobr\u00fd<\/td><td>M\u00edrn\u00e1<\/td><\/tr><tr><td>Relativn\u00ed n\u00e1klady vs 5052<\/td><td>M\u00edrn\u00e1 p\u0159ir\u00e1\u017eka<\/td><td>Vy\u0161\u0161\u00ed cena<\/td><td>Z\u00e1kladn\u00ed \u00fadaje<\/td><td>Doln\u00ed<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Volba mezi 5086 a 5083<\/strong> je obvykle jedin\u00e1 ot\u00e1zka: je omezuj\u00edc\u00edm faktorem pevnost, nebo zpracovatelnost?<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Zvolte 5083<\/strong> tam, kde rozhoduje pevnost \u2014 pono\u0159en\u00fd trupov\u00fd plech, prim\u00e1rn\u00ed offshore konstrukce, kryogenn\u00ed provoz, tlakov\u00e9 n\u00e1doby, kde vy\u0161\u0161\u00ed dovolen\u00e9 nap\u011bt\u00ed podle ASME umo\u017e\u0148uje zten\u010dit st\u011bnu, nebo kdekoli, kde klasifika\u010dn\u00ed spole\u010dnost po\u017eaduje maxim\u00e1ln\u00ed rezervu. Kompletn\u00ed data naleznete v na\u0161em <a href=\"https:\/\/premiumalu.com\/cs\/zvladnuti-5083-hlinikovych-slitin-odborna-prirucka\/\">pr\u016fvodce hlin\u00edkem 5083<\/a>.<\/li>\n\n\n\n<li><strong>Zvolte 5086<\/strong> tam, kde rozhoduje zpracovatelnost \u2014 sva\u0159ovan\u00e9 n\u00e1stavby a n\u00e1dr\u017ee, d\u00edly vy\u017eaduj\u00edc\u00ed t\u011bsn\u011bj\u0161\u00ed ohyby, ne\u017e 5083 toleruje, sekund\u00e1rn\u00ed konstrukce, nebo projekt, kde si p\u0159\u00edplatek za 5083 kupuje pevnost, kterou n\u00e1vrh nevyu\u017eije.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Obvykl\u00e1 odpov\u011b\u010f u v\u011bt\u0161\u00edch plavidel je oboj\u00ed: 5083-H116 pod \u010darou ponoru, 5086-H116 pro horn\u00ed trup a paluby, 5086-H32 pro suchou vnit\u0159n\u00ed konstrukci. Tato kombinace obvykle vyjde o n\u011bkolik procent levn\u011bji ne\u017e stavba cel\u00e1 z 5083, ani\u017e by cokoli ztratila v provozu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5052<\/strong> je volbou, kdy\u017e nen\u00ed vy\u017eadov\u00e1na ani pevnost, ani n\u00e1mo\u0159n\u00ed certifikace a rozhoduje tva\u0159itelnost nebo cena \u2014 viz <a href=\"https:\/\/premiumalu.com\/cs\/konecny-pruvodce-hlinikem-5052\/\">pr\u016fvodce hlin\u00edkem 5052<\/a>. <strong>6061<\/strong> v\u00edt\u011bz\u00ed, kdy\u017e je d\u00edl obr\u00e1b\u011bn\u00fd sp\u00ed\u0161e ne\u017e sva\u0159ovan\u00fd a pot\u0159ebuje vytvrzovatelnou pevnost; jeho sva\u0159ovan\u00e1 pevnost i odolnost v mo\u0159sk\u00e9 vod\u011b jsou ob\u011b hor\u0161\u00ed ne\u017e u 5086. Podrobnosti v <a href=\"https:\/\/premiumalu.com\/cs\/kompletni-pruvodce-hlinikem-6061\/\">pr\u016fvodce hlin\u00edkem 6061<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kdy je 5086 \u0161patnou volbou<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Podm\u00ednky jsou d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e ozna\u010den\u00ed aplikace, proto je toto ps\u00e1no jako podm\u00ednky, nikoli jako seznam d\u00edl\u016f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Specifikujte 5086, kdy\u017e:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Konstrukce je sva\u0159ovan\u00e1 a p\u0159ich\u00e1z\u00ed do styku s mo\u0159skou vodou nebo n\u00e1mo\u0159n\u00ed atmosf\u00e9rou a v objedn\u00e1vce je uvedeno H116 nebo H321.<\/li>\n\n\n\n<li>D\u00edl vy\u017eaduje v\u011bt\u0161\u00ed tva\u0159itelnost, ne\u017e 5083 umo\u017e\u0148uje, p\u0159i zachov\u00e1n\u00ed korozn\u00ed odolnosti v n\u00e1mo\u0159n\u00ed kvalit\u011b.<\/li>\n\n\n\n<li>N\u00e1vrh je pevnostn\u011b vyhovuj\u00edc\u00ed na \u00farovn\u00edch 5086 a p\u0159\u00edplatek za 5083 nic nep\u0159in\u00e1\u0161\u00ed.<\/li>\n\n\n\n<li>Provozn\u00ed teplota z\u016fst\u00e1v\u00e1 pod 65 \u00b0C, nebo jsou tepl\u00e9 z\u00f3ny izolov\u00e1ny.<\/li>\n\n\n\n<li>Je vy\u017eadov\u00e1na hou\u017eevnatost p\u0159i n\u00edzk\u00fdch teplot\u00e1ch \u2014 kryogenn\u00ed nebo chlazen\u00fd provoz, kde by uhl\u00edkov\u00e1 ocel zk\u0159ehla.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Hledejte jinde, kdy\u017e:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Trval\u00fd provoz p\u0159ekra\u010duje ~65 \u00b0C v korozn\u00edm prost\u0159ed\u00ed. Senzibilizace beta f\u00e1z\u00ed je nevratn\u00e1; pou\u017eijte 5052 nebo 6061.<\/li>\n\n\n\n<li>Dekorativn\u00ed eloxov\u00e1n\u00ed je kone\u010dn\u00e1 \u00faprava. 5086 se eloxuje ochrann\u011b, nikoli atraktivn\u011b \u2014 spr\u00e1vnou volbou je 5005 nebo 6063.<\/li>\n\n\n\n<li>D\u00edl je prim\u00e1rn\u011b obr\u00e1b\u011bn\u00fd z pln\u00e9ho materi\u00e1lu ve velk\u00e9m objemu. 6061 nebo 2011 budou rychlej\u0161\u00ed a levn\u011bj\u0161\u00ed.<\/li>\n\n\n\n<li>Po\u017eadavkem je maxim\u00e1ln\u00ed pevnost a sva\u0159ov\u00e1n\u00ed je minim\u00e1ln\u00ed. 6061-T6 nebo 7075-T651 p\u0159ekonaj\u00ed jakoukoli slitinu \u0159ady 5xxx.<\/li>\n\n\n\n<li>Sestava spojuje 5086 s ocel\u00ed nebo slitinami m\u011bdi bez izolace a bez ob\u011btn\u00ed ochrany. Galvanick\u00e1 koroze bude re\u017eimem poruchy.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V r\u00e1mci cel\u00e9 \u0159ady 5xxx jako celku <a href=\"https:\/\/premiumalu.com\/cs\/marine-grade-aluminum\/\">n\u00e1mo\u0159n\u00ed hlin\u00edkov\u00e1<\/a> p\u0159ehled pokr\u00fdv\u00e1, jak si 5052, 5083 a 5086 rozd\u011bluj\u00ed aplikace mezi sebou.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Normy, ekvivalenty a dokumentace<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Standardn\u00ed<\/th><th>Rozsah<\/th><\/tr><\/thead><tbody><tr><td>ASTM B209<\/td><td>Hlin\u00edkov\u00fd a hlin\u00edkov\u00fd slitinov\u00fd plech a deska<\/td><\/tr><tr><td>ASTM B928\/B928M<\/td><td>Plech a deska s vysok\u00fdm obsahem ho\u0159\u010d\u00edku pro n\u00e1mo\u0159n\u00ed pou\u017eit\u00ed (definuje H116 \/ H321)<\/td><\/tr><tr><td>ASTM B221<\/td><td>Lisovan\u00e9 ty\u010de, pruty, dr\u00e1ty, profily a trubky<\/td><\/tr><tr><td>ASTM B210 \/ B241<\/td><td>Beze\u0161v\u00e9 a sva\u0159ovan\u00e9 trubky a potrub\u00ed<\/td><\/tr><tr><td>ASME SB-209<\/td><td>Pou\u017eit\u00ed plechu a desky 5086 pro tlakov\u00e9 n\u00e1doby<\/td><\/tr><tr><td>AWS A5.10 \/ D1.2<\/td><td>Klasifikace p\u0159\u00eddavn\u00e9ho materi\u00e1lu a n\u00e1vrh konstruk\u010dn\u00edch svar\u016f<\/td><\/tr><tr><td>EN 485 \/ EN 573<\/td><td>Evropsk\u00e9 po\u017eadavky na plech, p\u00e1s, desku a slo\u017een\u00ed<\/td><\/tr><tr><td>MIL-DTL-46027<\/td><td>Panc\u00e9\u0159ov\u00e1 kvalita 5086 (H131)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ekvivalentn\u00ed ozna\u010den\u00ed: <strong>UNS A95086<\/strong>, <strong>EN AW-5086<\/strong>, <strong>AlMg4<\/strong>, <strong>Werkstoff 3.3545<\/strong>, <strong>ISO AlMg4<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pro zad\u00e1v\u00e1n\u00ed zak\u00e1zek nesou v\u00e1hu t\u0159i dokumenty. <strong>certifik\u00e1t o zkou\u0161ce z v\u00fdroby (MTC) podle EN 10204 3.1<\/strong> by m\u011bl b\u00fdt standardem u ka\u017ed\u00e9 objedn\u00e1vky \u2014 spojuje mechanick\u00e9 hodnoty a \u010d\u00edslo tavby s materi\u00e1lem ve va\u0161ich rukou. <strong>ASTM B928<\/strong> objedn\u00e1v\u00e1n\u00ed vy\u017eaduje v\u00fdsledky zkou\u0161ek exfolia\u010dn\u00ed a mezikrystalov\u00e9 koroze, nejen prohl\u00e1\u0161en\u00ed o shod\u011b. Inspekce t\u0159et\u00ed stranou (SGS nebo ekvivalent) stoj\u00ed za to p\u0159idat, kdy\u017e materi\u00e1l m\u00ed\u0159\u00ed do klasifikovan\u00e9 n\u00e1mo\u0159n\u00ed konstrukce. Schv\u00e1len\u00ed klasifika\u010dn\u00edmi spole\u010dnostmi (DNV, ABS, LR, CCS) se sjedn\u00e1vaj\u00ed pro ka\u017ed\u00fd projekt individu\u00e1ln\u011b, nikoli genericky \u2014 nastolte to v\u010das se svou lod\u011bnic\u00ed, proto\u017ee lh\u016fta pro schv\u00e1len\u00ed je obvykle del\u0161\u00ed ne\u017e lh\u016fta pro dod\u00e1n\u00ed materi\u00e1lu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Praktick\u00e9 pozn\u00e1mky pro objedn\u00e1vku: uve\u010fte v\u00fdslovn\u011b stav zpracov\u00e1n\u00ed, uve\u010fte \u0159\u00edd\u00edc\u00ed normu (B209 nebo B928 \u2014 nejsou zam\u011bniteln\u00e9), uve\u010fte tlou\u0161\u0165ku a toleranci nam\u00edsto jmenovit\u00e9ho rozm\u011bru, pojmenujte povrch a p\u0159\u00edpadnou ochrannou f\u00f3lii a p\u0159ilo\u017ete po\u017eadavky na zkou\u0161ky. V\u011bt\u0161ina probl\u00e9m\u016f s 5086 jsou probl\u00e9my specifikace, nikoli metalurgie.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Spolupr\u00e1ce s Linsy Aluminum<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Spole\u010dnost Linsy Aluminum dod\u00e1v\u00e1 <a href=\"https:\/\/premiumalu.com\/cs\/produkt\/slitina-hliniku-5086\/\">Hlin\u00edk 5086<\/a> jako deska a plech ve stavu O, H111, H112, H32, H34, H116 a H321 a jako ty\u010d ve stavu H111 a H112 \u2014 ty\u010d se nevyr\u00e1b\u00ed v n\u00e1mo\u0159n\u00edch stavech zpracov\u00e1n\u00ed, proto\u017ee H116 a H321 jsou specifikace pro ploch\u00e9 v\u00e1lcovan\u00e9 v\u00fdrobky. Vlastn\u00ed kapacity pokr\u00fdvaj\u00ed CNC obr\u00e1b\u011bn\u00ed, sva\u0159ov\u00e1n\u00ed, laserov\u00e9 \u0159ez\u00e1n\u00ed a povrchov\u00e9 \u00fapravy; kov\u00e1n\u00ed je koordinov\u00e1no prost\u0159ednictv\u00edm partnersk\u00fdch procesn\u00edch za\u0159\u00edzen\u00ed, nikoli prov\u00e1d\u011bno intern\u011b, tak\u017ee s n\u00edm p\u0159i pl\u00e1nov\u00e1n\u00ed po\u010d\u00edtejte, pokud v\u00e1\u0161 d\u00edl vy\u017eaduje kov\u00e1n\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ka\u017ed\u00e1 z\u00e1silka je dod\u00e1v\u00e1na s hutn\u00edm atestem (MTC) a testov\u00e1n\u00ed SGS lze zajistit na vy\u017e\u00e1d\u00e1n\u00ed. Certifik\u00e1ty klasifika\u010dn\u00edch spole\u010dnost\u00ed standardn\u011b nevyd\u00e1v\u00e1me \u2014 pokud je vy\u017eadov\u00e1no schv\u00e1len\u00ed DNV, ABS, LR nebo CCS, potvr\u010fte to v\u010das se svou lod\u011bnic\u00ed a my budeme postupovat podle schvalovac\u00ed cesty projektu. Pro nestandardn\u00ed rozm\u011bry je typick\u00e1 dodac\u00ed lh\u016fta 10\u201360 dn\u00ed a podporujeme n\u00edzk\u00e9 minim\u00e1ln\u00ed objednac\u00ed mno\u017estv\u00ed u zku\u0161ebn\u00edch a prototypov\u00fdch sestav.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Po\u0161lete n\u00e1m sv\u016fj v\u00fdkres nebo specifikaci a my potvrd\u00edme dostupn\u00e9 stavy zpracov\u00e1n\u00ed, rozm\u011bry, tolerance a dokumentaci a upozorn\u00edme na cokoli v provozn\u00edch podm\u00ednk\u00e1ch, co ukazuje na jinou slitinu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011br<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">5086 si zaslou\u017e\u00ed sv\u00e9 m\u00edsto jako praktick\u00fd st\u0159ed n\u00e1mo\u0159n\u00ed \u0159ady 5xxx: v\u00edce pevnosti ne\u017e 5052, v\u00edce tva\u0159itelnosti a sva\u0159itelnosti ne\u017e 5083 a vynikaj\u00edc\u00ed odolnost proti korozi v mo\u0159sk\u00e9 vod\u011b ve stavech, kter\u00e9 jsou pro ni testov\u00e1ny. T\u0159i v\u011bci, kter\u00e9 rozhoduj\u00ed o tom, zda je vhodn\u00e1 pro danou \u00falohu, jsou stav zpracov\u00e1n\u00ed v objedn\u00e1vce, strop 65 \u00b0C a zp\u016fsob, jak\u00fdm je sva\u0159ovan\u00fd spoj navr\u017een s ohledem na zm\u011bk\u010den\u00ed v tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3n\u011b. Pokud je ud\u011bl\u00e1te spr\u00e1vn\u011b, 5086 je shov\u00edvav\u00e1, dob\u0159e zdokumentovan\u00e1 slitina s desetilet\u00edmi provozu za sebou. Pokud je ud\u011bl\u00e1te \u0161patn\u011b \u2014 H32 specifikovan\u00fd pro pono\u0159en\u00fd provoz, trval\u00fd tepl\u00fd provoz nebo svar dimenzovan\u00fd na pevnost z\u00e1kladn\u00edho materi\u00e1lu \u2014 porucha bude vypadat jako probl\u00e9m materi\u00e1lu, kdy\u017e \u0161lo o probl\u00e9m specifikace.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Je 5086 pevn\u011bj\u0161\u00ed ne\u017e 5083?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ne. 5083 m\u00e1 p\u0159ibli\u017en\u011b o 10\u201315 % vy\u0161\u0161\u00ed pevnost v tahu a mez kluzu d\u00edky vy\u0161\u0161\u00edmu rozsahu ho\u0159\u010d\u00edku (4,0\u20134,9 % oproti 3,5\u20134,5 %). 5086 vym\u011b\u0148uje tuto rezervu za lep\u0161\u00ed tva\u0159itelnost, snadn\u011bj\u0161\u00ed sva\u0159ov\u00e1n\u00ed a obvykle ni\u017e\u0161\u00ed n\u00e1klady na materi\u00e1l. Tam, kde n\u00e1vrh nepot\u0159ebuje extra pevnost 5083, je 5086 ekonomi\u010dt\u011bj\u0161\u00ed volbou.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Co je limit 65 \u00b0C u 5086?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Trval\u00fd provoz nad p\u0159ibli\u017en\u011b 65 \u00b0C (150 \u00b0F) m\u016f\u017ee zp\u016fsobit, \u017ee ho\u0159\u010d\u00edk precipituje na hranic\u00edch zrn jako beta f\u00e1ze (Al\u2083Mg\u2082), kter\u00e1 je anodick\u00e1 v\u016f\u010di okoln\u00edmu kovu a otev\u00edr\u00e1 slitinu mezikrystalov\u00e9 korozi, exfoliaci a korozn\u00edmu prask\u00e1n\u00ed za nap\u011bt\u00ed. Tato zm\u011bna nen\u00ed vratn\u00e1 tepeln\u00fdm zpracov\u00e1n\u00edm. Stavy H116 a H321 jsou zpracov\u00e1ny a testov\u00e1ny tak, aby tomu odol\u00e1valy, ale teplotn\u00ed strop st\u00e1le plat\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ztr\u00e1c\u00ed 5086 pevnost p\u0159i sva\u0159ov\u00e1n\u00ed?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ano, v tepeln\u011b ovlivn\u011bn\u00e9 z\u00f3n\u011b. 5086 je nevytvrditeln\u00e1 tepeln\u00fdm zpracov\u00e1n\u00edm, tak\u017ee sva\u0159ovac\u00ed cyklus lok\u00e1ln\u011b odstran\u00ed zpevn\u011bn\u00ed za studena a HAZ se vrac\u00ed sm\u011brem ke stavu O \u2014 sestava H32 si v tomto p\u00e1smu zachov\u00e1v\u00e1 p\u0159ibli\u017en\u011b 70\u201375% meze kluzu z\u00e1kladn\u00edho materi\u00e1lu, p\u0159i\u010dem\u017e mez kluzu kles\u00e1 z ~210\u2013230 MPa sm\u011brem k ~115\u2013145 MPa. Sva\u0159ovan\u00e1 konstrukce by m\u011bla b\u00fdt dimenzov\u00e1na podle vlastnost\u00ed vy\u017e\u00edhan\u00e9 HAZ dle AWS D1.2, nikoli podle hodnot stavu z\u00e1kladn\u00edho materi\u00e1lu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kter\u00fd p\u0159\u00eddavn\u00fd dr\u00e1t m\u00e1m pou\u017e\u00edt pro 5086?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">ER5183 je obvykle prvn\u00ed volbou pro sva\u0159ov\u00e1n\u00ed 5086 se sebou sam\u00fdm, poskytuje nejbli\u017e\u0161\u00ed shodu pevnosti se z\u00e1kladn\u00edm materi\u00e1lem a dobr\u00e9 chov\u00e1n\u00ed p\u0159i korozivzdornosti v mo\u0159sk\u00e9m prost\u0159ed\u00ed. ER5356 je univerz\u00e1ln\u00ed alternativa a m\u00e1 m\u00edrn\u011b ni\u017e\u0161\u00ed pevnost ve stavu po sva\u0159ov\u00e1n\u00ed. ER5556 se p\u0159edepisuje tam, kde je rozhoduj\u00edc\u00ed pevnost spoje a je p\u0159ijateln\u00fd p\u0159\u00eddavn\u00fd materi\u00e1l s vy\u0161\u0161\u00edm obsahem ho\u0159\u010d\u00edku.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Je 5086 vhodn\u00fd pro tlakov\u00e9 n\u00e1doby?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ano. 5086 je standardn\u00ed materi\u00e1l pro sva\u0159ovan\u00e9 tlakov\u00e9 n\u00e1doby bez oh\u0159evu podle ASME Section VIII, dod\u00e1van\u00fd dle ASME SB-209, a je \u0161iroce pou\u017e\u00edv\u00e1n pro silni\u010dn\u00ed cisterny a chemick\u00e9 skladovac\u00ed n\u00e1dr\u017ee. Nem\u00e1 p\u0159echod z tv\u00e1rn\u00e9ho na k\u0159ehk\u00e9 poru\u0161en\u00ed, tak\u017ee si dob\u0159e vede i p\u0159i n\u00edzk\u00fdch teplot\u00e1ch. 5083 je preferov\u00e1n tam, kde vy\u0161\u0161\u00ed dovolen\u00e9 nap\u011bt\u00ed umo\u017e\u0148uje ten\u010d\u00ed st\u011bnu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Lze 5086 eloxovat?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ano, ale pro ochranu, nikoli pro vzhled. Eloxov\u00e1n\u00edm vznik\u00e1 tvrd\u0161\u00ed, korozivzdorn\u011bj\u0161\u00ed povrch, ale vysok\u00fd obsah ho\u0159\u010d\u00edku zp\u016fsobuje, \u017ee povrchov\u00e1 \u00faprava je m\u00e9n\u011b jasn\u00e1 a rovnom\u011brn\u00e1 ne\u017e u 5005 nebo 6063 a konzistence barvy mezi \u0161ar\u017eemi se h\u016f\u0159e udr\u017euje. Pro dekorativn\u00ed eloxovan\u00e9 d\u00edly m\u00edsto toho specifikujte 5005 nebo 6063.<\/p>","protected":false},"excerpt":{"rendered":"<p>What 5086 Aluminum Is 5086 belongs to the aluminum\u2013magnesium family. Magnesium is the primary alloying element and the source of both its solid-solution strength and its seawater performance; manganese and chromium are deliberate additions that control grain structure and limit intergranular attack. Copper is held to 0.10% maximum because even small amounts degrade chloride corrosion [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10576,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"5056 Aluminum: Properties, Tempers & Applications","_seopress_titles_desc":"A practical guide to 5056 aluminum: composition, O\/H32\/H34\/H38 tempers, mechanical properties, welding and forming notes, plus where rivet wire fits best.","_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":[177],"tags":[],"class_list":["post-8412","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-5000_6000-series-aluminum"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8412","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=8412"}],"version-history":[{"count":3,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8412\/revisions"}],"predecessor-version":[{"id":10581,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/posts\/8412\/revisions\/10581"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media\/10576"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/media?parent=8412"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/categories?post=8412"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/cs\/wp-json\/wp\/v2\/tags?post=8412"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}