Nugget Formation and Characterization of Effect of Cover Plate on the Formation of Solidification Defects in Resistance Spot Welding of Dissimilar Al6016/HC420LA Steel
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DOI: 10.1002/adem.201901520
Abstract: Herein, 6016 aluminum alloy is joined to HC420LA high‐strength steel by resistance spot welding technology with two kinds of cover plates. The morphology and microstructure of the joint are observed by optical microscopy and scanning… read more here.
Keywords: microscopy; solidification; resistance spot; solidification defects ... See more keywords
Functional clustering methods for resistance spot welding process data in the automotive industry
Sign Up to like & getrecommendations! Published in 2021 at "Applied Stochastic Models in Business and Industry"
DOI: 10.1002/asmb.2648
Abstract: Quality assessment of resistance spot welding (RSW) joints of metal sheets in the automotive industry is typically based on costly and lengthy off-line tests that are unfeasible on the full production, especially on large scale.… read more here.
Keywords: clustering methods; spot; industry; process ... See more keywords
Characterization of Static Performance and Failure of Resistance Spot Welds of High-Strength and Press-Hardened Steels
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Engineering and Performance"
DOI: 10.1007/s11665-019-03988-2
Abstract: The static performances and failure characteristics of resistance spot welds (RSW) of steel sheets were studied in this work. Both similar and dissimilar joints of press-hardened steel grade 22MnB5 and as-rolled high-strength steel grade 1000… read more here.
Keywords: high strength; spot welds; steel; resistance spot ... See more keywords
Shrinkage Void Formation in Resistance Spot Welds: Its Effect on Advanced High-Strength-Steel Weld Strength and Failure Modes
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DOI: 10.1007/s11665-019-04465-6
Abstract: Among various defects formed in resistance spot welds of advanced high-strength steels (AHSSs), shrinkage void (cavity) is the least addressed topic. Although cavities are formed in numerous sizes and shapes, their influence on the strength… read more here.
Keywords: strength; spot welds; cavity; resistance spot ... See more keywords
Microstructural Analysis of Cavity Formed in Advanced High-Strength Steel Resistance Spot Welds
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Engineering and Performance"
DOI: 10.1007/s11665-020-05139-4
Abstract: Resistance spot welding (RSW) is an autogenous welding process used to lap weld sheet metals. The coalescence obtained by melting and solidifying a small region by passing very high currents using copper electrodes is known… read more here.
Keywords: strength; spot; analysis; cavity ... See more keywords
Optimization of pulsed current in resistance spot welding of Zn-coated hot-stamped boron steels
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-019-0313-2
Abstract: Metallic coatings have been widely used for hot-stamped boron steel in automotive applications. Surface coating in hot-stamped boron steels has improved corrosion resistance. However, a thick coating layer degrades resistance spot weldability. In the case… read more here.
Keywords: stamped boron; resistance spot; hot stamped; resistance ... See more keywords
Effect of Welding Time on Resistance Spot Weldability of Aluminum 5052 Alloy
Sign Up to like & getrecommendations! Published in 2018 at "Metals and Materials International"
DOI: 10.1007/s12540-018-0179-3
Abstract: In the study, the effect of welding time on resistance spot weldability of aluminum 5052-H32 alloy was analyzed through simulation and experiments. The resistance spot weldability was evaluated by measuring the tensile shear strength, nugget… read more here.
Keywords: spot weldability; aluminum 5052; welding time; time ... See more keywords
Investigating Mechanical Properties of Small Scale Resistance Spot Welding of a Nickel Based Superalloy through Statistical DOE
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DOI: 10.1007/s40799-017-0221-2
Abstract: Nowadays small scale resistance spot welding is used frequently because of the requirements of miniaturization in industries. It is known that contact resistance is the most essential factor in heat generation process. In this study… read more here.
Keywords: resistance spot; resistance; spot welding; small scale ... See more keywords
Fracture mechanism and strength evaluation of Al5052/CFRP joint produced by coaxial one-side resistance spot welding
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DOI: 10.1016/j.compstruct.2020.112766
Abstract: Abstract Carbon fibre reinforced plastics (CFRP) and Al5052 sheets were joined by coaxial one-side resistance spot welding (COS-RSW). The cross-section features and mechanical behaviour of the joints in single lap shear (SLS) test were investigated.… read more here.
Keywords: strength; one side; coaxial one; resistance spot ... See more keywords
Optimization of resistance spot brazing process parameters in AHSS and AISI 304 stainless steel joint using filler metal
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DOI: 10.1016/j.dt.2019.03.005
Abstract: Abstract The aim of this research study was to determine optimal resistance spot brazing parameters for joining between AHSS and AISI 304 stainless steel by using filler metal. The key parameters investigated in this study… read more here.
Keywords: aisi 304; stainless steel; resistance spot; ahss aisi ... See more keywords
Improvement of resistance-spot-welded joints for DP 600 steel and A5052 aluminum alloy with Zn slice interlayer
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DOI: 10.1016/j.jmapro.2017.10.009
Abstract: Abstract The microstructure and mechanical properties of resistance spot welded DP 600 advanced high strength steel and A5052 aluminum alloy joint were improved with 50 μm Zn slice interlayer. The results showed that the fusion zone… read more here.
Keywords: a5052 aluminum; spot welded; slice interlayer; interlayer ... See more keywords