effects of liquid fraction on the microstructure and

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12345NextEFFECT OF THE LPSO VOLUME FRACTION ON THE

The purpose of the present paper is the study of the effect of volume fraction of LPSO-phases on the microstructure and mechanical properties of Mg-Y-Zn alloys.Therefore,three extruded Mg-Y-Zn alloys of a constant Y/Zn atomic ratio of 2:1 were prepared.ARTICLE Effects of boron and zirconium additions on the The effects of boron and zirconium contents from 0 to 0.049 wt% on the casting uidity,as-cast microstructure and mechanical properties of IN718C superalloy are systematically investigated.The results show that as the B or Zr content increases,the uidity rstly increases and then decreases.Alloying effects on microstructure and mechanical The mechanical properties of high volume fraction SiC-particle reinforced Al-based metal matrix composites (MMCs) produced by means of pressurized liquid metal infiltration (squeeze casting) are shown to be triggered by matrix alloying and heat treatment procedures.It is distinguished between the effect of those alloying elements that only act on matrix strengthening,leaving the interface

Author Guang An Zhang,Feng Jiang,Qi Zhou,Fu Fa WuPublish Year 2012(PDF) The Effects of Mg Addition on the Microstructure and

Over the past few years,there has been extensive interest in the development of new aluminium alloys that are applicable for SSM processing [4,5].Some of these alloys exhibit good thixoformability such as relatively low sensitivity of the liquid fraction,a suitable melting range [6]Author Hamzeh Negini,Amin Rezaei,Mahmoud Hajisafari,Hossein MomeniPublish Year 2019Effects of liquid separation on the microstructure Nov 01,2012·After liquid separation,versatile solidification microstructure for Co-rich and Cu-rich regions can be observed due to the different non-equilibrium effect.Moreover,second liquid separation becomes more serious for higher undercooling because of the enhanced immiscible effect.Author Hui Liu,Zong-ze Huang,Da-jiang Yu,De-lin Hu,Hong-gang Zhong,Qi-jie Zhai,Jian-xun FuPublish Year 2019Effect of mechanical and thermal treatments on the Sep 22,2010·Effect of mechanical and thermal treatments on the microstructure and rheological properties of carrot,broccoli and tomato dispersions Shuai Bao,Yan Wu,Contribution of solid and liquid fractions of sewage sludge pretreated by high pressure homogenization to biogas production Marc Hendrickx,Effect of pH and salts on microstructure

Cited by 11Publish Year 2008Author C.G.Kang,S.M.LeeEffect of cooling rate on microstructure and inclusion in

Jun 20,2019·The results show that the length of dendrite from solidliquid interface to end-solidification decreased with increasing the withdrawal velocity ().dMnS has a similar value in the area of the steady directional solidification; the value of dMnS was 4.1,3.6,3.3,2.8 and 2.3 m at withdrawal velocity of 50,75,100,150 and 200 m/s,respectively.dMnS increased with reducing or RC (interface cooling rate).Cited by 125Publish Year 2007Author Olivier Beffort,Siyuan Long,Cyril Cayron,Jakob Kuebler,Philippe-André BuffatAn investigation of temperature effect on microstructure microstructure during heating ,eutectic must transformed to liquid completely to gain suitable mechanical properties .The solid phase percentage during forming process in semi-solid condition ,has a very important effect which is affected by heating temperature .In this research,the effect of temperature on thixoforging process andCited by 13Publish Year 2012Author W.Yang,S.H.Chen,H.Yu,S.Li,F.Liu,G.C.YangEffect of Solid Fraction on Microstructure and Casting In order to investigate the effects of solid fraction on microstructure and casting defects of AZ91D in new type semi solid injection process,semi-solid forming testing machine which has the same

Cited by 31Publish Year 1998Author K.P Mingard,P.W Alexander,S.J Langridge,G.A Tomlinson,B CantorEffect of volume fraction on microstructure and

infiltration method.The effects of Si3N4 particle volume fraction and T6 treatment on microstructure and mechanical properties were discussed.2 Experimental The matrix alloy was the commercially available 2024Al alloy,whose compositions (mass fraction,%)Cited by 3Publish Year 2006Author Kenji Miwa,Rudi S.Rachmat,Takuya TamuraEffect of Cu,Ag on the microstructure and IMC evolution May 17,2019·Lifang Feng studied the effect of Ag and Ni to the melting temperature and wettability of Sn10Sb5Cu lead-free solder.The study indicates that the Ag decreases the melting temperature and narrow the melting range while increases spreading area .The melting temperature of the alloy decreases and the wettability becomes slightly worse with the effect of Ni.Cited by 5Publish Year 2018Author Yifeng Guo,Yanfei Cao,Mingyue Sun,Bin Xu,Dianzhong LiEffects of solid-liquid fraction and semi-solid processing Here,the effects of parameters such as temperature,solid-liquid fraction,deformation rate and reduction on the microstructure,macrosegregation of Cr-Mo-V steel were studied experimentally.A macrosegregation band is found in the interface of liquid-solid when the liquid fraction is higher than 70%.

Cited by 6Publish Year 2018Author Yuze Li,Nathalie Mangelinck-Noël,G.Zimmermann,Laszlo Sturz,Henri Nguyen-Thi(PDF) Effect of semi-solid processing on solidification

Increasing fraction of solid makes the microstructure become more fine and more globular.2.Increasing fraction of solid increases the undercooling and changes the graphite morphology.3.Tensile strength of the semi-solid processed gray cast iron is relatively high compared with ordinary one.Direct measurement of sprayform temperatures and the Jun 12,1998·At the sprayform surface the liquid fraction affects (1) the impact of other droplets and hence the yield; (2) the ease with which gas may be blown into the surface to produce porosity; and (3) subsequent solidification behaviour within the sprayform and hence such microstructural features as grain size and second phase distribution.EFFECT OF SUPERSOLIDUS LIQUID PHASE SINTERINGmicrostructure and mechanical properties of the commercial grade 6061 aluminium alloy powder with and without addition of elemental sintering larger fraction of liquid phase (Fig.6) .The effect

Effect of Liquid-Die-Forging Pressure on Microstructure

The effect of liquid-die-forging pressure on the microstructure and mechanical properties of A390 sloping swash-plate forming was investigated.It was found that the microstructure and comprehensive mechanical properties of the alloy were effectively improved by the liquid-die-forging pressure applied on the A390 aluminum melt.With continuous increasing of the specific pressure,the grain Effect of Solid Fraction and Pressure on Microstructure May 01,2008·In the thixo-die-casting process,the effect of solid fraction and the applied pressure on filling behavior and mechanical properties of the thixo-die-cast product were investigated.By controlling the behavior of solid particles in thixo materials,reduction in liquid segregation during thixo-die-casting was achieved by varying gating systems and solid fractions.Effect of Solid Fraction on Microstructure and Casting We have developed new type semi-solid injection process,that is,runner-less injection process.In order to investigate the effects of solid fraction on microstructure and casting defects of AZ91D in new type semi solid injection process,semi-solid forming testing machine which has the same system as a runner-less injection machine has been made on an experimental basis.

Effect of crystal orientation on microstructure and

The effects of Fe 2 B-grain orientation on microstructure and properties of bulk Fe 2 B intermetallic fabricated by directional and ordinary solidification techniques have been investigated.The results show that unidirectional solidified Fe 2 B intermetallic possesses a strong (002) texture in the transverse direction owing to the opposite unidirectional heat-squeeze effect while random Fe 2 Effect of solidification conditions and surface pores on microstructure by triggering the deformation of the dendritic network [37,38] and creating Marangoni liquid flow around the pore region during the solidification [39-42].Indeed,it has been reported that the mushy alloy could deform under external loads [43-45].The deformation mechanism changes with the increase of the solid fraction [43].Effect of the volume fraction of zirconia suspensions on Effect of the volume fraction of zirconia suspensions on the microstructure and physical properties of products produced by additive manufacturing Dent Mater.2019 May;35(5):e97-e106.doi 10.1016/j.dental.2019.02.001.Epub 2019 ·Hsu and Hong [16] investigated the microstructure in an open cavity and found that increasing the Grashof number increases both heat transfer rate and liquid circulation.Gibanov et al.[17] found that an increase in the vortex viscosity parameter leads to attenuation of the convective flow and heat transfer inside a trapezoidal enclosure.

Effects of liquid fraction on the microstructure and

Jun 01,2018·The weaker precipitation strengthening effect of microstructure (mainly low-alloyed ferrite),resulted in a lower strength but higher elongation,as illustrated in Fig.11.The fracture surfaces of the samples from regions II and VI exhibited a mixed fracture mode,with smaller dimples and cleavage planes ( Fig.12 d and f).Effects of semi-solid thermomechanical processing on Feb 19,2019·In addition,the liquid fraction increases as the semi-solid temperature increases and as a result,atomic diffusion occurs more easily between adjacent grains and leads to the formation of a more globular microstructure.In fact,with an increase in the liquid phase fraction,the grain edges disappear and also,the grains are separated.Effects of technical parameters of continuous semisolid fraction,%) Sn Mn Ca Ni Fe Mg 3 1 0.5 0.01 0.01 Bal.3 Results and discussion 3.1 Effect of roll speed on microstructure of Mg3Sn1Mn alloy The microstructures of Mg3Sn1Mn alloy strips at center part produced at different roll speeds are shown in Fig.2.The relationships between solid fraction,average

Influence of Semi-Solid Isothermal Heat Treatment on

Up to 20 min heating time and related amount of liquid fraction lead to slightly increase the carbon diffusions from high carbon concentrations (spheroid graphite) zones to the to the matrix structure,meanwhile,above heat time of 20 min the increases of carbon diffusion decreases the percent of carbon in cementite due to the action of air cooling as well.Liquid-Liquid Extraction of Acids and Water by a (2014).Liquid-Liquid Extraction of Acids and Water by a Malonamide I-Anion Specific Effects on the Polar Core Microstructure of the Aggregated Malonamide.Solvent Extraction and Ion Exchange Vol.32,No.6,pp.601-619.Some results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456Next

The Effects of Heat Treatment on the Microstructure and

However,the effects that the T5 heat treatment had on the microstructure and mechanical properties of the alloy were not discussed.Thus,this research article characterizes the effects that the T5 heat treatment has on the volume fraction and morphology of the intermetallics,as well as the tensile performance of the alloy.

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