{"id":1303,"date":"2016-08-16T11:58:56","date_gmt":"2016-08-16T03:58:56","guid":{"rendered":"http:\/\/www.symachining.com\/?p=793"},"modified":"2016-08-16T11:58:56","modified_gmt":"2016-08-16T03:58:56","slug":"heat-treatment-also-important-machined-parts","status":"publish","type":"post","link":"https:\/\/www.symachining.com\/it\/heat-treatment-also-important-machined-parts\/","title":{"rendered":"Il trattamento termico \u00e8 importante anche per le parti lavorate"},"content":{"rendered":"<p>Tutti sanno che il trattamento termico \u00e8 importante per le parti lavorate in metallo.<\/p>\n<p>Recentemente abbiamo gestito un progetto per parti automobilistiche, il materiale della parte \u00e8 16Mncr5, requisiti di trattamento termico sulla stampa: resistenza alla trazione.800-950Mpa, durezza superficiale 500HV1.<\/p>\n<p>Esistono almeno tre modi per soddisfare i requisiti di questo trattamento termico, come indicato di seguito.<\/p>\n<p>1. Parti temprate a 900 C e bonificate in olio+200C Rinvenimento<br \/>\n2. Carburazione<br \/>\n3. Nitrificazione<\/p>\n<p>Quale metodo di trattamento sceglierete per questi pezzi lavorati?<br \/>\nQuench+Tempering otterr\u00e0 una durezza uniforme dalla superficie al nucleo, ma la tenacit\u00e0 non \u00e8 buona. la resistenza alla trazione sar\u00e0 superiore a 950Mpa.<br \/>\nLa carburazione manterr\u00e0 la tenacia del nucleo e indurr\u00e0 la superficie a 500HV1, ma la grande distorsione durante il processo di carburazione, dovrebbe lasciare l'equilibrio per la lavorazione dopo il trattamento termico, e il processo extra aumenter\u00e0 il costo.<br \/>\n16MnCr5 \u00e8 un acciaio di carburazione, il contenuto di carbonio \u00e8 0,14 ~ 0,19%, nitruro questa parte a 500HV1, con sottile strato duro<br \/>\n0,1 mm, durezza del nucleo 200HV con buona tenacia, resistenza alla trazione intorno a 900Mpa. Ma i clienti si preoccupano del nucleo in acciaio morbido ricotto sottostante.<\/p>\n<p>Infine, la richiesta del cliente la barra d'acciaio deve essere temprato e temperato al fine per il nucleo hardness.That significa fare questa parte da 16MnCr5 + QT, e poi Nitriding superficie, che sarebbe ok.<\/p>\n<p>\u00c8 quindi molto importante capire chiaramente i requisiti del cliente quando riceviamo le stampe da quest'ultimo. Anche il trattamento termico \u00e8 importante per noi, produttori di macchinari di precisione.<\/p>","protected":false},"excerpt":{"rendered":"<p>Tutti sanno che il trattamento termico \u00e8 importante per le parti lavorate in metallo. Recentemente abbiamo gestito un progetto per parti automobilistiche, il materiale della parte \u00e8 16Mncr5, i requisiti di trattamento termico sulla stampa: resistenza alla trazione.800-950Mpa, durezza superficiale 500HV1. Esistono almeno tre modi per soddisfare i requisiti di trattamento termico, come indicato di seguito. 1. Parti temprate a 900 C e [...]<\/p>","protected":false},"author":2,"featured_media":794,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[18],"tags":[19],"class_list":["post-1303","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-care-about-hardness","tag-high-quality-machined-parts"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Heat treatment is also important to machined parts - SYM Precision Machining Manufacturer China<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.symachining.com\/it\/heat-treatment-also-important-machined-parts\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Heat treatment is also important to machined parts - SYM Precision Machining Manufacturer China\" \/>\n<meta property=\"og:description\" content=\"Everyone know that heat treatment is important&nbsp;to metal machined parts. We handle a project for automotive parts recently, the part material is 16Mncr5, heat treat requirements on print : tensile strength.800-950Mpa, Surface Hardness 500HV1. There are at least three ways to meet this heat treatment requirements as below. 1. 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