Results 31 to 40 of about 734 (192)

Changes of Microstructures and Mechanical Properties in Commercially Pure Titanium after Different Cycles of Proposed Multi-Directional Forging [PDF]

open access: yesMetals, 2019
A newly proposed multi-directional forging (MDF) was successfully applied to a commercially pure titanium (CP Ti). Severe plastic deformation would result in significant and complex changes of microstructure and mechanical properties, so microstructure ...
Zhanguang Zheng   +4 more
doaj   +2 more sources

Simulation and experimental study on microstructure evolution of 5CrNiMoV steel during multi-directional non-isothermal forging [PDF]

open access: yesMaterials Research Express, 2020
Microstructure evolution during the hot forming shows a significant impact on material’s mechanical properties. To explore the deformation characteristics of 5CrNiMoV steel, numerical simulation and microscopic phase-field simulation of the multi ...
Zhiqiang Hu, Kaikun Wang, Li Yang
doaj   +2 more sources

Microstructural evolution of Mg-7Al-2Sn Mg alloy during multi-directional impact forging [PDF]

open access: yesJournal of Magnesium and Alloys, 2015
Multi-directional impact forging (MDIF) was applied to a Mg-7Al-2Sn (wt.%) Mg alloy to investigate its effect on the microstructural evolution. MDIF process exhibited high grain refinement efficiency.
M.G. Jiang, H. Yan, L. Gao, R.S. Chen
doaj   +2 more sources

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

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   +2 more sources

Improved corrosion resistance and mechanical properties of biodegradable Mg–4Zn–xSr alloys: effects of heat treatment, Sr additions, and multi-directional forging

open access: yesJournal of Materials Research and Technology, 2022
The effects of Sr additions, heat treatment (T4 and T6), and multi-directional forging on the microstructural evolution, mechanical properties and biodegradability of Mg–4Zn–xSr alloys were investigated.
Ehsan Gerashi   +2 more
doaj   +3 more sources

Microstructure, Texture and Mechanical Properties of Magnesium Alloys Processed by Multi-Directional Forging: A Review [PDF]

open access: yesApplied Sciences
Magnesium (Mg) and its alloys are currently the lightest structural metals in engineering applications, widely used in aerospace, defense technology, transportation and electronic 3C fields.
Jiaxuan Zhu, Huidong Zhi, Zhaoming Yan
doaj   +2 more sources

Influence of temperature and cumulative strain on microstructure and mechanical properties of multi-directional forged Mg-Gd-Y-Zn-Zr alloy [PDF]

open access: yesJournal of Materials Research and Technology
The multidirectional forging (MDF) experiments of Mg-Gd-Y-Zn-Zr alloy were performed. The effects of temperature and cumulative strain on microstructure and mechanical properties of multi-directional forged Mg-Gd-Y-Zn-Zr alloy were studied.
Xiangsheng Xia   +4 more
doaj   +2 more sources

The Role of Long Period Stacking Ordered Phase in Dynamic Recrystallization of a Mg-Gd-Y-Zn-Zr Alloy during Multi-Directional Forging Process. [PDF]

open access: yesMaterials (Basel), 2020
The Mg–Gd–Y–Zn–Zr alloy containing a long period stacking ordered (LPSO) phase was subjected to multi-pass deformation by means of a multi-directional forging process, and the microstructure evolution and the influence of the LPSO
Liu H   +6 more
europepmc   +2 more sources

Miniaturised experimental simulation and combined modelling of open-die forging of Ti-6Al-4V titanium alloy [PDF]

open access: yesJournal of Materials Research and Technology
This study demonstrates the application of a new experimental technique for laboratory-scale simulation of the open-die forging process, known as cogging, an intermediate hot-working process necessary to design an optimised microstructure in the advanced
David Connolly   +4 more
doaj   +5 more sources

Numerical Investigation on the Strain Evolution of Ti-6Al-4V Alloy during Multi-directional Forging at Elevated Temperatures [PDF]

open access: yesHigh Temperature Materials and Processes, 2018
Multi-directional forging (MDF) is one of the most promising severe plastic deformation (SPD) methods used in fabricating large-scale bulk metal materials with ultra-fine grains (UFG). A finite element model for MDF is developed to investigate the strain
Yan Chenkan, Shen Jun, Lin Peng
doaj   +2 more sources

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