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Study on Hot Deformation Behavior of 7085 Aluminum

Compression test was carried out and the true stress-strain curves were obtained from the hot compression of 7085 alloy.A numerical simulation on the deformation behavior of 7085 aluminum alloy during the backward extrusion was also performed by finite element method.The results show that dynamic recrystallization occurs in the hot compression of 7085 alloy and the peak stress reachesStudy of Static Recrystallization Behaviors of GCr15 Steel Dec 19,2014 Recrystallization Behavior During Warm Compression of#0183;In order to study the static recrystallization behavior of GCr15 steel during hot deformation process,two-pass hot compression experiments were conducted on Gleeble-3500 thermo-simulation system at the test temperatures from 850 to 1150 Recrystallization Behavior During Warm Compression of#176;C strain rate from 0.01 to 1 s1,strain from 0.05 to 0.15 and inter-stage delay time from 1 to 100 s,respectively.The effects of temperature,strain Study of Static Recrystallization Behaviors of GCr15 Steel Dec 19,2014 Recrystallization Behavior During Warm Compression of#0183;In order to study the static recrystallization behavior of GCr15 steel during hot deformation process,two-pass hot compression experiments were conducted on Gleeble-3500 thermo-simulation system at the test temperatures from 850 to 1150 Recrystallization Behavior During Warm Compression of#176;C strain rate from 0.01 to 1 s1,strain from 0.05 to 0.15 and inter-stage delay time from 1 to 100 s,respectively.

Special Issue Dynamic Recrystallization Behavior of

The occurrence of dynamic recrystallization (DRX) and its effect on the evolution of texture during uniaxial compression of a creep-resistant cast Mg-4Al-2Ba-2Ca alloy in the temperature range of 260500 Recrystallization Behavior During Warm Compression of#176;C and strain rate range of 0.000310 s 1 has been studied using transmission electron microscopy and electron backscatter diffraction Some results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456NextResearch Article Dynamic Recrystallization Behavior of Dynamic Recrystallization Behavior of TA15 Titanium Alloy under Isothermal Compression during Hot Deformation YuanxinLuo,YuqingHeng,YongqinWang,andXingchunYan State Key Lab of Mechanical Transmission,Chongqing University,Chongqing ,China Correspondence should be addressed to Yuanxin Luo; [email protected]

Recrystallization Behavior During Warm Compression of

Recrystallization Behavior During Warm Compression of Martensite Steels.By Pingguang Xu and Yo Tomota.Submitted April 15th 2011 Reviewed September 23rd 2011 Published March 7thRecrystallization Behavior During Warm Compression of Recrystallization Behavior During Warm Compression of Martensite Steels 91 compressed without any pre-tempering,ultrafine equiaxed grains (marked by white arrow) predominate the SEM microstructure while some elongated grains (marked by gray arrow) related to recovery can be also found.Recrystallization Behavior During Warm Compression of Recrystallization Behavior During Warm Compression of Martensite Steels 89 0.41Si-0.014P-0.004S-0.01Cu-0.027Al-0.028N).The transformation temperatures measured by

Recrystallization - University of Pittsburgh

Mar 29,1999 Recrystallization Behavior During Warm Compression of#0183;Recrystallization is the most important method of purifying nonvolatile organic solids.Recrystallization involves dissolving the material to be purified (the solute) in an appropriate hot solvent.As the solvent cools,the solution becomes saturated with the solute and the solute crystallizes out (reforms a solid).Modeling and Simulation of Dynamic Recrystallization In this study,single hot compression tests are performed at temperatures between 1000 and 1300 Recrystallization Behavior During Warm Compression of#176;C with strain rates between 0.01 and 15 s 1 to investigate dynamic recrystallization behavior of a 15V38 steel.Critical strains for initiation of dynamic recrystallization and peak strains are identified through the analysis of work hardening Microstructure evolution and dynamic recrystallization The flow behavior of a powder metallurgy (P/M) Ti-22Al-25Nb alloy during hot compression tests has been investigated at a strain rate of 0.01 s{sup 1} and a temperature range of 9801100 Recrystallization Behavior During Warm Compression of#176;C up to various true strains from 0.1 to 0.9.The effects of deformation temperature and strain on

Microstructural Evolution and Dynamic Recrystallization

In this paper,the hot deformation behavior of a TNM TiAlbased alloy (Ti44.45Al3.80Nb1.01Mo0.29Si0.14B) is investigated via isothermal compression tests.The experimental results demonstrate that the critical strain for dynamic recrystallization gradually decreases with increasing deformation temperature.Hot deformation behavior of 2026 aluminum alloy during Jan 15,2010 Recrystallization Behavior During Warm Compression of#0183;A series of typical true stresstrue strain curves obtained during hot compression of 2026 aluminum alloy at strain rate of 0.0110 s 1 and deformation temperature 300450 Recrystallization Behavior During Warm Compression of#176;C are shown in Fig.1.It can been found that the true stresstrue strain curves exhibit a peak stress at critical strain,after which the flow stresses decrease monotonically until high strains,showing a Hot Deformation Behavior of Cu-2.7Be Alloy during The hot deformation behavior of Cu-2.7Be alloy was studied through isothermal hot compression experiments under various temperature and strain rate conditions.To predict and investigate the flow stress behavior,modified JohnsonCook,Arrhenius-type,and artificial neural network models were used.The predictabilities of the models were assessed considering the parameters of average

Hot Deformation Behavior and Dynamic Recrystallization

Nov 20,2020 Recrystallization Behavior During Warm Compression of#0183;Hightemperature compression deformation behavior of the Inconel 625 alloy is investigated using hot compression tests.The results regarding the flow behaviors and hot processing map indicate that the optimum condition for plastic deformation is determined to be at temperatures higher that 1050 Recrystallization Behavior During Warm Compression of#176;C and strain rate from 1 to 10 s 1.Herein,the hot compression microstructureFlow Behavior and Microstructural Evolution ofUnderstanding flow and recrystallization behavior is critical for optimizing forge and annealing practices to meet these requirements.Frictionless uniaxial compression testing characteristic of hot working was performed on INCOLOY Recrystallization Behavior During Warm Compression of945,a newly developed hybrid of alloys 718 and 925,to study flow and recrystallization behavior and kineticsDynamic recrystallization behavior of AZ31-0.5CaAug 05,2019 Recrystallization Behavior During Warm Compression of#0183;The kinetics of dynamic recrystallization (DRX) of AZ31-0.5Ca magnesium alloy during warm rolling was studied.Isothermal compression tests were employed to evaluate the DRX in AZ31-0.5Ca.The results suggested the increase in fraction of DRXed grains as Zener-Hollomon parameter decreased,and the DRX started in earlier stages of the deformation.

Dynamic Recrystallization Kinetics of 690 Alloy During

Hot compression tests of double-cone samples were conducted for 690 alloy to study the kinetic behavior of the complete dynamic recrystallization (DRX) process under low deformation temperatures from 960 to 1080 Recrystallization Behavior During Warm Compression of#176;C.The microstructure of 82 points in the vertical section of every deformed sample was quantitatively analyzed to determine the DRX fraction.Dynamic Recrystallization Behavior of Ti22Al25Nb Alloy Nov 01,2016 Recrystallization Behavior During Warm Compression of#0183;Dynamic Recrystallization Behavior of Ti22Al25Nb Alloy during Hot Isothermal Deformation Dynamic Recrystallization Behavior of Ti22Al25Nb Alloy during Hot Isothermal Deformation Zhang,Jingli; Guo,Hongzhen; Liang,Houquan 2016-11-01 00:00:00 Abstract Dynamic recrystallization (DRX) of Ti22Al25Nb alloy has been investigated based on the analysis of hot compressionDynamic Recrystallization Behavior of Ti22Al25Nb Alloy Dynamic recrystallization (DRX) of Ti22Al25Nb alloy has been investigated based on the analysis of hot compression experimental data in this paper.The true stress-strain curves of Ti22Al25Nb can be divided into two types the single-peak conventional dynamic recrystallization (CDRX) curves and the multi-peak discontinuous dynamic recrystallization (DDRX) curves.

Dynamic Recrystallization Behavior of TA15 Titanium Alloy

The true stress-strain curves displayed that the work-hardening and softening mechanism vary with strain rate and deformation temperature,which showed that the flow behavior is the conclusion of the dynamic recrystallization and dynamic recovery against work-hardening in isothermal hot compression tests of TA15 titanium alloy.Dynamic Recrystallization Behavior of Mg-8Gd-0.5Zr Alloy Dynamic Recrystallization Behavior of Mg-8Gd-0.5Zr Alloy During Hot Compression Deformation ZHU Limin 1,2,LI Quanan 1,2,CHEN Xiaoya 1,3,ZHANG Qing 1,2,WANG Songbo 1,ZHANG Shuai 1 1 School of Materials Science and Engineering,Henan University of Science and Technology,Luoyang 471023 2 Collaborative Innovation Center of Nonferrous Metal,Henan Province,Luoyang 471023 3Dynamic Recrystallization Behavior of GH4586 Superalloy Compression test for GH4586 superalloy was carried out at 1273 K and 1373 K with stain from 20% to 60%.The characteristics of dynamic recrystallization were investigated by confocal laser scanning microscope,TEM and EBSD.It was found that at 1273 K dynamic recrystallization mainly took place along preexisting grain boundaries creating a necklace structure.

Deformation and recrystallization behavior during hot

The deformation and dynamic recrystallization behavior of Waspaloy-ingot material with coarse,columnar grains was established using isothermal uniaxial and double-cone compression tests.Testing was conducted along different test directions relative to the columnar-grain microstructure at supersolvus temperatures (1066 Recrystallization Behavior During Warm Compression of#176;C and 1177 Recrystallization Behavior During Warm Compression of#176;C) and strain rates (0.005 and 0.1 s1),which bracket Deformation and recrystallization behavior during hot The deformation and dynamic recrystallization behavior of Waspaloy-ingot material with coarse,columnar grains was established using isothermal uniaxial and double-cone compression tests.Testing was conducted along different test directions relative to the columnar-grain microstructure at supersolvus temperatures (1066 Recrystallization Behavior During Warm Compression of#176;C and 1177 Recrystallization Behavior During Warm Compression of#176;C) and strain rates (0.005 and 0.1 s Recrystallization Behavior During Warm Compression oflt;SUP Recrystallization Behavior During Warm Compression ofgt;-1 Recrystallization Behavior During Warm Compression oflt;/SUP Recrystallization Behavior During Warm Compression ofgt;),which Continuous Dynamic Recrystallization during Warm Continuous Dynamic Recrystallization during Warm Deformation of Tempered Lath Martensite in a Medium Carbon Steel p.124 Effect of Phosphorus on Microstructure,Mechanical Properties,and Formation of Retained Austenite in TRIP Steels

Cited by 3Publish Year 2019Author Jie Zhao,Kehuan Wang,Ke Huang,Gang LiuRole of compression direction on recrystallization

Apr 25,2017 Recrystallization Behavior During Warm Compression of#0183;Enhancement of the mechanical properties (e.g.strength,ductility and formability) is mainly due to dynamic recrystallization (DRX) occurs during the hot deformation of magnesium alloys,which leads to grain refinement.In addition,texture weakening can be obtained as a consequence of hot deformation and DRX,.Cited by 39Publish Year 2017Author Amir Hadadzadeh,Mary A.Wells,Sugrib Kumar Shaha,Hamid Jahed,Bruce W.WilliamsRecrystallization behavior of a Nb-microalloyed steel Jul 01,2011 Recrystallization Behavior During Warm Compression of#0183;In all tests,the specimens were firstly heated with 10 Recrystallization Behavior During Warm Compression of#176;C/s from room temperature to 1200 Recrystallization Behavior During Warm Compression of#176;C and held for 10 min,then air-cooled at 5 Recrystallization Behavior During Warm Compression of#176;C/s to a specified deformation temperature.DRX behavior was studied by single-hit compression tests and the test procedure was illustrated in Fig.1(a).After the reheating temperature was decreased to the test temperatures (950,1000,1050,1100 Recrystallization Behavior During Warm Compression of#176;C),the Cited by 27Publish Year 2011Author Siqian Bao,Gang Zhao,Chibin Yu,Qingming Chang,Chuanlong Ye,Xinping MaoDynamic Recrystallization Behavior in a Low-carbon The dynamic recrystallization behavior during warm compression for a low carbon martensite steel was investigated to make clear the effects of initial martensite block size,compression strain and

Cited by 154Publish Year 2010Author Xudong Huang,Hui Zhang,Yi Han,Wenxiang Wu,Jianghua ChenRecrystallization - University of Pittsburgh

Pick the solvent.In the introductory organic lab course,the solvent for recrystallization is usuallyDissolve the solute.Remember that the solute should dissolve only when the solvent is heated.Decolorize the solution.If the solute is supposed to be white in its pure solid state (most organicFilter any solids from the hot solution.If decolorizing carbon was used (as in step 3) or undissolvedCrystallize the solute.This involves allowing the hot solution with the solute dissolved to return toCollect and wash the crystals.The resultant crystals formed via this process can be collected byDry the crystals.Usually a melting point is taken directly following the purification process,so it isDynamic Recrystallization Behavior in a Low-carbon The dynamic recrystallization behavior during warm compression for a low carbon martensite steel was investigated to make clear the effects of initial martensite block size,compression strain and pre-tempering before compression.Cited by 11Publish Year 2019Author Umer Masood Chaudry,Tae Hoo Kim,Ye Sik Kim,Kotiba Hamad,Young Gun Ko,Jung-Gu KimRecrystallization IntechOpen4.Crystal Growth Substructure and Recrystallization.By Vadim Glebovsky.2833 Open access peer-reviewed.5.Recrystallization Behavior During Warm Compression of Martensite Steels.By Pingguang Xu and Yo Tomota.2660 Open access peer-reviewed.6.The Deformability and Microstructural Aspects of Recrystallization Process in Hot-Deformed Fe Author Zhi Jia,Xuan Sun,Jinjin Ji,Yanjiang Wang,Baolin Wei,Lidan YuPublish Year 2021Recrystallization behavior during hot tensile deformation May 01,2019 Recrystallization Behavior During Warm Compression of#0183;Banerjee et al.[ 13] studied the recrystallization mechanism of Ti5553 alloy during hot compression in + regime,and observed two distinct recrystallization processes spheroidization process and epitaxial recrystallization.

Author Pingguang Xu,Yo TomotaPublish Year 2012Recrystallization Behavior During Warm Compression of

Download PDF Sorry,we are unable to provide the full text but you may find it at the following location(s) intechopen/down (external link)Author Pingguang Xu and Yo TomotRecrystallization Behavior During Warm Compression of Recrystallization Behavior During Warm Compression of Arrhenius-type constitutive model and dynamic of dynamic recrystallization (DRX) during hot extrusion,and YU et al [13] mentioned that there is DRX behavior during the uniaxial compression.However,none of them gave more details.The objective of this study is to investigate the influence of strain,strain rate and temperature of formation on the uniaxial compressive deformation flow

A Study on the Recrystallization Behavior of Ni-Based

An integrated microstructure evolution model of thermomechanical processing was developed in terms of dynamic recrystallization (DRX),post-dynamic recrystallization (PDRX) and grain growth.Hot compression tests were carried out on a Gleeble-1500 thermal simulator under different conditions to model DRX,PDRX and short-time grain growth during the post-deformation and cooling process.(PDF) Recrystallization Behavior During Warm Compression Recrystallization Behavior During Warm Compression of Martensite Steels 97 In c ase of no pre -tem per ing,th e austenite amount is relatively less than that in case of 3.6k s(PDF) Dynamic recrystallization mechanisms operating in a The different mechanisms of dynamic recrystallization that operate during warm to hot working are discussed with a reference to deformation behavior.Typical representatives of fcc materials with low-to-medium SFE,i.e.304-type austenitic stainless steel,Ni-20%Cr alloy,and 4NCu,were used to clarify the DRX mechanisms.

(PDF) Dynamic Recrystallization Behavior in a Low-carbon

The dynamic recrystallization behavior during warm compression for a low carbon martensite steel was investigated to make clear the effects of initial martensite block size,compression strain and

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