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on the deformation behavior of ��

(PDF) Effect of Twinning on the Deformation Behavior of

The deformation behavior,the anisotropy,deformation twinning,twin systems and ridging were studied considering the effect of the orientational relation between neighboring grains and the manner

12345NextEffect of Temperature on the Deformation Behavior of

The microstructural evolution in the near-surface regions of a dry sliding interface has considerable influence on its tribological behavior and is driven mainly by mechanical energy and heat.In this work,we use large-scale molecular dynamics simulations to study the effect of temperature on the dBehavior of Materials - uml.edularge-scale deformation of the crust and mantle. Viscoplastic can be used to describe lava flows. Viscoelastic models are used in large-scale modeling of the crust where the elastic deformation describes the short-term response to stress and the viscous part describes the long term response. General linear behavior describes

Cited by 1Publish Year 2020Author Shi HuPhysical Model Test on the Deformation Behavior of an

Sep 27,2020·A physical model test is carried out to simulate the blasting disturbance on the underground tunnel.The test including four blasting events with different blasting locations,where two blasting angles ( on the deformation behavior of �� on the deformation behavior of ��\\left\\alpha \\right| on the deformation behavior of �� on the deformation behavior of �� ) and two blasting distances (D) are designed.The surface deformation characteristics of the physical model are observed by a DIC system.The deformation Cited by 2Publish Year 2017Author Haichun Jiang,Günter Gottstein,Sandra Korte-Kerzel,Stefanie SandlöbesEffects of coarse Al2CuLi phase on the hot deformation Jan 30,2020·Prasad and Sashidhara studied the deformation behavior of 8090 AlLi alloy of as-cast,homogenized and extruded conditions,and found that DRX was observed at 550 °C in the alloy of all the conditions.The occurrence of DRX can be affected by many factors,such as the stacking fault energy,alloying elements,precipitates,etc.

Cited by 2Publish Year 2020Author Hao Wu,Yunlei Xu,Zhihao Wang,Zhenhua Liu,Qinggang Li,Jinkai Li,Junyan WuThe influence of silicon additions on the deformation

Apr 15,2018·The deformation behavior with respect to the plasticity-enhancing mechanisms of austenite,as well as the strain partitioning between austenite and ferrite in different Si-alloyed samples for each type of austenite condition was studied in detail.The findings and the resultant implications on the mechanical properties are discussed in the Cited by 2Publish Year 2021Author Markus Bambach,Markus Bambach,Irina Sizova,Joanna Szyndler,Jennifer Bennett,Greg Hyatt,Jian CaThe influence of solute atom ordering on the deformation Sep 01,2020·This behavior is distinct with stepped {10-11} twin boundary as observed in deformed and annealed Mg-Gd alloys with severe Gd segregation since only plastic deformation was imposed in the present study without subsequent annealing .

Cited by 41Publish Year 2018Author Binhan Sun,Fateh Fazeli,Colin Scott,Nicolas Brodusch,Raynald Gauvin,Stephen YueOn the effect of precipitates on the cyclic deformation

Under-aged AA6016 experiences cyclic hardening accompanied by dynamic precipitation and precipitate growth during cyclic deformation,whereas peak-aged AA6016 shows a saturated cyclic stress behavior and the formation of a prevein-like dislocation structure aligned along [001] Al directions.Over-aged AA6016 exhibits cyclic softening Cited by 4Publish Year 2020Author Xiao-Ya Wang,Jian-Tang Jiang,Guo-Ai Li,Xiao-Ming Wang,Jian Sun,Liang ZhenResearch on the High-Temperature Hot Compressive The hot deformation behavior of IN 718 superalloy has been characterized in the temperature range 9001100°C and strain rate range 0.0011.0 s1 using compression tests on process annealed

Cited by 5Publish Year 2020Author Jiadong Qiu,Jiadong Qiu,Xibing Li,Diyuan Li,Yuzhe Zhao,Chuwei Hu,Lisha LiangOn the hot deformation behavior of Ti-6Al-4V made by

If deformation takes place at higher temperatures where the fraction of -phase is high,the influence of -phase on the deformation behavior is only moderate and almost no differences in Q w values between conventional and DED materials are observed.If the deformation temperatures are lower than 900 °C the Q w values differ considerably.Consequently,to obtain a model that is able to predict both theDeformation Behavior - an overview ScienceDirect TopicsThe deformation behavior between 250 and 550°C of a fine-grained (0.5 m) A1FeVSi alloy strengthened by fine particles (50 nm) and processed by a rapid solidification route was investigated.The material is characterized by high stress exponents and activation energies for creep,which are strongly dependent on temperature.

Deformation Behavior Polymer Material Behavior - Kruse

Lesson 6 Deformation Behavior Plastic part designers have an abundance of polymer materials to choose from,ranging from commodity to technical or engineered polymers.Selecting the optimal material for each design is key to a successful molding project.Effect of Deformation Temperature on Microstructure May 31,2017·This work addresses the influence of deformation temperature in a range from 40°C to 200°C on the microstructure evolution and mechanical properties of a low-carbon high-manganese austenitic steel.The temperature range was chosen to cope at the time during sheet processing or car crash events.Experimental results show that yield stress and ultimate tensile strength gradually

Effect of Strain Rate on the Microstructure Evolution and

May 22,2019·Meanwhile,during compressive deformation at all strain rates,work hardening occurred first,and a unique deformation behavior of work softening occurred thereafter after a certain strain.Moreover,as strain rates increased,the rates of work hardeningEffect of Temperature on the Deformation Behavior of The microstructural evolution in the near-surface regions of a dry sliding interface has considerable influence on its tribological behavior and is driven mainly by mechanical energy and heat.In this work,we use large-scale molecular dynamics simulations to study the effect of temperature on the d

Effects of boron on the deformation behavior of Ni3Al

The effects of boron additions (0 to 4000 wppm B) on the room temperature deformation behavior of Ni-24Al have been examined with both quasi-static deformation and short pulse duration shock loading.Changes in compressive yield strength and hardness with the amount of boron suggest that strengthening effects are more complicated than predicted Effects of boron on the deformation behavior of Ni3Al The effects of boron additions (0 to 4000 wppm B) on the room temperature deformation behavior of Ni-24Al have been examined with both quasi-static deformation and short pulse duration shock loading.Changes in compressive yield strength and hardness with the amount of boron suggest that strengthening effects are more complicated than predicted

Hot deformation behavior and microstructural evolution

The hot deformation behavior and processing characteristics of Mg3Zn0.3Ca0.4La (wt%) alloys were investigated by hot compression deformation.The results suggested that deformation parameters had significant effects on deformation behavior and dynamic recrystallization ofIndependent slip systems and the deformationThe deformation behavior of such materials should be best described by the Sachs model.The Sachs model is supported by the work of Frank,Keller,and OConnor,B who predicted slip systems and deformation twinning modes in polyethylene from theoretical considerations.

Influences of Nb-microalloying on the hot deformation

Previous studies have claimed that the hot deformation activation energy Q HW of the TWIP steel with medium carbon can be significantly increased by trace Nb addition,and the dynamic recrystallization DRX process can be also depressed,which is considered to be the result of precipitation and solution strengthening of Nb.In this paper,the effects of trace Nb on the hot deformation behavior Influences of Nb-microalloying on the hot deformation Previous studies have claimed that the hot deformation activation energy Q HW of the TWIP steel with medium carbon can be significantly increased by trace Nb addition,and the dynamic recrystallization DRX process can be also depressed,which is considered to be the result of precipitation and solution strengthening of Nb.In this paper,the effects of trace Nb on the hot deformation behavior

Intrinsic Deformation Behavior of Semicrystalline Polymers

Uniaxial compression tests are performed to obtain the large strain intrinsic deformation behavior,e.g.,yield stress,strain softening,and strain hardening modulus.The yield stress is found to be proportional to lamellar thickness,whereas the strain hardening modulus is shown not to depend on crystallinity or lamellar thickness.Investigation on the Behavior of Stiffened Caisson Sep 09,2020·Large deformation finite element (LDFE) analyses are carried out to investigate the behavior of stiffened caisson by visualizing the soil flow mechanism during the caisson penetration.The LDFE method was first validated against centrifuge test data and good agreement was obtained.A systematic and detailed parametric study was then conducted

Materials Free Full-Text Effect of Equal Channel

Microstructure plays a dominant role in the hot deformation process of titanium alloy and greatly affects the dynamic softening mechanism.Zhang et al.investigated the hot deformation behavior of the Ti-6Al-4V alloy with martensitic microstructure,transformed microstructure,and bimodal microstructure between 800 and 850 °C [].The results revealed that dynamic recrystallization was Materials Free Full-Text Effect of Equal Channel To investigate the effect of equal channel angular pressing (ECAP) on the deformation of Ti-6Al-4V alloy at a higher temperature,hot compression tests were conducted on alloys having two different initial microstructures (the original alloy (Pre-ECAP) and ECAP-deformed alloy (Post-ECAP)).Post-ECAP,the alloy showed a higher degree of dynamic softening during the hot deformation process due

On the effect of precipitates on the cyclic deformation

Under-aged AA6016 experiences cyclic hardening accompanied by dynamic precipitation and precipitate growth during cyclic deformation,whereas peak-aged AA6016 shows a saturated cyclic stress behavior and the formation of a prevein-like dislocation structure aligned along [001] Al directions.Over-aged AA6016 exhibits cyclic softening Phasefieldcrystal study on deformation behavior of The influence of temperature,crystal orientation angle,and crack shape.on the deformation behavior is investigated.Temperature can induce fracture.mode change,while crystal orientation angle and crack shape can only affect.the specific evolutionary behavior.In the ductile region,if the orientation of.

Phasefieldcrystal study on deformation behavior of

tion behavior is the same as system with r = 0.70,which means system fails by brittle fracture under r = 0.70,0.65,and 0.60.Furthermore,if temperature is increased to r = 0.55,deformation behavior becomes different.Crack starts to emit dislocations from the three vertexes at t = 14 000,as the inset shown in Figure 3B.Physical Model Test on the Deformation Behavior of an Sep 27,2020·A physical model test is carried out to simulate the blasting disturbance on the underground tunnel.The test including four blasting events with different blasting locations,where two blasting angles ( on the deformation behavior of �� on the deformation behavior of ��\\left\\alpha \\right| on the deformation behavior of �� on the deformation behavior of �� ) and two blasting distances (D) are designed.The surface deformation characteristics of the physical model are observed by a DIC system.The deformation

Previous123456NextOn the deformation behavior of human amnion

Recently renewed interest for the mechanical behavior of fetal membranes is related to the problem of iatrogenic preterm rupture,limiting the effectiveness and applicability of minimally invasive fetal surgery.This study aimed at characterizing and modeling the deformation behavior of the amnion lRecent Research on the Deformation Behavior of Particle The present paper mainly focuses on the deformation behavior of PMMCs.First,the development of PMMCs based on particle size is introduced.Then,the hot deformation technology and deformation mechanism of PMMCs at elevated temperature are given and analyzed,respectively.

Rheo-Raman Spectroscopic Study on Uniaxial Deformation

The influences of the polydispersity index (Mw/Mn) on the morphology and deformation behavior of high-density polyethylene solids under uniaxial stretching were investigated using in situ Raman spectroscopy.An increase in Mw/Mn led to a larger fraction of tie molecules connecting several lamellar crystals,whereas no obvious influence on the crystalline structures was observed.Although the Role of the Microstructure on the Deformation Behavior in The influence of a heat-treatment on the plastic deformation behavior in Mg 12 ZnY with a long-period stacking ordered (LPSO) structure was investigated by using crystals grown by the Bridgman method.Annealing of the crystal at 798 K for 3 days induced the change in the crystal structure of Mg 12 ZnY from the 18-fold rhombohedral structure (18R) to the 14-fold hexagonal structure (14H).

Role of the Microstructure on the Deformation Behavior in

The plastic deformation behavior of Ni3(Ti0.90Nb0.10) single crystals with a nine-layered ordered rhombohedral structure,called hhcT-structure,was investigated in compression tests.Two slip Role of the Microstructure on the Deformation Behavior in The plastic deformation behavior of Ni3(Ti0.90Nb0.10) single crystals with a nine-layered ordered rhombohedral structure,called hhcT-structure,was investigated in compression tests.Two slip

Spatial correlation of elastic heterogeneity tunes the

The objectives of this study are to investigate the deformation and fracture behavior of metallic glass in metal matrix composites as the behavior is affected by different geometries and by stress conditions,and to analyze the behavior with theoretical and numerical approaches in order to discover the mechanisms controlling such behavior.Study on the Forming Process and Deformation Behavior of The orbital riveting process has been successively adopted in the assembly of wheel hub bearing,due to its special merits of high efficiency,low cost,and so on.The forming process and deformation behavior of the inner ring have significant influence on the axial clamping force and bearing clearance,however,which havent been addressed yet.

Temperature dependence of elastic and plastic deformation

Single-phase solid-solution refractory high-entropy alloys (HEAs) show remarkable mechanical properties,such as their high yield strength and substantial softening resistance at elevated temperatures.Hence,the in-depth study of the deformation behavior for body-centered cubic (BCC) refractory HEAs is a critical issue to explore the uncovered/unique deformation mechanisms.



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