This research examines the weldment characteristics and mechanical properties of lap joints of SUS316L/SUS425 stainless steels using resistance spot welding under variable weld currents and welding times.The weld current was varied between 7.0,8.5,and 10.0 kA,and the welding time between 25,38,and 50 cycles.The weldment quality characteristics under study were the depth of(PDF) Effect of Electrode Force on Mechanical Properties Resistance spot welding of dissimilar DP600 and DC54D steels and the volume fraction of martensite in HAZ was higher than that in the DP600 base metal (BM).The HAZ of DC54D
Joining of a dual-phase steel DP600 and an ultra-low carbon steel DC54 Ddissimilar couple was investigated by RSW in current study.The microstructure,micro-hardness and tensile-shear properties were analyzed indepth.The results show that the weld diameter increased as the welding time prolonged.The heat-affected zone exhibited lune shape when the welding time was 2cycles.With theAuthor C Rajarajan,P Sivaraj,V BalasubramanianPublish Year 2020Interlayers in Resistance Spot-Welded Lap Joints A Feb 08,2021 resistance spot welding of dissimilar dp600 and dc54d#0183;This paper presents a review of various interlayers employed to enhance the properties of similar and dissimilar materials welded by resistance spot welding (RSW).The commonly used base materials are steel,Al alloys/steel,Al/Al alloys,Al/Ti alloys,Al/Mg alloys,etc.,and the interlayers proposed by various researchers include Zn,Ni,Sn,galvanised steel,SS304,AlMg,AlSi12,
Resistance spot welded joints in different configurations of DP600 and DC54D were investigated to elucid ate the nugget formation process and mechanical properties of the resultant joints.ResultsAuthor Djelloul Azzouzi,Youn resistance spot welding of dissimilar dp600 and dc54d#232;s Benkhedda,Boussad BoumeddanePublish Year 2019Microstructural analysis of weld nugget properties on Jan 13,2020 resistance spot welding of dissimilar dp600 and dc54d#0183;Resistance Spot Welding (RSW) is employed in automotive industry because of its green and cost-effective joining technology.Moreover,this process offers high productivity and high structural integrity of the vehicle.The RSWed DP steels showed extensive crash worthiness compared with other welding process .
 A.Hasanbasoglu,R.Ka resistance spot welding of dissimilar dp600 and dc54d#231;ar,Resistance spot weldability of dissimilar materials (AISI 316LDIN EN 10130-99 steels),Mater.Des.28 (6) (2007) 17941800. F.Hayat,The effects of the welding current on heat input,nugget geometry,and the mechanical and fractural properties of resistance spot welding on Mg/Al dissimilar materials Characteristics of the Resistance Spot Welding Joints in The characteristics of dissimilar thickness dual-phase steel DP780/DP600 resistance spot welding joints have been investigated.The experimental results reveal that the weld nugget of welded joint forms as-cast structure and consists of lath martensite with little ferrite,while the heat affected zone (HAZ) near the base metal of welded joint softened.
May 31,2019 resistance spot welding of dissimilar dp600 and dc54d#0183;The present study reports the effects of RSW process parameters like heating cycle,welding current and electrode tip diameter on the tensile shear strength and nugget size of dissimilar metal welding of 2205 duplex stainless steel (DSS) and AISI-316L stainless steel sheets.Tensile shear tests were conducted to access the tensile shear strength and associated physical variations of theCited by 29Publish Year 2017Author Xinjian Yuan,Ci Li,Jianbin Chen,Xiuyang Li,Xuebo Liang,Xueyu PanResistance spot welding of dissimilar DP600 and DC54D Resistance spot welding of dissimilar DP600 and DC54D steels.Author links open overlay panel Xinjian Yuan a Ci Li a Jianbin Chen a Xiuyang Li a Xuebo Liang a Xueyu Pan b.
Resistance spot welding of dissimilar DP600 and DC54D steels and the volume fraction of martensite in HAZ was higher than that in the DP600 base metal (BM).The HAZ of DC54DCited by 2Publish Year 2020Author Gorti Janardhan,Goutam Mukhopadhyay,Kaushal Kishore,Krishna DuttaFabrication of dissimilar Fe-Cu-C powder metallurgy Jul 01,2019 resistance spot welding of dissimilar dp600 and dc54d#0183;Resistance spot welding of dissimilar DP600 and DC54D steels J Mater Process Technol ,239 ( 2017 ) ,pp.31 - 41 Article Download PDF View Record in Scopus Google Scholar
Mar 09,2021 resistance spot welding of dissimilar dp600 and dc54d#0183;The effects of the welding current mode in resistance spot welding on the microstructure and mechanical properties of advanced high-strength steel dual-phase 590 (DP590) sheets were investigated.Results showed that a rough martensitic structure was formed in the weld zone of the sample welded via the single-pulsed mode,whereas the microstructure in the heat-affectedDissimilar resistance spot welding of DP600 dual phase and (2011).Dissimilar resistance spot welding of DP600 dual phase and AISI 1008 low carbon steels correlation between weld microstructure and mechanical properties.Ironmaking Steelmaking Vol.38,No.6,pp.471-480.
Feb 16,2021 resistance spot welding of dissimilar dp600 and dc54d#0183;The nugget diameter enlarges with the rise in input heat while performing resistance spot welding of steels DP600 and DC54D.Ferrite and martensite structure are identified .Steel AA6061 and brass H70 were welded.The report is presented as the construction of nugget is supported and strengthened by the conductive heat transfer .Experimental investigation on resistance spot welding of Abstract.In the present study,galvanized High Strength Interstitial Free (HIF) steel sheets,and Dual Phase (DP780) steel sheets were used for the investigations.Resistance spot weld joints were fabricated between dissimilar steel sheets.The variation in dynamic resistance (DR) with the change in welding process parameters such as weld current,weld time and electrode force were used for establishing the range of adequate weld
Influence of microstructure and weld size on the mechanical behaviour of dissimilar AHSS resistance spot welds V.H.Baltazar Hernandez*1,2,M.L.Kuntz1,M.I.Khan1 and Y.Zhou1 Resistance spot welds were produced in dissimilar combinations of advanced high strength steels.Influence of resistance spot welding process parameters on Vignesh,K,Elaya Perumal,A,Velmurugan,P.Optimization of resistance spot welding process parameters and microstructural examination for dissimilar welding of AISI 316L austenitic stainless steel and 2205 duplex stainless steel. Resistance spot welding of dissimilar DP600 and DC54D steels.
Jul 03,2019 resistance spot welding of dissimilar dp600 and dc54d#0183;Before welding,600- and 1000- grit sandpaper were selected to ground the sheet surfaces,and then the specimens were cleaned in acetone and dried.The welding was performed with a DN-50B spot welding machine with an electrode tip diameter of 8 mm.The welding schematic diagram is shown in figure 1.The following parameters that have direct Microstructure Evolution and Failure Modes of a Resistance Weld spots were produced by varying the main resistance spot welding parameters welding current,welding time and electrode compression force. 18 Yuan X,Li C,Chen J,Li X,Liang X,Pan X.Resistance spot welding of dissimilar DP600 and DC54D steels.Journal of Materials Processing Technology.2017;239:31-41.
Abstract In this study,resistance spot welding (RSW) experiments were performed in order to evaluate the microstructure and mechanical properties of single-lap joints between DP780 and DP600.The results show that the weld joints consist of three regions including base metal (BM),heat affected zone (HAZ) and fusion zone (FZ).The grain size and martensite volume fractions increase in the Optimization of resistance spot welding process parameters Request PDF Optimization of resistance spot welding process parameters of dissimilar DP600/AISI304 joints using the infrared thermal image processing
May 30,2018 resistance spot welding of dissimilar dp600 and dc54d#0183;Welding behaviour,microstructure and mechanical properties of dissimilar resistance spot welds between galvannealed HSLA350 and DP600 steels Sci.Technol.Weld.Join.,14 ( 2009 ) ,pp.616 - 625 CrossRef View Record in Scopus Google ScholarParametric study of the nugget growth in spot welding of May 24,2019 resistance spot welding of dissimilar dp600 and dc54d#0183;Resistance spot welding of dissimilar materials such as AISI 316LDIN EN 10130-99 steels,DP600 and DC54D steels,DP600 and AISI 304 steels were investigated.Results show that the size and nugget quality in welding of dissimilar metals are significantly different from welding of similar metals for equal or unequal thicknesses.
According to the analysis results,the welding time is determined as the most important welding parameters for the resistance spot welded TRIP800-DP600 dissimilar steels in equal sheet thickness.The welding parameter giving the highest strength by the Taguchi method was also determined.Optimum welding parameters specified by the Taqucchi methodResistance Spot Welding of Dissimilar Interstitial-Free May 26,2020 resistance spot welding of dissimilar dp600 and dc54d#0183;The primary aim of this investigation is to examine the resistance spot weldability of dissimilar interstitial-free (IF) and high-strength low-alloy (HSLA) steels.The effect of dynamic contact resistance on the nugget diameter is examined.The mechanical properties of the spot-welded specimens are investigated in both tensile shear and coach peel configurations.
Resistance spot welding experiments were conducted on dissimilar material combination of HSLA350/DP600 steels.The welds were characterised using optical and scanning electron microscopy.Resistance spot welding of dissimilar DP600 and DC54D Abstract The microstructure in the fusion zone (FZ) was determined to be full lath martensite because of the high cooling rate.The heat-affected zone (HAZ) of DP600 was divided into coarse-grained,fine-grained,and inter-critical zones,and the volume fraction of martensite in HAZ was higher than that in the DP600 base metal (BM).The HAZ of DC54D was characterized by the presence of
Jan 01,2017 resistance spot welding of dissimilar dp600 and dc54d#0183;Typical hardness profiles of DP600 and DC54D sides after RSW with 9 kA,14 cycles,and 2.6 kN kn (a) hardness distribution in the transverse direction and (b) hardness distribution in the vertical direction.For the DP600 side,the average hardness values in BM,HAZ,and FZ were 205,371,and 315 HV,respectively.Resistance spot welding of dissimilar DP600 and DC54D steelsTranslate this pageResistance spot welding of dissimilar DP600 and DC54D steels The microstructure in the fusion zone (FZ) was determined to be full lath martensite because of the high cooling rate.The heat-affected zone (HAZ) of DP600 was divided into coarse-grained,fine-grained,and inter-critical zones,and the volume fraction of martensite in HAZ was higher
A study was conducted to investigate the microstructure and the mechanical properties of dissimilar resistance spot welds between steel sheets of DP600 and DP1000 using different welding currents for automotive applications.Microstructural characterization,microhardness tests and tensile shear tests of the joints were conducted.
The formation of spot welds in high strength steel workpieces is improved by using welding electrodes with annular,or donut shaped welding tips for the formation of the molten metal weld pool at the weld site.The annular poll solidifies to form an annular weld nugget.Preferably the donut shaped nugget has an internal diameter that is no more than three-quarters of the outside diameter.WELDING RESEARCH Development of Requirements for WELDING RESEARCH 172-s NOVEMBER 2005 ABSTRACT.The resistance spot welding of two galvanized DP600 steels with 1.8 and 2.0-mm sheet thickness was investi-gated to enhance our understanding of weld fracture during a well-established au-tomotive quality control test.The effects of several process parameters (including weld current,weld time