![\"Sertlik](\"https:\/\/denizmtl.com\/mobilapp\/wp-content\/uploads\/2023\/02\/HDT-MV280-1-300x298-3.png\" "\\"\\"")
Sertlik \u00f6l\u00e7\u00fcm\u00fc, malzemenin y\u00fczeyine uygulanan kuvvetin neden oldu\u011fu deformasyonu \u00f6l\u00e7erek malzemenin sertli\u011fini belirlemeyi ama\u00e7layan bir testtir. Bu test, end\u00fcstriyel uygulamalarda s\u0131k\u00e7a kullan\u0131lmaktad\u0131r. Bu test, malzemelerin dayan\u0131kl\u0131l\u0131k, mukavemet ve a\u015f\u0131nma direnci gibi \u00f6zelliklerinin belirlenmesinde \u00f6nemli bir role sahiptir. Sertlik testleri, s\u0131radan aletlerle ger\u00e7ekle\u015ftirilebildi\u011fi gibi, hassas ve \u00f6zel cihazlar kullanarak da ger\u00e7ekle\u015ftirilebilir. Bu test, malzemelerin \u00fcretim s\u00fcrecinde ve sonras\u0131nda kalitesinin kontrol edilmesinde kullan\u0131lan \u00f6nemli bir ara\u00e7t\u0131r.<\/p>\n
Sertlik testlerinde kullan\u0131lan a\u011f\u0131rl\u0131klar, \u00f6zellikle Vickers, Rockwell ve Brinell testleri i\u00e7in \u00f6nemlidir. Bu testlerin her biri, farkl\u0131 \u00f6zelliklere sahip malzemelerin sertliklerini \u00f6l\u00e7mek i\u00e7in farkl\u0131 a\u011f\u0131rl\u0131klar kullan\u0131r.<\/p>\n
Sertlik \u00d6l\u00e7\u00fcmde A\u011f\u0131rl\u0131klar<\/strong> Brinell testinde, malzeme y\u00fczeyine belirli bir kuvvet uygulan\u0131rken, 3.86 mm \u00e7apl\u0131 bir \u00e7elik bilya kullan\u0131l\u0131r. Bu testte kullan\u0131lan a\u011f\u0131rl\u0131klar genellikle 500, 750, 1000, 1500 veya 3000 kg aras\u0131ndad\u0131r. Bu test, yumu\u015fak metallerin sertlik \u00f6l\u00e7\u00fcmlerinde kullan\u0131l\u0131r. \u00d6rne\u011fin, al\u00fcminyum, bak\u0131r ve kur\u015fun gibi malzemelerin sertlik \u00f6l\u00e7\u00fcmlerinde kullan\u0131l\u0131r.<\/p>\n Sertlik \u00d6l\u00e7\u00fcmde A\u011f\u0131rl\u0131klar<\/strong> Rockwell testi, malzeme y\u00fczeyine uygulanan kuvvet ve malzemeden geri yans\u0131yan kuvvet aras\u0131ndaki fark\u0131n \u00f6l\u00e7\u00fclmesi yoluyla ger\u00e7ekle\u015ftirilir. Bu test, sert ve orta sertlikteki metallerin \u00f6l\u00e7\u00fcmlerinde kullan\u0131l\u0131r. Rockwell testi, A, B ve C olmak \u00fczere \u00fc\u00e7 farkl\u0131 \u00f6l\u00e7ek kullan\u0131r. Her bir \u00f6l\u00e7ekte kullan\u0131lan a\u011f\u0131rl\u0131klar farkl\u0131d\u0131r. \u00d6rne\u011fin, Rockwell A \u00f6l\u00e7e\u011finde kullan\u0131lan a\u011f\u0131rl\u0131klar 60, 100 veya 150 kg aras\u0131nda de\u011fi\u015firken, Rockwell B \u00f6l\u00e7e\u011finde kullan\u0131lan a\u011f\u0131rl\u0131klar 100 veya 150 kg aras\u0131nda de\u011fi\u015fir.<\/p>\n <\/p>\n Vickers testi, malzeme y\u00fczeyine uygulanan kuvvetin alt\u0131nda, piramit \u015fekilli bir elmas kullan\u0131r. Bu testte kullan\u0131lan a\u011f\u0131rl\u0131klar genellikle 1 kg veya daha azd\u0131r. Bu test, sert ve orta sertlikteki malzemelerin \u00f6l\u00e7\u00fcmlerinde kullan\u0131l\u0131r. \u00d6rne\u011fin, \u00e7elik, titanyum ve ala\u015f\u0131ml\u0131 metallerin sertlik \u00f6l\u00e7\u00fcmlerinde kullan\u0131l\u0131r.<\/p>\n Sertlik \u00d6l\u00e7\u00fcmde A\u011f\u0131rl\u0131klar<\/strong><\/a> Sertlik testlerinde kullan\u0131lan a\u011f\u0131rl\u0131klar, malzeme sertli\u011finin do\u011fru bir \u015fekilde \u00f6l\u00e7\u00fclmesi i\u00e7in son derece \u00f6nemlidir. Farkl\u0131 a\u011f\u0131rl\u0131klar kullanarak yap\u0131lan sertlik testleri, malzemenin farkl\u0131 y\u00fczeylerindeki sertli\u011fi \u00f6l\u00e7mek i\u00e7in kullan\u0131l\u0131r. Bu nedenle, testlerin sonu\u00e7lar\u0131, test s\u0131ras\u0131nda kullan\u0131lan a\u011f\u0131rl\u0131klara g\u00f6re de\u011fi\u015febilir.<\/p>\n Ayr\u0131ca, sertlik \u00f6l\u00e7\u00fcmlerinde kullan\u0131lan a\u011f\u0131rl\u0131klar\u0131n yan\u0131 s\u0131ra, test y\u00fczeyi, test y\u00fczeyinin haz\u0131rlanmas\u0131 ve uygulanan kuvvetler de sonu\u00e7lar\u0131 etkileyebilir. Bu nedenle, sertlik testleri genellikle standartla\u015ft\u0131r\u0131lm\u0131\u015f prosed\u00fcrlere uygun olarak ger\u00e7ekle\u015ftirilir.<\/p>\n Sertlik \u00d6l\u00e7\u00fcmde A\u011f\u0131rl\u0131klar<\/strong> Sertlik testleri, malzemenin sertli\u011fi hakk\u0131nda de\u011ferli bilgiler sa\u011flar. Bu bilgiler, malzemenin \u00fcretim s\u00fcrecinde ve sonras\u0131nda kalitesinin kontrol edilmesine yard\u0131mc\u0131 olur. Ayr\u0131ca, malzemelerin kullan\u0131m \u00f6mr\u00fcn\u00fc tahmin etmek i\u00e7in de kullan\u0131labilir. \u00d6rne\u011fin, malzemenin sertli\u011fi, malzemenin a\u015f\u0131nma direnci hakk\u0131nda bilgi sa\u011flayabilir. Bu bilgiler, malzemelerin nas\u0131l kullan\u0131labilece\u011fi ve hangi ko\u015fullar alt\u0131nda dayan\u0131kl\u0131 oldu\u011fu hakk\u0131nda fikir verir.<\/p>\n Sertlik \u00f6l\u00e7\u00fcm\u00fc, bir\u00e7ok end\u00fcstride yayg\u0131n olarak kullan\u0131lmaktad\u0131r. Bu end\u00fcstriler aras\u0131nda otomotiv, havac\u0131l\u0131k, metal i\u015fleme, yap\u0131 malzemeleri ve t\u0131p yer almaktad\u0131r. \u00d6rne\u011fin, otomotiv end\u00fcstrisi, malzemelerin sertli\u011fini \u00f6l\u00e7erek, par\u00e7alar\u0131n dayan\u0131kl\u0131l\u0131\u011f\u0131n\u0131 ve mukavemetini artt\u0131rmaya y\u00f6nelik ara\u015ft\u0131rmalar yapar. T\u0131p end\u00fcstrisi ise, implantlar ve protezler gibi medikal cihazlar\u0131n tasar\u0131m\u0131nda sertlik \u00f6l\u00e7\u00fcmlerini kullan\u0131r.<\/p>\n Sertlik \u00d6l\u00e7\u00fcm\u00fc<\/a> A\u011f\u0131rl\u0131klar<\/strong>, sertlik \u00f6l\u00e7\u00fcmde kullan\u0131lan a\u011f\u0131rl\u0131klar, malzemenin sertli\u011finin do\u011fru bir \u015fekilde \u00f6l\u00e7\u00fclmesine ve sonu\u00e7lar\u0131n do\u011fru yorumlanmas\u0131na yard\u0131mc\u0131 olur. Farkl\u0131 a\u011f\u0131rl\u0131klar\u0131n kullan\u0131lmas\u0131, farkl\u0131 sertliklerin \u00f6l\u00e7\u00fclmesini sa\u011flar ve test sonu\u00e7lar\u0131n\u0131n do\u011fru bir \u015fekilde yorumlanmas\u0131n\u0131 sa\u011flar. Bu nedenle, sertlik testleri, malzemenin kalitesinin kontrol edilmesi ve malzemelerin kullan\u0131m \u00f6mr\u00fcn\u00fcn tahmin edilmesinde \u00f6nemli bir rol oynar.<\/p>\n Sertlik \u00f6l\u00e7\u00fcm testleri, malzeme end\u00fcstrisinde yayg\u0131n olarak kullan\u0131l\u0131r ve bir\u00e7ok farkl\u0131 sertlik \u00f6l\u00e7\u00fcm y\u00f6ntemi vard\u0131r. Bu y\u00f6ntemler aras\u0131nda Rockwell, Brinell, Vickers ve Knoop sertlik testleri yer almaktad\u0131r. Her y\u00f6ntemin kendine \u00f6zg\u00fc bir a\u011f\u0131rl\u0131k aral\u0131\u011f\u0131 ve \u00f6l\u00e7\u00fcm parametreleri vard\u0131r.<\/p>\n <\/p>\n Sertlik \u00d6l\u00e7\u00fcmde A\u011f\u0131rl\u0131klar<\/strong> Rockwell sertlik testinde, bir \u00e7elik koni veya k\u00fcresel diyafram, standartla\u015ft\u0131r\u0131lm\u0131\u015f bir a\u011f\u0131rl\u0131kla malzemenin y\u00fczeyine yerle\u015ftirilir ve \u00f6nceden belirlenmi\u015f bir derinli\u011fe kadar malzemenin i\u00e7ine g\u00f6m\u00fcl\u00fcr. Ard\u0131ndan, a\u011f\u0131rl\u0131k \u00e7\u0131kar\u0131l\u0131r ve sertlik de\u011feri okunur. Bu test y\u00f6ntemi, y\u00fczey sertli\u011fi \u00f6l\u00e7mek i\u00e7in en yayg\u0131n olarak kullan\u0131lan y\u00f6ntemlerden biridir.<\/p>\n Brinell sertlik testinde, standart bir a\u011f\u0131rl\u0131kla malzemenin y\u00fczeyine bas\u0131n\u00e7 uygulan\u0131r ve malzemenin y\u00fczeyine \u00e7izilir. Ard\u0131ndan, a\u011f\u0131rl\u0131k kald\u0131r\u0131l\u0131r ve sertlik de\u011feri okunur. Bu y\u00f6ntem, y\u00fczey sertli\u011fi \u00f6l\u00e7mek i\u00e7in kullan\u0131l\u0131rken, \u00f6zellikle yumu\u015fak metaller ve di\u011fer d\u00fc\u015f\u00fck sertlikli malzemelerde etkili bir y\u00f6ntemdir.<\/p>\n Vickers sertlik testinde, bir elmas piramit \u015feklindeki indenter, standart bir a\u011f\u0131rl\u0131kla malzemenin y\u00fczeyine yerle\u015ftirilir ve \u00f6nceden belirlenmi\u015f bir derinli\u011fe kadar malzemenin i\u00e7ine g\u00f6m\u00fcl\u00fcr. Ard\u0131ndan, a\u011f\u0131rl\u0131k kald\u0131r\u0131l\u0131r ve sertlik de\u011feri okunur. Bu y\u00f6ntem, y\u00fczey sertli\u011fi \u00f6l\u00e7mek i\u00e7in kullan\u0131l\u0131rken, k\u00fc\u00e7\u00fck \u00f6l\u00e7ekli sertlik \u00f6l\u00e7\u00fcmleri i\u00e7in de etkilidir.<\/p>\n Sertlik \u00d6l\u00e7\u00fcmde A\u011f\u0131rl\u0131klar<\/strong> Knoop sertlik testinde, Vickers testi gibi bir elmas piramit \u015feklindeki indenter kullan\u0131l\u0131r. Ancak, bu test y\u00f6ntemi, y\u00fczeyde daha k\u00fc\u00e7\u00fck bir iz b\u0131rakan, daha k\u00fc\u00e7\u00fck bir a\u011f\u0131rl\u0131k kullanarak \u00f6l\u00e7\u00fcm yapar. Bu y\u00f6ntem, sertli\u011fi \u00f6l\u00e7mek i\u00e7in daha ince \u00f6l\u00e7ekli malzemelerde kullan\u0131l\u0131r.<\/p>\n Sertlik \u00f6l\u00e7\u00fcm\u00fcnde kullan\u0131lan a\u011f\u0131rl\u0131klar\u0131n yan\u0131 s\u0131ra, test s\u0131ras\u0131nda kullan\u0131lan indenter \u015fekilleri de sonu\u00e7lar\u0131 etkiler. \u00d6rne\u011fin, k\u00fcresel bir indenter daha d\u00fc\u015f\u00fck bir sertlik \u00f6l\u00e7\u00fcm\u00fcne neden olabilirken, bir piramit \u015feklindeki indenter daha y\u00fcksek bir sertlik \u00f6l\u00e7\u00fcm\u00fcne neden olabilir.<\/p>\n Sonu\u00e7 olarak, sertlik \u00f6l\u00e7\u00fcmde kullan\u0131lan a\u011f\u0131rl\u0131klar, test sonu\u00e7lar\u0131n\u0131 etkileyen \u00f6nemli bir fakt\u00f6rd\u00fcr.<\/p>\n <\/p>\n Bizi Instagramdan takip edebilirsiniz : _denizmetal<\/a><\/p>\nVickers Testi<\/strong><\/h2>\n
Rockwell Sertlik Testi<\/strong><\/h2>\n