Al\u00fcminyum ala\u015f\u0131mlar\u0131 \u00fcretim metodlar\u0131 esas al\u0131narak i\u015flem ve d\u00f6k\u00fcm olmak \u00fczere iki ana alt gruba ayr\u0131labilir. Bu da, imal usullerinin farkl\u0131 ihtiya\u00e7lar\u0131 oldu\u011funu g\u00f6sterir Plastik deformasyonla \u015fekillendirilen i\u015flem ala\u015f\u0131mlar, d\u00f6k\u00fcm ala\u015f\u0131mlardan olduk\u00e7a farkl\u0131 mikro yap\u0131 ve kompozisyona sahiptir. Her ana grup i\u00e7indeki ala\u015f\u0131mlar, \u0131s\u0131l i\u015flem yap\u0131labilir ve yap\u0131lamaz ala\u015f\u0131mlar olmak \u00fczere, iki alt gruba ayr\u0131labilir. Is\u0131l i\u015flem yap\u0131labilir ala\u015f\u0131mlarda, ya\u015fland\u0131rma ile dayan\u0131m art\u0131\u015f\u0131 sa\u011flanabilirken, \u0131s\u0131l i\u015flem yap\u0131lamayan ala\u015f\u0131mlar ise kat\u0131 eriyik, pekle\u015fme, da\u011f\u0131l\u0131m mukavemetlenmesi ile mukavemetlendirilir.<\/p>\n
\u0130\u015flem Al\u00fcminyum Ala\u015f\u0131mlar\u0131:
\n 1xxx Ticari safl\u0131kta Al (>%99Al) \u2013Ya\u015fland\u0131r\u0131lamaz
\n 2xxx Al-Cu ala\u015f\u0131mlar\u0131 \u2013Ya\u015fland\u0131r\u0131labilir
\n 3xxx Al-Mn ala\u015f\u0131mlar\u0131 \u2013Ya\u015fland\u0131r\u0131lamaz
\n 4xxx Al- Si ala\u015f\u0131mlar\u0131 \u2013E\u011fer magnezyum varsa ya\u015fland\u0131r\u0131labilir
\n 5xxx Al-Mg ala\u015f\u0131mlar\u0131 \u2013Ya\u015fland\u0131r\u0131lamaz
\n 6xxx Al-Mg-Si ala\u015f\u0131mlar\u0131 \u2013Ya\u015fland\u0131r\u0131labilir
\n 7xxx Al-Mg-Zn ala\u015f\u0131mlar\u0131 \u2013Ya\u015fland\u0131r\u0131labilir<\/p>\n
D\u00f6k\u00fcm Al\u00fcminyum Ala\u015f\u0131mlar\u0131:
\n 1xxx Ticari safl\u0131kta Al \u2013Ya\u015fland\u0131r\u0131lamaz
\n 2xxx Al-Cu ala\u015f\u0131mlar\u0131 \u2013Ya\u015fland\u0131r\u0131labilir
\n 3xxx Al-Si-Cu veya Al-Mg-Si ala\u015f\u0131mlar\u0131 \u2013Biraz ya\u015fland\u0131r\u0131labilir
\n 4xxx Al-Si ala\u015f\u0131mlar\u0131 \u2013Ya\u015fland\u0131r\u0131lamaz
\n 5xxx Al-Mg ala\u015f\u0131mlar\u0131 \u2013Ya\u015fland\u0131r\u0131lamaz
\n 7xxx Al-Mg-Zn ala\u015f\u0131mlar\u0131 \u2013Ya\u015fland\u0131r\u0131labilir
\n 8xxx Al-Sn ala\u015f\u0131mlar\u0131 \u2013Ya\u015fland\u0131r\u0131labilir<\/p>\n
Is\u0131l \u0130\u015flem Uygulanamayan \u0130\u015flem Al\u00fcminyum Ala\u015f\u0131mlar\u0131:<\/p>\n
1xxx Serisi Ala\u015f\u0131mlar:
\n Bu ala\u015f\u0131mlar minimum %99,0 al\u00fcminyum, emp\u00fcrite olarak da silisyum ve demir i\u00e7erirler. Dayan\u0131m art\u0131\u015f\u0131 i\u00e7in %0.12 bak\u0131r ilavesi yap\u0131labilir. Bu ala\u015f\u0131mlar y\u00fcksek oranda haddelenerek levha veya folyo haline getirilerek kullan\u0131l\u0131rlar. 1100 ala\u015f\u0131m\u0131n\u0131n tavlanm\u0131\u015f durumda \u00e7ekme mukavemeti 90 MPa d\u0131r.<\/p>\n
3xxx Serisi Ala\u015f\u0131mlar:
\n Bu serinin en \u00f6nemli ala\u015f\u0131m\u0131 3003 t\u00fcr . Bu ala\u015f\u0131m 1100 ala\u015f\u0131m\u0131na %1,25 mangan ilavesi ile olu\u015fturulur. 3003 ala\u015f\u0131m\u0131n\u0131n tavlanm\u0131\u015f durumda \u00e7ekme dayan\u0131m\u0131 110 MPa d\u0131r. Bu da demek oluyor ki mangan ilavesi dayan\u0131m art\u0131\u015f\u0131 sa\u011flar. Bu serinin ala\u015f\u0131mlar\u0131 iyi i\u015flenebilirli\u011fin gerekti\u011fi yerlerde kullan\u0131labilen genel ama\u00e7l\u0131 ala\u015f\u0131mlard\u0131r.<\/p>\n
5xxx Serisi Ala\u015f\u0131mlar:
\n Bu serinin ana ala\u015f\u0131m elementi olan magnezyum kat\u0131 eriyik mukavemetlenmesi sa\u011flar ve miktar\u0131 %5 e kadar \u00e7\u0131kabilir. Bu serinin end\u00fcstride kullan\u0131lan en \u00f6nemli ala\u015f\u0131m\u0131 5052 dir. Bu ala\u015f\u0131m %2.5 Mg, %0,2 Cr i\u00e7erir ve tavlanm\u0131\u015f durumdaki \u00e7ekme dayan\u0131m\u0131 193 MPa d\u0131r. <\/p>\n
Is\u0131l \u0130\u015flem Uygulanabilen \u0130\u015flem Al\u00fcminyum Ala\u015f\u0131mlar\u0131:<\/p>\n
2xxx Serisi Ala\u015f\u0131mlar:
\n Bu seri ala\u015f\u0131mlar\u0131n\u0131n bir \u00e7o\u011funa bak\u0131r\u0131n yan\u0131nda magnezyum ve d\u00fc\u015f\u00fck miktarlarda di\u011fer elementler eklenir. 2xxx serisi ala\u015f\u0131mlar\u0131 birim a\u011f\u0131rl\u0131k dayan\u0131m\u0131n\u0131n y\u00fcksek olmas\u0131 gereken u\u00e7ak sanayi gibi alanlarda kullan\u0131l\u0131r. Bu ala\u015f\u0131mlar kat\u0131 eriyik mukavetlenmesi ve \u00e7\u00f6kelti sertle\u015fmesiyle dayan\u0131m kazan\u0131rlar. End\u00fcstriyel uygulama alan\u0131 bulabilmi\u015f en \u00f6nemli ala\u015f\u0131m 2024 ala\u015f\u0131m\u0131d\u0131r. 2024-T6 ala\u015f\u0131m\u0131 %4,5 bak\u0131r, %1,5 magnezyum ve %0,6 mangan bulundurur ve \u00e7ekme dayan\u0131m\u0131 442 MPa d\u0131r.<\/p>\n
6xxx Serisi Ala\u015f\u0131mlar\u0131:
\n Mg2Si intermetalik bile\u015fikleri, \u00e7\u00f6kelti sertle\u015ftirilmesi ile dayan\u0131m art\u0131\u015f\u0131 sa\u011flar. En yayg\u0131n kullan\u0131lan ala\u015f\u0131m 6061 ala\u015f\u0131m\u0131d\u0131r ve bu ala\u015f\u0131m %1,0 magnezyum, %0,6 silisyum, %0,3 bak\u0131r i\u00e7erir. 6061-T6 ala\u015f\u0131m\u0131n\u0131n \u00e7ekme mukavemeti 290 MPa d\u0131r. Bu seri, otomotiv sekt\u00f6r\u00fcnde genel ama\u00e7l\u0131 yap\u0131 eleman\u0131 olarak kullan\u0131l\u0131r.<\/p>\n
7xxx Serisi Ala\u015f\u0131mlar:
\n Temel \u00e7\u00f6keltiler MgZn2 intermetalik bile\u015fi\u011finden olu\u015fur. \u00c7inkonun ve magnezyumun al\u00fcminyum i\u00e7ersinde y\u00fcksek \u00e7\u00f6z\u00fcnebilirli\u011fi y\u00fcksek yo\u011funluklu \u00e7\u00f6keltilerin olu\u015fmas\u0131n\u0131, bu da dayan\u0131m\u0131n olduk\u00e7a y\u00fckselmesini sa\u011flar. Bu serinin en \u00f6nemli ala\u015f\u0131m\u0131 7075 tir ve bu ala\u015f\u0131m %5,6 \u00e7inko, %2,5 magnezyum, &1,6 bak\u0131r ve %0,25 krom ihtiva eder. 7075-T6 ala\u015f\u0131m\u0131n\u0131n \u00e7ekme dayan\u0131m\u0131 504 MPa d\u0131r. Bu seri y\u00fcksek dayan\u0131m\u0131n gerekli oldu\u011fu yerlerde kendisine uygulama alan\u0131 bulur.<\/p>\n
D\u00f6k\u00fcm Al\u00fcminyum Ala\u015f\u0131mlar\u0131n\u0131n Kompozisyonlar\u0131:<\/p>\n
D\u00f6k\u00fcm al\u00fcminyum ala\u015f\u0131mlar\u0131n\u0131n ak\u0131c\u0131l\u0131k ve besleyicilik gibi d\u00f6k\u00fclebilirlik \u00f6zellikleri, dayan\u0131m, s\u00fcneklik ve korozyon diren\u00e7leri gibi geli\u015ftirilmi\u015f ala\u015f\u0131mlar\u0131d\u0131r. D\u00f6k\u00fcm ala\u015f\u0131mlar\u0131n\u0131n kimyasal kompozisyonu d\u00f6vme ala\u015f\u0131mlar\u0131n\u0131n kimyasal kompozisyonundan farkl\u0131d\u0131r.
\n D\u00f6k\u00fcm al\u00fcminyum ala\u015f\u0131mlar\u0131ndan pek \u00e7o\u011fu \u00f6tektik reaksiyona neden olan d\u00fc\u015f\u00fck ergime noktalar\u0131, iyi ak\u0131c\u0131l\u0131k, ve d\u00f6k\u00fclebilirlik sa\u011flayan yeterince silisyum i\u00e7erir (%5-12 Si). Ak\u0131\u015fkanl\u0131k, s\u0131v\u0131 metalin bir kal\u0131ba do\u011fru, erken kat\u0131la\u015fma olmadan akam yetene\u011fidir. D\u00f6k\u00fclebilirlik ise ala\u015f\u0131mdan iyi bir d\u00f6k\u00fcm\u00fcn yap\u0131labilmesine i\u015faret eder. Al\u00fcminyum silisyum ala\u015f\u0131mlar\u0131n\u0131n \u00f6zellikleri, a al\u00fcminyum matrisin kat\u0131 eriyik mukavemetlenmesi, b faz\u0131n\u0131n da\u011f\u0131l\u0131m mukavemetlenmesi, ilk tane boyutu, \u015fekli ve ayn\u0131 zamanda \u00f6tektik olu\u015fumu tayin eden kat\u0131la\u015fmayla kontrol edilir. Kokil veya pres d\u00f6k\u00fcmde ki h\u0131zl\u0131 so\u011fuma, tane boyutunu ve \u00f6tektik mikro olu\u015fumu incelterek genellikle dayan\u0131m\u0131 y\u00fckseltir. Belirli ala\u015f\u0131mlarda mikro yap\u0131y\u0131 ve bu nedenle de da\u011f\u0131l\u0131m mukavemetlenmesi d\u00fczeyini iyile\u015ftirmek amac\u0131yla bor ve titanyum ilaveleri ile tane inceltme, \u00f6tektik yap\u0131y\u0131 de\u011fi\u015ftirmek i\u00e7in sodyum veya stronsiyum kullanarak modifikasyon veya birincil silisyumu incelterek mukavemetlenme sa\u011flamak i\u00e7in fosfor ilavesi yap\u0131l\u0131r.
\n D\u00f6k\u00fcm al\u00fcminyum ala\u015f\u0131mlar\u0131nda % 0;3-1,0 magnezyum ilavesi \u00e7\u00f6kelti sertle\u015fmesine ba\u011fl\u0131 dayan\u0131m art\u0131\u015f\u0131 sa\u011flar.
\n Bak\u0131r, baz\u0131 d\u00f6k\u00fcm al\u00fcminyum ala\u015f\u0131mlar\u0131nda % 1- 4 oranlarda bulunur. \u00d6zellikle y\u00fcksek s\u0131cakl\u0131klarda dayan\u0131m art\u0131\u015f\u0131 sa\u011flar.<\/p>\n","protected":false},"excerpt":{"rendered":"
Al\u00fcminyum ala\u015f\u0131mlar\u0131 \u00fcretim metodlar\u0131 esas al\u0131narak i\u015flem ve d\u00f6k\u00fcm olmak \u00fczere iki ana alt gruba ayr\u0131labilir. Bu da, imal usullerinin farkl\u0131 ihtiya\u00e7lar\u0131 oldu\u011funu g\u00f6sterir Plastik deformasyonla \u015fekillendirilen i\u015flem ala\u015f\u0131mlar, d\u00f6k\u00fcm ala\u015f\u0131mlardan olduk\u00e7a farkl\u0131 mikro yap\u0131 ve kompozisyona sahiptir. Her ana grup i\u00e7indeki ala\u015f\u0131mlar, \u0131s\u0131l i\u015flem yap\u0131labilir ve yap\u0131lamaz ala\u015f\u0131mlar olmak \u00fczere, iki alt gruba ayr\u0131labilir. …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1407,1403],"tags":[4887,2256,4889,4888,4756,3602],"class_list":["post-1896","post","type-post","status-publish","format-standard","hentry","category-fen-ve-teknoloji-odevleri","category-odevler","tag-alasim-elementlerinin-aliminyum-alasimlarina-etkileri","tag-bakir","tag-dokum-aluminyum-alasimlari","tag-islem-aluminyum-alasimlari","tag-mangan","tag-silisyum"],"_links":{"self":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/1896","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/comments?post=1896"}],"version-history":[{"count":0,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/1896\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/media?parent=1896"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/categories?post=1896"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/tags?post=1896"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}