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Interfacial structure and joint strengthening in arc

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The effect of TIG arc brazing current on interfacial

(2017).The effect of TIG arc brazing current on interfacial structure and bonding strength of tin-based babbit.Journal of Adhesion Science and Technology Vol.31,No.21,pp.2312-2322.Surface wetting and interfacial behaviour in arc brazing Surface wetting and interfacial behaviour in arc brazing of titanium alloy. Interfacial structure and joint strengthening in arc brazed galvanized steels with copper based filler.Studies of the Joining-Relevant Interfacial Properties in The joint obtained showed a maximum shear strength of 34.4 MPa at T = 1164 Interfacial structure and joint strengthening in arc#176;C,suggesting the use of TiSi 2 braze for applications at high temperatures.However,the lower melting point and better fluidity of Si-Ti eutectic alloy with respect to Ti silicide make it appropriate for the joining at lower temperature,with a good adhesion and

Strengthening of Damaged Metallic Structures A New

Strengthening of Damaged Metallic Structures A New Numerical Model for Interfacial Stresses Analysis In such plated structures,shear forces are developed in the bonded joint and these will be transferred to FRP plate via the adhesion technique,thus,the interfacial stresses will progress consequently,and the debonding may occurs at the Some results are removed in response to a notice of local law requirement.For more information,please see here.Shearstrengthandfracturemechanismforfull Cu Findings The strength of joints with the conventional interfacial structure was 26.6 MPa,while the strength of full Cu-Sn IMCs joints with 46.7,60.6,76.7 and 100 per cent Cu 3Sn was,respectively,33.5,39.7,45.7 and 57.9 MPa.The detailed reason for the strength of joints

Previous123456NextImproving of interfacial microstructure of Ti/Al joint

May 20,2014 Interfacial structure and joint strengthening in arc#0183;Butt welding of titanium alloy TA15 to aluminum alloy Al2024 dissimilar lightweight metals was conducted using gas tungsten arc welding.Pulsed current was adopted in the welding process.Influence of pulsed current on morphologies and microstructure of Ti-Al intermetallics near the Ti/Al interface was investigated.Microstructure characteristics and phase constitution of weld zone near theOn the Joint Formation and Interfacial Microstructure of Aug 01,2020 Interfacial structure and joint strengthening in arc#0183;The joint demonstrated an interfacial shear strength of 200 MPa.Such a nanometer IMCs layer was only observed previously in friction welding[ 21 ] or friction stir solid-state welding.[ 19 ] Thus,low heat input welding-brazing of Al to steel has received significant attention in recent years.[ 22 ]Interfacial structure and joint strengthening in arc Apr 01,2006 Interfacial structure and joint strengthening in arc#0183;In this paper,the arc brazing of galvanized steels with CuSi3 as filler material was reported,with particular emphasis on the microstructure and strengthening behavior and mechanisms of the joint.2 Experimental 2.1 Materials The experimental base materials were galvanized steel,dimensions 40 mmx40 mmx2 mm for tungsten inert gas(TIG) brazing

Interfacial structure and joint strength on Ti(C,N)Al2O3

The Ti(C,N) Al 2 O 3 cermet to 40Cr steel joint was conducted by liquid phase diffusion bonding under the auxiliary pulse current and using 73Cu27Ti amorphous foil/Cu foil/72Ag28Cu foil sandwich foils as the interlayer.The effect of holding time and duty ratio of the pulse current on interfacial structure at the Ti(C,N) Al 2 O 3 cermet side and joint strength were studied.Interfacial structure and joint strength on Ti(C,N)-Al2O3 The Ti(C,N)-Al2O3 cermet to 40Cr steel joint was conducted by liquid phase diffusion bonding under the auxiliary pulse current and using 73Cu-27Ti amorphous foil/Cu foil/72Ag-28Cu foil sandwich foils as the interlayer.The effect of holding time and duty ratio of the pulse current on interfacial structure at the Ti(C,N)-Al2O3 cermet side and joint strength were studied.Interfacial structure and fracture behavior of TiB whisker Highlights TiNiB brazing alloy fabricated by arc-melting was used to braze C/SiC and TiAl.The diffusion of TiAl alloy has great influence on interfacial structure of the joint.The formation mechanism and morphologies of TiB whisker are discussed.In-situ formed TiB whiskers are beneficial to reducing the joint residual stresses and reinforcing the joint.Fracture behavior and

Interfacial structure and fracture behavior of 6061 Al and

Apr 01,2014 Interfacial structure and joint strengthening in arc#0183;The microstructure,shear strength and fracture of Al/Al,MAOAl/MAOAl,and Al/MAOAl joints were determined after direct active soldering in air with the Sn3.5Ag4Ti(Ce) active solder at 250 Interfacial structure and joint strengthening in arc#176;C for 30 s.During active soldering,Al dissolves into SAT solder to form a coarse AlAgSn solid solution around the solder.Interfacial reaction and microstructure study of DSS/Cu Nov 28,2017 Interfacial structure and joint strengthening in arc#0183;In the present study,the interfacial reaction and microstructure behavior of diffusion-welded joints (DWJs) between duplex stainless steel (DSS) and Ti6Al4V alloy (Ti64) with copper interlayer were investigated.The joints were carried out at 825,850,875 and 900 Interfacial structure and joint strengthening in arc#176;C temperature for 60 min under 4 MPa uniaxial pressure in vacuum.Interfacial microstructure and fracture behavior of laser Mar 21,2013 Interfacial structure and joint strengthening in arc#0183;Laser lap weldingbrazing of AZ31B Mg alloy to Zn-coated dual phase 980 steel using Mg-based filler was performed.The microstructures at the brazed side were characterized.Fracture behavior was then investigated by in situ scanning electron microscopy observation.The results indicated that heterogeneous reaction layers formed along the interface between the seam and the steel,which

Interfacial cracks in adhesively bonded scarf joints

May 17,2012 Interfacial structure and joint strengthening in arc#0183;Interfacial cracks in adhesively bonded scarf joints. Evaluation of stress intensity factors in circular arc-shaped interfacial crack using integral.Mechanics of Materials,Vol.14,No.2.A method for calculating stress intensities in bimaterial fracture.Interfacial Voids Trigger Carbon-Based,All-Inorganic Apr 06,2020 Interfacial structure and joint strengthening in arc#0183;A novel interface design of producing interfacial voids is proposed for CsPbIBr2 perovskite solar cells (PSCs),which is free of any extra modification layer.Interfacial voids improve absorption of CsPbIBr2 film,reduce saturation current density,and enlarge built-in potential of the PSCs.The PSC yields a superior efficiency of 10.20% with a record-high photovoltage of 1.338nbsp;V.AInterfacial Structure and Micro and Nano-Mechanical Jan 22,2004 Interfacial structure and joint strengthening in arc#0183;The dendrite structure exists at the fusion zone.The partially melted zone is found near the fusion line.The tensile tests show that the welded alloy exhibits lower strength and ductility than the base alloy,and failure occurs at the partially melted zone during tensile testing.

Interfacial Microstructure and Properties of Si3N4

joint strength rose to 90 MPa at 1223 K.Keywords Si3N4 ceramics; intermediate layer; Cu interfacial structure; connection strength 1.Introduction Engineered ceramics have many excellent physical and chemical properties such as high hardness and strength,and resistance to high temperature,corrosion,and abrasion.These superior propertiesInfluence of a Zn Interlayer on the Interfacial When the arc-spraying time of the Zn coating was 30 s and the preheat time of the Al/Zn double-deck coating was 6 h,the shear strength of the arc-sprayed Al/AZ91D bimetal reached 31.73 MPa.Most rupture of the arc-sprayed Al/AZ91D bimetals with a Zn interlayer occurred at the (alpha;-Mg + Al5Mg11Zn4) structure and presented some typical Influence of a Zn Interlayer on the Interfacial When the arc-spraying time of the Zn coating was 30 s and the preheat time of the Al/Zn double-deck coating was 6 h,the shear strength of the arc-sprayed Al/AZ91D bimetal reached 31.73 MPa.Most rupture of the arc-sprayed Al/AZ91D bimetals with a Zn interlayer occurred at the (alpha;-Mg + Al5Mg11Zn4) structure and presented some typical

Influence of a Zn Interlayer on the Interfacial

When the arc-spraying time of the Zn coating was 30 s and the preheat time of the Al/Zn double-deck coating was 6 h,the shear strength of the arc-sprayed Al/AZ91D bimetal reached 31.73 MPa.Most rupture of the arc-sprayed Al/AZ91D bimetals with a Zn interlayer occurred at the ( -Mg + Al 5 Mg 11 Zn 4 ) structure and presented some typical Improving of interfacial microstructure of Ti/Al joint The thickness of interfacial IMC layer is less than 500 nm,and the average tensile strength of the joint reaches 64% of aluminum base material strength,when suitable welding conditions are used Improving of interfacial microstructure of Ti/Al joint May 20,2014 Interfacial structure and joint strengthening in arc#0183;Butt welding of titanium alloy TA15 to aluminum alloy Al2024 dissimilar lightweight metals was conducted using gas tungsten arc welding.Pulsed current was adopted in the welding process.Influence of pulsed current on morphologies and microstructure of Ti-Al intermetallics near the Ti/Al interface was investigated.Microstructure characteristics and phase constitution of weld zone near the

Growth behavior of interfacial compounds in galvanized

Interfacial structure and joint strengthening in arc brazed galvanized steels with copper based filler It is proposed that interfacial reaction barriers in binary A/B diffusion couples lead to Effect of the interfacial structure on the joining An oxygen ionic conductivity of zirconia was applied to strengthen the zirconia-zirconia joint brazed by aluminum.The interfacial structure was examined by conventional transmission electron microscopy and ultra-high voltage electron microscopy.The joining strength was evaluated by the four-point bending test.From the results,the effect of the interfacial structure on the joining strength Design of reinforced interfacial structure in hybrid Aug 19,2019 Interfacial structure and joint strengthening in arc#0183;This site uses cookies.By continuing to use this site you agree to our use of cookies.To find out more,see our Privacy and Cookies policy.

Corrosion Analysis and Interfacial Characterization of Al

However,the fabricated joints have shown the generation of Al Fe layer at the interfacial regions which was confirmed by the Scanning Electron Microscope and Energy Dispersion Spectroscopy.These Al-Fe compounds not only affect the mechanical strength,but also predominantly deteriorate the corrosion resistance of the joints.Corrosion Analysis and Interfacial Characterization of Al However,the fabricated joints have shown the generation of Al Fe layer at the interfacial regions which was confirmed by the Scanning Electron Microscope and Energy Dispersion Spectroscopy.These Al-Fe compounds not only affect the mechanical strength,but also predominantly deteriorate the corrosion resistance of the joints.Control of interfacial reactions and strength of the SiC central part of the joint.The joints thus exhibit stable high-temperature strength.It is believed that the formation of TiC in the joint contributes not only to the elimination of the periodic banded reaction structure,but also to the high joint strength and the high-temperature stability.I.INTRODUCTION Silicon-based ceramics (i.e.,Si 3 N

Control of interfacial reactions and strength of the SiC

central part of the joint.The joints thus exhibit stable high-temperature strength.It is believed that the formation of TiC in the joint contributes not only to the elimination of the periodic banded reaction structure,but also to the high joint strength and the high-temperature stability.I.INTRODUCTION Silicon-based ceramics (i.e.,Si 3 NCited by 20Publish Year 2006Author Rui-feng Li,Zhi-shui Yu,Kai QiInterfacial structure and joint strengthening in arc Interfacial structure and joint strengthening in arc brazed galvanized steels with copper based filler (Cu) in the joint.The dispersal of fine Fe 5 Si 3 (Cu) particles is the main strengthening factor for the joint.The Fe 5 Si 3 (Cu) particles are determined to arise from three sources interfacial structure.Recommended articles Cited by 20Publish Year 2006Author Rui-feng Li,Zhi-shui Yu,Kai QiImages of Interfacial Structure and Joint Strengthening In Arc imagesInterfacial structure and joint strengthening in arc Interfacial structure and joint strengthening in arc brazed galvanized steels with copper based filler April 2006 Transactions of Nonferrous Metals Society of China 16(2):397-401

Cited by 1Publish Year 2020Author James Chen,Babak Shalchi Amirkhiz,Ruby Zhang,Brian RonaInterfacial structure and joint strength on Ti(C,N)Al2O3

The results showed that the longer bonding time can improve the melting of CuTi foil and the dissolution of Cu interlayer to obtain a higher joint strength.The interfacial structure was composed of the TiCu compounds and Cu solid solution at the cermet side,and TiCu 4 compounds and Cu solid solution at the Cu interlayer side.The auxiliary pulse current was beneficial to reach a higher joint strength in aAuthor Fei Liu,Mingfang Wu,Juan Pu,Fengjiang WangPublish Year 2020(PDF) Growth mechanisms of interfacial compounds in arc PDF Galvanised steels have been joined using an arc brazing process with Cu97Si3 as the filler metal.The arcing time ranged from 1 s to 5 s with Find,read and cite all the research you Analytical and Finite Element Modeling of Riveted Lap May 17,2012 Interfacial structure and joint strengthening in arc#0183;American Institute of Aeronautics and Astronautics 12700 Sunrise Valley Drive,Suite 200 Reston,VA 20191-5807 703.264.7500

12345NextOn the Joint Formation and Interfacial Microstructure of

The joint demonstrated an interfacial shear strength of 200 MPa.Such a nanometer IMCs layer was only observed previously in friction welding[ 21 ] or friction stir solid-state welding.[ 19 ] Thus,low heat input welding-brazing of Al to steel has received significant attention in recent years.[ 22 ](PDF) Study of Interfacial Microstructure and Phase The weld bead appearance and the interfacial microstructure of butt joint are analyzed,and the tensile strength of the joint is measured.The results indicate that a high quality welding-brazing

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