Environmental degradation of structural materials in liquid lead-and lead-bismuth eutectic-cooled reactors

X Gong, MP Short, T Auger… - Progress in materials …, 2022 - Elsevier
Liquid lead (Pb)-and lead–bismuth eutectic (LBE)-cooled fast neutron reactors (Gen-IV
LFRs) are one of the most technologically mature fission reactor technologies, due to their …

Pathway to understand liquid metal embrittlement (LME) in Fe-Zn couple: From fundamentals toward application

MH Razmpoosh, C DiGiovanni, YN Zhou… - Progress in Materials …, 2021 - Elsevier
Liquid metal embrittlement (LME) has been reported in many structural materials including
steel, aluminum, brass, and nickel during hot-working processes eg welding, hot …

[HTML][HTML] Hybrid resistance-laser spot welding of aluminum to steel dissimilar materials: Microstructure and mechanical properties

M Li, W Tao, J Zhang, Y Wang, S Yang - Materials & Design, 2022 - Elsevier
In this work, an innovative hybrid resistance spot-laser welding process, which first conducts
resistance spot welding of aluminum and steel dissimilar materials, followed by laser spot …

Liquid metal embrittlement during resistance spot welding of Zn-coated high-strength steels

D Bhattacharya - Materials Science and Technology, 2018 - journals.sagepub.com
Liquid Zn-assisted embrittlement during resistance spot welding of Zn-coated high strength
steels induces risks of surface cracking. This paper presents a state-of-the-art review on the …

Liquid metal embrittlement-free welds of Zn-coated twinning induced plasticity steels

R Ashiri, M Shamanian, HR Salimijazi, MA Haque… - Scripta Materialia, 2016 - Elsevier
The high electrical resistivity of twinning induced plasticity steels makes their resistance spot
welding difficult and limits their weldability. Meanwhile, liquid metal embrittlement of Zn …

Atomic-scale investigation of liquid-metal-embrittlement crack-path: revealing mechanism and role of grain boundary chemistry

MH Razmpoosh, B Langelier, E Marzbanrad, HS Zurob… - Acta Materialia, 2021 - Elsevier
Although a high population of grain boundaries in polycrystalline materials improves
structural strength, it increases risk of grain boundary-based degradations such as liquid …

The effect of silicon content on liquid-metal-embrittlement susceptibility in resistance spot welding of galvanized dual-phase steel

AG Kalashami, C DiGiovanni, MH Razmpoosh… - Journal of Manufacturing …, 2020 - Elsevier
Liquid metal embrittlement (LME) can have a significant effect on the mechanical properties
of resistance spot welding (RSW) advanced high strength steels (AHSS). An understanding …

The influence of alloying on Zn liquid metal embrittlement in steels

D Scheiber, K Prabitz, L Romaner, W Ecker - Acta Materialia, 2020 - Elsevier
In this study we investigate Zn liquid metal embrittlement at Fe grain boundaries (GBs) by
employing ab initio density functional theory (DFT) simulations. We consider three different …

Role of spot weld electrode geometry on liquid metal embrittlement crack development

C DiGiovanni, L He, U Pistek, F Goodwin, E Biro… - Journal of Manufacturing …, 2020 - Elsevier
Advanced high strength steels (AHSS) used in automotive structural components are
commonly protected using zinc coatings. However, the steel/zinc system creates the …

Liquid metal embrittlement of resistance spot welded 1180 TRIP steel: effect of electrode force on cracking behavior

DY Choi, A Sharma, SH Uhm, JP Jung - Metals and Materials International, 2019 - Springer
Liquid metal embrittlement (LME) caused cracking of Galvanized transformation induced
plasticity steels was investigated during resistance spot welding (RSW). Effect of electrode …