{"id":18992,"date":"2026-07-12T10:49:59","date_gmt":"2026-07-12T10:49:59","guid":{"rendered":"https:\/\/tuohaihardware.com\/?p=18992"},"modified":"2026-09-26T08:15:20","modified_gmt":"2026-09-26T08:15:20","slug":"pozinkovany-vs-pozinkovany-retez-jaky-je-rozdil","status":"publish","type":"post","link":"https:\/\/tuohaihardware.com\/cs\/zinc-plated-vs-galvanized-chain-what-is-the-difference\/","title":{"rendered":"Pozinkovan\u00fd vs. pozinkovan\u00fd \u0159et\u011bz: Jak\u00fd je rozd\u00edl?"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-18999\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Plated-vs-Galvanized-Chain.jpg\" alt=\"Pozinkovan\u00fd vs. pozinkovan\u00fd \u0159et\u011bz\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Plated-vs-Galvanized-Chain.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Plated-vs-Galvanized-Chain-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Plated-vs-Galvanized-Chain-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>P\u0159i n\u00e1kupu kovov\u00fdch \u0159et\u011bz\u016f si mnoho z\u00e1kazn\u00edk\u016f klade stejnou ot\u00e1zku: Jak\u00fd je rozd\u00edl mezi pozinkovan\u00fdm \u0159et\u011bzem a galvanizovan\u00fdm \u0159et\u011bzem a kter\u00fd z nich je pro jejich pou\u017eit\u00ed lep\u0161\u00ed?<\/p>\n<p>A\u010dkoli ob\u011b povrchov\u00e9 \u00fapravy jsou zinkov\u00e9 povlaky, kter\u00e9 chr\u00e1n\u00ed \u0159et\u011bz p\u0159ed koroz\u00ed nanesen\u00edm zinkov\u00e9 vrstvy, nejsou to sam\u00e9. V \u0159et\u011bzov\u00e9m pr\u016fmyslu se pozinkovan\u00fd \u0159et\u011bz obvykle vztahuje na galvanicky pozinkovan\u00fd \u0159et\u011bz nebo <a href=\"https:\/\/tuohaihardware.com\/cs\/ocelovy-retez\/pozinkovany-retez\/\">elektrolyticky pozinkovan\u00fd \u0159et\u011bz<\/a>, zat\u00edmco pozinkovan\u00fd \u0159et\u011bz se obvykle vztahuje na <a href=\"https:\/\/tuohaihardware.com\/cs\/ocelovy-retez\/zarove-pozinkovany-retez\/\" target=\"_blank\" rel=\"noopener\">\u017e\u00e1rov\u011b pozinkovan\u00fd (HDG) \u0159et\u011bz<\/a>. Tyto dva povrchov\u00e9 \u00fapravy se li\u0161\u00ed vzhledem, v\u00fdrobn\u00edm procesem, trvanlivost\u00ed a odolnost\u00ed proti korozi. V\u00fdb\u011br spr\u00e1vn\u00e9ho zinkov\u00e9ho povlaku je \u010dasto d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e pouh\u00e1 volba dra\u017e\u0161\u00edho produktu.<\/p>\n<h2><strong>Pozinkovan\u00fd vs. pozinkovan\u00fd \u0159et\u011bz: V\u00fdrobn\u00ed proces<\/strong><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-18998\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Coating-Manufacturing-Process.jpg\" alt=\"V\u00fdrobn\u00ed proces zinkov\u00e9ho povlaku\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Coating-Manufacturing-Process.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Coating-Manufacturing-Process-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Coating-Manufacturing-Process-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>Hlavn\u00ed rozd\u00edl mezi pozinkovan\u00fdm a galvanizovan\u00fdm \u0159et\u011bzem spo\u010d\u00edv\u00e1 ve zp\u016fsobu nan\u00e1\u0161en\u00ed zinkov\u00e9ho povlaku.<\/p>\n<p>Pozinkovan\u00fd \u0159et\u011bz vyu\u017e\u00edv\u00e1 proces galvanick\u00e9ho zinkov\u00e1n\u00ed. B\u011bhem tohoto procesu se ionty zinku elektrol\u00fdzou ukl\u00e1daj\u00ed na povrch \u0159et\u011bzu a vytv\u00e1\u0159ej\u00ed rovnom\u011brn\u00fd ochrann\u00fd zinkov\u00fd povlak.<\/p>\n<p>Hlavn\u00ed rysy tohoto procesu jsou:<\/p>\n<ul>\n<li>Zinkov\u00fd povlak je rozlo\u017een rovnom\u011brn\u011bji.<\/li>\n<li>Povrch je hlad\u0161\u00ed.<\/li>\n<li>Na rozm\u011bry \u0159et\u011bzu to m\u00e1 mal\u00fd vliv.<\/li>\n<li>Je vhodn\u00fd jak pro mal\u00e9, tak pro slo\u017eit\u011bj\u0161\u00ed \u0159et\u011bzy.<\/li>\n<\/ul>\n<p>Z tohoto d\u016fvodu se b\u011b\u017en\u011b pou\u017e\u00edv\u00e1 zinkov\u00e1n\u00ed <a href=\"https:\/\/tuohaihardware.com\/cs\/nesvarovany-retez\/retez-s-dvojitou-smyckou\/\" target=\"_blank\" rel=\"noopener\">dvojit\u00e9 smy\u010dkov\u00e9 \u0159et\u011bzy<\/a>, <a href=\"https:\/\/tuohaihardware.com\/cs\/nesvarovany-retez\/zvedak-retez\/\" target=\"_blank\" rel=\"noopener\">\u0159et\u011bzy typu Jack<\/a>, <a href=\"https:\/\/tuohaihardware.com\/cs\/nesvarovany-retez\/kridlovy-retez\/\" target=\"_blank\" rel=\"noopener\">okenn\u00ed \u0159et\u011bzy<\/a>, a dal\u0161\u00ed ozdobn\u00e9 bez\u0161vov\u00e9 \u0159et\u011bzy.<\/p>\n<p>Pozinkovan\u00fd \u0159et\u011bz se obvykle ozna\u010duje jako \u017e\u00e1rov\u011b zinkovan\u00fd (HDG) \u0159et\u011bz, kter\u00fd se vyr\u00e1b\u00ed procesem \u017e\u00e1rov\u00e9ho zinkov\u00e1n\u00ed. Po vy\u010di\u0161t\u011bn\u00ed se \u0159et\u011bz pono\u0159\u00ed do roztaven\u00e9ho zinku o teplot\u011b p\u0159ibli\u017en\u011b 450 \u00b0C. Zinek reaguje s povrchem oceli a vytv\u00e1\u0159\u00ed vrstvu slitiny zinku a \u017eeleza a vn\u011bj\u0161\u00ed vrstvu zinku. Povlak vytvo\u0159en\u00fd t\u00edmto procesem se pevn\u011bji p\u0159ipoj\u00ed k povrchu \u0159et\u011bzu a je m\u00e9n\u011b pravd\u011bpodobn\u00e9, \u017ee se p\u0159i b\u011b\u017en\u00e9m pou\u017e\u00edv\u00e1n\u00ed odlupuje.<\/p>\n<p>Z hlediska v\u00fdroby nen\u00ed ani jeden proces jednozna\u010dn\u011b lep\u0161\u00ed ne\u017e druh\u00fd. Nejv\u011bt\u0161\u00ed rozd\u00edl spo\u010d\u00edv\u00e1 ve zp\u016fsobu tvorby zinkov\u00e9ho povlaku, co\u017e je hlavn\u00ed d\u016fvod, pro\u010d se li\u0161\u00ed vzhledem, odolnost\u00ed proti opot\u0159eben\u00ed a korozi.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-18997\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Plated-vs-Galvanized-Chain-What-Is-the-Difference.jpg\" alt=\"Pozinkovan\u00fd vs. pozinkovan\u00fd \u0159et\u011bz, jak\u00fd je rozd\u00edl?\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Plated-vs-Galvanized-Chain-What-Is-the-Difference.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Plated-vs-Galvanized-Chain-What-Is-the-Difference-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Plated-vs-Galvanized-Chain-What-Is-the-Difference-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<h2><strong>Pozinkovan\u00fd vs. pozinkovan\u00fd \u0159et\u011bz: Rozd\u00edl ve vzhledu<\/strong><\/h2>\n<p>Vzhled je pro kupuj\u00edc\u00ed nejjednodu\u0161\u0161\u00ed zp\u016fsob, jak rozli\u0161it mezi pozinkovan\u00fdm a pozinkovan\u00fdm \u0159et\u011bzem.<\/p>\n<p>Pozinkovan\u00fd \u0159et\u011bz m\u00e1 hlad\u0161\u00ed a jasn\u011bj\u0161\u00ed povrch s jednotn\u011bj\u0161\u00ed barvou. Mezi b\u011b\u017en\u00e9 povrchov\u00e9 \u00fapravy pat\u0159\u00ed b\u00edl\u00e9, modr\u00e9 a \u017elut\u00e9 zinkov\u00e1n\u00ed. Tyto povrchov\u00e9 \u00fapravy se l\u00e9pe hod\u00ed pro aplikace, kde je d\u016fle\u017eit\u00fd vzhled, jako jsou nap\u0159\u00edklad z\u00e1v\u011bsn\u00e9 \u0159et\u011bzy na sv\u011btla, \u0159et\u011bzy na vystaven\u00ed produkt\u016f, ozdobn\u00e9 \u0159et\u011bzy a n\u011bkter\u00e9 architektonick\u00e9 kov\u00e1n\u00ed.<\/p>\n<p>Pozinkovan\u00fd \u0159et\u011bz m\u00e1 obvykle \u0161edou barvu a drsn\u011bj\u0161\u00ed povrch. V n\u011bkter\u00fdch p\u0159\u00edpadech m\u016f\u017eete na povrchu vid\u011bt texturu zinkov\u00e9ho povlaku nebo dokonce mal\u00e9 zinkov\u00e9 hrudky. To neznamen\u00e1, \u017ee \u0159et\u011bz je \u0161patn\u00e9 kvality. Jsou to norm\u00e1ln\u00ed vlastnosti procesu \u017e\u00e1rov\u00e9ho zinkov\u00e1n\u00ed a neovliv\u0148uj\u00ed jeho ochranu proti korozi.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19000\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Coating-Chain-Wear-Resistance.jpg\" alt=\"Odolnost \u0159et\u011bzu proti opot\u0159eben\u00ed zinkov\u00e9ho povlaku\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Coating-Chain-Wear-Resistance.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Coating-Chain-Wear-Resistance-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Zinc-Coating-Chain-Wear-Resistance-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<h2><strong>Pozinkovan\u00fd vs. pozinkovan\u00fd \u0159et\u011bz: Odolnost proti opot\u0159eben\u00ed<\/strong><\/h2>\n<p>P\u0159i koupi pozinkovan\u00e9ho \u0159et\u011bzu si mnoho lid\u00ed plete odolnost proti opot\u0159eben\u00ed s pevnost\u00ed \u0159et\u011bzu. Ve skute\u010dnosti ani zinkov\u00e1n\u00ed, ani \u017e\u00e1rov\u00e9 zinkov\u00e1n\u00ed nezvy\u0161uj\u00ed pevnost \u0159et\u011bzu v tahu. Pevnost v tahu z\u00e1vis\u00ed na materi\u00e1lu, velikosti \u0159et\u011bzu, sva\u0159ov\u00e1n\u00ed a tepeln\u00e9m zpracov\u00e1n\u00ed, nikoli na zinkov\u00e9 vrstv\u011b.<\/p>\n<p>Zinkov\u00fd povlak na pozinkovan\u00e9m \u0159et\u011bzu je relativn\u011b tenk\u00fd, obvykle 5 a\u017e 25 mikron\u016f. Pokud je \u0159et\u011bz b\u011bhem pou\u017e\u00edv\u00e1n\u00ed vystaven \u010dast\u00e9mu t\u0159en\u00ed nebo n\u00e1raz\u016fm, zinkov\u00fd povlak se sn\u00e1ze opot\u0159ebuje. Z tohoto d\u016fvodu m\u00e1 pozinkovan\u00fd \u0159et\u011bz obecn\u011b ni\u017e\u0161\u00ed odolnost proti opot\u0159eben\u00ed ne\u017e pozinkovan\u00fd \u0159et\u011bz.<\/p>\n<p>Zinkov\u00fd povlak na pozinkovan\u00e9m \u0159et\u011bzu je odoln\u011bj\u0161\u00ed proti opot\u0159eben\u00ed a obvykle m\u00e1 tlou\u0161\u0165ku 45 a\u017e 150 mikron\u016f. Skl\u00e1d\u00e1 se z tvrd\u00e9 vrstvy slitiny zinku a \u017eeleza a vn\u011bj\u0161\u00ed vrstvy \u010dist\u00e9ho zinku. Tyto dv\u011b vrstvy chr\u00e1n\u00ed \u0159et\u011bz spole\u010dn\u011b. Proto\u017ee je povlak mnohem siln\u011bj\u0161\u00ed ne\u017e galvanick\u00e9 pokovov\u00e1n\u00ed, \u017e\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz m\u016f\u017ee i nad\u00e1le poskytovat spolehlivou ochranu i po opakovan\u00e9m t\u0159en\u00ed, n\u00e1razech a dlouhodob\u00e9m venkovn\u00edm pou\u017e\u00edv\u00e1n\u00ed.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19001\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Difference-in-Corrosion-Resistance.jpg\" alt=\"Rozd\u00edl v odolnosti proti korozi\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Difference-in-Corrosion-Resistance.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Difference-in-Corrosion-Resistance-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/Difference-in-Corrosion-Resistance-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<h2><strong>Rozd\u00edl v odolnosti proti korozi<\/strong><\/h2>\n<p>Odolnost proti korozi je nejv\u011bt\u0161\u00edm rozd\u00edlem mezi pozinkovan\u00fdm \u0159et\u011bzem a galvanizovan\u00fdm \u0159et\u011bzem. Oba procesy chr\u00e1n\u00ed \u0159et\u011bz nanesen\u00edm zinkov\u00e9ho povlaku, kter\u00fd zabra\u0148uje korozi, ale jejich odolnost proti korozi se li\u0161\u00ed.<\/p>\n<p>Zinkov\u00fd povlak chr\u00e1n\u00ed \u0159et\u011bz dv\u011bma zp\u016fsoby:<\/p>\n<ul>\n<li>Zinkov\u00fd povlak vytv\u00e1\u0159\u00ed na povrchu \u0159et\u011bzu bari\u00e9ru, kter\u00e1 sni\u017euje p\u0159\u00edm\u00fd kontakt mezi ocel\u00ed a vlhkost\u00ed, kysl\u00edkem a dal\u0161\u00edmi korozivn\u00edmi l\u00e1tkami, a t\u00edm zpomaluje korozi.<\/li>\n<li>Zinek je aktivn\u011bj\u0161\u00ed ne\u017e ocel, tak\u017ee funguje jako ob\u011btn\u00ed anoda a koroduje jako prvn\u00ed. T\u00edm chr\u00e1n\u00ed ocel pod n\u00ed. Jak zinek koroduje, vytv\u00e1\u0159\u00ed na sv\u00e9m povrchu ochrannou vrstvu, kter\u00e1 d\u00e1le zpomaluje proces koroze.<\/li>\n<\/ul>\n<p>Z tohoto d\u016fvodu je ochrana proti korozi zinkov\u00e9ho povlaku p\u0159\u00edmo \u00fam\u011brn\u00e1 jeho tlou\u0161\u0165ce.<\/p>\n<p>Zinkov\u00fd povlak vyroben\u00fd procesem zinkov\u00e1n\u00ed je relativn\u011b tenk\u00fd, obvykle 5\u201325 mikron\u016f. Je vhodn\u00fd pro aplikace, kter\u00e9 vy\u017eaduj\u00ed z\u00e1kladn\u00ed ochranu proti korozi. V interi\u00e9ru nebo such\u00e9m prost\u0159ed\u00ed obvykle posta\u010duje pozinkovan\u00fd \u0159et\u011bz, kter\u00fd tak\u00e9 poskytuje lep\u0161\u00ed dekorativn\u00ed vzhled.<\/p>\n<p>Zinkov\u00fd povlak na \u017e\u00e1rov\u011b pozinkovan\u00e9m \u0159et\u011bzu je mnohem siln\u011bj\u0161\u00ed. Ve venkovn\u00edm, mokr\u00e9m, soln\u00e9m nebo mo\u0159sk\u00e9m prost\u0159ed\u00ed poskytuje lep\u0161\u00ed dlouhodobou ochranu proti korozi. Proto <a href=\"https:\/\/tuohaihardware.com\/cs\/ocelovy-retez\/retez-morske-kotvy\/\" target=\"_blank\" rel=\"noopener\">kotevn\u00ed \u0159et\u011bz<\/a>, Lodn\u00ed \u0159et\u011bzy, kotv\u00edc\u00ed \u0159et\u011bzy a venkovn\u00ed bezpe\u010dnostn\u00ed \u0159et\u011bzy se b\u011b\u017en\u011b \u017e\u00e1rov\u011b zinkuj\u00ed. Pro dlouhodob\u00e9 pou\u017eit\u00ed ve venkovn\u00edm, vlhk\u00e9m nebo solen\u00e9m prost\u0159ed\u00ed \u017e\u00e1rov\u011b zinkovan\u00fd \u0159et\u011bz obvykle poskytuje odoln\u011bj\u0161\u00ed ochranu proti korozi ne\u017e pozinkovan\u00fd \u0159et\u011bz.<\/p>\n<p>Zinkov\u00fd povlak na \u017e\u00e1rov\u011b zinkovan\u00e9m \u0159et\u011bzu m\u00e1 nav\u00edc omezen\u00fd samoopravn\u00fd \u00fa\u010dinek. Pokud je povlak po\u0161kozen jen v mal\u00e9 oblasti, okoln\u00ed zinek m\u016f\u017ee nad\u00e1le chr\u00e1nit odkrytou ocel p\u016fsoben\u00edm ob\u011btn\u00ed anody. Z\u00e1rove\u0148 korozn\u00ed produkty zinku vytv\u00e1\u0159ej\u00ed na povrchu ochrannou vrstvu, kter\u00e1 d\u00e1le zpomaluje korozi. Tato ochrana je v\u0161ak omezen\u00e1 a nedok\u00e1\u017ee obnovit samotn\u00fd po\u0161kozen\u00fd zinkov\u00fd povlak.<\/p>\n<h2><strong>Srovn\u00e1vac\u00ed tabulka pozinkovan\u00fdch a pozinkovan\u00fdch \u0159et\u011bz\u016f<\/strong><\/h2>\n<p>Nyn\u00ed, kdy\u017e jsme se pod\u00edvali na rozd\u00edly ve vzhledu, v\u00fdrobn\u00edm procesu, odolnosti proti opot\u0159eben\u00ed a odolnosti proti korozi mezi zinkov\u00e1n\u00edm a \u017e\u00e1rov\u00fdm zinkov\u00e1n\u00edm, m\u016f\u017eete pro rychl\u00e9 srovn\u00e1n\u00ed t\u011bchto dvou metod zinkov\u00e1n\u00ed pou\u017e\u00edt n\u00ed\u017ee uvedenou tabulku.<\/p>\n<table width=\"580\">\n<tbody>\n<tr>\n<td colspan=\"4\" width=\"580\">\n<h4 style=\"text-align: center;\">Porovn\u00e1n\u00ed pozinkovan\u00fdch a pozinkovan\u00fdch \u0159et\u011bz\u016f<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"101\"><strong>Porovn\u00e1vac\u00ed polo\u017eka<\/strong><\/td>\n<td width=\"137\"><strong>Pozinkovan\u00fd \u0159et\u011bz<\/strong><\/td>\n<td width=\"137\"><strong>\u017d\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz<\/strong><\/td>\n<td width=\"204\"><strong>Doporu\u010den\u00e1 volba<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Spole\u010dn\u00fd proces<\/td>\n<td width=\"137\">Galvanick\u00e9 zinkov\u00e1n\u00ed (galvanick\u00e9 pokovov\u00e1n\u00ed zinkem)<\/td>\n<td width=\"137\">\u017d\u00e1rov\u00e9 zinkov\u00e1n\u00ed<\/td>\n<td width=\"204\">V\u017edy si ov\u011b\u0159te proces povrchov\u00e9 \u00fapravy, nikoli se spol\u00e9hejte pouze na term\u00edn \u201cpozinkovan\u00fd\u201d.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Struktura povlaku<\/td>\n<td width=\"137\">Tenk\u00e1 galvanicky pokoven\u00e1 vrstva zinku<\/td>\n<td width=\"137\">Vrstva slitiny zinku a \u017eeleza s vn\u011bj\u0161\u00ed vrstvou \u010dist\u00e9ho zinku<\/td>\n<td width=\"204\">\u017d\u00e1rov\u00e9 zinkov\u00e1n\u00ed vytv\u00e1\u0159\u00ed metalurgicky spojen\u00fd povlak.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Typick\u00e1 tlou\u0161\u0165ka zinkov\u00e9ho povlaku<\/td>\n<td width=\"137\">P\u0159ibli\u017en\u011b 5\u201325 \u03bcm<\/td>\n<td width=\"137\">Typicky 45\u2013150 \u03bcm nebo vy\u0161\u0161\u00ed<\/td>\n<td width=\"204\">Siln\u011bj\u0161\u00ed vrstva obvykle poskytuje del\u0161\u00ed ochranu proti korozi.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Vzhled povrchu<\/td>\n<td width=\"137\">Z\u00e1\u0159iv\u00fd, hladk\u00fd a jednotn\u00fd povrch<\/td>\n<td width=\"137\">\u0160ed\u00fd, matn\u00fd a m\u00edrn\u011b drsn\u00fd povrch<\/td>\n<td width=\"204\">Pokud je vzhled prioritou, zvolte pozinkovan\u00fd povrch.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Mo\u017enosti povrchov\u00e9 \u00fapravy<\/td>\n<td width=\"137\">B\u00edl\u00fd zinek, modr\u00fd zinek, barevn\u00fd zinek atd.<\/td>\n<td width=\"137\">P\u0159\u00edrodn\u00ed pozinkovan\u00fd povrch<\/td>\n<td width=\"204\">Zinkov\u00e1n\u00ed nab\u00edz\u00ed v\u00edce mo\u017enost\u00ed dekorativn\u00ed \u00fapravy.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Rozm\u011brov\u00e1 p\u0159esnost<\/td>\n<td width=\"137\">Lep\u0161\u00ed rozm\u011brov\u00e1 konzistence s minim\u00e1ln\u00edm n\u00e1nosem povlaku<\/td>\n<td width=\"137\">Siln\u011bj\u0161\u00ed vrstva m\u016f\u017ee m\u00edrn\u011b ovlivnit rozm\u011bry<\/td>\n<td width=\"204\">Pozinkov\u00e1n\u00ed je lep\u0161\u00ed pro v\u00fdrobky s u\u017e\u0161\u00edmi rozm\u011brov\u00fdmi tolerancemi.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Odolnost proti opot\u0159eben\u00ed<\/td>\n<td width=\"137\">Vhodn\u00e9 pro lehk\u00e9 aplikace s omezen\u00fdm od\u011brem<\/td>\n<td width=\"137\">Lep\u0161\u00ed odolnost proti od\u011bru a opakovan\u00e9 manipulaci<\/td>\n<td width=\"204\">\u017d\u00e1rov\u00e9 zinkov\u00e1n\u00ed se doporu\u010duje pro n\u00e1ro\u010dn\u00e1 prost\u0159ed\u00ed.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Odolnost proti korozi<\/td>\n<td width=\"137\">Vhodn\u00e9 pro vnit\u0159n\u00ed a m\u00edrn\u011b korozivn\u00ed prost\u0159ed\u00ed<\/td>\n<td width=\"137\">Vynikaj\u00edc\u00ed v\u00fdkon ve venkovn\u00edm, vlhk\u00e9m a mo\u0159sk\u00e9m prost\u0159ed\u00ed<\/td>\n<td width=\"204\">Vyb\u00edrejte podle skute\u010dn\u00e9ho servisn\u00edho prost\u0159ed\u00ed, nikoli pouze podle ceny.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Mechanick\u00e1 pevnost<\/td>\n<td width=\"137\">Nezvy\u0161uje pevnost \u0159et\u011bzu<\/td>\n<td width=\"137\">Nezvy\u0161uje pevnost \u0159et\u011bzu<\/td>\n<td width=\"204\">Pevnost \u0159et\u011bzu z\u00e1vis\u00ed na jakosti materi\u00e1lu, kvalit\u011b sva\u0159ov\u00e1n\u00ed a tepeln\u00e9m zpracov\u00e1n\u00ed, nikoli na zinkov\u00e9 vrstv\u011b.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Po\u017eadavek na \u00fadr\u017ebu<\/td>\n<td width=\"137\">V n\u00e1ro\u010dn\u00fdch podm\u00ednk\u00e1ch m\u016f\u017ee vy\u017eadovat \u010dast\u011bj\u0161\u00ed kontrolu<\/td>\n<td width=\"137\">Del\u0161\u00ed intervaly \u00fadr\u017eby za stejn\u00fdch podm\u00ednek<\/td>\n<td width=\"204\">Zva\u017ete celkov\u00e9 n\u00e1klady \u017eivotn\u00edho cyklu, nikoli pouze po\u010d\u00e1te\u010dn\u00ed po\u0159izovac\u00ed cenu.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Typick\u00e9 aplikace<\/td>\n<td width=\"137\">Z\u00e1v\u011bsn\u00fd \u0159et\u011bz, Dekorativn\u00ed \u0159et\u011bz, \u0158et\u011bz na vystaven\u00ed zbo\u017e\u00ed, Sv\u011bteln\u00fd \u0159et\u011bz, \u0158et\u011bz na hardware<\/td>\n<td width=\"137\">Lodn\u00ed \u0159et\u011bz, kotevn\u00ed \u0159et\u011bz, uvazovac\u00ed \u0159et\u011bz, venkovn\u00ed \u0159et\u011bz, zem\u011bd\u011blsk\u00fd \u0159et\u011bz, pr\u016fmyslov\u00fd \u0159et\u011bz, \u0159et\u011bz pro vysok\u00e9 zat\u00ed\u017een\u00ed<\/td>\n<td width=\"204\">Povrchovou \u00fapravu p\u0159izp\u016fsobte zam\u00fd\u0161len\u00e9mu pou\u017eit\u00ed.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Nejlep\u0161\u00ed aplika\u010dn\u00ed prost\u0159ed\u00ed<\/td>\n<td width=\"137\">Vnit\u0159n\u00ed, such\u00e9 nebo m\u00edrn\u011b korozivn\u00ed prost\u0159ed\u00ed<\/td>\n<td width=\"137\">Venkovn\u00ed, pob\u0159e\u017en\u00ed, vlhkostn\u00ed a mo\u0159sk\u00e9 prost\u0159ed\u00ed<\/td>\n<td width=\"204\">Podm\u00ednky prost\u0159ed\u00ed by m\u011bly b\u00fdt v\u017edy hlavn\u00edm krit\u00e9riem v\u00fdb\u011bru.<\/td>\n<\/tr>\n<tr>\n<td width=\"101\">Relativn\u00ed n\u00e1klady<\/td>\n<td width=\"137\">Spodn\u00ed<\/td>\n<td width=\"137\">Vy\u0161\u0161\u00ed<\/td>\n<td width=\"204\">Vy\u0161\u0161\u00ed po\u010d\u00e1te\u010dn\u00ed n\u00e1klady mohou sn\u00ed\u017eit dlouhodob\u00e9 n\u00e1klady na \u00fadr\u017ebu a v\u00fdm\u011bnu.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Je d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee zinkov\u00e1n\u00ed a \u017e\u00e1rov\u00e9 zinkov\u00e1n\u00ed nejsou jen lep\u0161\u00ed nebo hor\u0161\u00ed. Ka\u017ed\u00fd proces m\u00e1 sv\u00e9 vlastn\u00ed v\u00fdhody a je ur\u010den pro r\u016fzn\u00e9 aplikace. Li\u0161\u00ed se vzhledem, tlou\u0161\u0165kou zinkov\u00e9ho povlaku, odolnost\u00ed proti opot\u0159eben\u00ed a ochranou proti korozi, tak\u017ee je ka\u017ed\u00fd z nich vhodn\u00fd pro r\u016fzn\u00e9 pracovn\u00ed podm\u00ednky.<\/p>\n<p>P\u0159i v\u00fdb\u011bru pozinkovan\u00e9ho \u0159et\u011bzu byste m\u011bli zvolit spr\u00e1vn\u00fd proces povrchov\u00e9 \u00fapravy na z\u00e1klad\u011b skute\u010dn\u00e9ho provozn\u00edho prost\u0159ed\u00ed, sp\u00ed\u0161e ne\u017e porovn\u00e1vat pouze tlou\u0161\u0165ku povlaku nebo cenu.<\/p>\n<h2><strong>Jak vybrat ten spr\u00e1vn\u00fd pozinkovan\u00fd \u0159et\u011bz pro v\u00e1\u0161 projekt?<\/strong><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19002\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/How-to-Choose-the-Right-Zinc-Coated-Chain-for-Your-Project.jpg\" alt=\"Jak vybrat spr\u00e1vn\u00fd pozinkovan\u00fd \u0159et\u011bz pro v\u00e1\u0161 projekt\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/How-to-Choose-the-Right-Zinc-Coated-Chain-for-Your-Project.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/How-to-Choose-the-Right-Zinc-Coated-Chain-for-Your-Project-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/07\/How-to-Choose-the-Right-Zinc-Coated-Chain-for-Your-Project-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>V re\u00e1ln\u00fdch projektech Tuohai nejprve ov\u011b\u0159\u00ed pracovn\u00ed prost\u0159ed\u00ed, ne\u017e doporu\u010d\u00ed proces zinkov\u00e1n\u00ed.<\/p>\n<p>Pro \u0159et\u011bzy pou\u017e\u00edvan\u00e9 v interi\u00e9rov\u00fdch displej\u00edch, sv\u00edtidlech, dekorativn\u00edch aplikac\u00edch nebo obecn\u00e9m kov\u00e1n\u00ed je obvykle lep\u0161\u00ed volbou pozinkovan\u00fd \u0159et\u011bz. Poskytuje dostate\u010dnou ochranu proti korozi, lep\u0161\u00ed vzhled a cenov\u011b v\u00fdhodn\u011bj\u0161\u00ed \u0159e\u0161en\u00ed.<\/p>\n<p>Pro projekty, kter\u00e9 budou dlouhodob\u011b pou\u017e\u00edv\u00e1ny venku, ve vlhk\u00fdch prostor\u00e1ch, v prost\u0159ed\u00ed se solnou mlhou nebo v mo\u0159sk\u00fdch podm\u00ednk\u00e1ch, obvykle doporu\u010dujeme \u017e\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz, proto\u017ee poskytuje spolehliv\u011bj\u0161\u00ed ochranu proti korozi a ni\u017e\u0161\u00ed n\u00e1klady na \u00fadr\u017ebu po celou dobu sv\u00e9 \u017eivotnosti.<\/p>\n<p>Nap\u0159\u00edklad v\u011bt\u0161ina popt\u00e1vek na z\u00e1v\u011bsn\u00e9 \u0159et\u011bzy a dal\u0161\u00ed ozdobn\u00e9 bez\u0161vov\u00e9 \u0159et\u011bzy se t\u00fdk\u00e1 pozinkovan\u00e9 povrchov\u00e9 \u00fapravy, zat\u00edmco lodn\u00ed \u0159et\u011bzy, kotevn\u00ed \u0159et\u011bzy a podobn\u00e9 v\u00fdrobky jsou t\u00e9m\u011b\u0159 v\u017edy dod\u00e1v\u00e1ny s \u017e\u00e1rov\u011b pozinkovanou povrchovou \u00fapravou.<\/p>\n<p>Jednodu\u0161e \u0159e\u010deno, pokud m\u00e1 v\u00e1\u0161 projekt p\u0159\u00edsn\u00e9 po\u017eadavky na vzhled, rozm\u011brovou p\u0159esnost a cenu, je pozinkovan\u00fd \u0159et\u011bz ide\u00e1ln\u00ed volbou. Pokud v\u00e1\u0161 projekt vy\u017eaduje lep\u0161\u00ed odolnost proti opot\u0159eben\u00ed, siln\u011bj\u0161\u00ed ochranu proti korozi nebo dlouhodob\u00fd venkovn\u00ed v\u00fdkon, je \u017e\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz lep\u0161\u00ed volbou.<\/p>\n<h2><strong>Z\u00e1v\u011br<\/strong><\/h2>\n<p>Mezi pozinkovan\u00fdm \u0159et\u011bzem a \u017e\u00e1rov\u011b pozinkovan\u00fdm \u0159et\u011bzem neexistuje absolutn\u00ed v\u00edt\u011bz. Jsou ur\u010deny pro r\u016fzn\u00e1 pracovn\u00ed prost\u0159ed\u00ed. Pro vnit\u0159n\u00ed a dekorativn\u00ed pou\u017eit\u00ed obvykle posta\u010duje pozinkovan\u00fd \u0159et\u011bz. Pro dlouhodob\u00e9 venkovn\u00ed, vlhk\u00e9 nebo mo\u0159sk\u00e9 prost\u0159ed\u00ed je \u017e\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz spolehliv\u011bj\u0161\u00ed volbou.<\/p>\n<p>Pokud m\u00e1 v\u00e1\u0161 projekt specifick\u00e9 po\u017eadavky na povrchovou \u00fapravu \u0159et\u011bzu, doporu\u010duje se p\u0159ed zad\u00e1n\u00edm objedn\u00e1vky prodiskutovat s dodavatelem pracovn\u00ed prost\u0159ed\u00ed a technick\u00e9 po\u017eadavky. To v\u00e1m pom\u016f\u017ee vybrat nejvhodn\u011bj\u0161\u00ed materi\u00e1l a proces zinkov\u00e1n\u00ed.<\/p>\n<hr \/>\n<h2><strong>Nej\u010dast\u011bj\u0161\u00ed dotazy<\/strong><\/h2>\n<h3><strong>Lze pozinkovan\u00fd \u0159et\u011bz pou\u017e\u00edt venku?<\/strong><\/h3>\n<p>Ano, pozinkovan\u00fd \u0159et\u011bz lze pou\u017e\u00edt venku, ale z\u00e1le\u017e\u00ed na pracovn\u00edm prost\u0159ed\u00ed.<\/p>\n<p>Pokud se \u0159et\u011bz pou\u017e\u00edv\u00e1 v kryt\u00e9m venkovn\u00edm prostoru nebo je vystaven de\u0161ti jen ob\u010das, je obvykle vhodnou volbou pozinkovan\u00fd \u0159et\u011bz.<\/p>\n<p>Pokud v\u0161ak bude \u0159et\u011bz dlouhodob\u011b pou\u017e\u00edv\u00e1n venku a bude \u010dasto vystaven de\u0161ti, vlhk\u00e9mu vzduchu nebo soln\u00e9 mlze, je u pozinkovan\u00e9ho \u0159et\u011bzu v\u011bt\u0161\u00ed pravd\u011bpodobnost, \u017ee zreziv\u00ed.<\/p>\n<p>Z tohoto d\u016fvodu, pokud chcete \u0159et\u011bzy pou\u017e\u00edvat venku po dlouhou dobu, zejm\u00e9na v pob\u0159e\u017en\u00edch oblastech, dokech nebo u zem\u011bd\u011blsk\u00e9 techniky, obvykle doporu\u010dujeme \u017e\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz, proto\u017ee poskytuje lep\u0161\u00ed ochranu proti korozi a je vhodn\u011bj\u0161\u00ed pro dlouhodob\u00e9 venkovn\u00ed pou\u017eit\u00ed.<\/p>\n<h3><strong>Kter\u00fd \u0159et\u011bz je lep\u0161\u00ed pro n\u00e1mo\u0159n\u00ed aplikace?<\/strong><\/h3>\n<p>Pro n\u00e1mo\u0159n\u00ed aplikace spole\u010dnost Tuohai obvykle doporu\u010duje pou\u017eit\u00ed \u017e\u00e1rov\u011b pozinkovan\u00e9ho \u0159et\u011bzu.<\/p>\n<p>Pob\u0159e\u017en\u00ed oblasti, doky a mo\u0159sk\u00e9 prost\u0159ed\u00ed maj\u00ed mnohem vy\u0161\u0161\u00ed vlhkost a hladinu soli ne\u017e b\u011b\u017en\u00e9 prost\u0159ed\u00ed. Proto\u017ee pozinkovan\u00fd \u0159et\u011bz m\u00e1 ten\u010d\u00ed zinkov\u00fd povlak, je v t\u011bchto podm\u00ednk\u00e1ch pravd\u011bpodobn\u011bj\u0161\u00ed, \u017ee bude korodovat. \u017d\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz m\u00e1 mnohem siln\u011bj\u0161\u00ed zinkov\u00fd povlak, co\u017e z n\u011bj \u010din\u00ed lep\u0161\u00ed volbu pro pou\u017eit\u00ed v n\u00e1mo\u0159n\u00edch \u0159et\u011bzech, kotevn\u00edch \u0159et\u011bzech a uvazovac\u00edch \u0159et\u011bzech.<\/p>\n<p>Je d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee \u017e\u00e1rov\u011b zinkovan\u00fd \u0159et\u011bz nen\u00ed zcela odoln\u00fd v\u016f\u010di korozi. Pokud je nutn\u00e9 \u0159et\u011bz dlouhodob\u011b pou\u017e\u00edvat v mo\u0159sk\u00e9 vod\u011b nebo pokud projekt vy\u017eaduje velmi vysokou \u00farove\u0148 odolnosti proti korozi, je nutn\u00e9 <a href=\"https:\/\/tuohaihardware.com\/cs\/nerezovy-ocelovy-retez\/\" target=\"_blank\" rel=\"noopener\">nerezov\u00fd \u0159et\u011bz<\/a> je lep\u0161\u00ed volba.<\/p>\n<h3><strong>Jak pozn\u00e1m, zda je \u0159et\u011bz pozinkovan\u00fd nebo \u017e\u00e1rov\u011b zinkovan\u00fd?<\/strong><\/h3>\n<p>P\u0159edb\u011b\u017en\u00fd \u00fasudek si m\u016f\u017eete ud\u011blat podle vzhledu, ale nem\u011bli byste se spol\u00e9hat pouze na barvu nebo povrch.<\/p>\n<p>Pozinkovan\u00fd \u0159et\u011bz m\u00e1 obecn\u011b jasn\u011bj\u0161\u00ed, hlad\u0161\u00ed povrch s jednotn\u011bj\u0161\u00ed barvou. \u017d\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz je obvykle \u0161ed\u00fd nebo matn\u00fd a m\u00e1 drsn\u011bj\u0161\u00ed povrch. V n\u011bkter\u00fdch p\u0159\u00edpadech m\u016f\u017eete na povrchu vid\u011bt tak\u00e9 texturu zinkov\u00e9ho povlaku nebo mal\u00e9 zinkov\u00e9 hrudky.<\/p>\n<p>Jedn\u00e1 se v\u0161ak pouze o obecn\u00e1 pozorov\u00e1n\u00ed a nem\u011bla by b\u00fdt pou\u017e\u00edv\u00e1na jako kone\u010dn\u00e1 metoda identifikace. R\u016fzn\u00ed v\u00fdrobci pou\u017e\u00edvaj\u00ed r\u016fzn\u00e9 procesy zinkov\u00e1n\u00ed, metody n\u00e1sledn\u00e9 \u00fapravy a produktov\u00e9 standardy, tak\u017ee i \u0159et\u011bzy se stejn\u00fdm typem zinkov\u00e9ho povlaku mohou vypadat odli\u0161n\u011b.<\/p>\n<p>Na z\u00e1klad\u011b na\u0161ich zku\u0161enost\u00ed s v\u00fdrobou je nejspolehliv\u011bj\u0161\u00edm zp\u016fsobem ov\u011b\u0159it si proces zinkov\u00e1n\u00ed u dodavatele a vy\u017e\u00e1dat si p\u0159\u00edslu\u0161n\u00e9 specifikace produktu nebo zku\u0161ebn\u00ed protokoly. Pokud bude \u0159et\u011bz pou\u017e\u00edv\u00e1n ve venkovn\u00edm, n\u00e1mo\u0159n\u00edm nebo jin\u00e9m vysoce korozivn\u00edm prost\u0159ed\u00ed, m\u016f\u017ee b\u00fdt identifikace povlaku pouze podle vzhledu riskantn\u00ed. P\u0159ed n\u00e1kupem se v\u017edy doporu\u010duje ov\u011b\u0159it, zda je \u0159et\u011bz galvanicky pozinkovan\u00fd nebo \u017e\u00e1rov\u011b zinkovan\u00fd, abyste se ujistili, \u017ee povrchov\u00e1 \u00faprava odpov\u00edd\u00e1 dan\u00e9 aplikaci.<\/p>\n<h3>Je siln\u011bj\u0161\u00ed zinkov\u00fd povlak v\u017edy lep\u0161\u00ed?<\/h3>\n<p>Ne nutn\u011b. Obecn\u011b plat\u00ed, \u017ee siln\u011bj\u0161\u00ed zinkov\u00fd povlak m\u016f\u017ee poskytnout dlouhodob\u011bj\u0161\u00ed ochranu proti korozi, ale u \u0159et\u011bz\u016f neznamen\u00e1 siln\u011bj\u0161\u00ed v\u017edy lep\u0161\u00ed. Spr\u00e1vn\u00e1 tlou\u0161\u0165ka povlaku by m\u011bla b\u00fdt zvolena podle zam\u00fd\u0161len\u00e9ho pou\u017eit\u00ed.<\/p>\n<p>U \u017e\u00e1rov\u011b zinkovan\u00fdch \u0159et\u011bz\u016f obvykle znamen\u00e1 siln\u011bj\u0161\u00ed zinkov\u00fd povlak lep\u0161\u00ed odolnost proti korozi. Tlou\u0161\u0165ka povlaku by v\u0161ak nem\u011bla b\u00fdt jedin\u00fdm faktorem, kter\u00fd je t\u0159eba zv\u00e1\u017eit. D\u016fle\u017eit\u00e9 je tak\u00e9 pracovn\u00ed prost\u0159ed\u00ed a rozpo\u010det projektu. Pro v\u011bt\u0161inu venkovn\u00edch aplikac\u00ed poskytuje standardn\u00ed \u017e\u00e1rov\u011b zinkovan\u00fd povlak ji\u017e vynikaj\u00edc\u00ed ochranu proti korozi. Dal\u0161\u00ed zv\u00fd\u0161en\u00ed tlou\u0161\u0165ky povlaku zv\u00fd\u0161\u00ed n\u00e1klady a zt\u00ed\u017e\u00ed kontrolu procesu zinkov\u00e1n\u00ed, \u010d\u00edm\u017e se sn\u00ed\u017e\u00ed jedna z hlavn\u00edch cenov\u00fdch v\u00fdhod \u017e\u00e1rov\u011b zinkovan\u00fdch \u0159et\u011bz\u016f.<\/p>\n<p>Pokud tedy bude v\u00e1\u0161 projekt dlouhodob\u011b pou\u017e\u00edv\u00e1n v mo\u0159sk\u00e9 vod\u011b nebo jin\u00e9m vysoce korozivn\u00edm prost\u0159ed\u00ed, m\u016f\u017ee b\u00fdt lep\u0161\u00ed zv\u00e1\u017eit \u0159et\u011bz z nerezov\u00e9 oceli, ne\u017e jednodu\u0161e zv\u011bt\u0161it tlou\u0161\u0165ku \u017e\u00e1rov\u011b zinkovan\u00e9ho povlaku. P\u0159esto\u017ee m\u00e1 \u0159et\u011bz z nerezov\u00e9 oceli vy\u0161\u0161\u00ed po\u010d\u00e1te\u010dn\u00ed n\u00e1klady, m\u016f\u017ee b\u00fdt v n\u011bkter\u00fdch extr\u00e9mn\u011b korozivn\u00edch prost\u0159ed\u00edch ekonomi\u010dt\u011bj\u0161\u00edm a spolehliv\u011bj\u0161\u00edm dlouhodob\u00fdm \u0159e\u0161en\u00edm.<\/p>\n<p>U pozinkovan\u00fdch \u0159et\u011bz\u016f je galvanick\u00e9 pokovov\u00e1n\u00ed p\u0159irozen\u011b procesem nan\u00e1\u0161en\u00ed tenk\u00e9 vrstvy. Pouh\u00e9 zv\u011bt\u0161en\u00ed tlou\u0161\u0165ky vrstvy m\u016f\u017ee v\u00e9st k probl\u00e9m\u016fm, jako je odlupov\u00e1n\u00ed, tvorba puch\u00fd\u0159\u016f, p\u00f3ry, nadm\u011brn\u00e9 hromad\u011bn\u00ed vrstvy na hran\u00e1ch a roz\u00edch a sn\u00ed\u017een\u00e1 p\u0159ilnavost. V z\u00e1va\u017en\u00fdch p\u0159\u00edpadech se vrstva m\u016f\u017ee dokonce odlupovat. Z tohoto d\u016fvodu nen\u00ed c\u00edlem zinkov\u00e1n\u00ed nan\u00e9st co nejtlust\u0161\u00ed vrstvu, ale dos\u00e1hnout vrstvy, kter\u00e1 poskytuje dostate\u010dnou ochranu proti korozi a z\u00e1rove\u0148 z\u016fst\u00e1v\u00e1 jednotn\u00e1, pevn\u011b spojen\u00e1 a vizu\u00e1ln\u011b atraktivn\u00ed.<\/p>\n<p>Jako profesion\u00e1ln\u00ed v\u00fdrobce \u0159et\u011bz\u016f v\u011b\u0159\u00edme, \u017ee dobr\u00e1 povrchov\u00e1 \u00faprava nespo\u010d\u00edv\u00e1 v nejtlust\u0161\u00edm zinkov\u00e9m povlaku, ale v tom, kter\u00fd poskytuje nejlep\u0161\u00ed rovnov\u00e1hu mezi ochranou proti korozi, vzhledem, rozm\u011brovou p\u0159esnost\u00ed, pracovn\u00edm prost\u0159ed\u00edm a v\u00fdrobn\u00edmi n\u00e1klady.<\/p>\n<h3><strong>Vyplat\u00ed se pozinkovan\u00fd \u0159et\u011bz vy\u0161\u0161\u00ed cena?<\/strong><\/h3>\n<p>To z\u00e1le\u017e\u00ed na pracovn\u00edm prost\u0159ed\u00ed.<\/p>\n<p>Pokud se \u0159et\u011bz pou\u017e\u00edv\u00e1 hlavn\u011b pro vnit\u0159n\u00ed pou\u017eit\u00ed, dekorace, vystaven\u00ed zbo\u017e\u00ed nebo obecn\u00e9 kov\u00e1n\u00ed, obvykle posta\u010d\u00ed pozinkovan\u00fd \u0159et\u011bz k zaji\u0161t\u011bn\u00ed po\u017eadovan\u00e9 ochrany proti korozi a cena je ni\u017e\u0161\u00ed. V tomto p\u0159\u00edpad\u011b volba dra\u017e\u0161\u00edho \u017e\u00e1rov\u011b pozinkovan\u00e9ho \u0159et\u011bzu nejen zvy\u0161uje po\u0159izovac\u00ed cenu, ale tak\u00e9 nemus\u00ed poskytnout po\u017eadovan\u00fd vzhled.<\/p>\n<p>Pokud v\u0161ak bude \u0159et\u011bz dlouhodob\u011b pou\u017e\u00edv\u00e1n venku, ve vlhk\u00fdch oblastech nebo v pob\u0159e\u017en\u00edm prost\u0159ed\u00ed, bylo by n\u00e1kladov\u011b efektivn\u011bj\u0161\u00ed pou\u017e\u00edt dra\u017e\u0161\u00ed \u017e\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz. I kdy\u017e jsou po\u010d\u00e1te\u010dn\u00ed po\u0159izovac\u00ed n\u00e1klady vy\u0161\u0161\u00ed, jeho siln\u011bj\u0161\u00ed zinkov\u00fd povlak poskytuje lep\u0161\u00ed ochranu proti korozi, co\u017e v pr\u016fb\u011bhu \u010dasu sni\u017euje n\u00e1klady na \u00fadr\u017ebu a v\u00fdm\u011bnu. V d\u016fsledku toho mohou b\u00fdt celkov\u00e9 n\u00e1klady na vlastnictv\u00ed ve skute\u010dnosti ni\u017e\u0161\u00ed.<\/p>\n<p>Pro v\u011bt\u0161inu venkovn\u00edch projekt\u016f obvykle \u017e\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz nab\u00edz\u00ed lep\u0161\u00ed dlouhodobou hodnotu. Pro vnit\u0159n\u00ed pou\u017eit\u00ed nebo m\u00edrn\u011b korozivn\u00ed prost\u0159ed\u00ed je pozinkovan\u00fd \u0159et\u011bz \u010dasto ekonomi\u010dt\u011bj\u0161\u00ed a prakti\u010dt\u011bj\u0161\u00ed volbou.<\/p>\n<h3>Kter\u00e1 povrchov\u00e1 \u00faprava je lep\u0161\u00ed pro zav\u011b\u0161en\u00ed \u0159et\u011bz\u016f?<\/h3>\n<p>Pro v\u011bt\u0161inu aplikac\u00ed se z\u00e1v\u011bsn\u00fdmi \u0159et\u011bzy je lep\u0161\u00ed volbou pozinkovan\u00fd povrch.<\/p>\n<p>Je to proto, \u017ee z\u00e1v\u011bsn\u00e9 \u0159et\u011bzy se pou\u017e\u00edvaj\u00ed hlavn\u011b pro sv\u00edtidla, zobrazovac\u00ed syst\u00e9my, dekorativn\u00ed aplikace a cedule, kde je vzhled, barevn\u00e1 konzistence a hladk\u00fd povrch obvykle d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e maxim\u00e1ln\u00ed odolnost proti korozi. Zinkov\u00e1n\u00ed poskytuje jasn\u011bj\u0161\u00ed a hlad\u0161\u00ed povrch a m\u00e1 men\u0161\u00ed vliv na rozm\u011bry \u0159et\u011bzu, a proto je nejb\u011b\u017en\u011bj\u0161\u00ed povrchovou \u00fapravou z\u00e1v\u011bsn\u00fdch \u0159et\u011bz\u016f.<\/p>\n<p>N\u011bkter\u00e9 z\u00e1v\u011bsn\u00e9 \u0159et\u011bzy se samoz\u0159ejm\u011b pou\u017e\u00edvaj\u00ed venku nebo v pob\u0159e\u017en\u00edm prost\u0159ed\u00ed. V t\u011bchto p\u0159\u00edpadech je \u017e\u00e1rov\u011b zinkovan\u00fd povrch obvykle lep\u0161\u00ed volbou. I kdy\u017e nem\u00e1 stejn\u011b hladk\u00fd vzhled jako pozinkov\u00e1n\u00ed, poskytuje lep\u0161\u00ed dlouhodobou ochranu proti korozi.<\/p>\n<p>Proto je p\u0159i v\u00fdb\u011bru povrchov\u00e9 \u00fapravy z\u00e1v\u011bsn\u00e9ho \u0159et\u011bzu t\u0159eba v prvn\u00ed \u0159ad\u011b zv\u00e1\u017eit pracovn\u00ed prost\u0159ed\u00ed, nikoli pouze to, kter\u00fd n\u00e1t\u011br je lep\u0161\u00ed. Pro v\u011bt\u0161inu vnit\u0159n\u00edch aplikac\u00ed je tou spr\u00e1vnou volbou pozinkovan\u00fd povrch. Pro dlouhodob\u00e9 venkovn\u00ed pou\u017eit\u00ed je \u017e\u00e1rov\u011b zinkovan\u00fd povrch obvykle spolehliv\u011bj\u0161\u00ed volbou.<\/p>\n<h3><strong>M\u016f\u017ee pozinkovan\u00fd \u0159et\u011bz nahradit pozinkovan\u00fd \u0159et\u011bz v ka\u017ed\u00e9 aplikaci?<\/strong><\/h3>\n<p>Ne. P\u0159esto\u017ee \u017e\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz poskytuje lep\u0161\u00ed odolnost proti korozi ne\u017e pozinkovan\u00fd \u0159et\u011bz, nen\u00ed vhodn\u00fd pro ka\u017ed\u00e9 pou\u017eit\u00ed.<\/p>\n<p>Pro mnoho vnit\u0159n\u00edch aplikac\u00ed a mal\u00e9 \u0159et\u011bzy, jako nap\u0159\u00edklad \u0159et\u011bz s dvojitou smy\u010dkou, <a href=\"https:\/\/tuohaihardware.com\/cs\/retez-s-jednou-smyckou\/\" target=\"_blank\" rel=\"noopener\">\u0159et\u011bz s jednou smy\u010dkou<\/a>, \u0159et\u011bzy na k\u0159\u00eddla, registra\u010dn\u00ed \u0159et\u011bzy a dal\u0161\u00ed bez\u0161vov\u00e9 \u0159et\u011bzy se z\u00e1kazn\u00edci obvykle v\u00edce zaj\u00edmaj\u00ed o vzhled, rozm\u011brovou p\u0159esnost a hladk\u00fd povrch. Proto\u017ee zinkov\u00e1n\u00ed vytv\u00e1\u0159\u00ed jasn\u011bj\u0161\u00ed a hlad\u0161\u00ed povrch a m\u00e1 men\u0161\u00ed vliv na rozm\u011bry \u0159et\u011bzu, je pro tyto produkty obecn\u011b lep\u0161\u00ed volbou.<\/p>\n<p>Tyto dva procesy povrchov\u00e9 \u00fapravy jsou navr\u017eeny pro r\u016fzn\u00e1 pracovn\u00ed prost\u0159ed\u00ed a po\u017eadavky na produkt. V\u00fdb\u011br spr\u00e1vn\u00e9 povrchov\u00e9 \u00fapravy pro danou aplikaci je nejlep\u0161\u00edm zp\u016fsobem, jak dos\u00e1hnout spr\u00e1vn\u00e9 rovnov\u00e1hy mezi v\u00fdkonem, vzhledem a n\u00e1kladovou efektivitou.<\/p>\n<h3><strong>Ovliv\u0148uje zinkov\u00fd povlak pevnost \u0159et\u011bzu?<\/strong><\/h3>\n<p>U v\u011bt\u0161iny \u0159et\u011bz\u016f pro v\u0161eobecn\u00e9 pou\u017eit\u00ed zinkov\u00fd povlak neovliv\u0148uje pevnost \u0159et\u011bzu.<\/p>\n<p>A\u0165 u\u017e se jedn\u00e1 o \u0159et\u011bz pozinkovan\u00fd nebo \u017e\u00e1rov\u011b zinkovan\u00fd, \u00fa\u010delem zinkov\u00e9ho povlaku je zlep\u0161en\u00ed odolnosti proti korozi. Nezvy\u0161uje pevnost v tahu ani nosnost \u0159et\u011bzu. Proto se p\u0159i n\u00e1kupu \u0159et\u011bz\u016f pro v\u0161eobecn\u00e9 pou\u017eit\u00ed nemus\u00edte ob\u00e1vat, \u017ee volba zinkov\u00e9ho povlaku zm\u011bn\u00ed pevnost \u0159et\u011bzu.<\/p>\n<p>Situace je v\u0161ak jin\u00e1 pro <a href=\"https:\/\/tuohaihardware.com\/cs\/ocelovy-retez\/zavesny-zvedaci-retez\/\" target=\"_blank\" rel=\"noopener\">vysokopevnostn\u00ed zvedac\u00ed \u0159et\u011bzy<\/a> kter\u00e9 byly kalen\u00e9 a temperovan\u00e9, jako nap\u0159\u00edklad <a href=\"https:\/\/tuohaihardware.com\/cs\/ocelovy-retez\/retez-g80\/\" target=\"_blank\" rel=\"noopener\">Stupe\u0148 80<\/a> a \u0159et\u011bzy t\u0159\u00eddy 100. Proces \u017e\u00e1rov\u00e9ho zinkov\u00e1n\u00ed zahrnuje mo\u0159en\u00ed kyselinou a pono\u0159en\u00ed do roztaven\u00e9ho zinku p\u0159i vysok\u00e9 teplot\u011b, co\u017e m\u016f\u017ee ovlivnit <a href=\"https:\/\/tuohaihardware.com\/cs\/jaky-je-limit-pracovniho-zatizeni-retezu\/\" target=\"_blank\" rel=\"noopener\">WLL<\/a> a dal\u0161\u00ed mechanick\u00e9 vlastnosti tepeln\u011b zpracovan\u00fdch \u0159et\u011bz\u016f. Mo\u0159en\u00ed kyselinou m\u016f\u017ee nav\u00edc zv\u00fd\u0161it riziko vod\u00edkov\u00e9ho k\u0159ehnut\u00ed vysokopevnostn\u00ed oceli. Z tohoto d\u016fvodu se tyto vysokopevnostn\u00ed zvedac\u00ed \u0159et\u011bzy obvykle nepou\u017e\u00edvaj\u00ed k povrchov\u00e9 \u00faprav\u011b konven\u010dn\u00edm \u017e\u00e1rov\u00fdm zinkov\u00e1n\u00edm. M\u00edsto toho se obvykle o\u0161et\u0159uj\u00ed <a href=\"https:\/\/tuohaihardware.com\/cs\/co-je-cerny-oxid-je-vhodny-pro-vase-retezy\/\" target=\"_blank\" rel=\"noopener\">\u010dern\u00fd oxid<\/a> nebo jin\u00e9 povrchov\u00e9 \u00fapravy ur\u010den\u00e9 pro zvedac\u00ed \u0159et\u011bzy.<\/p>\n<p>Na z\u00e1klad\u011b na\u0161ich zku\u0161enost\u00ed s v\u00fdrobou v\u00edme, \u017ee u v\u011bt\u0161iny pr\u016fmyslov\u00fdch \u0159et\u011bz\u016f a hardwarov\u00fdch \u0159et\u011bz\u016f zinkov\u00fd povlak ovliv\u0148uje p\u0159edev\u0161\u00edm odolnost proti korozi, nikoli pevnost \u0159et\u011bzu. Zvl\u00e1\u0161tn\u00ed pozornost je t\u0159eba v\u011bnovat pouze tepeln\u011b zpracovan\u00fdm \u0159et\u011bz\u016fm, proto\u017ee procesy povrchov\u00e9 \u00fapravy za vysok\u00fdch teplot mohou ovlivnit jejich mechanick\u00e9 vlastnosti.<\/p>\n<h3><strong>Jak \u010dasto by se m\u011bl kontrolovat pozinkovan\u00fd \u0159et\u011bz?<\/strong><\/h3>\n<p>\u010cetnost kontrol z\u00e1vis\u00ed na pracovn\u00edm prost\u0159ed\u00ed \u0159et\u011bzu; neexistuje \u017e\u00e1dn\u00fd pevn\u00fd kontroln\u00ed cyklus.<\/p>\n<p>Pokud se \u0159et\u011bz pou\u017e\u00edv\u00e1 p\u0159ev\u00e1\u017en\u011b v interi\u00e9ru nebo v such\u00e9m prost\u0159ed\u00ed, obvykle sta\u010d\u00ed pravideln\u011b kontrolovat, zda nevykazuje rez, opot\u0159eben\u00ed, deformaci nebo jin\u00e9 viditeln\u00e9 po\u0161kozen\u00ed.<\/p>\n<p>Pokud se \u0159et\u011bz pou\u017e\u00edv\u00e1 venku, na zem\u011bd\u011blsk\u00fdch stroj\u00edch, v doc\u00edch nebo v n\u00e1mo\u0159n\u00edm prost\u0159ed\u00ed po dlouhou dobu, m\u011bl by b\u00fdt kontrolov\u00e1n \u010dast\u011bji, proto\u017ee je vystaven korozivn\u00edm podm\u00ednk\u00e1m. Po siln\u00e9m po\u010das\u00ed nebo dlouhodob\u00e9m pou\u017e\u00edv\u00e1n\u00ed byste m\u011bli zkontrolovat, zda nedo\u0161lo k po\u0161kozen\u00ed nebo opot\u0159eben\u00ed zinkov\u00e9ho povlaku.<\/p>\n<p>Na z\u00e1klad\u011b na\u0161ich zku\u0161enost\u00ed je pravideln\u00e1 kontrola d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e v\u00fdm\u011bna \u0159et\u011bzu v pevn\u00fdch intervalech. I \u017e\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz postupn\u011b ztr\u00e1c\u00ed sv\u016fj zinkov\u00fd povlak v pr\u016fb\u011bhu \u010dasu. V\u010dasn\u00e9 odhalen\u00ed opot\u0159eben\u00ed povlaku nebo jin\u00fdch probl\u00e9m\u016f m\u016f\u017ee pomoci prodlou\u017eit \u017eivotnost \u0159et\u011bzu a sn\u00ed\u017eit riziko koroze nebo po\u0161kozen\u00ed ovliv\u0148uj\u00edc\u00edho b\u011b\u017en\u00e9 pou\u017e\u00edv\u00e1n\u00ed.<\/p>\n<h3>M\u00e1m si vybrat pozinkovan\u00fd \u0159et\u011bz nebo \u0159et\u011bz z nerezov\u00e9 oceli?<\/h3>\n<p>To z\u00e1le\u017e\u00ed na pracovn\u00edm prost\u0159ed\u00ed a rozpo\u010dtu va\u0161eho projektu.<\/p>\n<p>Pro v\u011bt\u0161inu venkovn\u00edch aplikac\u00ed poskytuje \u017e\u00e1rov\u011b pozinkovan\u00fd \u0159et\u011bz vynikaj\u00edc\u00ed ochranu proti korozi za ni\u017e\u0161\u00ed po\u0159izovac\u00ed cenu, a proto je nejroz\u0161\u00ed\u0159en\u011bj\u0161\u00ed mo\u017enost\u00ed.<\/p>\n<p>Pokud bude \u0159et\u011bz v neust\u00e1l\u00e9m kontaktu s mo\u0159skou vodou, korozivn\u00edmi chemik\u00e1liemi nebo jin\u00fdm vysoce korozivn\u00edm prost\u0159ed\u00edm, nebo pokud m\u00e1 v\u00e1\u0161 projekt velmi vysok\u00e9 po\u017eadavky na odolnost proti korozi, je obvykle lep\u0161\u00ed volbou \u0159et\u011bz z nerezov\u00e9 oceli. I kdy\u017e jsou po\u010d\u00e1te\u010dn\u00ed po\u0159izovac\u00ed n\u00e1klady vy\u0161\u0161\u00ed, v t\u011bchto n\u00e1ro\u010dn\u00fdch podm\u00ednk\u00e1ch poskytuje dlouhodob\u011b stabiln\u011bj\u0161\u00ed odolnost proti korozi.<\/p>\n<p>Na z\u00e1klad\u011b na\u0161ich zku\u0161enost\u00ed nab\u00edz\u00ed \u017e\u00e1rov\u011b zinkovan\u00fd \u0159et\u011bz vynikaj\u00edc\u00ed hodnotu pro v\u011bt\u0161inu pr\u016fmyslov\u00fdch a b\u011b\u017en\u00fdch venkovn\u00edch aplikac\u00ed. P\u0159echod na \u0159et\u011bz z nerezov\u00e9 oceli obvykle doporu\u010dujeme pouze v p\u0159\u00edpad\u011b, \u017ee projekt m\u00e1 velmi p\u0159\u00edsn\u00e9 po\u017eadavky na odolnost proti korozi nebo \u00fadr\u017ebu.<\/p>\n<p>Pokud si nejste jisti, kter\u00fd \u0159et\u011bz si vybrat, nejprve ur\u010dete pracovn\u00ed prost\u0159ed\u00ed a pot\u00e9 zhodno\u0165te po\u017eadavky na odolnost proti korozi, rozpo\u010det a o\u010dek\u00e1vanou \u017eivotnost. V\u00fdb\u011br spr\u00e1vn\u00e9ho \u0159et\u011bzu na z\u00e1klad\u011b t\u011bchto faktor\u016f je d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e pouh\u00e9 porovn\u00e1n\u00ed kupn\u00ed ceny.<\/p>","protected":false},"excerpt":{"rendered":"<p>When buying metal chains, many customers ask the same question: What is the difference between a zinc-plated chain and a galvanized chain, and which one [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":18999,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-18992","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Zinc Plated vs Galvanized Chain: What Is the Difference? 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