Effect of micromorphology at the fatigue crack tip on the crack growth in electron beam welded Ti-6Al-4V joint

J Tao, S Hu, L Ji - Materials Characterization, 2016 - Elsevier
In this paper, we describe experiments on welded joints of Ti-6Al-4V alloy specimens
exhibiting fatigue characteristics in the base metal (BM), hot affected zone (HAZ) and fuse …

Effects of the heterogeneity in the electron beam welded joint on fatigue crack growth in Ti–6Al–4V alloy

X Li, S Hu, J Xiao, L Ji - Materials Science and Engineering: A, 2011 - Elsevier
The heterogeneity of electron beam (EB)-welded joints in thick Ti–6Al–4V alloy plates is
defined and described. The microstructure, hardness, and fatigue crack growth rate (FCGR) …

Correlation of fatigue properties and microstructure in investment cast Ti-6Al-4V welds

J Oh, NJ Kim, S Lee, EW Lee - Materials Science and Engineering: A, 2003 - Elsevier
The effect of microstructural characteristics on high-cycle fatigue properties and fatigue crack
propagation behavior of welded regions of an investment cast Ti-6Al-4V were investigated …

The influences of precrack orientations in welded joint of Ti–6Al–4V on fatigue crack growth

X Wang, Q Shi, X Wang, Z Zhang - Materials Science and Engineering: A, 2010 - Elsevier
Ti–6Al–4V lamella microstructure obtained by β annealing, which had slow fatigue crack
propagation rate and high propagation resistance, was used as base metal and welded by …

Ti–6Al–4V welded joints via electron beam welding: Microstructure, fatigue properties, and fracture behavior

X Yang, S Li, H Qi - Materials Science and Engineering: A, 2014 - Elsevier
The effect of microstructural characteristics on the fatigue properties of electron beam-
welded joints of forged Ti–6Al–4V and its fracture behavior were investigated. Tensile tests …

Tensile and fatigue behavior of electron beam welded dissimilar joints of Ti–6Al–4V and IMI834 titanium alloys

SQ Wang, WY Li, Y Zhou, X Li, DL Chen - Materials Science and …, 2016 - Elsevier
The aim of this study was to evaluate the microstructure, hardness, tensile and fatigue
properties of electron beam welded dissimilar joints between Ti–6Al–4V and IMI834 (Ti–6Al …

Initiation and propagation mechanism of fatigue crack in ultra-thick titanium alloy vacuum electron beam welding joint

J Long, LJ Zhang, YQ Liu, DA Deng… - Engineering Failure …, 2024 - Elsevier
The investigation delved into the fatigue properties across various layers of joints in a 130-
mm-thick Ti6Al4V-damage tolerance titanium alloy, which had been fabricated through …

Zoning study on the fatigue crack propagation behaviors of a double-sided electron beam welded joint of TC4 titanium alloy with the thickness of 140 mm

J Long, LJ Zhang, J Ning, ZX Ma, SL Zang - International Journal of Fatigue, 2021 - Elsevier
This study investigated fatigue crack propagation rates in the base metal (BM), heat affected
zone (HAZ) and weld metal (WM) of a double-sided electron beam welded (EBW) joint of Ti …

Fusion zone microstructure and fatigue crack growth behaviour in Ti-6Al-4V alloy weldments

KK Murthy, NB Potluri, S Sundaresan - Materials science and …, 1997 - Taylor & Francis
The fatigue crack growth resistance of α–β titanium alloys can be altered by microstructural
modification. During welding, the fusion zone microstructure depends on cooling rate. In the …

[引用][C] High-cycle fatigue properties of investment cast Ti-6Al-4V alloy welds

J Oh, NJ Kim, S Lee, EW Lee - Journal of materials science letters, 2001 - Springer
Recently, investment casting of Ti-6Al-4V alloys has been emerging as an excellent
technology to fabricate complicated parts of airplanes [1, 2]. For this investment casting …