نتایج جستجو برای: 6al
تعداد نتایج: 3078 فیلتر نتایج به سال:
Titanium and its alloys are amongst the most important metallic materials used by many industries, such as those pertaining to aerospace, automotive, biomedical sectors. This is due reliability functionality of titanium components, in addition their high strength-to-weight ratio corrosion resistance. Thus, great importance challenging operations these The manufacturing requires accuracy ensure ...
The anodization of titanium has been an excellent option for protecting and its alloys from corrosive environments such as acids chloride systems, by generating a homogenous oxide layer. objective the current investigation was to evaluate electrochemical corrosion behavior Ti-6Al-2Sn-4Zr-2Mo Ti-6Al-4V anodized in 1M H2SO4 H3PO4 solutions at density 2.5 × 10–3 A/cm2. anodization’s characterizati...
در پژوهش حاضر، رفتار خستگی آلیاژ ti-6al-4v برای نمونه های صاف و شیاردار بررسی شده است. آزمایش خستگی در نمونه های شیاردار ، برای دو نوع مختلف شیار با فاکتور تمرکز تنش 6/3 و 1/4 صورت گرفت. علاوه بر این رفتار خستگی میلگردهایی با قطرهای مختلف که دارای استحکام کششی متفاوت بوده اند، بررسی شد. سیستم بارگذاری در این آزمایش ها با استفاده از دستگاه خستگی چرخشی-خمشی و در نسبت تنشی r=-1 بوده است. م...
The production of customized Ti-6Al-4V ELI dental implants by electron beam melting technology makes it possible to mass produce customized dental implants which introduce a porous surface to promote better osseointegration. By fabricating the root-form implant and the abutment as one piece, the authors expect to eliminate fracturing at the abutment screw and prosthetic screw. This paper descri...
Measurement of the reversible hydrogen storage capacity of milligram Ti–6Al–4V alloy samples with temperature programmed desorption and volumetric techniques Jeff L. Blackburn a,∗, Philip A. Parilla a, Thomas Gennett b, Katherine E. Hurst c, Anne C. Dillon a, Michael J. Heben a a National Renewable Energy Laboratory, 1617 Cole Blvd, Golden, CO 80401, USA b Chemistry Department, Rochester Instit...
در حال حاضر مواد خاص نظیر تیتانیوم و آلیاژهای آن کاربرد روز افزونی در صنایع مختلف پیدا کرده است. در این مطالعه ابتدا آلیاژ ti– 6al–4v با توجه به کاربرد آن در صنایع، بالاخص صنایع هوافضا مورد مطالعه قرار گرفت. در ادامه ترکیب بین فلزی (ti al)- ? به دلیل برخی خواص ویژه آن نسبت به آلیاژ ti– 6al–4v که بحث جایگزینی آلیاژهای مشابه تیتانیوم با این ترکیب بین فلزی را مطرح کرده است مورد مطالعه قرار گرفت. ...
Biological fixation of uncemented endosseous implants requires the apposition of bone onto implant’s surface in a process named osseointegration [1]. The present study examined bone tissue response to Ti-6Al-4V alloy implanted into the rat femurs over a long time range (3 days to 6 months). The progression of implants fixation in the cancellous bone of distal epiphysis and within the medullary ...
A recently developed ultra-hard boride-based material, AlMgB14, has been fabricated into a standard cutting tool geometry (TPG-222) and tested using single-point turning of Ti-6Al-4V. The initial testing was conducted to compare this new cutting tool’s performance relative to a WC-Co cutting tool. During the tests the boride-based inserts suffered catastrophic failure for a wide range of cuttin...
A novel ?+? titanium alloy with multi-alloying addition was designed based on the cluster formula 12[Al-Ti12](AlTi2)+5[Al-Ti14](AlV12Mo06Nb02) which derived from Ti-6Al-4V. The nominal composition of this determined as Ti-6.83Al-2.28V-2.14Mo-0.69Nb-6.79Zr. In study, and Ti-6Al-4V samples were prepared by laser additive manufacturing. microstructure, micro-hardness, room/high temperature tensile...
Work supported by the Office of Energy Research, Office of Basic Energy Sciences, Materials Sciences Division of the U.S. Department of Energy under Contract No. DE-AC03-76SF00098 (for studies on ceramics and γ-TiAl), the U.S. Air Force Office of Scientific Research under Grant No. F49620-96-1-0478 under the auspices of the Multidisciplinary University Research Initiative on High Cycle Fatigue ...
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