Liquid metal embrittlement of galvanized TRIP steels in resistance spot welding

WS Jeon, A Sharma, JP Jung - Metals, 2020 - mdpi.com
Liquid metal embrittlement (LME) in Zn-coated steels is a serious issue in automotive
design. The risk of rising LME surface cracks in resistance spot welding (RSW) of Zn-coated …

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 …

A review of current LME test methods and suggestions for developing a standardized test procedure

C DiGiovanni, E Biro - Welding in the World, 2021 - Springer
To improve automotive fuel economy, automobile manufacturers are minimizing the weight
of the body-in-white. To do this, they are adopting new 3rd generation advanced high …

[HTML][HTML] Influence of expulsion and heat extraction resulting from changes to electrode force on liquid metal embrittlement during resistance spot welding

S Song, M Shojaee, ARH Midawi, O Sherepenko… - Journal of Materials …, 2023 - Elsevier
Zinc coatings are generally utilized for manufacturing corrosion-resistant advanced high-
strength steels (AHSS). However, in new third generation AHSS (3G-AHSS), zinc from the …

[HTML][HTML] Fracture modeling of resistance spot welded ultra-high-strength steel considering the effect of liquid metal embrittlement crack

Y Ma, Y Yu, P Geng, R Ihara, K Maeda, R Suzuki… - Materials & Design, 2021 - Elsevier
Zinc-coated ultra-high-strength steel (UHSS) sheets are highly susceptible to liquid metal
embrittlement (LME) during resistance spot welding. However, systematic understanding on …

Occurrence of sub-critical heat affected zone liquid metal embrittlement in joining of advanced high strength steel

C DiGiovanni, AG Kalashami, F Goodwin, E Biro… - Journal of Materials …, 2021 - Elsevier
Advanced high strength steels (AHSS) used in automotive structural components are
commonly protected using zinc coatings. However, the steel/zinc system creates the …

Avoidance of liquid metal embrittlement during resistance spot welding by heat input dependent hold time adaption

C Böhne, G Meschut, M Biegler… - Science and Technology …, 2020 - Taylor & Francis
Liquid metal embrittlement (LME) cracking can occur during resistance spot welding (RSW)
in zinc-coated advanced high-strength steels (AHSS) for automotive production. In this …

Zn penetration and its coupled interaction with the grain boundary during the resistance spot welding of the QP980 steel

W Dong, H Pan, M Lei, K Ding, Y Gao - Scripta Materialia, 2022 - Elsevier
The liquid metal embrittlement (LME) defect in the Zn-coated high-strength steels is
intimately associated with the formation of Fe-Zn intermetallic compounds (IMCs). The …

Effects of various strength defects of spot weld on the connection strength under both static and cyclic loading conditions: empirical and numerical investigation

MA Ganjabi, GH Farrahi, K Reza Kashyzadeh… - … International Journal of …, 2023 - Springer
During the spot welding process, it is always possible to be made defects, and the most
important reasons for defects can be due to incorrect settings of current, force, and time. In …

Numerical modeling of liquid metal embrittlement initiation during resistance spot welding of third generation advanced high strength steel–Effect of welding schedule …

F Okigami, N Avedissian, H Ghassemi-Armaki… - Journal of Manufacturing …, 2024 - Elsevier
Third generation (GEN3) advanced high-strength steels are increasingly used to reduce
vehicle body structure weight for improved fuel economy. Zinc-induced liquid metal …