Results 71 to 80 of about 468 (197)

Electropulsing to assist conventional manufacturing processes

open access: yes, 2023
This thesis presents a study on the variation of the mechanical properties of some materials. These variations are registered for processes as bottom bending, wire drawing or round turning, which are performed under high density electropulses. This research implied the study of several issues related to the manufacturing processes and the electric ...
openaire   +4 more sources

Effect of Electropulsing on Grain Refinement of a Medium Carbon Low Alloy Steel

open access: yes, 2010
Electropulsing at room temperature was applied to a medium carbon low alloy steel 30CrMo with varying peak voltage and current. The results showed that the pearlite colony in the specimen treated with electropulsing was smaller than that without ...
Wen Peng Yu, Rong Shan Qin, Kai Ming Wu
core   +1 more source

Extraordinary ductility enhancement of Mg-Nd-Zn-Zr alloy achieved by electropulsing treatment

open access: yesJournal of Magnesium and Alloys
Mg-Nd-Zn-Zr (JDBM) alloy was studied as a candidate for biodegradable implant material because of its moderate mechanical properties, good biocompatibility, and favorable uniform degradation behavior.
Xiang Wang   +5 more
doaj   +1 more source

Enhanced kinetics of microstructural evolution in Ti–6Al–4V through electropulsing treatment

open access: yesJournal of Materials Research and Technology, 2023
The post-processing of Ti–6Al–4V, which has traditionally been conducted using furnace heat treatment (FHT), is crucial to attaining the optimum microstructure and mechanical performance.
Minseob Kim   +6 more
doaj   +1 more source

Dynamic electropulsing induced phase transformations and their effects on single point diamond turning of AZ91 alloy

open access: yes, 2012
The effects of dynamic electropulsing on microstructure changes and phase transformations of a rolled Mg-9Al-1Zn alloy were studied by using optical microscopy, X-ray diffraction, back-scattered scanning microscopy and transmission electron microscopy ...
Wang, H   +4 more
core   +1 more source

Effect of Electropulsing on Recrystallization of Fe-3%Si Alloy Strip

open access: yes, 2010
Recrystallization and microstructural changes of an electropulsing treated (EPT) Fe-3%Si alloy strip were studied using optical microscopy and electron backscattering diffraction (EBSD) techniques.
Xu Qing   +4 more
core   +1 more source

Development of Electropulsing Treatment Device Based on Capacitor Energy Storage and Discharge

open access: yes, 2010
A practical electropulsing treatment device has been developed based on capacitor energy storage and discharge technology. The device was controlled by a pair of charge and discharge switches which close in turn to produce high density electropulsing ...
Jian Yi Zheng, Wen He, Run Jie Shen
core   +1 more source

Retain the austenite via diffusion control under electropulsing to improve the mechanical properties of the AISI 420 stainless steel

open access: yesJournal of Materials Research and Technology
Retained austenite (RA) can efficiently increase the plasticity of steel with high tensile strength. In this work, electropulsing was used to improve the mechanical properties of the steel by stabilizing RA.
Xingguo Fu   +7 more
doaj   +1 more source

Observation and Analysis of Metallic Interface Bridging and Self-Healing Under Electromagnetic Shocking Treatment

open access: yesMetals
While self-healing of metals and alloys facilitated by electromagnetic pulse (EMP) energy introduced by electropulsing has been widely reported, the in-depth mechanism is still ambiguous.
Qian Sun   +4 more
doaj   +1 more source

Effects of electropulsing on the microstructure evolution of 316L stainless steel

open access: yes, 2014
Thermal crack initiation and pitting corrosion are frequently caused by the formation of the secondary phases such as sigma phase, delta-ferrite phase, carbides and secondary austenite phase in steel.
Lu, Wen Jun, Qin, Rong Shan
core   +1 more source

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