نتایج جستجو برای: duplex stainless steel and x

تعداد نتایج: 16952122  

2015
Wenquan Zhang Jinzhong Lu Kaiyu Luo Hugo F. Lopez

The effects of different laser shock peening (LSP) impacts on the three-dimensional displayed distributions of surface and in-depth residual stress at a laser spot of AISI 304 stainless steel were investigated by X-ray diffraction technology with the sin2φ method and MATLAB 2010a software. Microstructural evolution in the top surface subjected to multiple LSP impacts was presented by means of c...

Journal: :American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics 2008
Lorenzo Franchi Tiziano Baccetti Matteo Camporesi Ersilia Barbato

INTRODUCTION The aim of this study was to evaluate the frictional forces generated by 4 types of passive stainless steel self-ligating brackets (SLBs) and by nonconventional elastomeric ligatures (NCEL) and conventional elastomeric ligatures (CEL) during sliding mechanics. METHODS An experimental model consisting of 5 aligned stainless steel 0.022-in brackets was used to assess frictional for...

Journal: :nanomedicine journal 0
peyman mahmoudi hashemi biomaterial group, faculty of new sciences and technologies, semnan university, semnan, iranسازمان اصلی تایید شده: دانشگاه سمنان (semnan university) ehsan borhani nano-materials group, faculty of new sciences and technologies, semnan university, semnan, iranسازمان اصلی تایید شده: دانشگاه سمنان (semnan university) mohammad sadegh nourbakhsh faculty of metallurgical and materials engineering, semnan university, semnan, iranسازمان اصلی تایید شده: دانشگاه سمنان (semnan university)

over the last two decades, many researchers have developed a variety of stainless steel-based medical implant types,taking full advantage of nanostructuring technologies. in this paper the application, fabrication and development of nanostructured stainless steel based materials with new composition for medical implants will be discussed. it is well established that application of severe plasti...

Journal: :QUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY 2019

Journal: :Acta Metallurgica Sinica (English Letters) 2015

M. Golzar Shahri, M. Salehi S. R. Hosseini

The mechanical properties and microstructural developments of 321 stainless steel during thermomechanical process were investigated. The repetitive cold rolling and subsequent annealing were conducted to achieve nanocrystalline structure in an AISI 321 stainless steel. Heavily cold rolling at −20°C was conducted to form martensite in metastable austenitic steel. The process was followed by anne...

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