Study on Crack Closure Considering Welding Residual Stress Under Constant Amplitude Loading and Overloading
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Marine Science and Application"
DOI: 10.1007/s11804-020-00144-4
Abstract: Welding residual stress in the engineering structure has a non-negligible influence on crack propagation, and crack closure is a significant factor affecting the crack propagation. Based on the elastoplastic finite element method and crack closure… read more here.
Keywords: residual stress; stress; crack; crack closure ... See more keywords
Residual Stress Release and Its Effects on the Fatigue Strength of Typical Welded Joints in Cone-Cylinder Pressure Structures
Sign Up to like & getrecommendations! Published in 2021 at "Applied Ocean Research"
DOI: 10.1016/j.apor.2021.102673
Abstract: Abstract Submergence and buoyancy may cause fatigue damage to cone-cylinder pressure structures (CCPSs). High-strength steel structures are prone to generating larger welding residual stress, which affects their fatigue strength and safety assessment. Therefore, it is… read more here.
Keywords: residual stress; welded joints; stress; fatigue strength ... See more keywords
Dynamic response analysis-based fatigue evaluation of rib-to-deck welds considering welding residual stress
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2019.105249
Abstract: Abstract The coupling effects of welding residual stress (WRS), vehicle load and speed are investigated. The microhardness test was conducted to evaluate the WRS. The transient analysis-based model was developed to investigate the dynamic stress… read more here.
Keywords: dynamic response; residual stress; stress; analysis based ... See more keywords
The effect of initial stress induced during the steel manufacturing process on the welding residual stress in multi-pass butt welding
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Naval Architecture and Ocean Engineering"
DOI: 10.1016/j.ijnaoe.2017.02.007
Abstract: Abstract A residual stress generated in the steel structure is broadly categorized into initial residual stress during manufacturing steel material, welding residual stress caused by welding, and heat treatment residual stress by heat treatment. Initial… read more here.
Keywords: initial stress; residual stress; stress; welding residual ... See more keywords
Experimental and numerical study on welding residual stress of U-rib stiffened plates
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Constructional Steel Research"
DOI: 10.1016/j.jcsr.2020.106362
Abstract: Abstract Welding residual stress is inherent to welding of U-rib stiffened plates and it is a “fact of life” that must be accounted for by designers. In this study, the welding residual stresses of U-rib… read more here.
Keywords: rib stiffened; stiffened plates; residual stress; stress ... See more keywords
Finite element and experiment analysis of welding residual stress in S355J2 steel considering the bainite transformation
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Manufacturing Processes"
DOI: 10.1016/j.jmapro.2020.12.029
Abstract: Abstract This paper investigated the residual stress distribution and evolution in single-pass bead-on-plate TIG welding of S355J2 steel using the coupled thermo-metallurgical-mechanical model. The metallurgical calculation was based on parameterizing the continuous heating transformation and… read more here.
Keywords: s355j2 steel; transformation; residual stress; stress ... See more keywords
Evaluating stress intensity factors for surface cracks in an orthotropic steel deck accounting for the welding residual stresses
Sign Up to like & getrecommendations! Published in 2020 at "Theoretical and Applied Fracture Mechanics"
DOI: 10.1016/j.tafmec.2020.102827
Abstract: Abstract The welding residual stresses (WRSs) in an orthotropic steel deck were investigated via experimental measurement and finite-element simulation. Both the surface and through-thickness WRSs were obtained. The simulated residual stress fields were in reasonable… read more here.
Keywords: welding residual; steel deck; orthotropic steel; residual stresses ... See more keywords
Experimental study on the determination of welding residual stress in rib-deck weld by sharp indentation testing
Sign Up to like & getrecommendations! Published in 2021 at "Thin-walled Structures"
DOI: 10.1016/j.tws.2021.107516
Abstract: Abstract Implementing accurate fatigue evaluation of rib-deck welds in orthotropic steel decks (OSDs) has become a focus in recent years. In light of the considerable effect of the welding residual stress (WRS), the surface WRS… read more here.
Keywords: rib; residual stress; rib deck; crack ... See more keywords
EXPERIMENTAL STUDY OF WELDING RESIDUAL STRESS OF HIGH-STRENGTH SHIPBUILDING STEEL
Sign Up to like & getrecommendations! Published in 2019 at "Brodogradnja"
DOI: 10.21278/brod70202
Abstract: Ships are large welded structures. Welding residual stress (WRS) significantly impacts the mechanical properties of the structure. The plate and cylinder models welded by electrode welding (EW) and submerged arc welding (SAW) were designed to… read more here.
Keywords: residual stress; strength shipbuilding; stress; high strength ... See more keywords
Welding Residual Stress Elimination Technique in the Top Chord of Main Truss of Steel Truss Bridge
Sign Up to like & getrecommendations! Published in 2023 at "Buildings"
DOI: 10.3390/buildings13051267
Abstract: The large-amplitude fluctuations of ultrasound in high-energy ultrasonic stress relieving cause the crystal grains or lattices in the high residual stress zone to vibrate or creep alternately. This triggers secondary effects such as ultrasonic softening… read more here.
Keywords: stress; residual stress; chord main; elimination technique ... See more keywords