In this work,coupled effects of thickness and annealing temperature on both microstructure and residual stress of electroplated copper thin films are studied.Microstructure is investigated by Electron Backscattered Diffraction (EBSD) and residual stress is estimated from samples curvature.All films exhibit highly twinned grains.Except for several microns films,median crystallite size Thickness Effect on Microstructure and Residual Stress of In this work,coupled effects of thickness and annealing temperature on both microstructure and residual stress of electroplated copper thin films are studied.The Effects of Microstructure and Hardenability on The Effects of Microstructure and Hardenability on Distortion Prior Microstructure.The incoming raw material plays a critical role in the quality of a finished part.The prior Hardenability.The hardenability of a steel is influenced by its chemical composition and grain size.The chemistry
Microstructure Effect on Weld Residual Stress Analysis Welding generates thermal distortion and residual stress,and it is well known that they affect the performance of welded structures by contributing to brittle fracture,fatigue,buckling deformation,and stress-corrosion cracking.Welding distortions and residualSelective laser melting of H13 microstructure and Yan et al. used transmission electron microscopy (TEM) to examine the microstructure of as-built H13 tool steel and elucidated the mechanism behind the occurrence of residual stress.They Previous123456Next
Dec 25,2020 Effect of the microstructure and residual stress on#0183;The AM process parameters highly influence the resulting microstructure,the level of residual stress (RS) and the defect content.In particular,the scanning strategies have a remarkable effect on the solidification texture as they control the directionality of the heat flux [ 4 ].Microstructure,Mechanical Properties,and Residual Stress In this paper,AISI 316L stainless steel part is obtained by laser metal deposition additive manufacturing method.The microstructure of the part was observed and analyzed by an optical microscope.The tensile mechanical properties and residual stress distribution of the part were tested by tensile test and the contour method.The results show that the bulk structure is mainly columnar crystal Microstructure and Residual Stress Effect on the32 Effect of the microstructure and residual stress on#181;m has a deleterious effect on the flexural strength of porcelain tiles.Therefore,the aim of this study was to investigate the effect of microstructure and residual stress on the flexural strength of porcelain tiles formulated with different quartz particle sizes,within the range of 45 to 200 Effect of the microstructure and residual stress on#181;m.The samples made
Sep 25,2019 Effect of the microstructure and residual stress on#0183;By contrast,the microscale residual stresses manifest at the scale of microstructure and are categorized into two types Type II intergranular residual stresses and Type III intragranular residualExperimental to study the effect of multiple weld-repairs In this paper,the effects of repair welding reinforcement height on the microstructure,microhardness,residual stresses and stress corrosion cracking (SCC) behavior of a 304 stainless steel Effects of ultrasonic impact treatment on weld of the 28-pass weld.Microstructure,hardness,and residual stress in the welds were compared.While residual stress is very similar,there are significant differences in microstructure and hard-ness.The LUIT weld has mainly equiaxed grains and uniform hardness,while the conventional
The effect of film thickness on structure,microstructure,residual stress and soft magnetic properties of Fe 65 Co 35 thin films deposited on Si(001) and MgO(001) substrates was investigated by varying film thickness from 30 to 600 nm.X-ray diffraction studies showed that the FeCo films are polycrystalline in the as-deposited condition irrespective of deposition on Si or MgO substrate.Effect of the microstructure and residual stress on Cited by 27Publish Year 2017Author Y.J.Cao,J.Q.Sun,Y.Y.Chen,X.Z.Cheng,X.Gao,K.Xie Introduction.As one of the most commonly used high-chromium bearing steels,GCr15 steel (AISIExperimental procedures.The material in the present research work was GCr15 steel which isEffect of microstructure and residual stresses on nano In this investigation,wear and tensile properties of 6061-Al/Al2O3 and 6061-Al/SiC metal matrix composites were studied with respect to their microstructural features and residual stresses.VariatEffect of the forging pressure on the microstructure and A detailed investigation for the influence of the forging pressure on the microstructural,microhardness,and residual stress development in linear friction welded Ti-6Al-4V has been performed.Energy dispersive synchrotron X-ray diffraction scans were performed in the three principle directions across the welds to characterise the residual stress development.
Mar 11,2019 Effect of the microstructure and residual stress on#0183;Also,microstructure was studied along the thickness of CGPed samples,and the contour method was used for 2D residual stress measurement.The results indicate,with increasing number of CGP passes,hardness,strength,and homogeneity increase,whileEffect of near-surface residual stress and microstructure This study concerns the effect of machining on the fatigue life of an EN X155CrMoV12 tool steel (SAE J438b),with regard to the generation of near-surface residual stress and microstructural modification of the machined surface.Two possible methods for machining tool steels were compared electro-discharge machining (EDM),a high energy density process,and milling,a more conventional Effect of heat treatment on microstructure and residual The microstructure,phase composition and residual stress of the heat treated coatings were studied and compared with that of the coating without any post-treatment.Results show that the heat treatment processes have significant influences on coating oxide,steel alloy grains and residual stresses.
In the present study,shielded metal arc (SMA),tungsten inert gas (TIG) and A-TIG welding processes are used for fabricating the 9Cr-1Mo steel weld joints of 10 mm thickness.Effect of the above welding processes on the microstructure evolution,mechanical properties and residual stresses of the weld joints has been studied in detail.Effect of Post Treatment on the Microstructure,Surface This paper focusses on the effect of hot isostatic pressing (HIP) and a solution annealing post treatment on the fatigue strength of selectively laser melted (SLM) AlSi10Mg structures.The aim of this work is to assess the effect of the unprocessed (as-built) surface and residual stresses,regarding the fatigue behaviour for each condition.The surface roughness of unprocessed specimens is Effect of Boriding Time on Microstructure and Residual X-ray stress analysis proves to be an appropriate method to determine the residual stresses non-destructively.At the surface a residual compressive stress of 600 MPa is found.Its variation with
Summary Borided layers formed after 5 and 12 hours of X210Cr12 steel boriding were characterized by their phase composition,microstructure,microhardness and residual stresses.It was found that the prolongation of processing time had only marginal effect on the borided layer thickness,increasing from approximately 30 to 40 Effect of the microstructure and residual stress on#181;m.Advances in Mechanical Engineering 2018,Vol.10(10)sive residual stress and the finer microstructure can improve the mechanical properties of the material.27 However,residual stress and microstructure can be relaxed at elevated temperatures.Fatigue strength and yield strength can also be decreased largely.In this article,we focus on studying the relaxation behavior ofA Study on Microstructure,Residual Stresses andresidual stress by FEM,and some key method of reducing residual stresses are obtained.In this paper,Part I,the effects of repair welding heat input on microstructure,residual stresses,and SCC of 304 stainless steel were investigated by FEM and experiment.
Owing to inducing finer microstructures and higher compressive residual stresses,stress shot peening produced a stiffer deformation layer.It is concluded that stress shot peening was more potent