A review on heat affected zone softening of dual-phase steels during laser welding

MS Khan, M Soleimani, ARH Midawi… - Journal of Manufacturing …, 2023 - Elsevier
The usage of dual-phase (DP) steels in the production of laser-welded blanks in the
automotive industry is of critical importance to the progression of passenger safety and …

Effects of heat input and martensite on HAZ softening in laser welding of dual phase steels

M Xia, E Biro, Z Tian, YN Zhou - ISIJ international, 2008 - jstage.jst.go.jp
Laser welds were made in three dual-phase (DP) alloys with ultimate tensile strengths
ranging from 450–980 MPa and varying microstructures to investigate effects of heat input …

Microstructure and mechanical properties of laser welded DP600 steel joints

N Farabi, DL Chen, J Li, Y Zhou, SJ Dong - Materials Science and …, 2010 - Elsevier
To reduce fuel consumption and greenhouse gas emissions, dual phase (DP) steels have
been considered for automotive applications due to their higher tensile strength, better initial …

Tensile and fatigue properties of fiber laser welded high strength low alloy and DP980 dual-phase steel joints

W Xu, D Westerbaan, SS Nayak, DL Chen, F Goodwin… - Materials & Design, 2013 - Elsevier
The study was aimed at evaluating the microstructure and mechanical properties of high-
speed fiber laser welded high strength low alloy (HSLA) and DP980 dual-phase steel joints …

Microstructure and mechanical properties of resistance spot welded advanced high strength steels

K MI, K ML, E Biro, Y Zhou - Materials Transactions, 2008 - jstage.jst.go.jp
Resistance spot welding (RSW) is the predominant welding technique used for joining steel
in automotive applications. New developments in advanced high strength steels (AHSS) …

Effect of energy input on the microstructure and properties of butt joints in DP1000 steel laser welding

J Wang, L Yang, M Sun, T Liu, H Li - Materials & Design, 2016 - Elsevier
This paper investigated the effect of energy input on the microstructure and properties of
DP1000 steel butt joint using laser welding. As the energy input decreased, the weld bead …

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 …

Microstructure and fatigue properties of fiber laser welded dissimilar joints between high strength low alloy and dual-phase steels

D Parkes, W Xu, D Westerbaan, SS Nayak, Y Zhou… - Materials & Design, 2013 - Elsevier
The aim of this study was to evaluation the microstructure and fatigue properties of welded
joints made with fiber laser welding (FLW) on a high strength low alloy (HSLA) and dual …

Microstructure and dynamic tensile behavior of DP600 dual phase steel joint by laser welding

D Dong, Y Liu, Y Yang, J Li, M Ma, T Jiang - Materials Science and …, 2014 - Elsevier
Dual phase (DP) steels have been widely used in the automotive industry to reduce vehicle
weight and improve car safety. In such applications welding and joining have to be involved …

Microstructure and fatigue performance of single and multiple linear fiber laser welded DP980 dual-phase steel

W Xu, D Westerbaan, SS Nayak, DL Chen… - Materials Science and …, 2012 - Elsevier
The aim of this study was to identify the effect of fiber laser welding (FLW) on the
microstructure, hardness, tensile properties and fatigue performance of high-strength …