{"id":3190,"date":"2021-01-21T09:38:55","date_gmt":"2021-01-21T08:38:55","guid":{"rendered":"https:\/\/www.redhillballs.com\/?page_id=3190"},"modified":"2025-10-12T14:05:31","modified_gmt":"2025-10-12T12:05:31","slug":"bile-din-otel-pentru-scule-m50","status":"publish","type":"page","link":"https:\/\/www.redhillballs.com\/ro\/produsele\/bile-din-metal-neferos\/bile-din-otel-pentru-scule-m50\/","title":{"rendered":"Bile din o\u021bel pentru scule M50"},"content":{"rendered":"<h2>\ud83d\udee0\ufe0f <a href=\"https:\/\/en.wikipedia.org\/wiki\/Tool_steel\">Bile din o\u021bel pentru scule M50 \u2013 duritate la cald &amp; fiabilitatea rulmen\u021bilor<\/a><\/h2>\n<p>Bile din o\u021bel pentru scule M50 sunt concepute pentru rulmen\u021bi la viteze extreme \u0219i temperaturi ridicate. Aliajul cu Cr\u2013Mo\u2013V dezvolt\u0103 o matrice martensitic\u0103 revenit\u0103 fin\u0103 cu carburi stabile, oferind duritate la cald excep\u021bional\u0103, rezisten\u021b\u0103 la uzur\u0103 \u0219i durat\u0103 de via\u021b\u0103 la oboseal\u0103\u2014ideal acolo unde AISI 52100 \u00ee\u0219i atinge limitele (bro\u0219e aerospa\u021biale, accesorii pentru turbine, ma\u0219ini-unelte de mare vitez\u0103).<\/p>\n<h3>\ud83d\udd27 Specifica\u021bii tehnice cheie<\/h3>\n<ul>\n<li><strong>Compozi\u021bie<\/strong>: C 0,80\u20130,85%, Cr 4,0\u20134,3%, Mo 4,0\u20134,5%, V 1,0\u20131,2% (Si, Mn sc\u0103zute; rest Fe)<\/li>\n<li><strong>Structur\u0103<\/strong>: martensit\u0103 revenit\u0103 cu carburi de aliere fin dispersate<\/li>\n<li><strong>Duritate<\/strong>: Rockwell C 60\u201366 (dup\u0103 tratament termic)<\/li>\n<li><strong>Rezisten\u021b\u0103 la trac\u021biune<\/strong>: p\u00e2n\u0103 la \u2248 2.200\u20132.400 MPa (\u00een func\u021bie de stare)<\/li>\n<li><strong>Densitate<\/strong>: ~7,80\u20137,85 g\/cm\u00b3<\/li>\n<li><strong>Capabilitate termic\u0103<\/strong>: men\u021bine duritatea\/rezisten\u021ba la temperaturi ridicate<\/li>\n<li><strong>Coroziune<\/strong>: limitat\u0103; utiliza\u021bi lubrifiere\/acoperiri \u00een medii corozive<\/li>\n<li><strong>Magnetic<\/strong>: complet magnetice<\/li>\n<\/ul>\n<h3>\u2705 Avantajele bilelor din o\u021bel pentru scule M50<\/h3>\n<ul>\n<li><strong>Duritate la cald &amp; rezisten\u021b\u0103 la uzur\u0103<\/strong> pentru regimuri de mare vitez\u0103<\/li>\n<li><strong>Durat\u0103 excelent\u0103 la oboseal\u0103<\/strong> sub sarcini ciclice<\/li>\n<li><strong>Stabilitate dimensional\u0103<\/strong> dup\u0103 tratament termic<\/li>\n<li><strong>Fric\u021biune redus\u0103<\/strong> cu finisaj adecvat \u0219i lubrifiere<\/li>\n<\/ul>\n<h3>\ud83d\udd04 Aplica\u021bii pentru Bile din o\u021bel pentru scule M50<\/h3>\n<ul>\n<li><strong>Rulmen\u021bi aerospa\u021biali<\/strong>: accesorii motoare turbin\u0103, bro\u0219e de mare vitez\u0103<\/li>\n<li><strong>Ma\u0219ini-unelte de precizie<\/strong>: bro\u0219e pentru rectificare\/frezare<\/li>\n<li><strong>Mecanisme la temperaturi \u00eenalte<\/strong> \u0219i instrumenta\u021bie<\/li>\n<\/ul>\n<h3>\ud83d\udce6 Clase &amp; dimensiuni disponibile<\/h3>\n<ul>\n<li><a href=\"https:\/\/www.redhillballs.com\/company\/precision-grades\/\"><strong>Clase<\/strong>: ISO 3290, DIN 5401, AFBMA (toleran\u021be echivalente)<\/a><\/li>\n<li><strong>Gam\u0103 de diametre<\/strong>: dimensiuni imperiale \u0219i metrice standard; nestandard\/personalizat la cerere<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udee0\ufe0f Bile din o\u021bel pentru scule M50 \u2013 duritate la cald &amp; fiabilitatea rulmen\u021bilor Bile din o\u021bel pentru scule M50 sunt concepute pentru rulmen\u021bi la viteze extreme \u0219i temperaturi ridicate. Aliajul cu Cr\u2013Mo\u2013V dezvolt\u0103 o matrice martensitic\u0103 revenit\u0103 fin\u0103 cu carburi stabile, oferind duritate la cald excep\u021bional\u0103, rezisten\u021b\u0103 la uzur\u0103 \u0219i durat\u0103 de via\u021b\u0103 la [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8777,"parent":3172,"menu_order":9,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3190","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>Bile din o\u021bel pentru scule M50 \u2013 duritate, stabilitate \u0219i rezisten\u021b\u0103<\/title>\n<meta name=\"description\" content=\"Bile din o\u021bel pentru scule M50 ofer\u0103 duritate mare, stabilitate dimensional\u0103 \u0219i rezisten\u021b\u0103 excelent\u0103 la uzur\u0103 \u0219i 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