{"id":1607,"date":"2021-01-20T10:33:51","date_gmt":"2021-01-20T09:33:51","guid":{"rendered":"https:\/\/www.redhillballs.com\/?page_id=1607"},"modified":"2025-10-01T08:23:25","modified_gmt":"2025-10-01T06:23:25","slug":"nerezove-kulicky-kalene-17024","status":"publish","type":"page","link":"https:\/\/www.redhillballs.com\/cs\/produkty\/nerezove-kulicky\/nerezove-kulicky-kalene-17024\/","title":{"rendered":"Nerezov\u00e9 Kuli\u010dky Kalen\u00e9 17024"},"content":{"rendered":"<h2>AISI 420C, W 1.3541, X47Cr14<\/h2>\n<h2>\ud83d\udee0\ufe0f <a href=\"https:\/\/en.wikipedia.org\/wiki\/Stainless_steel\">Kuli\u010dky z nerezov\u00e9 oceli \u010cSN 17024 (AISI 420C) \u2013 vysoce v\u00fdkonn\u00e9 p\u0159esn\u00e9 komponenty<\/a><\/h2>\n<p>Nerezov\u00e9 Kuli\u010dky Kalen\u00e9 17024 z nerezov\u00e9 oceli AISI 420C jsou vysoce kvalitn\u00ed p\u0159esn\u00e9 komponenty zn\u00e1m\u00e9 v\u00fdbornou tvrdost\u00ed, odolnost\u00ed proti opot\u0159eben\u00ed a st\u0159edn\u00ed korozn\u00ed odolnost\u00ed. Vyroben\u00e9 z martenzitick\u00e9 nerezov\u00e9 oceli s vysok\u00fdm obsahem uhl\u00edku a chr\u00f3mu lze tepeln\u011b zpracovat na v\u00fdjime\u010dnou pevnost a trvanlivost. Tyto kuli\u010dky se \u0161iroce pou\u017e\u00edvaj\u00ed v lo\u017eisc\u00edch, ventilech, p\u0159\u00edstroj\u00edch a v\u0161ude tam, kde je vy\u017eadov\u00e1na kombinace hou\u017eevnatosti a odolnosti proti opot\u0159eben\u00ed.<\/p>\n<h3>\ud83d\udd27 Kl\u00ed\u010dov\u00e9 technick\u00e9 parametry<\/h3>\n<ul>\n<li><strong>Slo\u017een\u00ed<\/strong>: Chrom 12\u201314 %, Uhl\u00edk 0.95\u20131.20 %, Mangan \u22641 %, K\u0159em\u00edk \u22641 %, stopy P, S<\/li>\n<li><strong>Struktura<\/strong>: Martenzitick\u00e1 nerezov\u00e1 ocel, kalen\u00e1 a popou\u0161t\u011bn\u00e1<\/li>\n<li><strong>Tvrdost<\/strong>: Rockwell C 52\u201360 (po tepeln\u00e9m zpracov\u00e1n\u00ed)<\/li>\n<li><strong>Pevnost v tahu<\/strong>: \u2248 2,000 MPa (290,000 psi)<\/li>\n<li><strong>Hustota<\/strong>: ~7.70 g\/cm\u00b3<\/li>\n<li><strong>Korozn\u00ed odolnost<\/strong>: Dobr\u00e1 ve sladk\u00e9 vod\u011b, p\u00e1\u0159e, m\u00edrn\u00fdch kyselin\u00e1ch a potravin\u00e1\u0159sk\u00e9m prost\u0159ed\u00ed; nedoporu\u010duje se pro mo\u0159sk\u00e9 \u010di na chloridy bohat\u00e9 podm\u00ednky<\/li>\n<li><strong>Magnetick\u00e9 vlastnosti<\/strong>: Magnetick\u00e1 za v\u0161ech podm\u00ednek<\/li>\n<\/ul>\n<h3>\u2705 V\u00fdhody<\/h3>\n<ul>\n<li><strong>Vysok\u00e1 tvrdost<\/strong>: Vynikaj\u00edc\u00ed v\u00fdkon p\u0159i vysok\u00e9m opot\u0159eben\u00ed a zat\u00ed\u017een\u00ed<\/li>\n<li><strong>Dobr\u00e1 korozn\u00ed odolnost<\/strong>: Vhodn\u00e9 pro m\u00edrn\u00e1 prost\u0159ed\u00ed s vlhkost\u00ed a m\u00edrn\u00fdmi chemik\u00e1liemi<\/li>\n<li><strong>Trvanlivost<\/strong>: Dlouh\u00e1 \u017eivotnost p\u0159i spr\u00e1vn\u00e9m tepeln\u00e9m zpracov\u00e1n\u00ed<\/li>\n<li><strong>Magnetick\u00e9 vlastnosti<\/strong>: U\u017eite\u010dn\u00e9 pro specifick\u00e9 pr\u016fmyslov\u00e9 a mechanick\u00e9 aplikace<\/li>\n<li><strong>N\u00e1kladov\u011b efektivn\u00ed alternativa<\/strong>: Cenov\u011b dostupn\u011bj\u0161\u00ed ne\u017e vysoce legovan\u00e9 nerezov\u00e9 oceli<\/li>\n<\/ul>\n<h3>\ud83d\udd04 Aplikace pro Kuli\u010dky z Nerezov\u00e9 Oceli Kalen\u00e9<\/h3>\n<ul>\n<li><strong>Lo\u017eiska<\/strong>: Vysoce p\u0159esn\u00e9 valiv\u00e9 elementy pro n\u00e1ro\u010dn\u00e9 aplikace<\/li>\n<li><strong>Ventily<\/strong>: Spolehliv\u00e9 prvky v syst\u00e9mech \u0159\u00edzen\u00ed tekutin<\/li>\n<li><strong>M\u011b\u0159ic\u00ed p\u0159\u00edstroje<\/strong>: P\u0159esn\u00e9 d\u00edly vy\u017eaduj\u00edc\u00ed rozm\u011brovou stabilitu<\/li>\n<li><strong>\u0158ezn\u00e9 n\u00e1stroje &amp; pr\u016fmyslov\u00e1 za\u0159\u00edzen\u00ed<\/strong>: Odoln\u00e9 proti opot\u0159eben\u00ed<\/li>\n<li><strong>Spot\u0159ebn\u00ed produkty<\/strong>: No\u017ee, n\u00e1stroje a mechanick\u00e1 za\u0159\u00edzen\u00ed vy\u017eaduj\u00edc\u00ed tvrdost a hou\u017eevnatost<\/li>\n<\/ul>\n<h3>\ud83d\udce6 Dostupn\u00e9 t\u0159\u00eddy &amp; rozm\u011bry<\/h3>\n<ul>\n<li><a href=\"https:\/\/www.redhillballs.com\/company\/precision-grades\/\"><strong>T\u0159\u00eddy<\/strong>: ISO 3290 G10 \u2013 G200<\/a><\/li>\n<li><strong>Rozsah pr\u016fm\u011br\u016f<\/strong>: 0.5 mm \u2013 150.0 mm<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>AISI 420C, W 1.3541, X47Cr14 \ud83d\udee0\ufe0f Kuli\u010dky z nerezov\u00e9 oceli \u010cSN 17024 (AISI 420C) \u2013 vysoce v\u00fdkonn\u00e9 p\u0159esn\u00e9 komponenty Nerezov\u00e9 Kuli\u010dky Kalen\u00e9 17024 z nerezov\u00e9 oceli AISI 420C jsou vysoce kvalitn\u00ed p\u0159esn\u00e9 komponenty zn\u00e1m\u00e9 v\u00fdbornou tvrdost\u00ed, odolnost\u00ed proti opot\u0159eben\u00ed a st\u0159edn\u00ed korozn\u00ed odolnost\u00ed. Vyroben\u00e9 z martenzitick\u00e9 nerezov\u00e9 oceli s vysok\u00fdm obsahem uhl\u00edku a chr\u00f3mu lze [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":9264,"parent":1605,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1607","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Nerezov\u00e9 kuli\u010dky kalen\u00e9 magnetick\u00e9 17024 \u2013 tvrdost 54-58 HRc<\/title>\n<meta name=\"description\" content=\"Nerezov\u00e9 kuli\u010dky kalen\u00e9\/magnetick\u00e9 s vysokou tvrdost\u00ed, p\u0159esnost\u00ed a odolnost\u00ed proti opot\u0159eben\u00ed, spolehliv\u00e9 pou\u017eit\u00ed v pr\u016fmyslov\u00fdch aplikac\u00edch.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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