{"id":4021,"date":"2026-06-01T14:33:19","date_gmt":"2026-06-01T14:33:19","guid":{"rendered":"https:\/\/beiyutitanium.com\/why-ti-6al-4v-galls-work-hardens-machining\/"},"modified":"2026-09-09T08:30:58","modified_gmt":"2026-09-09T08:30:58","slug":"why-ti-6al-4v-galls-work-hardens-machining","status":"publish","type":"post","link":"https:\/\/beiyutitanium.com\/tr\/why-ti-6al-4v-galls-work-hardens-machining\/","title":{"rendered":"Ti-6Al-4V Tala\u015fl\u0131 \u0130malatta Neden S\u0131van\u0131r ve Pekle\u015fir (ve \u00c7ubuk Malzeme Nas\u0131l Yard\u0131mc\u0131 Olur)"},"content":{"rendered":"

<\/p>\n

Ti-6Al-4V, \u00fc\u00e7 fiziksel nedenle zor i\u015flenir. Is\u0131l iletkenli\u011fi yakla\u015f\u0131k 6,7 W\/m·K, karbon \u00e7eli\u011finin kabaca yedide biridir; bu nedenle kesme \u0131s\u0131s\u0131 tala\u015fla uzakla\u015fmak yerine kesici u\u00e7ta kal\u0131r. Metal bu u\u00e7 s\u0131cakl\u0131klar\u0131nda kimyasal olarak reaktiftir ve kesilen y\u00fczey pekle\u015fir.<\/p>\n

<\/p>\n

Titanyumu ilk kez i\u015fleyen herhangi bir at\u00f6lyeye sorunuz, ayn\u0131 \u00fc\u00e7 \u015fik\u00e2yeti duyars\u0131n\u0131z: tak\u0131m h\u0131zla bitti, tala\u015flar kesici uca kaynad\u0131 ve i\u015fledik\u00e7e par\u00e7a y\u00fczeyi sertle\u015fti. Bunlar\u0131n hi\u00e7biri \u015fanss\u0131zl\u0131k de\u011fildir. Ti-6Al-4V, metalin fizi\u011finden kaynaklanan nedenlerle tala\u015fl\u0131 imalatta sorun \u00e7\u0131kar\u0131r; bunlar\u0131 anlad\u0131\u011f\u0131n\u0131zda \u00e7\u00f6z\u00fcm b\u00fcy\u00fck \u00f6l\u00e7\u00fcde onlarla \u00e7at\u0131\u015fmamaktan ge\u00e7er.<\/p>\n

\"Bundled
Ti-6Al-4V Tala\u015fl\u0131 \u0130malatta Neden S\u0131van\u0131r ve Pekle\u015fir (ve \u00c7ubuk Malzeme Nas\u0131l Yard\u0131mc\u0131 Olur)<\/figcaption><\/figure>\n

\u00dc\u00e7 \u00f6zellik neredeyse t\u00fcm sorunlara neden olur<\/h2>\n

1. Is\u0131y\u0131 \u00e7ok az iletir<\/h3>\n

Ti-6Al-4V’nin yakla\u015f\u0131k 6.7 W\/m\u00b7K \u0131s\u0131l iletkenli\u011fi vard\u0131r; bu, karbon \u00e7eli\u011finin yakla\u015f\u0131k yedide biri ve 304 paslanmaz \u00e7eli\u011fin bile olduk\u00e7a alt\u0131ndad\u0131r. \u00c7elikte kesme \u0131s\u0131s\u0131n\u0131n kayda de\u011fer bir b\u00f6l\u00fcm\u00fc tala\u015fla uzakla\u015f\u0131r. Titanyumda ise uzakla\u015fmaz; \u0131s\u0131, do\u011frudan kesici kenardaki \u00e7ok k\u00fc\u00e7\u00fck bir b\u00f6lgede birikir. Kenar s\u0131cakl\u0131klar\u0131 h\u0131zla y\u00fckselir ve s\u0131radaki iki soruna bu tek olgu yol a\u00e7ar.<\/p>\n\n\n\n\n\n
\u00d6zellik<\/th>\nK\u0131lavuzun belirtti\u011fi durum<\/th>\n<\/tr>\n<\/thead>\n
Ti-6Al-4V \u0131s\u0131l iletkenli\u011fi<\/td>\nYakla\u015f\u0131k 6,7 W\/m·K, karbon \u00e7eli\u011finin yakla\u015f\u0131k yedide biri ve 304 paslanmaz \u00e7eli\u011fin bile olduk\u00e7a alt\u0131nda<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2. Tak\u0131m\u0131n\u0131za kimyasal olarak kaynar<\/h3>\n

Yakla\u015f\u0131k 500 \u00b0C \u00fczerinde titanyum kimyasal olarak reaktif h\u00e2le gelir ve \u00e7o\u011fu kesici tak\u0131mdaki elementlere g\u00fc\u00e7l\u00fc bir ilgi g\u00f6sterir. S\u0131cak tala\u015f, tala\u015f y\u00fczeyine adeta mikro kaynak yapar, kopar ve beraberinde tak\u0131m malzemesini g\u00f6t\u00fcr\u00fcr. G\u00f6rd\u00fc\u011f\u00fcn\u00fcz s\u0131vanma, y\u0131\u011f\u0131nt\u0131 tala\u015f ve kraterle\u015fme budur; a\u015f\u0131nmadan \u00e7ok yap\u0131\u015fma ve kopmad\u0131r. \u00c7ok s\u0131cak \u00e7al\u0131\u015fan keskin bir kenar\u0131n dakikalar i\u00e7inde par\u00e7alanabilmesinin nedeni budur.<\/p>\n

3. Elastiktir, bu nedenle deformasyonla sertle\u015fir<\/h3>\n

Ti-6Al-4V elastisite mod\u00fcl\u00fc yakla\u015f\u0131k 114 GPa olup \u00e7eli\u011finkinin yar\u0131s\u0131ndan biraz fazlad\u0131r. \u0130\u015f par\u00e7as\u0131 tak\u0131mdan uzakla\u015farak esner, ard\u0131ndan kesici kenar\u0131n alt\u0131na ve arkas\u0131na geri yaylan\u0131r. Tak\u0131m k\u00f6rse veya kesmek yerine s\u00fcrt\u00fcn\u00fcyorsa bu s\u00fcrt\u00fcnme y\u00fczeyi plastik olarak s\u0131var ve sertle\u015fmi\u015f bir y\u00fczey tabakas\u0131 b\u0131rak\u0131r. Sonraki paso daha sert metalle kar\u015f\u0131la\u015f\u0131r ve d\u00f6ng\u00fc ba\u015flar. \u00c7o\u011fu “titanyumu i\u015flemek imk\u00e2ns\u0131z” hik\u00e2yesi asl\u0131nda k\u00f6r tak\u0131m, s\u00fcrt\u00fcnme ve pekle\u015fme d\u00f6ng\u00fcs\u00fcd\u00fcr.<\/p>\n

Ger\u00e7ekte i\u015fe yarayan y\u00f6ntemler<\/h2>\n\n\n\n\n\n\n\n\n\n
Tala\u015fl\u0131 imalat kontrol\u00fc<\/th>\nK\u0131lavuzun belirtti\u011fi durum<\/th>\n<\/tr>\n<\/thead>\n
D\u00fc\u015f\u00fck kesme h\u0131z\u0131 ve yeterli ilerleme uygulay\u0131n\u0131z<\/td>\nKesme h\u0131z\u0131 kenarda \u0131s\u0131 olu\u015fturur; ilerleme, kenar\u0131 \u00f6nceki pasonun sertle\u015fmi\u015f tabakas\u0131n\u0131n alt\u0131na sokar. Klasik titanyum kombinasyonu, ger\u00e7ek bir tala\u015f y\u00fck\u00fcyle temkinli SFM de\u011feridir; bunun tersi de\u011fildir.<\/td>\n<\/tr>\n
Keskin kaplamal\u0131 karb\u00fcr kullan\u0131n\u0131z<\/td>\nAlTiN \/ TiAlN kaplamal\u0131 karb\u00fcr, \u0131s\u0131ya ve yap\u0131\u015fmaya diren\u00e7 g\u00f6sterir. Kenarlar\u0131 keskin tutunuz ve s\u00fcrt\u00fcnmeye ba\u015flamadan \u00f6nce belirli bir programa g\u00f6re de\u011fi\u015ftiriniz.<\/td>\n<\/tr>\n
Bol so\u011futma s\u0131v\u0131s\u0131 uygulay\u0131n\u0131z, tercihen y\u00fcksek bas\u0131n\u00e7la<\/td>\nBurada so\u011futma s\u0131v\u0131s\u0131, ya\u011flama kadar \u0131s\u0131n\u0131n ve tala\u015f\u0131n uzakla\u015ft\u0131r\u0131lmas\u0131na da hizmet eder. Tak\u0131m i\u00e7inden verilen y\u00fcksek bas\u0131n\u00e7l\u0131 so\u011futma s\u0131v\u0131s\u0131 tala\u015f\u0131 tala\u015f y\u00fczeyinden kald\u0131r\u0131r ve yap\u0131\u015fma d\u00f6ng\u00fcs\u00fcn\u00fc k\u0131rar.<\/td>\n<\/tr>\n
Tak\u0131m\u0131n beklemesine asla izin vermeyiniz<\/td>\nTemas h\u00e2lindeki hareketsiz kenar, y\u00fczeyi deformasyonla sertle\u015ftirirken kendisi de a\u015f\u0131r\u0131 \u0131s\u0131n\u0131r. Hareketi ve kesmeyi s\u00fcrd\u00fcr\u00fcn\u00fcz; derin deliklerde tamamen geri \u00e7ekiniz (tala\u015f\u0131n tamamen bo\u015falt\u0131ld\u0131\u011f\u0131 kademeli delme uygulay\u0131n\u0131z).<\/td>\n<\/tr>\n
Rijitli\u011fi sa\u011flay\u0131n\u0131z<\/td>\nD\u00fc\u015f\u00fck mod\u00fcl, uzun tak\u0131m \u00e7\u0131k\u0131nt\u0131lar\u0131nda ve zay\u0131f ba\u011flamalarda titre\u015fime yol a\u00e7ar. Tak\u0131m \u00e7\u0131k\u0131nt\u0131s\u0131n\u0131 k\u0131salt\u0131n\u0131z, par\u00e7ay\u0131 destekleyiniz ve ayn\u0131 y\u00f6nl\u00fc frezeleme uygulay\u0131n\u0131z.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Ba\u015flang\u0131\u00e7 malzemesi, kesme davran\u0131\u015f\u0131n\u0131 belirler<\/h2>\n

Tak\u0131m \u00f6nerileri her yerdedir; malzeme taraf\u0131 g\u00f6z ard\u0131 edilir. \u0130kisi de “Grade 5” damgal\u0131 iki \u00e7ubuk \u00e7ok farkl\u0131 i\u015flenebilir ve sertifika, ilkini y\u00fcklemeden nedenini a\u00e7\u0131klar.<\/p>\n\n\n\n\n\n\n\n
Sipari\u015f alan\u0131<\/th>\nK\u0131lavuzun belirtti\u011fi durum<\/th>\n<\/tr>\n<\/thead>\n
Durum<\/td>\n\u00d6zellikle \u00e7\u00f6zeltiye alma ve ya\u015fland\u0131rma dayan\u0131m\u0131na ihtiya\u00e7 duymuyorsan\u0131z tala\u015fl\u0131 imalat i\u00e7in \u00e7ubu\u011fu tavlanm\u0131\u015f durumda sipari\u015f ediniz. Tavlanm\u0131\u015f Ti-6Al-4V daha \u00f6ng\u00f6r\u00fclebilir bi\u00e7imde i\u015flenir; malzeme sertifikas\u0131nda sertlik de\u011ferini talep ediniz.<\/td>\n<\/tr>\n
Oksijen i\u00e7eri\u011fi<\/td>\nOksijen bir arayer dayan\u0131m art\u0131r\u0131c\u0131s\u0131d\u0131r; daha y\u00fcksek oksijen, daha y\u00fcksek dayan\u0131m ve daha zor kesim demektir. Normal bir Grade 5 yakla\u015f\u0131k 0,18% oksijen i\u00e7erir; nedenlerden biri ELI (Grade 23)<\/a>, oksijen \u22640,13% ile s\u0131n\u0131rland\u0131\u011f\u0131nda, \u00e7o\u011fu zaman biraz daha kolay i\u015flenir. Okursan\u0131z bu de\u011feri test raporunda bulabilirsiniz.<\/td>\n<\/tr>\n
Do\u011frusall\u0131k ve y\u00fczey<\/td>\nOksit tufal\u0131, sert alfa tabakas\u0131 veya e\u011fri \u00e7ubuk, s\u00fcrekli kesmeyi kesintili kesmeye d\u00f6n\u00fc\u015ft\u00fcr\u00fcr; titanyum i\u015flemede kesici kenarlar kesintili kesmelerde k\u0131r\u0131l\u0131r. \u0130htiya\u00e7 duydu\u011funuz y\u00fczey durumunu ve tolerans\u0131 belirtiniz.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Tedarik ediyoruz Ti-6Al-4V (Grade 5) \u00e7ubuk<\/a> ve AMS 4928 \u00e7ubuk<\/a> tavlanm\u0131\u015f durumda ve malzeme sertifikalar\u0131yla, b\u00f6ylece at\u00f6lye sertli\u011fi, oksijeni ve d\u00f6k\u00fcm numaras\u0131n\u0131 par\u00e7a hurdaya \u00e7\u0131kt\u0131ktan sonra de\u011fil, ilk tala\u015ftan \u00f6nce bilir. Nihai \u015fekle yak\u0131n daha b\u00fcy\u00fck yar\u0131 mamuller i\u00e7in bak\u0131n\u0131z Grade 5 d\u00f6vme blok<\/a>.<\/p>\n

Bu \u00f6zellikler Ti-6Al-4V'nin tala\u015fl\u0131 imalat\u0131n\u0131 zorla\u015ft\u0131rd\u0131\u011f\u0131ndan, spesifikasyona g\u00f6re titanyum \u00e7ubuk sipari\u015f eden al\u0131c\u0131lar bazen bunu a\u015fa\u011f\u0131daki gibi \u00f6zel bir CNC tala\u015fl\u0131 imalat orta\u011f\u0131 taraf\u0131ndan bitmi\u015f par\u00e7alara tornalat\u0131r ve frezeletir Daxin CNC<\/a>.<\/p>\n

S\u0131k\u00e7a Sorulan Sorular<\/h2>\n
\n
\nTitanyum daha sert oldu\u011fu i\u00e7in mi \u00e7elikten daha zor i\u015flenir?<\/summary>\n

Hay\u0131r. Ti-6Al-4V \u00f6zellikle sert de\u011fildir. Zorlu\u011fu, \u0131s\u0131y\u0131 kesici kenarda hapsetmesi, tak\u0131ma kimyasal olarak yap\u0131\u015fmas\u0131 ve s\u00fcrt\u00fcnmeyle pekle\u015fmesinden kaynaklan\u0131r. Tek ba\u015f\u0131na sertlik de\u011feri bunu \u00f6ng\u00f6rmez.<\/p>\n<\/details>\n

\nTala\u015flar\u0131m neden alev al\u0131yor \/ kor h\u00e2linde parl\u0131yor?<\/summary>\n

\u0130nce titanyum tala\u015flar\u0131n\u0131n y\u00fczey alan\u0131 y\u00fcksektir ve kesme b\u00f6lgesi s\u0131cakt\u0131r. Yeterli ilerlemeyle tala\u015flar\u0131 iri tutunuz, so\u011futma s\u0131v\u0131s\u0131yla uzakla\u015ft\u0131r\u0131n\u0131z ve ince tala\u015flar\u0131n birikmesine izin vermeyiniz. Bu bir efsane de\u011fil, ger\u00e7ek bir i\u015fyeri temizlik ve d\u00fczen tehlikesidir.<\/p>\n<\/details>\n

\nGrade 2, Grade 5 gibi mi i\u015flenir?<\/summary>\n

Hay\u0131r. Ticari saf Grade 2 daha yumu\u015fak ve yap\u0131\u015fkand\u0131r ve farkl\u0131 bir hasar mekanizmas\u0131na sahiptir: sert tala\u015f olu\u015fturmak yerine s\u0131vanma ve y\u0131\u011f\u0131lma e\u011filimindedir. Grade 5 daha dayan\u0131ml\u0131d\u0131r ve tak\u0131mlar\u0131 daha fazla a\u015f\u0131nd\u0131r\u0131r. H\u0131zlar\u0131 ve ilerlemeleri kaliteye g\u00f6re ayarlay\u0131n\u0131z.<\/p>\n<\/details>\n

\nTala\u015fl\u0131 imalat i\u00e7in kesilmi\u015f ve uygun duruma getirilmi\u015f \u00e7ubuk tedarik edebilir misiniz?<\/summary>\n

Evet. Kaliteyi, durumu, tolerans\u0131 ve y\u00fczeyi, ayr\u0131ca ihtiyac\u0131n\u0131z olan belgeleri belirtiniz. Talep g\u00f6nderiniz<\/a> ve buna g\u00f6re teklif verece\u011fiz.<\/p>\n<\/details>\n<\/div>\n

<\/p>\n

Kaynaklar\u0131yla \u015fartname ayr\u0131nt\u0131lar\u0131<\/h2>\n

ASM Handbook tala\u015fl\u0131 imalat verileri, titanyumun tak\u0131m malzemelerine kimyasal yap\u0131\u015fmas\u0131n\u0131n ba\u015flang\u0131c\u0131n\u0131 yakla\u015f\u0131k 500 \u00b0C \u00fczerine, yani bu sayfada a\u00e7\u0131klanan kenar s\u0131cakl\u0131\u011f\u0131 b\u00f6lgesine yerle\u015ftirir. ASTM B348<\/a> Grade 5 i\u00e7in oksijeni a\u011f\u0131rl\u0131k\u00e7a y\u00fczde 0.20, Grade 23 i\u00e7in ise y\u00fczde 0.13 ile s\u0131n\u0131rlar; oksijen kesilen malzemeyi sertle\u015ftiren arayer elementi oldu\u011fundan bu iki sertifika sat\u0131r\u0131, \u00e7ubuk y\u00fcklenmeden \u00f6nce tala\u015fl\u0131 imalat davran\u0131\u015f\u0131n\u0131 \u00f6ng\u00f6r\u00fcr. AMS 4928, kapsad\u0131\u011f\u0131 \u00e7ubu\u011fu tavlanm\u0131\u015f durumda minimum 130 ksi \u00e7ekme dayan\u0131m\u0131yla tan\u0131mlar; bu sayfan\u0131n tala\u015fl\u0131 imalat i\u015fleri i\u00e7in sipari\u015f edilmesini \u00f6nerdi\u011fi durum budur.<\/p>\n

Beiyu Titanium supplies Ti-6Al-4V machining stock as round bar from 1 to 500 mm diameter in lengths to 6000 mm, released in one of the three mill conditions coded R, M or Y, with the condition and the heat chemistry, oxygen included, stated on the EN 10204 3.1 mill test certificate supplied with the order. For tolerance-critical stock, Beiyu’s published machining capability holds ground medical bar to a \u00b10.0127 mm diameter tolerance at Ra 0.8 micron, and that straight, scale-free bar condition is Beiyu’s answer to the interrupted-cut and hardened-skin problems described above.<\/p>\n

<\/p>\n

Teknik teklif talebi g\u00f6nderiniz<\/h2>\n

Ti-6Al-4V \u00e7ubuk tala\u015fl\u0131 imalat teklif taleplerinde kalite, \u00e7ap, durum, y\u00fczey kalitesi, tolerans, miktar ve i\u015fleme pay\u0131n\u0131 belirtiniz.<\/p>\n

Teklif talebi ayr\u0131nt\u0131lar\u0131n\u0131 g\u00f6nderiniz<\/a><\/p>\n<\/div>\n

\n

\u0130lgili titanyum rehberleri<\/h2>\n