effect of ecap on the microstructure and mechanical

effect of ecap on the microstructure and mechanical

Microstructure and mechanical properties of Al-7075

In order to examine the combined effect of plastic deformation and aging process, the Al 7075 alloy was subjected to equal channel angular pressing (ECAP) deformation by route BC in various ECAP and aging conditions:pre-ECAP aging, post-ECAP aging and dynamic aging during ECAP at 393 K and 423 K. Followed by ECAP and aging treatment, Vickers microhardness and tensile test were performed

Microstructure and mechanical properties of Al-7075

In order to examine the combined effect of plastic deformation and aging process, the Al 7075 alloy was subjected to equal channel angular pressing (ECAP) deformation by route BC in various ECAP and aging conditions:pre-ECAP aging, post-ECAP aging and dynamic aging during ECAP at 393 K and 423 K. Followed by ECAP and aging treatment, Vickers microhardness and tensile test were performed (PDF) Effect of ECAP on microstructure and mechanical Effect of ECAP on microstructure and mechanical properties of Cu-14Fe microcomposite alloy View the table of contents for this issue, or go to the journal homepage for more 2014 IOP Conf. Ser.:Mater.

(PDF) Effects of ECAP and Annealing Treatment on the

investigated the effect of ECAP on microstructure and mechanical pr operties of Mg-Y-RE-Zr alloy, who revealed that the rst pass of ECAP process in grain renement is more ef cient than Annealing effect on microstructure and mechanical AbstractCu-7%Al alloy subjected to equal channel angular pressing at cryogenic temperature with liquid nitrogen cooling (Cryo-ECAP)was treated by annealing. The microstructure and mechanical properties of Cu-7%Al alloy before and after annealing were investigated. It shows that a large number of annealing twins formed in Cu-7%Al alloy subjected to Cryo-ECAP.

ECAP effects on microstructure and mechanical behavior

Request PDF On May 4, 2020, Aqeel Abbas and others published ECAP effects on microstructure and mechanical behavior of annealed WS 2 /AZ91 metal matrix composite Find, read and cite all the ECAP effects on microstructure and mechanical behavior Request PDF On May 4, 2020, Aqeel Abbas and others published ECAP effects on microstructure and mechanical behavior of annealed WS 2 /AZ91 metal matrix composite Find, read and cite all the

ECAP effects on microstructure and mechanical behavior of

Sep 15, 2020 · ECAP effects on microstructure and mechanical behavior of WS 2 /AZ91 MMCs have been investigated. The relation between number of passes and strength has been established. The investigations reveal that 4pass-WS 2 /AZ91 exhibits maximum hardness and ultimate tensile strength. Effect of ECAP Prior to Aging on Microstructure Microstructure, precipitation behaviour and mechanical properties of an Al-5.64Cu-0.33Mn-0.23Mg-0.14Zr-0.11Ti (in wt. %) alloy subjected to thermomechanical processing (TMP) involving equal-channel angular pressing (ECAP) at ambient temperature to total strains () of ~1 and ~2 followed by aging at 180°C for 0-28 h have been investigated and compared with conventional aging at the same

Effect of ECAP on microstructure and mechanical

Effect of ECAP on microstructure and mechanical properties of Cu-14Fe microcomposite alloy N D Stepanov a, A N Kozin, G A Salishcheva N E Khlebova b, V I Pantsyrny aLaboratory of Bulk Nanostructured Materials, Belgorod State University, 85 Pobeda Str., Belgorod, 803015, Russia Effect of ECAP on microstructure and mechanical Effect of ECAP on microstructure and mechanical properties of cast AZ91 magnesium alloy C W Chung, R G Ding, Y L Chiu et al.-Effect of deformation route on the development of low CN Fe-20%Cr alloy by Equal Channel Angular Pressing Muhammad Rifai, Hiroyuki Miyamoto and Hiroshi Fujiwara-Effect of large plastic deformation on microstructure and

Effect of ECAP on microstructure and mechanical properties

Jun 25, 2010 · A ZE41 alloy was processed by equal channel angular pressing (ECAP) at 320 °C and its microstructure and tensile properties were evaluated. It has been observed that the ECAP refines both the grains and precipitates, thus modifying the strength and ductility of the alloy. Effect of ECAP on the Microstructure and Mechanical A fine-grained Mg-2Y-0.6Nd-0.6Zr alloy was processed by bar-rolling and equal-channel angular pressing (ECAP). The effect of ECAP on the microstructure and mechanical properties of rolled Mg-2Y-0.6Nd-0.6Zr alloy was investigated by optical microscopy, scanning electron microscopy, electron backscattered diffraction and a room temperature tensile test.

Effect of ECAP on the Microstructure and Mechanical

A fine-grained Mg-2Y-0.6Nd-0.6Zr alloy was processed by bar-rolling and equal-channel angular pressing (ECAP). The effect of ECAP on the microstructure and mechanical properties of rolled Mg-2Y-0.6Nd-0.6Zr alloy was investigated by optical microscopy, scanning electron microscopy, electron backscattered diffraction and a room temperature tensile test. Effect of ECAP on the microstructure and mechanical Jun 12, 2010 · A high-Mg2Si content Al alloy was extruded by equal channel angular pressing (ECAP) for 8 passes at 250 °C and an ultrafine-grained structure with an average grain size of about 1.5 m was achieved. The coarse skeleton-shaped Mg2Si phase presenting in the as-cast alloy are significantly fragmented into fine rod-shaped as well as equiaxed particles mostly less than about 230 nm and

Effect of ECAP process on the Microstructure and

Jan 01, 2018 · The effect of ECAP on the microstructure and mechanical properties of Al6061 âGr composites were evaluated. After ECAP process, the sizes of the reinforcement particles are not changed but they were distributed uniformly in the matrix. In addition, a significant reduction in the grain size of the matrix alloy was observed. Effect of ECAP temperature on microstructure and AbstractThe effect of equal channel angular pressing (ECAP) at different temperatures (room temperature, 120, 150 and 180°C) on microstructure and mechanical properties of Al-7075 solid solution alloy was investigated. Microstructure of the specimens was examined using orientation imaging microscopy, transmission electron microscopy as well as

Effect of ECAP temperature on precipitation and

May 21, 2018 · The effect of equal-channel angular pressing (ECAP) at various temperatures (310, 330, and 350 °C) on precipitations and strengthening mechanisms of Mg9Al1Si alloys was investigated. The results indicated that the average grain size decreased gradually with decreasing of ECAP temperature. Effect of Equal Channel Angular Pressing (ECAP) on Apr 03, 2014 · :Effect of Equal Channel Angular Pressing (ECAP) on Hardness and Microstructure of Pure Aluminum . age-hardenable. Because of the widespread use of Aluminum and its alloys, it is important to enhance their mechanical properties for better application. Figure 1. Schematic diagram of ECAP. 2. Experimental

Effect of Equal Channel Angular Pressing (ECAP) on

Apr 03, 2014 · Bulk ultra-fine grained (UFG) materials can be obtained by equal channel angular pressing (ECAP) process. Microstructure reveals that ECA pressing produces ultrafine grains. The improvement in mechanical properties is mainly attributed to both refined microstructure and high density of dislocations that may occur during ECAP. Effect of Equal Channel Angular Pressing (ECAP) on ball milling. This study aims to evaluate the effect of processing by ECAP on microstructure and mechanical properties of this composite. The effect of different parameters during ECAP process such as temperature, processing route and number of passes is evaluated. 2. Experimental Procedure The composites were prepared by mixing powders of

Effect of Equal Channel Angular Pressing (ECAP) on

ball milling. This study aims to evaluate the effect of processing by ECAP on microstructure and mechanical properties of this composite. The effect of different parameters during ECAP process such as temperature, processing route and number of passes is evaluated. 2. Experimental Procedure The composites were prepared by mixing powders of Effect of Equal Channel Angular Pressing on Microstructure In this experiment, comparison analysis of mechanical properties, porosity and grain size of Pure Al (powder), 95%AL + 5% B4C (With sand casting method) and 95%AL + 5% B4C (With ECAP method) are determined. The ECAP method value is much greater than the sand casting method,because of metal matrix composite microstructure refinement during the pressing operation.

Effect of Initial Microstructure on Phase Precipitation

Phase precipitation and mechanical properties of TC21 titanium alloy with two different initial microstructures during heat treatment were determined. Result indicated that compared with coarse microstructure alloy, fine microstructure alloy developed finer microstructure, more unstable and 2 precipitates with much smaller size and lower volume fraction, and obtained better mechanical Effect of equal channel angular pressing (ECAP) on the May 15, 2019 · Among these, equal channel angular pressing (ECAP) is a better technique for reasonable size specimen with larger dimension [ [7], [8], [9], [10] ]. This technique has consistently led to refined microstructure in bulk material, and hence, significantly improved mechanical properties [ 11 ].

Effect of route B C -ECAP on microstructural evolution and

In this study, the microstructure, tensile properties, and the fracture behavior of hypereutectic A390 aluminum alloy produced by route BC of equal channel angular pressing (ECAP) were investigated. Microstructural observations showed that the microstructure of the A390 alloy was considerably improved by the ECAP. After the fourth pass, most of the primary silicon particles (PSPs) and coarse PAPER OPEN ACCESS Effect of ECAP die angle to the In this study, the effect of die angle on the microstructure and mechanical properties of industrial aluminium alloy AA6061 produced by severe plastic deformation (SPD) through equal channel angular pressing (ECAP) is examined. The objectives of the present investigation are to

THE EFFECT OF ECAP AND SUBSEQUENT POST-ECAP

The effect of equal channel angular pressing (ECAP) and post-ECAP heat treatment on microstructure and mechanical properties of AlSi7Mg0.3 alloy was investigated. The pre-ECAP heat treatment (annealing at 550 °C for 4 hours, water quenching and annealing at 250 °C for The Effect of ECAP Deformation Route on The effect of the deformation route on the microstructure, and the mechanical and electrochemi-cal properties of low CN Fe-20%Cr alloy by equal channel angular pressing, have been investigated focusing on the anisotropy of the microstructure. This alloy was pressed at 423 K from one, two

The Effect of ECAP Deformation Route on

The effect of the deformation route on the microstructure, and the mechanical and electrochemi-cal properties of low CN Fe-20%Cr alloy by equal channel angular pressing, have been investigated focusing on the anisotropy of the microstructure. This alloy was pressed at 423 K from one, two The Effect of ECAP Temperature on the Microstructure and Deformation of an as-rolled rare earth Mg-2Y-0.6Nd-0.6Zr alloy, at different temperatures, was carried out along the BC (90° anticlockwise rotation of the samples after each ECAP pass) route by equal channel angular pressing (ECAP). The effects of the deformation temperature and the predeformation on the microstructure of the magnesium alloy were determined by the microstructure examination.

The Effect of ECAP Temperature on the Microstructure and

The Effect of ECAP Temperature on the Microstructure and Properties of a Rolled Rare Earth Magnesium Alloy. route by equal channel angular pressing (ECAP). Kim W., Hong S., Kim Y., Min S., Jeong H., Lee J. Texture development and its effect on mechanical properties of an AZ61 Mg alloy fabricated by equal channel angular pressing. Acta The Effect of Equal-Channel Angular Pressing on Abstract:The e ect of equal channel angular pressing (ECAP) on the microstructure, texture, mechanical properties, and corrosion resistance of the alloys Mg-6.0%Ag and Mg-10.0%Gd was studied. It was shown that ECAP leads to grain renement of the alloys down to the average grain size of 23 m and 12 m, respectively.

The effects of combined cyclic close die forging and aging

Nazari, F, Honarpisheh, M and, Zhao, H. Effect of stress relief annealing on microstructure, mechanical properties, and residual stress of a copper sheet in the constrained groove pressing process. Int J Adv Manuf Technol 2019 ; 102:4361 4370 . Effect of ECAP on microstructure, mechanical and Jan 01, 2020 · Significant enhancement in mechanical strength and hardness of processed Al and brass alloys along with limited decrease in plasticity can be achieved due to the effect of grain refinement and strain hardening of ECAP process. The microstructure and the mechanical properties of ECAP deformed Al and brass alloys can be developed greatly using many parameters such as the number

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