{"id":4603,"date":"2025-03-26T09:26:31","date_gmt":"2025-03-26T01:26:31","guid":{"rendered":"https:\/\/steeltubespareparts.com\/?p=4603"},"modified":"2025-03-26T15:16:38","modified_gmt":"2025-03-26T07:16:38","slug":"what-is-hydraulic-pipes","status":"publish","type":"post","link":"https:\/\/steeltubespareparts.com\/cs\/what-is-hydraulic-pipes\/","title":{"rendered":"Co je to hydraulick\u00e9 potrub\u00ed?"},"content":{"rendered":"

Pot\u00fdkali jste se n\u011bkdy s poruchami hydraulick\u00e9ho syst\u00e9mu? Za posledn\u00edch dvacet let praxe jsem si v\u0161iml, \u017ee 60% poruch hydraulick\u00fdch syst\u00e9m\u016f je zp\u016fsobeno zkracov\u00e1n\u00edm trubek pro p\u0159\u00edvod kapaliny. Spr\u00e1vn\u00e9 hydraulick\u00e9 potrub\u00ed je v\u00edce ne\u017e jen sou\u010d\u00e1stka.<\/p>\n\n\n\n

\"hydraulick\u00fd<\/a>
EN1305 beze\u0161v\u00e9 p\u0159esn\u00e9 ocelov\u00e9 trubky Dodavatel\u00e9<\/figcaption><\/figure>\n\n\n\n


Co je to hydraulick\u00e9 potrub\u00ed? Hydraulick\u00e9 trubky jsou nosi\u010de pro dopravu hydraulick\u00e9ho oleje a p\u0159esn\u00fd p\u0159enos v\u00fdkonu. Obvykle se vyr\u00e1b\u011bj\u00ed z beze\u0161v\u00e9 p\u0159esn\u00e9 ocelov\u00e9 trubky<\/a> a odol\u00e1vaj\u00ed vysokotlak\u00e9mu prost\u0159ed\u00ed. P\u0159ipojuj\u00ed p\u0159edev\u0161\u00edm \u010derpadla, ventily, v\u00e1lce, pohony atd.

Dvacet let praxe v oboru m\u011b nau\u010dilo, jak d\u016fle\u017eit\u00e1 jsou potrub\u00ed v hydraulick\u00fdch syst\u00e9mech. Bez ohledu na to, jak jsou hydraulick\u00e9 v\u00e1lce, ventily a \u010derpadla vysp\u011bl\u00e9, jejich v\u00fdkon je omezen hydraulick\u00fdm potrub\u00edm.

Jak \u010dasto \u0159\u00edkaj\u00ed kardiovaskul\u00e1rn\u00ed odborn\u00edci: \"V\u00e1\u0161 \u017eivot z\u00e1vis\u00ed na nejk\u0159eh\u010d\u00ed c\u00e9v\u011b.\" Hydraulick\u00e9 potrub\u00ed<\/a> jsou podobn\u00e9 c\u00e9v\u00e1m v lidsk\u00e9m t\u011ble a tot\u00e9\u017e plat\u00ed i pro oblast hydrauliky. Potrub\u00ed v hydraulick\u00e9m syst\u00e9mu nemaj\u00ed podp\u016frnou roli, ale rozhoduj\u00ed o \u00fasp\u011bchu \u010di ne\u00fasp\u011bchu syst\u00e9mu.<\/p>\n\n\n\n

Jak\u00fd typ potrub\u00ed se pou\u017e\u00edv\u00e1 pro hydrauliku?<\/h2>\n\n\n\n

Pokud jste n\u011bkdy vid\u011bli selh\u00e1n\u00ed hydraulick\u00e9ho syst\u00e9mu kv\u016fli nevhodn\u00e9mu v\u00fdb\u011bru potrub\u00ed, vid\u011bl jsem, jak se zastavily cel\u00e9 v\u00fdrobn\u00ed linky, proto\u017ee n\u011bkdo pou\u017eil \u0161patn\u00fd materi\u00e1l potrub\u00ed.

Hlavn\u00edm pou\u017eit\u00edm potrub\u00ed hydraulick\u00e9ho syst\u00e9mu by m\u011bly b\u00fdt beze\u0161v\u00e9 konstruk\u010dn\u00ed trubky. Mezi nimi jsou nejobl\u00edben\u011bj\u0161\u00ed trubky z uhl\u00edkov\u00e9 oceli ta\u017een\u00e9 za studena. Ve srovn\u00e1n\u00ed se sva\u0159ovan\u00fdmi trubkami jsou beze\u0161v\u00e9 konstrukce stabiln\u011bj\u0161\u00ed a bezpe\u010dn\u011bj\u0161\u00ed. Sva\u0159ovan\u00e9 trubky jsou sice relativn\u011b levn\u00e9, ale sva\u0159ovan\u00e9 konce jsou n\u00e1chyln\u00e9 k prask\u00e1n\u00ed pod vysok\u00fdm tlakem, co\u017e p\u0159edstavuje bezpe\u010dnostn\u00ed riziko.

V roce 2018 jsem nav\u0161t\u00edvil mal\u00e9ho v\u00fdrobce stroj\u016f ve Vietnamu. Pou\u017e\u00edvali hydraulick\u00e9 trubky z nesourod\u00fdch materi\u00e1l\u016f. Po p\u016fl m\u011bs\u00edci pou\u017e\u00edv\u00e1n\u00ed \u0161rouben\u00ed prasklo, co\u017e zp\u016fsobilo nebezpe\u010dn\u00e9 \u00faniky a drah\u00e9 prostoje. V\u00fdb\u011br spr\u00e1vn\u00e9ho potrub\u00ed nen\u00ed jen technickou z\u00e1le\u017eitost\u00ed, ale tak\u00e9 ot\u00e1zkou bezpe\u010dnosti a n\u00e1klad\u016f.<\/p>\n\n\n\n

\"hydraulick\u00e9
beze\u0161v\u00e9 p\u0159esn\u00e9 ocelov\u00e9 trubky velkoobchod<\/figcaption><\/figure>\n\n\n\n

Jak\u00e9 jsou 2 typy t\u0159\u00edd trubek, kter\u00e9 lze pou\u017e\u00edt pro hydraulick\u00e9 potrub\u00ed?<\/h2>\n\n\n\n

Ve skute\u010dn\u00fdch aplikac\u00edch existuj\u00ed v\u00fdrobci, kte\u0159\u00ed \u0161et\u0159\u00ed pen\u00edze na potrub\u00ed a zp\u016fsobuj\u00ed poruchy za\u0159\u00edzen\u00ed. Nap\u0159\u00edklad v prost\u0159ed\u00ed vysokotlak\u00fdch aplikac\u00ed je zvoleno potrub\u00ed s n\u00edzk\u00fdm standardem, co\u017e zp\u016fsob\u00ed selh\u00e1n\u00ed cel\u00e9ho hydraulick\u00e9ho syst\u00e9mu.

Existuj\u00ed dv\u011b hlavn\u00ed t\u0159\u00eddy hydraulick\u00fdch trubek:<\/strong>

P\u0159esn\u00e9 beze\u0161v\u00e9 ocelov\u00e9 trubky ta\u017een\u00e9 za studena<\/a> (nap\u0159. ASTM A179\/A179M nebo EN 10305) a vysokotlak\u00e9 hydraulick\u00e9 trubky (nap\u0159. ASTM A519 nebo EN 10297).
Prvn\u00ed z nich zaji\u0161\u0165uje p\u0159esnou rozm\u011brovou st\u00e1lost pro standardn\u00ed aplikace, zat\u00edmco druh\u00fd poskytuje vynikaj\u00edc\u00ed vysokotlakou pevnost pro syst\u00e9my nad 5 000 PSI.<\/p>\n\n\n\n

Ch\u00e1pu nap\u0159\u00edklad:<\/strong>

U zem\u011bd\u011blsk\u00fdch stroj\u016f, z nich\u017e v\u011bt\u0161ina m\u00e1 tlak ni\u017e\u0161\u00ed ne\u017e 4000 PSI, je pou\u017eit\u00ed p\u0159esn\u00e9ho beze\u0161v\u00e9 trubky ta\u017een\u00e9 za studena<\/a> je dosta\u010duj\u00edc\u00ed. Vysok\u00e1 p\u0159esnost toleranc\u00ed zaji\u0161\u0165uje spr\u00e1vnou instalaci. Hladk\u00fd vnit\u0159n\u00ed povrch m\u016f\u017ee sn\u00ed\u017eit odpor.

Pro t\u011b\u017ek\u00e1 stavebn\u00ed za\u0159\u00edzen\u00ed se v\u0161ak doporu\u010duje pou\u017e\u00edvat hydraulick\u00e9 trubky, kter\u00e9 jsou odoln\u011bj\u0161\u00ed v\u016f\u010di vysok\u00e9mu tlaku. Tato potrub\u00ed vy\u017eaduj\u00ed v\u00edce krok\u016f zpracov\u00e1n\u00ed a p\u0159\u00edsn\u00e9 testov\u00e1n\u00ed. Zaji\u0161\u0165uj\u00ed vy\u0161\u0161\u00ed p\u0159esnost rozm\u011br\u016f a vy\u0161\u0161\u00ed mechanickou pevnost. Jsou dra\u017e\u0161\u00ed, ale jejich pou\u017eit\u00ed je bezpe\u010dn\u00e9, maj\u00ed n\u00edzkou poruchovost a z dlouhodob\u00e9ho hlediska mohou u\u0161et\u0159it pen\u00edze.<\/p>\n\n\n\n

Ve v\u00fdrobn\u00edm procesu trubek r\u016fzn\u00fdch t\u0159\u00edd existuj\u00ed zna\u010dn\u00e9 rozd\u00edly. Standardn\u00ed p\u0159esn\u00e9 trubky se obvykle formuj\u00ed pomoc\u00ed technologie ta\u017een\u00ed za studena a spol\u00e9haj\u00ed se na formy, kter\u00e9 kov rozt\u00e1hnou tak, aby bylo dosa\u017eeno c\u00edlov\u00e9 velikosti; trubky vysokotlak\u00e9 t\u0159\u00eddy vy\u017eaduj\u00ed slo\u017eit\u011bj\u0161\u00ed postupy zpracov\u00e1n\u00ed, v\u010detn\u011b uvol\u0148ov\u00e1n\u00ed nap\u011bt\u00ed a r\u016fzn\u00fdch proces\u016f tepeln\u00e9ho zpracov\u00e1n\u00ed, aby se optimalizovala mikrostruktura materi\u00e1lu.

Mnoho kupuj\u00edc\u00edch tak\u00e9 p\u0159ehl\u00ed\u017e\u00ed kl\u00ed\u010d k pozitivn\u00ed certifikaci materi\u00e1lu. Obvykle z\u00e1kazn\u00edk\u016fm p\u0159ipom\u00edn\u00e1m, \u017ee mohou po\u017e\u00e1dat tov\u00e1rnu o p\u0159edlo\u017een\u00ed certifik\u00e1tu tov\u00e1rny a \u017ee p\u0159esn\u00e9 hydraulick\u00e9 trubky mus\u00ed m\u00edt certifik\u00e1t IATF 16949. Na trhu je skute\u010dn\u011b mnoho nekvalitn\u00edch v\u00fdrobk\u016f a vid\u011bl jsem, \u017ee se na trh dost\u00e1v\u00e1 p\u0159\u00edli\u0161 mnoho pad\u011blan\u00fdch trubek s pad\u011blan\u00fdmi specifikacemi. Jednou jsem nap\u0159\u00edklad p\u0159i\u0161el do styku s velk\u00fdm v\u00fdrobcem za\u0159\u00edzen\u00ed, kter\u00fd musel st\u00e1hnout \u0161ar\u017ei 50 za\u0159\u00edzen\u00ed kv\u016fli probl\u00e9m\u016fm s trubkami dodan\u00fdmi dodavatelem b\u011bhem skute\u010dn\u00e9ho provozu.

Krom\u011b toho je p\u0159i v\u00fdb\u011bru materi\u00e1l\u016f t\u0159eba vz\u00edt v \u00favahu tak\u00e9 \u017eivotn\u00ed prost\u0159ed\u00ed. Po\u017eadavky na okam\u017eit\u00fd tlak nejsou vysok\u00e9, ale pokud m\u00e1 b\u00fdt za\u0159\u00edzen\u00ed dlouhodob\u011b v korozivn\u00edm prost\u0159ed\u00ed, je t\u0159eba zlep\u0161it odolnost proti korozi.<\/p>\n\n\n\n

Jak\u00fd je rozd\u00edl mezi hydraulickou hadic\u00ed a trubkou?<\/h2>\n\n\n\n

Debata o hadic\u00edch a trubk\u00e1ch se objevuje t\u00e9m\u011b\u0159 u ka\u017ed\u00e9ho projektu, kter\u00fd konzultuji. Minul\u00fd m\u011bs\u00edc klient trval na pou\u017eit\u00ed v\u0161ech trubek pro mobiln\u00ed bagr a pak se divil, pro\u010d se syst\u00e9m neust\u00e1le porouch\u00e1v\u00e1.

Hydraulick\u00e9 trubky jsou tuh\u00e9 kovov\u00e9 trubky, kter\u00e9 zaji\u0161\u0165uj\u00ed maxim\u00e1ln\u00ed tlakovou kapacitu a odolnost pro pevn\u00e9 aplikace, zat\u00edmco hydraulick\u00e9 hadice jsou pru\u017en\u00e1 veden\u00ed z elastomer\u016f a v\u00fdztuh, kter\u00e1 umo\u017e\u0148uj\u00ed pohyb mezi sou\u010d\u00e1stmi. Trubky nab\u00edzej\u00ed lep\u0161\u00ed tlakov\u00e9 pom\u011bry a dlouhou \u017eivotnost, zat\u00edmco hadice umo\u017e\u0148uj\u00ed kloubov\u00fd pohyb stroje a izolaci vibrac\u00ed.<\/p>\n\n\n\n

\"hydraulick\u00e9
hydraulick\u00e9 hadice<\/figcaption><\/figure>\n\n\n\n

P\u0159i skute\u010dn\u00e9m n\u00e1vrhu hydraulick\u00e9ho syst\u00e9mu je t\u0159eba p\u0159i v\u00fdb\u011bru tvrd\u00fdch a m\u011bkk\u00fdch trubek zohlednit v\u00edce faktor\u016f. Pod\u00edlel jsem se na n\u00e1vrhu hydraulick\u00fdch syst\u00e9m\u016f od jednoduch\u00fdch zem\u011bd\u011blsk\u00fdch stroj\u016f a\u017e po stroj\u00edrensk\u00e1 za\u0159\u00edzen\u00ed s vysokou z\u00e1t\u011b\u017e\u00ed a vyvinul jsem praktickou metodu rozhodov\u00e1n\u00ed. <\/p>\n\n\n\n

Pokud m\u00e1 syst\u00e9m vysok\u00e9 po\u017eadavky na tlakovou kapacitu, stabilitu pr\u016ftoku nebo \u017eivotnost, jsou obvykle lep\u0161\u00ed volbou tvrd\u00e9 trubky. Jejich tuh\u00e1 struktura dok\u00e1\u017ee udr\u017eet t\u011bsnost syst\u00e9mu p\u0159i vysok\u00e9m tlaku, vysok\u00e9 teplot\u011b nebo vibrac\u00edch, \u010d\u00edm\u017e se sni\u017euje riziko net\u011bsnosti. To lze ch\u00e1pat n\u00e1sledovn\u011b: Hydraulick\u00e9 tvrd\u00e9 trubky jsou jako hlavn\u00ed kmen syst\u00e9mu, kter\u00fd poskytuje stabiln\u00ed a \u00fa\u010dinn\u00e9 kan\u00e1ly pro p\u0159epravu kapaliny.<\/p>\n\n\n\n

Hadice pln\u00ed v hydraulick\u00e9m syst\u00e9mu roli \"pohybliv\u00e9ho spoje\". Hadice m\u016f\u017ee b\u00fdt pou\u017eita jako kloub umo\u017e\u0148uj\u00edc\u00ed provoz r\u016fzn\u00fdch \u010d\u00e1st\u00ed mechanick\u00e9ho za\u0159\u00edzen\u00ed. Nap\u0159\u00edklad mezi traktorem a jeho p\u0159\u00edslu\u0161enstv\u00edm nebo mezi kabinou a v\u00fdlo\u017en\u00edkem bagru. Tato kombinace s hadic\u00ed m\u016f\u017ee l\u00e9pe spolupracovat s mechanick\u00fdm za\u0159\u00edzen\u00edm. <\/p>\n\n\n\n

Dal\u0161\u00ed informace o hydraulick\u00fdch hadic\u00edch naleznete na str\u00e1nce \"Vysv\u011btlen\u00ed hydraulick\u00fdch hadic\"<\/a><\/p>\n\n\n\n

V konstrukci hydraulick\u00e9ho syst\u00e9mu je mezi trubkou a hadic\u00ed v\u00fdznamn\u00fd rozd\u00edl ve struktu\u0159e. Standardn\u00ed hydraulick\u00e9 potrub\u00ed m\u00e1 integrovanou beze\u0161vou ocelovou konstrukci. Tlou\u0161\u0165ka st\u011bny cel\u00e9 trubky je jednotn\u00e1 a konzistentn\u00ed. Hydraulick\u00e9 hadice jsou vrstven\u00e9 kompozitn\u00ed struktury, kter\u00e9 se obvykle skl\u00e1daj\u00ed ze t\u0159\u00ed vrstev: vnit\u0159n\u00ed trubice ze syntetick\u00e9 pry\u017ee, st\u0159edn\u00ed v\u00fdztu\u017en\u00e9 vrstvy (dr\u00e1t\u011bn\u00fd oplet nebo spir\u00e1lov\u00e1 vrstva) a vn\u011bj\u0161\u00ed ochrann\u00e9 vrstvy.

p\u0159esn\u00e9 trubky odol\u00e1vaj\u00ed vy\u0161\u0161\u00edm tlak\u016fm, n\u011bkter\u00e9 z nich vydr\u017e\u00ed pracovn\u00ed tlak vy\u0161\u0161\u00ed ne\u017e 700 bar\u016f. Jejich hladk\u00e1 vnit\u0159n\u00ed st\u011bna z\u00e1rove\u0148 v\u00fdrazn\u011b sni\u017euje odpor kapaliny, \u010d\u00edm\u017e minimalizuje energetick\u00e9 ztr\u00e1ty a probl\u00e9my s tvorbou tepla. Vynikaj\u00edc\u00ed tepeln\u00e1 vodivost, kterou p\u0159in\u00e1\u0161ej\u00ed kovov\u00e9 materi\u00e1ly, pom\u00e1h\u00e1 odv\u00e1d\u011bt teplo a chladit hydraulick\u00fd olej.<\/p>\n\n\n\n

\"srovn\u00e1n\u00ed
srovn\u00e1n\u00ed hydraulick\u00fdch hadic a trubek<\/figcaption><\/figure>\n\n\n\n

Hadice maj\u00ed samoz\u0159ejm\u011b tak\u00e9 sv\u00e9 v\u00fdhody. Dobr\u00e1 pru\u017enost jim umo\u017e\u0148uje \u00fa\u010dinn\u011b tlumit mechanick\u00e9 vibrace a kol\u00eds\u00e1n\u00ed tlaku a chr\u00e1nit tak kl\u00ed\u010dov\u00e9 sou\u010d\u00e1sti, jako je t\u011bleso \u010derpadla. U slo\u017eit\u00fdch za\u0159\u00edzen\u00ed je v\u00fdhoda flexibility p\u0159i instalaci hadic z\u0159ejm\u00e1 a v mnoha p\u0159\u00edpadech podporuje rychlou v\u00fdm\u011bnu na m\u00edst\u011b bez nutnosti pou\u017eit\u00ed speci\u00e1ln\u00edho n\u00e1\u0159ad\u00ed.

Z des\u00edtek let zku\u0161enost\u00ed v ter\u00e9nu jsem se nau\u010dil, \u017ee nejlep\u0161\u00ed syst\u00e9my vyu\u017e\u00edvaj\u00ed ob\u011b slo\u017eky strategicky. Jeden v\u00fdrobn\u00ed z\u00e1kazn\u00edk sn\u00ed\u017eil n\u00e1roky na z\u00e1ruku na sv\u00e9 za\u0159\u00edzen\u00ed o 30% pot\u00e9, co jsme jeho syst\u00e9m p\u0159epracovali tak, aby pou\u017e\u00edval tuh\u00e9 potrub\u00ed pro hlavn\u00ed tlakov\u00e1 veden\u00ed a vysoce kvalitn\u00ed hadice pouze tam, kde je flexibilita nezbytn\u011b nutn\u00e1.<\/p>\n\n\n\n

Jak\u00e1 je standardn\u00ed povrchov\u00e1 \u00faprava potrub\u00ed pro hydrauliku?<\/h2>\n\n\n\n

P\u0159i n\u00e1v\u0161t\u011bv\u011b z\u00e1vodu v ter\u00e9nu se uk\u00e1zalo, \u017ee hydraulick\u00e9 trubky jsou \u010dasto zreziv\u011bl\u00e9. P\u0159\u00ed\u010dinou probl\u00e9mu nen\u00ed materi\u00e1l, ale vady procesu povrchov\u00e9 \u00fapravy, co\u017e vede k nedostate\u010dn\u00e9 schopnosti potrub\u00ed br\u00e1nit zne\u010di\u0161t\u011bn\u00ed. <\/p>\n\n\n\n

Vnit\u0159n\u00ed povrch by m\u011bl zajistit hladkost a drsnost povrchu (\uff1c1,6um). Zajist\u011bte sn\u00ed\u017een\u00fd odpor kapaliny. Vn\u011bj\u0161\u00ed povrchov\u00e1 \u00faprava hydraulick\u00fdch trubek je obvykle pozinkovan\u00e9,<\/a> fosf\u00e1tov\u00e1n\u00ed, st\u0159\u00edk\u00e1n\u00ed a lept\u00e1n\u00ed kyselinou, aby se zabr\u00e1nilo korozi.<\/p>\n\n\n\n

\"Pozinkovan\u00e1<\/a>
Pozinkovan\u00e1 povrchov\u00e1 \u00faprava hydraulick\u00fdch trubek<\/figcaption><\/figure>\n\n\n\n

In\u017een\u00fd\u0159i \u010dasto p\u0159ehl\u00ed\u017eej\u00ed skute\u010dnou hodnotu procesu povrchov\u00e9 \u00fapravy trubek hydraulick\u00fdch syst\u00e9m\u016f. I rozd\u00edly v povrchov\u00e9 \u00faprav\u011b na \u00farovni mikron\u016f mohou ovlivnit spolehlivost a v\u00fdkonnost cel\u00e9ho hydraulick\u00e9ho syst\u00e9mu.

Pokud o\u0161et\u0159en\u00ed vnit\u0159n\u00ed st\u011bny neodpov\u00edd\u00e1 standard\u016fm, spust\u00ed se \u0159ada \u0159et\u011bzov\u00fdch reakc\u00ed:
- Zhor\u0161uje se v\u00fdkonnost dynamiky tekutin a doch\u00e1z\u00ed k turbulenc\u00edm.
- \u00da\u010dinnost p\u0159enosu energie v syst\u00e9mu se v\u00fdrazn\u011b sni\u017euje
- Akumulace t\u0159ec\u00edho tepla zp\u016fsobuje abnorm\u00e1ln\u00ed zv\u00fd\u0161en\u00ed teploty oleje.
- Mikroskopick\u00e9 povrchov\u00e9 vady se st\u00e1vaj\u00ed m\u00edsty akumulace kontaminant\u016f.
- Riziko lok\u00e1ln\u00ed koroze je v\u00fdrazn\u011b zv\u00fd\u0161eno.<\/p>\n\n\n\n

Dosa\u017een\u00ed ide\u00e1ln\u00ed vnit\u0159n\u00ed povrchov\u00e9 \u00fapravy hydraulick\u00fdch trubek vy\u017eaduje \u0159adu jemn\u00fdch krok\u016f zpracov\u00e1n\u00ed. Po ta\u017een\u00ed nebo v\u00e1lcov\u00e1n\u00ed proch\u00e1zej\u00ed vysoce kvalitn\u00ed hydraulick\u00e9 trubky p\u0159\u00edsn\u00fdm procesem \u010di\u0161t\u011bn\u00ed. Speci\u00e1ln\u00ed trubky je tak\u00e9 t\u0159eba o\u0161et\u0159it mo\u0159en\u00edm nebo mechanick\u00fdm le\u0161t\u011bn\u00edm, aby vnit\u0159n\u00ed st\u011bna dos\u00e1hla co nejlep\u0161\u00edho stavu.<\/p>\n\n\n\n

Zp\u016fsob o\u0161et\u0159en\u00ed vn\u011bj\u0161\u00edho povrchu trubek by m\u011bl b\u00fdt stanoven podle aktu\u00e1ln\u00edch pot\u0159eb. Pokud se nach\u00e1z\u00ed ve vnit\u0159n\u00edm prost\u0159ed\u00ed s konstantn\u00ed teplotou, je nutn\u00e9 pouze jednoduch\u00e9 \u010di\u0161t\u011bn\u00ed a o\u0161et\u0159en\u00ed olejem proti korozi. T\u00edm je zaji\u0161t\u011bna bezpe\u010dnost skladov\u00e1n\u00ed a usnadn\u011bna n\u00e1sledn\u00e1 instalace.

V n\u00e1ro\u010dn\u011bj\u0161\u00edch pracovn\u00edch podm\u00ednk\u00e1ch, nap\u0159\u00edklad p\u0159i zinkov\u00e1n\u00ed, je v\u0161ak dobrou volbou. L\u00e9pe si porad\u00ed s obecn\u00fdm korozivn\u00edm prost\u0159ed\u00edm. Pokud jsou pracovn\u00ed podm\u00ednky obzvl\u00e1\u0161t\u011b drsn\u00e9, je t\u0159eba zv\u00e1\u017eit n\u00e1t\u011br epoxidovou prysky\u0159ic\u00ed.

P\u0159i p\u0159esn\u00e9m obr\u00e1b\u011bn\u00ed je obzvl\u00e1\u0161t\u011b d\u016fle\u017eit\u00e9 o\u0161et\u0159en\u00ed konce trubky. V\u0161echny \u0159ezy mus\u00ed b\u00fdt rovn\u00e9 a pravo\u00fahl\u00e9 a hrany mus\u00ed b\u00fdt d\u016fkladn\u011b odjehleny. T\u00edm lze zajistit ut\u011bsn\u011bn\u00ed spojovac\u00edch d\u00edl\u016f a zabr\u00e1nit vniknut\u00ed ne\u010distot do trubky b\u011bhem mont\u00e1\u017ee. \u010casto t\u00fdmu zd\u016fraz\u0148uji, \u017ee spolehlivost hydraulick\u00fdch syst\u00e9m\u016f se \u010dasto odr\u00e1\u017e\u00ed v kontrole t\u011bchto detail\u016f.<\/p>\n\n\n\n

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

Hydraulick\u00e9 trubky jsou hrdiny v pozad\u00ed. P\u0159i v\u00fdb\u011bru je t\u0159eba vz\u00edt v \u00favahu \u00farove\u0148 tlaku, skute\u010dn\u00e9 pracovn\u00ed podm\u00ednky a podm\u00ednky prost\u0159ed\u00ed. A\u0165 u\u017e zvol\u00edte beze\u0161v\u00e9 ocelov\u00e9 trubky nebo flexibiln\u00ed hadice, spr\u00e1vn\u00fd materi\u00e1l a dobr\u00e1 kvalita jsou d\u016fle\u017eit\u00fdmi faktory, kter\u00e9 ur\u010duj\u00ed stabilitu syst\u00e9mu.<\/p>","protected":false},"excerpt":{"rendered":"

Co je to hydraulick\u00e9 potrub\u00ed? Hydraulick\u00e9 trubky jsou nosi\u010de pro dopravu hydraulick\u00e9ho oleje a p\u0159esn\u00fd p\u0159enos v\u00fdkonu. Obvykle se vyr\u00e1b\u011bj\u00ed z beze\u0161v\u00fdch p\u0159esn\u00fdch ocelov\u00fdch trubek...<\/p>","protected":false},"author":1,"featured_media":517,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"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":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","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-4603","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"_links":{"self":[{"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/posts\/4603","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/comments?post=4603"}],"version-history":[{"count":5,"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/posts\/4603\/revisions"}],"predecessor-version":[{"id":4642,"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/posts\/4603\/revisions\/4642"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/media\/517"}],"wp:attachment":[{"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/media?parent=4603"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/categories?post=4603"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steeltubespareparts.com\/cs\/wp-json\/wp\/v2\/tags?post=4603"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}