In-situ observation of microcrack initiation and damage nucleation modes on the HAZ of laser-welded DP1180 joint

J Xue, W Guo, J Yang, M Xia, G Zhao, C Tan… - Journal of Materials …, 2023 - Elsevier
In-situ SEM can intuitively observe the changes in microstructure and microcrack initiation
during the deformation process of the specimen. In this paper, the microstructural evolution …

Microstructure and fracture behavior of laser welded joints of DP steels with different heat inputs

XN Wang, Q Sun, Z Zheng, HS Di - Materials Science and Engineering: A, 2017 - Elsevier
Abstract 800 MPa strength cold rolled annealed DP steels was welded by different heat
inputs (6–66 J/mm) using 6 kW fiber laser, to study the microstructure and fracture behavior …

Microstructural evolution and deformation behavior of fiber laser welded QP980 steel joint

W Li, L Ma, P Peng, Q Jia, Z Wan, Y Zhu… - Materials Science and …, 2018 - Elsevier
Advanced high strength steels for the auto industry are in high demand regarding the
development of new type of steels, reliable and economic welding techniques, etc. In this …

A study of the softening mechanisms of laser-welded DP1000 steel butt joints

J Wang, L Yang, M Sun, T Liu, H Li - Materials & Design, 2016 - Elsevier
Joint softening occurs in the laser-welded joints of many types of dual-phase steels that are
used in automobile structures and weakens the joints' mechanical properties. This paper …

Cryogenic formability of a solution-treated aluminum alloy sheet at low temperatures

S Yuan, W Cheng, W Liu - Journal of Materials Processing Technology, 2021 - Elsevier
In this paper, the analysis of the necking and limit strains of a solution-treated aluminum
alloy sheet at extreme low temperatures is performed using a newly-designed test apparatus …

The impact of welding heat input on microstructure, micro-texture, and mechanical properties of stir zone in friction stir welded DP600 steel

H Ashrafi, M Shamanian, M Sanayei, F Farhadi… - Materials Today …, 2023 - Elsevier
In this research, the impact of the heat input (HI) used during friction stir welding (FSW) on
the microstructure, micro-texture and mechanical properties of DP600 steel was examined …

Limiting drawing ratio and deep drawing behavior of dual phase steel tailor welded blanks: FE simulation and experimental validation

K Bandyopadhyay, SK Panda, P Saha… - Journal of materials …, 2015 - Elsevier
Strain localization and premature splitting in the vicinity of outer heat affected zone is a
major concern in the formability performance of laser welded similar material dual phase …

Microstructures, forming limit and failure analyses of inconel 718 sheets for fabrication of aerospace components

K Sajun Prasad, SK Panda, SK Kar, M Sen… - Journal of Materials …, 2017 - Springer
Recently, aerospace industries have shown increasing interest in forming limits of Inconel
718 sheet metals, which can be utilised in designing tools and selection of process …

Texture analysis and joint performance of laser-welded similar and dissimilar dual-phase and complex-phase ultra-high-strength steels

AK Pramanick, H Das, JW Lee, Y Jung, HH Cho… - Materials …, 2021 - Elsevier
Microstructural analysis based on texture patterns and an evaluation of high-cycle fatigue
performance of laser-welded similar and dissimilar ultra-high-strength dual-phase (DP) and …

Microstructure and mechanical properties of electron beam welded dissimilar steel to Fe–Al alloy joints

SK Dinda, MB Sk, GG Roy, P Srirangam - Materials Science and …, 2016 - Elsevier
Electron beam welding (EBW) technique was used to perform dissimilar joining of plain
carbon steel to Fe–7% Al alloy under three different weld conditions such as with beam …