{"id":6228,"date":"2025-09-11T06:55:54","date_gmt":"2025-09-11T04:55:54","guid":{"rendered":"https:\/\/www.redhillballs.com\/?page_id=6228"},"modified":"2026-10-28T18:13:47","modified_gmt":"2026-10-28T17:13:47","slug":"bile-din-aliaj-95w-de-tungsten","status":"publish","type":"page","link":"https:\/\/www.redhillballs.com\/ro\/produsele\/bile-din-metal-dur\/bile-din-aliaj-95w-de-tungsten\/","title":{"rendered":"Bile din aliaj 95W de tungsten"},"content":{"rendered":"<h2>Bile din aliaj de tungsten 95W \u2013 densitate ridicat\u0103 \u0219i dimensiuni compacte<\/h2>\n<p>Bilele din aliaj de tungsten 95W ofer\u0103 o mas\u0103 mare \u00eentr-un spa\u021biu redus. Tungstenul reprezint\u0103 aproximativ 95% din masa aliajului. Prin urmare, densitatea lor dep\u0103\u0219e\u0219te dublul densit\u0103\u021bii o\u021belului. \u00cen plus, liantul metalic ajut\u0103 aliajul s\u0103 suporte solicit\u0103rile mecanice.<\/p>\n<h3><a href=\"https:\/\/en.wikipedia.org\/wiki\/Refractory_metals\">Caracteristici esen\u021biale ale aliajului greu de tungsten<\/a><\/h3>\n<p>Propriet\u0103\u021bile bilelor depind de tipul exact de aliaj. Prin urmare, utiliza\u021bi urm\u0103toarele date ca repere pentru alegerea materialului:<\/p>\n<ul>\n<li><strong>Con\u021binut de tungsten:<\/strong> Aproximativ 95% din masa aliajului.<\/li>\n<li><strong>Liant:<\/strong> Nichel \u00een combina\u021bie cu fier sau cupru, \u00een func\u021bie de tipul de aliaj.<\/li>\n<li><strong>Structur\u0103:<\/strong> Liantul metalic men\u021bine unite particulele de tungsten.<\/li>\n<li><strong>Densitate:<\/strong> De regul\u0103, aproximativ 18,0 g\/cm&sup3;.<\/li>\n<li><strong>Duritate:<\/strong> Maximum 34 HRC pentru materialele din clasa 3 conform ASTM B777, \u00een stare sinterizat\u0103 sau recoapt\u0103, f\u0103r\u0103 ecruisare ulterioar\u0103.<\/li>\n<li><strong>Rezisten\u021b\u0103 mecanic\u0103:<\/strong> Depinde de compozi\u021bia aliajului \u0219i de starea materialului. Verifica\u021bi, a\u0219adar, datele materialului ales.<\/li>\n<li><strong>Comportament magnetic:<\/strong> Aliajele cu liant nichel\u2013fier prezint\u0103 adesea un r\u0103spuns magnetic. \u00cen schimb, aliajele cu liant nichel\u2013cupru au, de regul\u0103, un r\u0103spuns magnetic foarte redus.<\/li>\n<li><strong>Propriet\u0103\u021bi termice \u0219i electrice:<\/strong> Valorile depind de liant \u0219i de con\u021binutul de tungsten. De aceea, datele trebuie confirmate pentru materialul ales.<\/li>\n<li><strong>Rezisten\u021b\u0103 la coroziune:<\/strong> Fluidul de lucru \u0219i temperatura de utilizare influen\u021beaz\u0103 rezisten\u021ba aliajului la coroziune.<\/li>\n<\/ul>\n<p>De exemplu, clasa 3 din ASTM B777 include aliaje cu un con\u021binut nominal de tungsten de 95%. Totu\u0219i, con\u021binutul de tungsten nu demonstreaz\u0103 singur conformitatea cu standardul. De aceea, solicita\u021bi-ne confirmarea datelor materialului pentru comanda dumneavoastr\u0103.<\/p>\n<h3>Duritatea bilelor din aliaj de tungsten 95W<\/h3>\n<p>Tabelul 1 al standardului ASTM B777 stabile\u0219te o duritate maxim\u0103 de 34 HRC pentru materialele din clasa 3 \u00een stare neecruisat\u0103. Aceast\u0103 limit\u0103 se aplic\u0103 materialului \u00een stare sinterizat\u0103 sau recoapt\u0103. A\u0219adar, 34 HRC reprezint\u0103 o limit\u0103 superioar\u0103, nu o valoare fix\u0103 a durit\u0103\u021bii.<\/p>\n<p>\u00cen plus, evaluarea loturilor de material conform ASTM B777 se bazeaz\u0103 pe \u00eencerc\u0103ri efectuate pe epruvete. De aceea, stabili\u021bi cu noi cerin\u021bele privind \u00eencerc\u0103rile de duritate pe bilele finite \u00eenainte de a comanda.<\/p>\n<h3>Avantajele bilelor din aliaj de tungsten 95W<\/h3>\n<p>O densitate ridicat\u0103 permite ob\u021binerea unei mase mari \u00eentr-un volum redus. Prin urmare, aliajul este potrivit pentru greut\u0103\u021bi de echilibrare \u0219i contragreut\u0103\u021bi compacte. \u00cen plus, variantele cu r\u0103spuns magnetic redus pot contribui la limitarea efectelor magnetice nedorite. Totu\u0219i, tipul de aliaj trebuie ales \u00een func\u021bie de proiect \u0219i de condi\u021biile de lucru.<\/p>\n<h3>Utiliz\u0103ri obi\u0219nuite ale bilelor din aliaj de tungsten 95W<\/h3>\n<p>Proiectan\u021bii aleg acest aliaj atunci c\u00e2nd o pies\u0103 mic\u0103 trebuie s\u0103 aib\u0103 o mas\u0103 mare. De exemplu, utiliz\u0103rile obi\u0219nuite includ:<\/p>\n<ul>\n<li><strong>Supape \u0219i pompe:<\/strong> Bilele din aliaj greu pot servi drept elemente de \u00eenchidere \u00een anumite construc\u021bii de supape de re\u021binere.<\/li>\n<li><strong>Industria aerospa\u021bial\u0103 \u0219i de ap\u0103rare:<\/strong> Aliajul asigur\u0103 masa necesar\u0103 pentru greut\u0103\u021bile de echilibrare \u0219i componentele de comand\u0103.<\/li>\n<li><strong>Instrumente de precizie:<\/strong> \u00cen plus, bilele servesc drept contragreut\u0103\u021bi \u0219i elemente de mas\u0103 \u00een aparatele de m\u0103sur\u0103.<\/li>\n<li><strong>Sisteme antidrone (Counter-UAS):<\/strong> Produc\u0103torii utilizeaz\u0103 alice din aliaj de tungsten \u00een sisteme antidrone specializate.<\/li>\n<li><strong>Ecranarea radia\u021biilor:<\/strong> Aliajele grele contribuie la atenuarea razelor X \u0219i a radia\u021biilor gamma. Astfel, permit realizarea unor ecrane compacte.<\/li>\n<\/ul>\n<h3>Clase de precizie \u0219i dimensiuni disponibile<\/h3>\n<p>Furniz\u0103m dimensiuni standard \u00een \u021boli \u0219i \u00een sistem metric. \u00cen plus, putem analiza cereri pentru dimensiuni \u0219i finisaje de suprafa\u021b\u0103 personalizate.<\/p>\n<p><a href=\"https:\/\/www.redhillballs.com\/company\/precision-grades\/\">Consulta\u021bi ghidul nostru privind clasele de precizie<\/a>, care include referin\u021be la ISO 3290, DIN 5401 \u0219i AFBMA. Apoi, stabili\u021bi cu noi toleran\u021bele \u0219i verific\u0103rile necesare \u00eenainte de comand\u0103.<\/p>\n<p>\u00cen final, trimite\u021bi-ne diametrul bilelor, cantitatea \u0219i desenul tehnic. Astfel, putem verifica cerin\u021bele dumneavoastr\u0103 \u0219i preg\u0103ti o ofert\u0103.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bile din aliaj de tungsten 95W \u2013 densitate ridicat\u0103 \u0219i dimensiuni compacte Bilele din aliaj de tungsten 95W ofer\u0103 o mas\u0103 mare \u00eentr-un spa\u021biu redus. Tungstenul reprezint\u0103 aproximativ 95% din masa aliajului. Prin urmare, densitatea lor dep\u0103\u0219e\u0219te dublul densit\u0103\u021bii o\u021belului. \u00cen plus, liantul metalic ajut\u0103 aliajul s\u0103 suporte solicit\u0103rile mecanice. Caracteristici esen\u021biale ale aliajului greu [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":8885,"parent":3207,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-6228","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 aliaj 95W de tungsten densitate mare \u0219i rezisten\u021b\u0103 extrem\u0103<\/title>\n<meta name=\"description\" content=\"Bile din aliaj 95W de tungsten ofer\u0103 densitate ridicat\u0103, stabilitate dimensional\u0103 \u0219i rezisten\u021b\u0103 excelent\u0103 pentru aplica\u021bii mecanice \u0219i aero\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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