{"id":19348,"date":"2026-10-03T09:36:39","date_gmt":"2026-10-03T09:36:39","guid":{"rendered":"https:\/\/tuohaihardware.com\/?p=19348"},"modified":"2026-10-03T09:36:39","modified_gmt":"2026-10-03T09:36:39","slug":"typy-prumyslovych-retezcu","status":"publish","type":"post","link":"https:\/\/tuohaihardware.com\/cs\/industrial-chain-types\/","title":{"rendered":"Typy pr\u016fmyslov\u00fdch \u0159et\u011bz\u016f: Pr\u016fvodce \u010dl\u00e1nkov\u00fdmi \u0159et\u011bzy a jejich pou\u017eit\u00edm"},"content":{"rendered":"<p>Pokud je v popt\u00e1vce uvedeno pouze \u201cpr\u016fmyslov\u00fd \u0159et\u011bz\u201d, dodavatel st\u00e1le nedok\u00e1\u017ee ur\u010dit, jak\u00fd \u0159et\u011bz pot\u0159ebujete. \u0158et\u011bz, kter\u00fd poh\u00e1n\u00ed stroj, \u0159et\u011bz, kter\u00fd p\u0159epravuje zbo\u017e\u00ed, \u0159et\u011bz, kter\u00fd zaji\u0161\u0165uje n\u00e1klad, a \u0159et\u011bz pou\u017e\u00edvan\u00fd ve zvedac\u00edm \u00favazu, maj\u00ed odli\u0161n\u00e9 konstrukce a bezpe\u010dnostn\u00ed po\u017eadavky. Dva \u0159et\u011bzy, kter\u00e9 vypadaj\u00ed stejn\u011b nebo maj\u00ed stejn\u00fd jmenovit\u00fd pr\u016fm\u011br, nemus\u00ed b\u00fdt zam\u011bniteln\u00e9. Tato p\u0159\u00edru\u010dka nejprve rozd\u011bluje hlavn\u00ed typy pr\u016fmyslov\u00fdch \u0159et\u011bz\u016f a pot\u00e9 se zam\u011b\u0159uje na \u010dl\u00e1nkov\u00e9 \u0159et\u011bzy a podrobnosti, kter\u00e9 si kupuj\u00edc\u00ed mus\u00ed ov\u011b\u0159it.<\/p>\n<blockquote><p><strong>Nejprve si vyberte pr\u016fmyslov\u00fd \u0159et\u011bzec podle jeho pr\u00e1ce.<\/strong> V\u00e1le\u010dkov\u00fd \u0159et\u011bz p\u0159en\u00e1\u0161\u00ed hlavn\u011b s\u00edlu. Dopravn\u00edkov\u00fd \u0159et\u011bz pohybuje materi\u00e1lem. Listov\u00fd \u0159et\u011bz se \u010dasto pou\u017e\u00edv\u00e1 ve zdvihac\u00edch mechanismech, jako jsou sto\u017e\u00e1ry vysokozdvi\u017en\u00fdch voz\u00edk\u016f. \u010cl\u00e1nkov\u00fd \u0159et\u011bz lze pou\u017e\u00edt k zaji\u0161t\u011bn\u00ed n\u00e1kladu, ta\u017een\u00ed, zved\u00e1n\u00ed nebo zav\u011b\u0161ov\u00e1n\u00ed, v z\u00e1vislosti na jeho typu. Jakmile zn\u00e1te danou pr\u00e1ci, zkontrolujte po\u017eadovanou konstrukci \u0159et\u011bzu, t\u0159\u00eddu, velikost, nosnost a provozn\u00ed podm\u00ednky.<\/p><\/blockquote>\n<h2>Jak\u00e9 jsou hlavn\u00ed typy pr\u016fmyslov\u00fdch \u0159et\u011bzc\u016f?<\/h2>\n<p>\u201cPr\u016fmyslov\u00fd \u0159et\u011bz\u201d je \u0161irok\u00fd pojem. Tabulka uv\u00e1d\u00ed p\u0159\u00edklady n\u00e1zv\u016f \u0159et\u011bz\u016f, se kter\u00fdmi se m\u016f\u017eete setkat p\u0159i r\u016fzn\u00fdch n\u00e1kupn\u00edch \u00fakonech. N\u011bkter\u00e9 n\u00e1zvy popisuj\u00ed konstrukci a jin\u00e9 pou\u017eit\u00ed, tak\u017ee se tyto kategorie p\u0159ekr\u00fdvaj\u00ed. Nap\u0159\u00edklad dopravn\u00edkov\u00fd \u0159et\u011bz m\u016f\u017ee pou\u017e\u00edvat v\u00e1le\u010dky. Jeho konstrukci a \u0159adu je st\u00e1le nutn\u00e9 identifikovat ze specifikace za\u0159\u00edzen\u00ed.<\/p>\n<table>\n<thead>\n<tr>\n<th>N\u00e1zev \u0159et\u011bzce<\/th>\n<th>Typick\u00fd \u00fakol n\u00e1kupu<\/th>\n<th>Prvn\u00ed podrobnosti k ov\u011b\u0159en\u00ed<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>V\u00e1le\u010dkov\u00fd \u0159et\u011bz<\/td>\n<td>Zapojen\u00ed ozuben\u00fdch kol pro p\u0159enos rota\u010dn\u00edho v\u00fdkonu<\/td>\n<td>\u0158ada \u0159et\u011bzu, rozte\u010d, velikosti v\u00e1le\u010dk\u016f a \u0159et\u011bzov\u00fdch kol, rychlost a maz\u00e1n\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Dopravn\u00edkov\u00fd \u0159et\u011bz<\/td>\n<td>P\u0159esouv\u00e1 produkty nebo sypk\u00fd materi\u00e1l za\u0159\u00edzen\u00edm<\/td>\n<td>P\u0159emis\u0165ovan\u00fd materi\u00e1l, dr\u00e1ha pojezdu, p\u0159\u00edslu\u0161enstv\u00ed, rozte\u010d, opot\u0159eben\u00ed a podm\u00ednky \u010di\u0161t\u011bn\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Listov\u00fd \u0159et\u011bz<\/td>\n<td>P\u0159en\u00e1\u0161\u00ed ta\u017enou s\u00edlu v za\u0159\u00edzen\u00edch, jako jsou sto\u017e\u00e1ry vysokozdvi\u017en\u00fdch voz\u00edk\u016f<\/td>\n<td>Specifikovan\u00e1 \u0159ada \u0159et\u011bz\u016f za\u0159\u00edzen\u00ed, koncov\u00e9 spoje, zat\u00ed\u017een\u00ed a po\u017eadavky na kontrolu<\/td>\n<\/tr>\n<tr>\n<td>\u0158et\u011bz s \u010dl\u00e1nky<\/td>\n<td>Zaji\u0161\u0165uje, t\u00e1hne, zved\u00e1 nebo zav\u011b\u0161uje b\u0159emeno v z\u00e1vislosti na \u0159et\u011bzu<\/td>\n<td>Sva\u0159ovan\u00e1 nebo bezsvarov\u00e1 konstrukce, t\u0159\u00edda, nosnost, velikost \u010dl\u00e1nku, tvarovky a prost\u0159ed\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>V\u00e1le\u010dkov\u00e9, dopravn\u00edkov\u00e9 a listov\u00e9 \u0159et\u011bzy obvykle pracuj\u00ed se specifick\u00fdm syst\u00e9mem stroje, ozuben\u00e9ho kola nebo vodic\u00edho syst\u00e9mu. \u010cl\u00e1nkov\u00e9 \u0159et\u011bzy pou\u017e\u00edvaj\u00ed spojen\u00e9 kovov\u00e9 \u010dl\u00e1nky a spr\u00e1vn\u00e1 volba z\u00e1vis\u00ed p\u0159edev\u0161\u00edm na \u00fakolu. \u0158et\u011bz pro upevn\u011bn\u00ed n\u00e1kladu, zvedac\u00ed \u0159et\u011bz a sv\u011bteln\u00fd \u0159et\u011bz jsou v\u0161echny p\u0159\u00edbuzn\u00e9 \u010dl\u00e1nkov\u00fdm \u0159et\u011bz\u016fm, ale nesd\u00edlej\u00ed jeden po\u017eadavek na nosnost jen proto, \u017ee se jedn\u00e1 o kovov\u00e9 \u0159et\u011bzy. Zbytek t\u00e9to p\u0159\u00edru\u010dky se zam\u011b\u0159uje na sva\u0159ovan\u00e9 a bez\u0161vov\u00e9 \u010dl\u00e1nkov\u00e9 \u0159et\u011bzy.<\/p>\n<h2>Jak se klasifikuj\u00ed pr\u016fmyslov\u00e9 \u010dl\u00e1nkov\u00e9 \u0159et\u011bzy?<\/h2>\n<p>Za\u010dn\u011bte zp\u016fsobem, jak\u00fdm jsou odkazy vytvo\u0159eny. V <strong>sva\u0159ovan\u00fd \u010dl\u00e1nkov\u00fd \u0159et\u011bz<\/strong>, ka\u017ed\u00fd vytvo\u0159en\u00fd \u010dl\u00e1nek je uzav\u0159en svarem. A <strong>nesva\u0159ovan\u00fd \u0159et\u011bz<\/strong> pou\u017e\u00edv\u00e1 m\u00edsto toho tvar \u010dl\u00e1nku a vz\u00e1jemn\u011b propojen\u00e9 \u010dl\u00e1nky. Bezsvarov\u00e9 styly jsou b\u011b\u017en\u00e9 u leh\u010d\u00edch z\u00e1v\u011bsn\u00fdch, v\u00fdstavn\u00edch, okenn\u00edch a kovac\u00edch pou\u017eit\u00ed.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-19367\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/welded-chain-link-detail.jpg\" alt=\"Detail sva\u0159en\u00fdch \u0159et\u011bzov\u00fdch \u010dl\u00e1nk\u016f s ukazuj\u00edc\u00edmi spoje\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/welded-chain-link-detail.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/welded-chain-link-detail-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/welded-chain-link-detail-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>Pak se pod\u00edvejte na funkci a specifikaci \u0159et\u011bzu. G70 v <code>P\u0159epravn\u00ed \u0159et\u011bz G70<\/code> je zn\u00e1mka. <code>\u0158et\u00edzek s dvojitou smy\u010dkou<\/code> pojmenov\u00e1v\u00e1 n\u00e1vrh odkazu. <code>\u0158et\u011bz z nerezov\u00e9 oceli<\/code> pojmenov\u00e1v\u00e1 materi\u00e1l. Tyto term\u00edny popisuj\u00ed r\u016fzn\u00e9 v\u011bci, tak\u017ee by nem\u011bly b\u00fdt shrnuty do jednoho jednoduch\u00e9ho \u017eeb\u0159\u00ed\u010dku pevnosti. Zinkov\u00e1n\u00ed, \u017e\u00e1rov\u00e9 zinkov\u00e1n\u00ed nebo nerezov\u00e1 ocel tak\u00e9 nemohou nahradit jmenovit\u00e9 zat\u00ed\u017een\u00ed.<\/p>\n<p>Vzhled nesta\u010d\u00ed pro \u017e\u00e1dn\u00fd \u0159et\u011bz, kter\u00fd mus\u00ed n\u00e9st jmenovit\u00e9 zat\u00ed\u017een\u00ed. Tlou\u0161\u0165ka \u010dl\u00e1nku, d\u00e9lka nebo barva samy o sob\u011b neprokazuj\u00ed jakost. Tak\u00e9 nemohou uk\u00e1zat, zda je sestava s h\u00e1ky vhodn\u00e1 pro konkr\u00e9tn\u00ed \u00falohu. Specifikace sva\u0159ovan\u00fdch \u0159et\u011bz\u016f NACM berou v \u00favahu jakost, velikost, stav \u0159et\u011bzu a mezn\u00ed nosnost spole\u010dn\u011b.<\/p>\n<h2>Kter\u00fd sva\u0159ovan\u00fd \u0159et\u011bz je pro dan\u00fd \u00fa\u010del vhodn\u00fd?<\/h2>\n<p>Sva\u0159ovan\u00e9 \u010dl\u00e1nkov\u00e9 \u0159et\u011bzy se dod\u00e1vaj\u00ed v n\u011bkolika jakostech. N\u00ed\u017ee uveden\u00e1 pou\u017eit\u00ed jsou b\u011b\u017en\u00e9 kategorie. Pro skute\u010dnou objedn\u00e1vku zkontrolujte normu produktu, velikost, ozna\u010den\u00ed, nosnost a pravidla platn\u00e1 v m\u00edst\u011b pou\u017eit\u00ed \u0159et\u011bzu.<\/p>\n<table>\n<thead>\n<tr>\n<th>B\u011b\u017en\u00fd n\u00e1zev<\/th>\n<th>Typick\u00e1 pr\u00e1ce<\/th>\n<th>Kl\u00ed\u010dov\u00fd limit<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><a href=\"https:\/\/tuohaihardware.com\/cs\/proof-civkovy-retez\/\">G30 odoln\u00fd c\u00edvkov\u00fd \u0159et\u011bz<\/a><\/td>\n<td>Obecn\u00e9 hardware, bari\u00e9ry, pou\u017eit\u00ed na farm\u011b a z\u00e1kladn\u00ed zabezpe\u010den\u00ed<\/td>\n<td>Nen\u00ed ur\u010deno pro zved\u00e1n\u00ed nad hlavou<\/td>\n<\/tr>\n<tr>\n<td>\u0158et\u011bz G43 s vysokou zkou\u0161kou<\/td>\n<td>Upev\u0148ovac\u00ed a tahac\u00ed pr\u00e1ce, kter\u00e9 vy\u017eaduj\u00ed vy\u0161\u0161\u00ed stupe\u0148 ne\u017e z\u00e1kladn\u00ed u\u017eitkov\u00fd \u0159et\u011bz<\/td>\n<td>Nen\u00ed ur\u010deno pro zved\u00e1n\u00ed nad hlavou<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/tuohaihardware.com\/cs\/prepravni-retezec-g70\/\">P\u0159epravn\u00ed \u0159et\u011bz G70<\/a><\/td>\n<td>Zaji\u0161t\u011bn\u00ed n\u00e1kladu b\u011bhem p\u0159epravy<\/td>\n<td>Nezach\u00e1zejte s upev\u0148ovac\u00edm \u0159et\u011bzem G70 jako se zvedac\u00edm \u0159et\u011bzem.<\/td>\n<\/tr>\n<tr>\n<td>\u0158et\u011bz ze slitiny G80\/G100<\/td>\n<td>\u0158\u00e1dn\u011b specifikovan\u00e9 zvedac\u00ed popruhy a dal\u0161\u00ed uveden\u00e9 pou\u017eit\u00ed<\/td>\n<td>Samotn\u00fd n\u00e1zev t\u0159\u00eddy nehodnot\u00ed kompletn\u00ed sestavu z\u00e1v\u011bsu.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-19368\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/chain-link-g70-marking.jpg\" alt=\"Detail \u010dl\u00e1nku \u0159et\u011bzu s raz\u00edtkem G70\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/chain-link-g70-marking.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/chain-link-g70-marking-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/chain-link-g70-marking-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>Pr\u016fvodce OSHA pro slitinov\u00e9 \u0159et\u011bzy vy\u017eaduje kontrolu identifikace popruh\u016f, jmenovit\u00e9ho zat\u00ed\u017een\u00ed, typu z\u00e1v\u011bsu a \u00fahlu. Pro relevantn\u00ed pr\u00e1ce ve Spojen\u00fdch st\u00e1tech plat\u00ed pravidla OSHA; kupuj\u00edc\u00ed na jin\u00fdch trz\u00edch si mus\u00ed ov\u011b\u0159it m\u00edstn\u00ed pravidla a smluvn\u00ed normy.<\/p>\n<p>Tento rozd\u00edl je p\u0159i objedn\u00e1vce d\u016fle\u017eit\u00fd. Pokud je \u00fakolem zajistit n\u00e1klad na vozidle, zkontrolujte \u0159et\u011bz, pojistku, h\u00e1ky a kotevn\u00ed body jako upev\u0148ovac\u00ed syst\u00e9m. Pokud je \u00fakolem zvednout b\u0159emeno ze zem\u011b, kupte si kompletn\u00ed zvedac\u00ed popruh, kter\u00fd je navr\u017een, smontov\u00e1n, ozna\u010den a zkontrolov\u00e1n pro dan\u00e9 pou\u017eit\u00ed. V\u00fdm\u011bna \u0159et\u011bzu G70 za <a href=\"https:\/\/tuohaihardware.com\/cs\/ocelovy-retez\/retez-g80\/\">\u0158et\u011bz G80<\/a> automaticky neumo\u017e\u0148uje st\u00e1vaj\u00edc\u00ed h\u00e1ky ani celou sestavu um\u00edstit do stavu vhodn\u00e9ho pro zved\u00e1n\u00ed.<\/p>\n<p>\u0158et\u011bz z nerezov\u00e9 oceli je samostatnou volbou materi\u00e1lu. M\u016f\u017ee b\u00fdt u\u017eite\u010dn\u00fd v ur\u010dit\u00e9m korozivn\u00edm prost\u0159ed\u00ed, ale slova \u201cnerezov\u00e1 ocel\u201d v\u00e1m ne\u0159\u00edkaj\u00ed jeho jakost, nosnost ani schv\u00e1len\u00ed pro zved\u00e1n\u00ed. Nejprve si stanovte danou pr\u00e1ci a po\u017eadovan\u00e9 parametry. Pot\u00e9 vyberte materi\u00e1l a povrchov\u00e9 vlastnosti pro dan\u00e9 prost\u0159ed\u00ed.<\/p>\n<h2>Kam se hod\u00ed bez\u0161vov\u00e9 \u0159et\u011bzy?<\/h2>\n<p>Bezsvarov\u00e9 \u0159et\u011bzy se \u010dasto vol\u00ed kv\u016fli tvaru \u010dl\u00e1nku, vzhledu nebo pot\u0159eb\u011b lehk\u00e9ho spojen\u00ed. N\u00ed\u017ee uveden\u00e9 n\u00e1zvy popisuj\u00ed proveden\u00ed nebo b\u011b\u017en\u00e9 pou\u017eit\u00ed. Samy o sob\u011b nep\u0159edstavuj\u00ed certifikaci nosnosti.<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/tuohaihardware.com\/cs\/nesvarovany-retez\/retez-s-dvojitou-smyckou\/\">\u0158et\u00edzek s dvojitou smy\u010dkou<\/a><\/strong> m\u00e1 vz\u00e1jemn\u011b propojen\u00e9 dvojit\u00e9 smy\u010dky. Pou\u017e\u00edv\u00e1 se v zav\u011b\u0161ov\u00e1n\u00ed kov\u00e1n\u00ed, displej\u00edch a p\u0159\u00edslu\u0161enstv\u00ed. Zkontrolujte velikost spoje, povrchovou \u00fapravu a povolen\u00e9 zat\u00ed\u017een\u00ed po\u017eadovan\u00e9 pro dan\u00fd projekt.<\/li>\n<li><strong><a href=\"https:\/\/tuohaihardware.com\/cs\/nesvarovany-retez\/zvedak-retez\/\">\u0158et\u011bz zved\u00e1ku<\/a><\/strong> m\u00e1 sv\u011bteln\u00e9 \u010dl\u00e1nky a \u010dasto se pou\u017e\u00edv\u00e1 pro osv\u011btlen\u00ed, reklamn\u00ed cedule a dal\u0161\u00ed lehk\u00e9 z\u00e1v\u011bsn\u00e9 pr\u00e1ce. Skute\u010dnost, \u017ee na n\u011bm lze zav\u011bsit p\u0159edm\u011bt, z n\u011bj ned\u011bl\u00e1 zvedac\u00ed \u0159et\u011bz.<\/li>\n<li><strong><a href=\"https:\/\/tuohaihardware.com\/cs\/nesvarovany-retez\/kridlovy-retez\/\">\u0158et\u011bz \u0161erpy<\/a><\/strong> se \u010dasto pou\u017e\u00edv\u00e1 s protiz\u00e1va\u017e\u00edmi oken a podobn\u00fdmi mechanismy. V p\u0159\u00edpad\u011b v\u00fdm\u011bny zkontrolujte p\u016fvodn\u00ed velikost \u010dl\u00e1nku a po\u017eadavky na vybaven\u00ed.<\/li>\n<li><strong><a href=\"https:\/\/tuohaihardware.com\/cs\/retez-s-jednou-smyckou\/\">\u0158et\u011bz s jednou smy\u010dkou<\/a><\/strong> pou\u017e\u00edv\u00e1 se pro armatury obecn\u00fdch rozvod\u016f, podp\u011bry potrub\u00ed a vhodn\u00e9 ru\u010dn\u00ed ovl\u00e1d\u00e1n\u00ed. Zkontrolujte rozm\u011bry \u010dl\u00e1nk\u016f a po\u017eadavky na zat\u00ed\u017een\u00ed cel\u00e9 podp\u011bry nebo ovl\u00e1dac\u00ed sestavy.<\/li>\n<li><strong><a href=\"https:\/\/tuohaihardware.com\/cs\/retez-se-zamkem\/\">\u0158et\u011bz se z\u00e1mkem<\/a><\/strong> je nab\u00edzen pro vhodn\u00e9 ru\u010dn\u00ed pohony p\u0159evodov\u00fdch kol. Vyberte jej podle typu a rozm\u011br\u016f \u0159et\u011bzu specifikovan\u00fdch v\u00fdrobcem p\u0159evodov\u00fdch kol.<\/li>\n<\/ul>\n<p>Tyto posledn\u00ed dva n\u00e1zvy se mohou v kataloz\u00edch dodavatel\u016f p\u0159ekr\u00fdvat, v\u010detn\u011b katalogu Tuohai. Sd\u00edlen\u00fd n\u00e1zev neznamen\u00e1, \u017ee dva rozm\u011bry nebo produkty jsou zam\u011bniteln\u00e9. Potvr\u010fte v\u00fdkres, rozm\u011bry a schv\u00e1len\u00e9 pou\u017eit\u00ed.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-19369\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/weldless-jack-chain-links.jpg\" alt=\"Vzorky \u0159et\u011bz\u016f Jack s propleten\u00fdmi \u010dl\u00e1nky ve tvaru osmi\u010dky\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/weldless-jack-chain-links.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/weldless-jack-chain-links-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/10\/weldless-jack-chain-links-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>Stejn\u00fd bezsvarov\u00fd typ se m\u016f\u017ee dod\u00e1vat v r\u016fzn\u00fdch materi\u00e1lech a povrchov\u00fdch \u00faprav\u00e1ch. V popt\u00e1vce nezas\u00edlejte pouze obecn\u00fd n\u00e1zev \u0159et\u011bzu. Uve\u010fte, kde bude pou\u017eit, kov\u00e1n\u00ed, d\u00e9lku, rozm\u011bry a skute\u010dn\u00e9 zat\u00ed\u017een\u00ed. Pokud bude \u0159et\u011bz n\u00e9st p\u0159edm\u011bt nad lidmi nebo slou\u017eit jin\u00e9mu \u00fa\u010delu kritick\u00e9mu z hlediska bezpe\u010dnosti, nejprve si ov\u011b\u0159te po\u017eadavky na konstrukci a kontrolu cel\u00e9ho syst\u00e9mu. Nekupujte jej jako b\u011b\u017en\u00fd ozdobn\u00fd \u0159et\u011bz.<\/p>\n<h2>Jak byste m\u011bli specifikovat pr\u016fmyslov\u00fd \u010dl\u00e1nkov\u00fd \u0159et\u011bz?<\/h2>\n<p>P\u0159ed uveden\u00edm materi\u00e1lu nebo povrchov\u00e9 \u00fapravy sd\u011blte dodavateli, co mus\u00ed \u0159et\u011bzec splnit. Pot\u00e9 uve\u010fte tyto podrobnosti:<\/p>\n<ol>\n<li><strong>Pot\u0159eby v oblasti pr\u00e1ce a bezpe\u010dnosti.<\/strong> Uve\u010fte, zda \u0159et\u011bz poh\u00e1n\u00ed stroj, zajist\u00ed n\u00e1klad, zvedne b\u0159emeno, t\u00e1hne, zav\u011bs\u00ed p\u0159edm\u011bt nebo osad\u00ed konkr\u00e9tn\u00ed za\u0159\u00edzen\u00ed. Tato pr\u00e1ce m\u011bn\u00ed skupinu \u0159et\u011bz\u016f a standardy, kter\u00e9 pot\u0159ebujete.<\/li>\n<li><strong>Typ a t\u0159\u00edda \u0159et\u011bzu.<\/strong> U sva\u0159ovan\u00fdch \u0159et\u011bz\u016f uve\u010fte po\u017eadovanou jakost, nap\u0159\u00edklad G30, G43, G70 nebo p\u0159\u00edslu\u0161nou jakost slitiny, a normu. U bezsva\u0159ovan\u00fdch \u0159et\u011bz\u016f uve\u010fte p\u0159esn\u00fd typ, v\u00fdkres nebo schv\u00e1len\u00fd vzorek.<\/li>\n<li><strong>Rozm\u011bry a d\u00e9lka.<\/strong> Uve\u010fte jmenovit\u00fd pr\u016fm\u011br, vnit\u0159n\u00ed d\u00e9lku a \u0161\u00ed\u0159ku \u010dl\u00e1nku, celkovou d\u00e9lku a rozm\u011bry v\u0161ech \u0159et\u011bzov\u00fdch kol, h\u00e1k\u016f nebo spojek, na kter\u00e9 mus\u00ed b\u00fdt \u0159et\u011bz pasov\u00e1n. \u0158ady \u0159et\u011bz\u016f mohou pou\u017e\u00edvat r\u016fzn\u00e9 syst\u00e9my velikost\u00ed.<\/li>\n<li><strong>Hodnocen\u00ed cel\u00e9 sestavy.<\/strong> Pokud je d\u016fle\u017eit\u00e9 jmenovit\u00e9 zat\u00ed\u017een\u00ed, uve\u010fte pracovn\u00ed zat\u00ed\u017een\u00ed a identifikaci pot\u0159ebnou pro \u0159et\u011bz, h\u00e1k, spojovac\u00ed \u010dl\u00e1nek, v\u00e1zac\u00ed prvek nebo smy\u010dku. Nehodno\u0165te celou sestavu pouze podle jednoho kusu \u0159et\u011bzu. Pravidlo OSHA pro \u0159et\u011bzov\u00e9 smy\u010dky v USA vy\u017eaduje trvalou identifikaci a omezuje sestavu, pokud m\u00e1 tvarovka ni\u017e\u0161\u00ed jmenovit\u00e9 zat\u00ed\u017een\u00ed.<\/li>\n<li><strong>Servisn\u00ed prost\u0159ed\u00ed.<\/strong> Popi\u0161te pou\u017eit\u00ed v interi\u00e9ru nebo exteri\u00e9ru, vlhkost, s\u016fl, chemik\u00e1lie, teplotu a \u010di\u0161t\u011bn\u00ed. Vyberte materi\u00e1l a povrchovou \u00fapravu s ohledem na tyto podm\u00ednky.<\/li>\n<li><strong>Dokumenty a p\u0159ijet\u00ed.<\/strong> Uve\u010fte materi\u00e1l, p\u0159\u00edslu\u0161nou normu, zna\u010den\u00ed, inspek\u010dn\u00ed, zku\u0161ebn\u00ed nebo sledovateln\u00e9 dokumenty, kter\u00e9 pot\u0159ebujete. \u201cVysok\u00e1 odolnost\u201d nen\u00ed m\u011b\u0159iteln\u00fd po\u017eadavek.<\/li>\n<li><strong>Dodac\u00ed formul\u00e1\u0159.<\/strong> Uve\u010fte, zda pot\u0159ebujete \u0159et\u011bz ve velk\u00e9m, nebo sestavu s koncovkami. Uve\u010fte d\u00e9lku na kus, obal, \u0161t\u00edtky a po\u017eadovanou identifikaci \u0161ar\u017ee.<\/li>\n<\/ol>\n<p>P\u0159i \u010dten\u00ed testovac\u00ed dokumentace udr\u017eujte na\u010d\u00edtac\u00ed podm\u00ednky odd\u011blen\u00e9. <strong>Mezn\u00ed nosnost (WLL)<\/strong> je maxim\u00e1ln\u00ed pracovn\u00ed zat\u00ed\u017een\u00ed pro uveden\u00e9 podm\u00ednky. <strong>Zku\u0161ebn\u00ed zat\u00ed\u017een\u00ed<\/strong> je specifikovan\u00e1 ov\u011b\u0159ovac\u00ed s\u00edla a <strong>zku\u0161ebn\u00ed test<\/strong> aplikuje tuto s\u00edlu ke kontrole produktu. <strong>Minim\u00e1ln\u00ed s\u00edla p\u0159i p\u0159etr\u017een\u00ed<\/strong> je minim\u00e1ln\u00ed po\u017eadavek na pevnost p\u0159i destruktivn\u00ed zkou\u0161ce tahem. Ani zku\u0161ebn\u00ed zat\u00ed\u017een\u00ed, ani minim\u00e1ln\u00ed mezn\u00ed s\u00edla nejsou povolen\u00fdm provozn\u00edm zat\u00ed\u017een\u00edm. Pou\u017eijte p\u0159\u00edslu\u0161nou normu v\u00fdrobku, jmenovit\u00e9 hodnoty v\u00fdrobce a identifikaci sestavy; nevypo\u010d\u00edt\u00e1vejte nosnost WLL sami z jednoho v\u00fdsledku zkou\u0161ky pevnosti. Specifikace sva\u0159ovan\u00fdch \u0159et\u011bz\u016f NACM tyto hodnoty rozli\u0161uje.<\/p>\n<p>Pokud m\u00e1te pouze fotografii a odhadovan\u00fd pr\u016fm\u011br, nejprve si shrom\u00e1\u017ed\u011bte model za\u0159\u00edzen\u00ed, pou\u017eit\u00ed, rozm\u011bry \u010dl\u00e1nk\u016f, ozna\u010den\u00ed a p\u016fvodn\u00ed z\u00e1znam o koupi. V p\u0159\u00edpad\u011b n\u00e1hrady souvisej\u00edc\u00ed s bezpe\u010dnost\u00ed neh\u00e1dejte, \u017ee bude fungovat podobn\u011b vypadaj\u00edc\u00ed \u0159et\u011bz. Pokud je detail kritick\u00fd z hlediska bezpe\u010dnosti st\u00e1le nezn\u00e1m\u00fd, nechte jej posoudit kvalifikovanou osobou.<\/p>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<h3>M\u016f\u017eete ur\u010dit jakost neozna\u010den\u00e9ho \u010dl\u00e1nkov\u00e9ho \u0159et\u011bzu podle barvy nebo tlou\u0161\u0165ky?<\/h3>\n<p>Ne. Barva a velikost mohou pomoci z\u00fa\u017eit vyhled\u00e1v\u00e1n\u00ed, ale neprokazuj\u00ed jakost, p\u016fvod ani jmenovit\u00e9 zat\u00ed\u017een\u00ed. Zkontrolujte origin\u00e1ln\u00ed dokumenty, ozna\u010den\u00ed \u010dl\u00e1nk\u016f a informace od v\u00fdrobce. Pokud je st\u00e1le nem\u016f\u017eete potvrdit, \u0159et\u011bz ke zved\u00e1n\u00ed nepou\u017e\u00edvejte. Pravidla americk\u00e9ho z\u00e1kona FMCSA pro zaji\u0161t\u011bn\u00ed n\u00e1kladu stanov\u00ed specifick\u00e9 zat\u00ed\u017een\u00ed pro neozna\u010den\u00fd sva\u0159ovan\u00fd ocelov\u00fd \u0159et\u011bz pou\u017e\u00edvan\u00fd jako \u00favazek. Toto pravidlo neschvaluje nezn\u00e1m\u00fd \u0159et\u011bz ke zved\u00e1n\u00ed.<\/p>\n<h3>Mohou se dva \u010dl\u00e1nkov\u00e9 \u0159et\u011bzy se stejn\u00fdm pr\u016fm\u011brem vz\u00e1jemn\u011b nahradit?<\/h3>\n<p>Nejen na pr\u016fm\u011bru. D\u00e9lka a \u0161\u00ed\u0159ka vnit\u0159n\u00edho \u010dl\u00e1nku, materi\u00e1l, jakost, v\u00fdrobn\u00ed standard a uchycen\u00ed s koncov\u00fdmi prvky se mohou li\u0161it. Pokud \u0159et\u011bz nese jmenovit\u00e9 zat\u00ed\u017een\u00ed, porovnejte tak\u00e9 ozna\u010den\u00ed a dokumentaci k cel\u00e9 sestav\u011b.<\/p>\n<h3>Lze k zved\u00e1n\u00ed pou\u017e\u00edt \u010dl\u00e1nkov\u00fd \u0159et\u011bz z nerezov\u00e9 oceli?<\/h3>\n<p>Samotn\u00fd n\u00e1zev materi\u00e1lu na to nem\u016f\u017ee odpov\u011bd\u011bt. Specifick\u00fd \u0159et\u011bz a kompletn\u00ed z\u00e1v\u011bs mus\u00ed b\u00fdt navr\u017eeny pro zved\u00e1n\u00ed, m\u00edt po\u017eadovan\u00e9 jmenovit\u00e9 hodnoty a ozna\u010den\u00ed a spl\u0148ovat pravidla na pracovi\u0161ti. Odolnost proti korozi nestanovuje vhodnost pro zved\u00e1n\u00ed.<\/p>\n<h2>Z\u00e1v\u011br<\/h2>\n<p>Nejprve se rozhodn\u011bte, zda \u0159et\u011bz mus\u00ed p\u0159en\u00e1\u0161et s\u00edlu, p\u0159esouvat materi\u00e1l, zvedat b\u0159emeno, zaji\u0161\u0165ovat n\u00e1klad nebo zav\u011b\u0161ovat p\u0159edm\u011bt. V p\u0159\u00edpad\u011b \u010dl\u00e1nkov\u00e9ho \u0159et\u011bzu zvolte sva\u0159ovanou nebo bezsvarovou konstrukci, jakost, materi\u00e1l, velikost a kov\u00e1n\u00ed a zkontrolujte jmenovit\u00e9 hodnoty cel\u00e9 sestavy. Uveden\u00edm t\u011bchto \u00fadaj\u016f do \u017e\u00e1dosti o cenovou nab\u00eddku z\u00edsk\u00e1te nab\u00eddky, kter\u00e9 se sn\u00e1ze porovn\u00e1vaj\u00ed a ov\u011b\u0159uj\u00ed ne\u017e v p\u0159\u00edpad\u011b \u017e\u00e1dosti pouze o \u201cpr\u016fmyslov\u00fd \u0159et\u011bz\u201d.<\/p>","protected":false},"excerpt":{"rendered":"<p>If a purchase request says only \u201cindustrial chain,\u201d a supplier still cannot tell which chain you need. A chain that drives a machine, one that [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":19372,"comment_status":"closed","ping_status":"closed","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-19348","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>Industrial Chain Types: Link Chains and Their Uses<\/title>\n<meta name=\"description\" content=\"Compare industrial chain types, welded and weldless link chains, grades, and common uses. 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