Results 31 to 40 of about 47,924 (231)

3D modelling of Ti–6Al–4V linear friction welds [PDF]

open access: yes, 2016
Linear friction welding (LFW) is a solid-state joining process that significantly reduces manufacturing costs when fabricating Ti–6Al–4V aircraft components.
Buhr, Clement   +2 more
core   +2 more sources

Tribological Characterization of Commercial Pure Titanium Processed by Multi-Directional Forging [PDF]

open access: yesActa Metallurgica Sinica (English Letters), 2019
This work discusses tribological properties of commercial pure (CP) titanium processed by multi-directional forging (MDF) up to six passes at room temperature and 220 °C. For this purpose, wear test was conducted by dry sliding pin-on-disk method on the initial and ultrafine grained samples using different stress magnitudes of 1, 1.5 and 2 MPa.
I. Ansarian   +3 more
openaire   +1 more source

Microstructure evolution and mechanical properties of AZ80 magnesium alloy during high-pass multi-directional forging

open access: yesResults in Physics, 2018
Severe plastic deformation (SPD) was carried out on AZ80 alloy by high-pass multi-directional forging (MDF). Results showed that AZ80 alloy was effectively refined through MDF, and average grain size was refined to 0.73 µm after 24 passes of forging. Its
Jinlong Zhang   +5 more
doaj   +1 more source

Nanomaterials by severe plastic deformation: review of historical developments and recent advances

open access: yesMaterials Research Letters, 2022
Severe plastic deformation (SPD) is effective in producing bulk ultrafine-grained and nanostructured materials with large densities of lattice defects.
Kaveh Edalati   +48 more
doaj   +1 more source

Secure Routing in Wireless Mesh Networks [PDF]

open access: yes, 2011
Wireless mesh networks (WMNs) have emerged as a promising concept to meet the challenges in next-generation networks such as providing flexible, adaptive, and reconfigurable architecture while offering cost-effective solutions to the service providers ...
Sen, Jaydip
core   +3 more sources

Application of multi-directional forged titanium for prosthetic crown fabrication by CAD/CAM

open access: yesDental Materials Journal, 2021
Titanium are often used as dental materials, pure titanium present low strength and titanium alloy is reported poor biocompatibility, respectively. To overcome the problem, we fabricated high-strength multi-directional forged (MDF) titanium with improved mechanical properties without changing the chemical composition and evaluated its applicability in ...
Masateru, Anzai   +9 more
openaire   +3 more sources

Dynamic recrystallization mechanisms and twining evolution during hot deformation of Inconel 718 [PDF]

open access: yes, 2016
The hot deformation behavior of an IN718 superalloy was studied by isothermal compression tests under the deformation temperature range of 950–1100 °C and strain rate range of 0.001–1 s-1 up to true strains of 0.05, 0.2, 0.4 and 0.7.
Aghaie-Khafri, M.   +3 more
core   +2 more sources

Collaborative simulation method with spatiotemporal synchronization process control [PDF]

open access: yes, 2016
When designing a complex mechatronics system, such as high speed trains, it is relatively difficult to effectively simulate the entire system’s dynamic behaviors because it involves multi-disciplinary subsystems.
Ding, Guofu   +5 more
core   +1 more source

Microstructure Evolution of AZ80 Magnesium Alloy during Multi-Directional Forging Process

open access: yesMATERIALS TRANSACTIONS, 2014
Grain refinement of a magnesium alloy, AZ80, was studied in multi-directional forging (MDF) with decreasing temperatures from 683 to 573K. The MDF was carried out up to accumulative true strains of around 7 with changing the loading direction from pass to pass.
Qingfeng Zhu   +5 more
openaire   +2 more sources

Experimental study and numerical simulation of α lamellar globularization for TC21 titanium alloy during multidirectional forging

open access: yesMaterials Research Express, 2022
Evolution of microstructure and the globularization mechanism of α lamellar for TC21 titanium alloy during multi-directional forging (MDF) were analyzed with the help of OM, SEM, EDS and TEM techniques, FE simulation was also used to observe the above ...
Cheng Tao   +5 more
doaj   +1 more source

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