A comparative study of pulsed laser and pulsed TIG welding of Ti-5Al-2.5Sn titanium alloy sheet
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TLDR
In this paper, the influence of welding phenomenon on the microstructure, micro-hardness, tensile properties, surface and sub-surface residual stress distribution and deformation and distortion of both the weldments were studied.About:
This article is published in Journal of Materials Processing Technology.The article was published on 2017-04-01 and is currently open access. It has received 57 citations till now. The article focuses on the topics: Heat-affected zone & Welding.read more
Figures
Fig. 5. Surface appearance of top side of weldments (a) P-TIG and (b) P-LBW. 
Fig. 12. Percent relieved strain vs. normalized hole depth for P-LBW weldment at (a) 3mm (b) 8mm (c) 13mm (d) 18mm and (e) 23mm distance from weld center line. 
Fig. 17. (a) Angular deformation (b) deformation along transverse direction and (c) transverse shrinkage. 
Fig. 8. Microstructures of different zones of P-LBW weldment (a) FZ and (b) FZ/HAZ/PM interfaces. 
Fig. 7. Microstructures of different zones of P-TIG weldment (a) PM/HAZ interface (b) HAZ/FZ interface and (c) FZ. 
Table 2 Welding parameters for P-LBW and P-TIG.
Citations
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Journal ArticleDOI
A review on laser beam welding of titanium alloys
TL;DR: In this paper, the laser beam welding of similar and dissimilar titanium alloys is reviewed, focusing on the influence of the processing parameters, microstructure-property relationship, metallurgical defects, and possible remedies.
Journal ArticleDOI
Current research and development status of dissimilar materials laser welding of titanium and its alloys
M. M. Quazi,Mahadzir Ishak,M.A. Fazal,A. Arslan,Saeed Rubaiee,Abdullah Qaban,M. H. Aiman,Tipu Sultan,M. M. Ali,Sunusi Marwana Manladan +9 more
TL;DR: In this paper, a detailed review of laser welding of titanium alloys with corresponding dissimilar counterparts including steel, aluminium, magnesium, nickel, niobium, copper, etc.
Asymptotic residual stresses in butt-welded joints under fatigue loading
TL;DR: In this paper, the effect of fatigue loading on the asymptotic residual stress redistribution near the weld toe of a butt-welded joint is studied by means of numerical simulations.
Journal ArticleDOI
Study of microstructure, mechanical properties and residual stresses in full penetration electron beam welded Ti-5Al-2.5Sn alloy sheet
TL;DR: In this article, electron beam welding was used to weld Ti-5Al-2.5Sn alloy sheet with welding current ranging from 14-mA to 20-mA, and the welding current had a significant influence on the weld pool width, micro-hardness and grain size in the fusion zone.
Journal ArticleDOI
Comparison of residual stress induced by TIG and LBW in girth weld of AISI 304 stainless steel pipes
TL;DR: In this article, a combined heat source model involving two-part conical models and a cylindrical model was dramatically developed to predict the thermal process of laser beam welding, and a double ellipsoid heat source was employed to simulate the tungsten inert gas welding process.
References
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Book
Materials Properties Handbook: Titanium Alloys
TL;DR: The Materials Properties Handbook: Titanium Alloys as discussed by the authors provides a data base for information on titanium and its alloys, and the selection of specific alloys for specific applications, including applications, physical properties, corrosion, mechanical properties (including design allowances where available), fatigue, fracture properties, and elevated temperature properties.
Book ChapterDOI
Titanium and Titanium Alloys
TL;DR: In this paper, various methods used to treat titanium and titanium alloys for adhesive bonding are discussed, including anodize process, Turco 5578, liquid hone/Pasa-Jell 107 process, dry hone/pasa-jell107 process, alkaline peroxide process and stabilized phosphate-fluoride process.
Journal ArticleDOI
Phase transformations during cooling in α+β titanium alloys
TL;DR: In this article, a simplified methodology for investigating the effects of cooling rate from elevated temperature on phase transformations observed in α+β titanium alloys is described, which involves adaptation and refinement of a circumferentially insulated and instrumented Jominy end quench bar, time-temperature profiles obtained during cooling at locations along the bar length providing a complete thermal history.
Journal ArticleDOI
Methods of measuring residual stresses in components
TL;DR: In this paper, the authors classify different residual stresses measurement methods and provide an overview of some of the recent advances in this area to help researchers on selecting their techniques depending on their application and the availabilities of those techniques.