{"id":16619,"date":"2026-03-23T08:20:49","date_gmt":"2026-03-23T08:20:49","guid":{"rendered":"https:\/\/www.dgcrane.com\/?p=16619"},"modified":"2026-03-23T08:20:56","modified_gmt":"2026-03-23T08:20:56","slug":"forged-crane-sheaves-high-strength-longer-lifespan","status":"publish","type":"post","link":"https:\/\/www.dgcrane.com\/cs\/forged-crane-sheaves-high-strength-longer-lifespan\/","title":{"rendered":"Kovan\u00e9 je\u0159\u00e1bov\u00e9 kladky: Vysok\u00e1 pevnost, del\u0161\u00ed \u017eivotnost"},"content":{"rendered":"<p>Kovan\u00e9 je\u0159\u00e1bov\u00e9 kladky se vyr\u00e1b\u011bj\u00ed p\u016fsoben\u00edm tlaku na kovov\u00e9 polotovary pomoc\u00ed kovac\u00edch stroj\u016f, \u010d\u00edm\u017e se vytvo\u0159\u00ed plastick\u00e1 deformace a vytvo\u0159\u00ed se tak vysoce v\u00fdkonn\u00e9 je\u0159\u00e1bov\u00e9 kladky. Kov\u00e1n\u00ed, jako kl\u00ed\u010dov\u00e1 sou\u010d\u00e1st technologie tv\u00e1\u0159en\u00ed kov\u016f, \u00fa\u010dinn\u011b eliminuje vady odlitk\u016f, jako je p\u00f3rovitost, a zjem\u0148uje vnit\u0159n\u00ed mikrostrukturu. D\u00edky zachov\u00e1n\u00ed kompletn\u00edch lini\u00ed toku kovu poskytuj\u00ed kovan\u00e9 je\u0159\u00e1bov\u00e9 kladky lep\u0161\u00ed mechanick\u00e9 vlastnosti a odolnost proti \u00fanav\u011b ne\u017e odl\u00e9van\u00e9 je\u0159\u00e1bov\u00e9 kladky.\u00a0<\/p>\n\n\n\n<p>Kovan\u00e9 je\u0159\u00e1bov\u00e9 kladky se \u0161iroce pou\u017e\u00edvaj\u00ed pro vysoce zat\u00ed\u017een\u00e9 a t\u011b\u017ek\u00e9 komponenty v n\u00e1ro\u010dn\u00fdch pracovn\u00edch podm\u00ednk\u00e1ch, co\u017e z nich \u010din\u00ed ide\u00e1ln\u00ed volbu pro spolehliv\u00e9 a dlouhotrvaj\u00edc\u00ed je\u0159\u00e1bov\u00e9 za\u0159\u00edzen\u00ed.<\/p>\n\n\n\n<ul class=\"wp-block-list pcon\">\n<li>Pr\u016fm\u011br: \u03a6300mm\uff5e2000mm<\/li>\n\n\n\n<li>Materi\u00e1l: ocel 42CrMo\/ocel 60#<\/li>\n\n\n\n<li>Tvrdost: 300-350HBW<\/li>\n<\/ul>\n\n\n\n<div style=\"height:51px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-buttons FormButton is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"#from-2\" style=\"border-radius:0px\">\u017d\u00e1dost o cenovou nab\u00eddku<\/a><\/div>\n<\/div>\n\n\n\n<div class=\"ltgallery clearfix content-info\" id=\"1\">\r\n\t\t<div class=\"swiper-container gallery-top\" style=\"pointer-events: none;\">\r\n\t\t\t<div class=\"swiper-wrapper\">\r\n\t\t\t\t\r\n\t\t\t\t\t<div class=\"swiper-slide\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Forged-sheaves-04-scaled.jpg?w=870&amp;h=580\" width=\"870\" height=\"580\" alt=\"\"><\/div>\r\n\t\t\t\t\r\n\t\t\t\t\t<div class=\"swiper-slide\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Forged-sheaves-01.jpg?w=870&amp;h=580\" width=\"870\" height=\"580\" alt=\"\"><\/div>\r\n\t\t\t\t\r\n\t\t\t\t\t<div class=\"swiper-slide\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Forged-sheaves-03.jpg?w=870&amp;h=580\" width=\"870\" height=\"580\" alt=\"\"><\/div>\r\n\t\t\t\t\r\n\t\t\t\t\t<div class=\"swiper-slide\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Forged-Sheave-02.jpg?w=870&amp;h=580\" width=\"870\" height=\"580\" alt=\"\"><\/div>\r\n\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t<\/div><!-- gallery-top -->\r\n\t\t<div class=\"swiper-container gallery-thumbs\">\r\n\t\t\t<div class=\"swiper-wrapper\" style=\"display: block;float: left;\">\r\n\t\t\t\t\r\n\t\t\t\t\t<div class=\"swiper-slide\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Forged-sheaves-04-scaled.jpg?w=95&amp;h=63\" width=\"95\" height=\"63\" alt=\"\"><\/div>\r\n\t\t\t\t\r\n\t\t\t\t\t<div class=\"swiper-slide\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Forged-sheaves-01.jpg?w=95&amp;h=63\" width=\"95\" height=\"63\" alt=\"\"><\/div>\r\n\t\t\t\t\r\n\t\t\t\t\t<div class=\"swiper-slide\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Forged-sheaves-03.jpg?w=95&amp;h=63\" width=\"95\" height=\"63\" alt=\"\"><\/div>\r\n\t\t\t\t\r\n\t\t\t\t\t<div class=\"swiper-slide\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Forged-Sheave-02.jpg?w=95&amp;h=63\" width=\"95\" height=\"63\" alt=\"\"><\/div>\r\n\t\t\t\t<!-- gallery-thumbs -->\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t<\/div> <!-- swiper gallery -->\n\n\n\n<h2 class=\"wp-block-heading\">Vlastnosti kovan\u00fdch je\u0159\u00e1bov\u00fdch kladek<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vy\u0161\u0161\u00ed pevnost a hou\u017eevnatost: Kov\u00e1n\u00ed eliminuje p\u00f3rovitost odlitku, vzduchov\u00e9 otvory a vm\u011bstky vznikaj\u00edc\u00ed b\u011bhem taven\u00ed, \u010d\u00edm\u017e se zvy\u0161uje pevnost v tahu o 20%-30% ve srovn\u00e1n\u00ed s odlit\u00fdmi je\u0159\u00e1bov\u00fdmi kladkami.<\/li>\n\n\n\n<li>Vynikaj\u00edc\u00ed odolnost proti opot\u0159eben\u00ed: Po tepeln\u00e9m zpracov\u00e1n\u00ed se vnit\u0159n\u00ed struktura zrn oceli deformuje a oh\u00fdb\u00e1 pro sm\u011brov\u00e9 zpevn\u011bn\u00ed, \u010d\u00edm\u017e se dosahuje tvrdosti HRC45-55 (HB428-570) a zvy\u0161uje se \u00fanavov\u00e1 pevnost o 37%.<\/li>\n\n\n\n<li>Bezpe\u010dnost a spolehlivost: Kovan\u00e9 je\u0159\u00e1bov\u00e9 kladky nemaj\u00ed \u017e\u00e1dn\u00e9 svarov\u00e9 \u0161vy, co\u017e vede k vynikaj\u00edc\u00ed odolnosti proti \u00fanav\u011b p\u0159i dynamick\u00e9m zat\u00ed\u017een\u00ed. \u00danavov\u00e1 pevnost je zv\u00fd\u0161ena o 37%, \u010d\u00edm\u017e se zabra\u0148uje riziku zlomen\u00ed.<\/li>\n\n\n\n<li>Lehk\u00e1 konstrukce: Kov\u00e1n\u00ed m\u00e1 za n\u00e1sledek hust\u0161\u00ed kovovou strukturu, co\u017e zvy\u0161uje pom\u011br pevnosti k hmotnosti o 201 TP1T a sni\u017euje hmotnost o 10-151 TP1T p\u0159i stejn\u00e9 pevnosti, \u010d\u00edm\u017e se sni\u017euje spot\u0159eba setrva\u010dn\u00e9 energie za\u0159\u00edzen\u00ed.<\/li>\n\n\n\n<li>Flexibiln\u00ed p\u0159izp\u016fsoben\u00ed: P\u0159izp\u016fsoben\u00ed je k dispozici pro r\u016fzn\u00e9 typy dr\u00e1\u017eek lana (dr\u00e1\u017eky ve tvaru U\/V\/protiskluzov\u00e9 dr\u00e1\u017eky), materi\u00e1ly (42CrMo\/35CrMo) a velikosti pro spln\u011bn\u00ed r\u016fzn\u00fdch pracovn\u00edch podm\u00ednek.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Specializovan\u00fd kovac\u00ed proces pro vysoce kvalitn\u00ed je\u0159\u00e1bov\u00e9 kladky<\/h2>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-bottom is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2000\" height=\"1333\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Steel-marking-and-blanking-1.jpg\" alt=\"\" class=\"wp-image-16628\" srcset=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Steel-marking-and-blanking-1.jpg 2000w, https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Steel-marking-and-blanking-1-1536x1024.jpg 1536w\" sizes=\"(max-width: 2000px) 100vw, 2000px\" \/><figcaption class=\"wp-element-caption\">\u0158ez\u00e1n\u00ed<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>P\u0159esn\u011b \u0159e\u017ee ocel, zaji\u0161\u0165uje hladk\u00fd \u0159ezn\u00fd povrch a p\u0159esn\u00e9 rozm\u011bry.<\/li>\n\n\n\n<li>Vysok\u00e1 \u0159ezn\u00e1 rychlost, zkr\u00e1cen\u00ed doby zpracov\u00e1n\u00ed a sn\u00ed\u017een\u00ed v\u00fdrobn\u00edch n\u00e1klad\u016f.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Heating.png\" alt=\"\" class=\"wp-image-16629\"><figcaption class=\"wp-element-caption\">Temperov\u00e1n\u00ed<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sni\u017euje vnit\u0159n\u00ed nap\u011bt\u00ed v kovan\u00fdch kladk\u00e1ch, sni\u017euje k\u0159ehkost a zlep\u0161uje hou\u017eevnatost.<\/li>\n\n\n\n<li>Zlep\u0161uje vnit\u0159n\u00ed stabilitu, zlep\u0161uje celkov\u00e9 mechanick\u00e9 vlastnosti a zvy\u0161uje tvrdost.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1248\" height=\"832\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Forging-process.jpg\" alt=\"\" class=\"wp-image-16630\"><figcaption class=\"wp-element-caption\">Proces kov\u00e1n\u00ed<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kov\u00e1n\u00ed eliminuje p\u00f3rovitost odlitku a sva\u0159uje dutiny v kovu.<\/li>\n\n\n\n<li>Optimalizuje vnit\u0159n\u00ed mikrostrukturu a zlep\u0161uje celkov\u00e9 mechanick\u00e9 vlastnosti.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-2 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1248\" height=\"832\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Heat-preservation-and-normalizing-after-forging.jpg\" alt=\"\" class=\"wp-image-16632\"><figcaption class=\"wp-element-caption\">Normalizace<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00fdkovky maj\u00ed jemn\u011bj\u0161\u00ed vnit\u0159n\u00ed strukturu, co\u017e m\u00e1 za n\u00e1sledek vy\u0161\u0161\u00ed pevnost a tvrdost.<\/li>\n\n\n\n<li>Obr\u00e1b\u011bn\u00ed je hlad\u0161\u00ed, co\u017e vede k lep\u0161\u00ed kvalit\u011b kovov\u00e9ho povrchu.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1240\" height=\"800\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Rough-machining.png\" alt=\"\" class=\"wp-image-16633\"><figcaption class=\"wp-element-caption\">Hrub\u00e9 obr\u00e1b\u011bn\u00ed<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kontrolujte povrchov\u00e9 vady v\u00fdkovk\u016f kladek pro zlep\u0161en\u00ed kvality v\u00fdrobku a v\u00fdt\u011b\u017enosti.<\/li>\n\n\n\n<li>Odstra\u0148te p\u0159ebyte\u010dn\u00fd materi\u00e1l, uvoln\u011bte vnit\u0159n\u00ed pnut\u00ed ve v\u00fdkovc\u00edch a sni\u017ete chyby deformace.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"797\" height=\"532\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Quenching-pool.jpg\" alt=\"\" class=\"wp-image-16634\"><figcaption class=\"wp-element-caption\">Kalen\u00ed<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00fdrazn\u011b zlep\u0161uje odolnost proti opot\u0159eben\u00ed a povrchovou tvrdost v\u00fdkovk\u016f kladek.<\/li>\n\n\n\n<li>Zachov\u00e1v\u00e1 si vysokou tvrdost a dobrou hou\u017eevnatost, je schopen odolat ur\u010dit\u00fdm r\u00e1zov\u00fdm zat\u00ed\u017een\u00edm.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-3 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1248\" height=\"832\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/CNC-machining.jpg\" alt=\"\" class=\"wp-image-16635\"><figcaption class=\"wp-element-caption\">CNC obr\u00e1b\u011bn\u00ed<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dos\u00e1hn\u011bte hladk\u00e9ho povrchu kladky a jej\u00edho vzhledu.<\/li>\n\n\n\n<li>P\u0159esn\u00e9 obr\u00e1b\u011bn\u00ed umo\u017e\u0148uje po\u017eadovanou rozm\u011brovou p\u0159esnost a geometrii v souladu s konstruk\u010dn\u00edmi specifikacemi.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1176\" height=\"784\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/NDT.png\" alt=\"\" class=\"wp-image-16636\"><figcaption class=\"wp-element-caption\">Nedestruktivn\u00ed testov\u00e1n\u00ed<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Zajist\u011bte kvalitu produkt\u016f a vyhn\u011bte se bezpe\u010dnostn\u00edm rizik\u016fm.<\/li>\n\n\n\n<li>Prodlu\u017ete \u017eivotnost pomoc\u00ed posouzen\u00ed a n\u00e1sledn\u00fdch pokyn\u016f k \u00fadr\u017eb\u011b, abyste sn\u00ed\u017eili n\u00e1klady na \u00fadr\u017ebu.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Typick\u00e9 pou\u017eit\u00ed kovan\u00fdch je\u0159\u00e1bov\u00fdch kladek<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-4 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"853\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Application-of-forged-crane-sheaves-in-gantry-cranes.jpg\" alt=\"\" class=\"wp-image-16647\"><figcaption class=\"wp-element-caption\">Kladkov\u00e9 bloky port\u00e1lov\u00fdch je\u0159\u00e1b\u016f<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vhodn\u00e9 pro provoz s vysokou intenzitou:<\/strong> Port\u00e1lov\u00e9 je\u0159\u00e1by jsou vystaveny \u010dast\u00e9mu zved\u00e1n\u00ed a brzd\u011bn\u00ed s velk\u00fdmi n\u00e1razy; kovan\u00e9 kladky jsou m\u00e9n\u011b n\u00e1chyln\u00e9 k prask\u00e1n\u00ed a deformaci, co\u017e m\u00e1 za n\u00e1sledek del\u0161\u00ed \u017eivotnost.<\/li>\n\n\n\n<li><strong>P\u0159izp\u016fsobiteln\u00e9 n\u00e1ro\u010dn\u00fdm pracovn\u00edm podm\u00ednk\u00e1m:<\/strong> Prachot\u011bsn\u00e9, vhodn\u00e9 do venkovn\u00edho prost\u0159ed\u00ed a pro dlouhodob\u00e9 nep\u0159etr\u017eit\u00e9 pou\u017e\u00edv\u00e1n\u00ed port\u00e1lov\u00fdch je\u0159\u00e1b\u016f.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1176\" height=\"784\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Application-of-forged-crane-sheaves-in-lifting-gear.jpg\" alt=\"\" class=\"wp-image-16648\"><figcaption class=\"wp-element-caption\">Rozmetadla pro kontejnerov\u00e9 p\u0159\u00edstavn\u00ed stroje<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vysok\u00e1 tvrdost dr\u00e1\u017eky:<\/strong> Vhodn\u00e9 pro vysokorychlostn\u00ed provoz rozmetadel p\u0159\u00edstavn\u00edch stroj\u016f, s dostate\u010dnou pevnost\u00ed, odolnost\u00ed proti opot\u0159eben\u00ed a dlouhou \u017eivotnost\u00ed.<\/li>\n\n\n\n<li><strong>Sn\u00ed\u017een\u00e9 opot\u0159eben\u00ed ocelov\u00e9ho lana:<\/strong> Hust\u00fd a hladk\u00fd materi\u00e1l zlep\u0161uje odolnost dr\u00e1\u017eky proti opot\u0159eben\u00ed a sni\u017euje ztr\u00e1ty t\u0159en\u00edm ocelov\u00e9ho lana.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"842\" height=\"561\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2026\/03\/Application-of-forged-crane-sheaves-in-crawler-cranes.png\" alt=\"\" class=\"wp-image-16649\"><figcaption class=\"wp-element-caption\">Kladkov\u00e9 bloky p\u00e1sov\u00fdch je\u0159\u00e1b\u016f<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Optim\u00e1ln\u011bj\u0161\u00ed rozlo\u017een\u00ed zat\u00ed\u017een\u00ed:<\/strong> P\u0159izp\u016fsobeno pro t\u011b\u017ek\u00e9 podm\u00ednky zat\u00ed\u017een\u00ed p\u00e1sov\u00fdch je\u0159\u00e1b\u016f, zaji\u0161\u0165uje bezpe\u010dnou a spolehlivou instalaci a rovnom\u011brn\u00e9 rozlo\u017een\u00ed zat\u00ed\u017een\u00ed na kladk\u00e1ch.<\/li>\n\n\n\n<li><strong>Vysok\u00e1 odolnost proti n\u00e1razu a bezpe\u010dnost:<\/strong> Proces kov\u00e1n\u00ed zachov\u00e1v\u00e1 aerodynamick\u00fd tvar kovu, d\u00edky \u010demu\u017e je odoln\u00fd v\u016f\u010di n\u00e1raz\u016fm, m\u00e9n\u011b n\u00e1chyln\u00fd k zlomen\u00ed a zaji\u0161\u0165uje stabiln\u011bj\u0161\u00ed a bezpe\u010dn\u011bj\u0161\u00ed provoz za\u0159\u00edzen\u00ed.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Nej\u010dast\u011bj\u0161\u00ed dotazy<\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<div id=\"faq-question-1774250892041\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">Jak\u00e9 jsou rozd\u00edly v pou\u017eit\u00ed mezi kovan\u00fdmi a v\u00e1lcovan\u00fdmi je\u0159\u00e1bov\u00fdmi kladkami?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Kovan\u00e9 kladky maj\u00ed hust\u0161\u00ed zrna, co\u017e m\u00e1 za n\u00e1sledek vy\u0161\u0161\u00ed odolnost proti prask\u00e1n\u00ed a n\u00e1razu, del\u0161\u00ed \u017eivotnost a ni\u017e\u0161\u00ed m\u00edru poruchovosti, d\u00edky \u010demu\u017e jsou vhodn\u00e9 pro <strong>dlouhodob\u00e9 podm\u00ednky vysok\u00e9 intenzity a velk\u00e9 z\u00e1t\u011b\u017ee<\/strong>V\u00e1lcovan\u00e9 kladky maj\u00ed st\u0159edn\u00ed pevnost a relativn\u011b ni\u017e\u0161\u00ed odolnost proti \u00fanav\u011b, ale jsou levn\u011bj\u0161\u00ed a lze je rychle p\u0159epravovat, tak\u017ee jsou vhodn\u00e9 pro <strong>obecn\u00e9 pracovn\u00ed podm\u00ednky se st\u0159edn\u00edm a stabiln\u00edm zat\u00ed\u017een\u00edm.<\/strong><\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1774250926333\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">Kdy je t\u0159eba vym\u011bnit kladku je\u0159\u00e1bu?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Pokud opot\u0159eben\u00ed zp\u016fsob\u00ed zmen\u0161en\u00ed pr\u016fm\u011bru dr\u00e1\u017eky kladky o 50% pr\u016fm\u011bru ocelov\u00e9ho lana, nebo pokud opot\u0159eben\u00ed st\u011bny dr\u00e1\u017eky p\u0159es\u00e1hne 20% p\u016fvodn\u00ed tlou\u0161\u0165ky, je t\u0159eba zv\u00e1\u017eit v\u00fdm\u011bnu. Struktur\u00e1ln\u00ed po\u0161kozen\u00ed kladky, jako jsou povrchov\u00e9 nebo vnit\u0159n\u00ed trhliny, uvoln\u011bn\u00e9 n\u00fdty nebo zlomen\u00e9 paprsky, v\u00fdznamn\u011b ovlivn\u00ed jej\u00ed pevnost a bezpe\u010dnost a bude vy\u017eadovat okam\u017eit\u00e9 ukon\u010den\u00ed pou\u017e\u00edv\u00e1n\u00ed a v\u00fdm\u011bnu.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1774250972263\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">Za jak\u00fdch pracovn\u00edch podm\u00ednek se kovan\u00e1 je\u0159\u00e1bov\u00e1 kladka nedoporu\u010duje?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Pokud provozn\u00ed teplota trvale p\u0159ekra\u010duje konstruk\u010dn\u00ed limit materi\u00e1lu kovan\u00e9 kladky (v\u00fdkon kovan\u00fdch kladek vyroben\u00fdch z uhl\u00edkov\u00e9 oceli se m\u016f\u017ee v\u00fdrazn\u011b sn\u00ed\u017eit nad 200 \u00b0C) nebo v extr\u00e9mn\u011b chladn\u00e9m prost\u0159ed\u00ed pod -40 \u00b0C, nemus\u00ed mechanick\u00e9 vlastnosti (jako je hou\u017eevnatost a pevnost) kovan\u00e9 kladky spl\u0148ovat po\u017eadavky. M\u011bly by b\u00fdt zvoleny kladky vyroben\u00e9 ze speci\u00e1ln\u00edch materi\u00e1l\u016f odoln\u00fdch v\u016f\u010di vysok\u00fdm nebo n\u00edzk\u00fdm teplot\u00e1m.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1774251000005\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">Vy\u017eaduje kovan\u00e1 je\u0159\u00e1bov\u00e1 kladka maz\u00e1n\u00ed b\u011bhem pou\u017e\u00edv\u00e1n\u00ed? Jak\u00fd je cyklus \u00fadr\u017eby?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>B\u011bhem \u017eivotnosti kladky se na jej\u00edm povrchu snadno hromad\u00ed prach a ne\u010distoty, co\u017e ovliv\u0148uje jej\u00ed norm\u00e1ln\u00ed provoz. Proto je t\u0159eba povrch kladky pravideln\u011b \u010distit. Lze jej ot\u0159\u00edt m\u011bkk\u00fdm had\u0159\u00edkem a v p\u0159\u00edpad\u011b pot\u0159eby nan\u00e9st mazivo na b\u00e1zi lithia (mazac\u00ed cyklus: jednou t\u00fddn\u011b p\u0159i \u010dast\u00e9m pou\u017e\u00edv\u00e1n\u00ed a jednou m\u011bs\u00ed\u010dn\u011b p\u0159i b\u011b\u017en\u00e9m pou\u017e\u00edv\u00e1n\u00ed).<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"Kovan\u00e9 je\u0159\u00e1bov\u00e9 kladky se vyr\u00e1b\u011bj\u00ed p\u016fsoben\u00edm tlaku na kovov\u00e9 polotovary pomoc\u00ed kovac\u00edch stroj\u016f, \u010d\u00edm\u017e se vytvo\u0159\u00ed plastick\u00e1 deformace a vytvo\u0159\u00ed se tak vysoce v\u00fdkonn\u00e9 je\u0159\u00e1bov\u00e9 kladky. Kov\u00e1n\u00ed, jako kl\u00ed\u010dov\u00e1 sou\u010d\u00e1st technologie tv\u00e1\u0159en\u00ed kov\u016f, \u00fa\u010dinn\u011b eliminuje vady odlitk\u016f, jako je p\u00f3rovitost, a zjem\u0148uje vnit\u0159n\u00ed mikrostrukturu. D\u00edky zachov\u00e1n\u00ed kompletn\u00edch lini\u00ed toku kovu poskytuj\u00ed kovan\u00e9 je\u0159\u00e1bov\u00e9 kladky lep\u0161\u00ed mechanick\u00e9 [\u2026]","protected":false},"author":8,"featured_media":16624,"parent":7830,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"single-new-Product.php","format":"standard","meta":{"_acf_changed":false,"rank_math_lock_modified_date":false,"pgc_sgb_lightbox_settings":"","footnotes":""},"categories":[568],"tags":[1050],"class_list":["post-16619","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-other-cranes-parts","tag-xgcrane-sheaves"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts\/16619"}],"collection":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/comments?post=16619"}],"version-history":[{"count":7,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts\/16619\/revisions"}],"predecessor-version":[{"id":16650,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts\/16619\/revisions\/16650"}],"up":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts\/7830"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/media\/16624"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/media?parent=16619"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/categories?post=16619"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/tags?post=16619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}