Chinese Optics Letters, Volume. 16, Issue 6, 061401(2018)
Investigation of latest generation pulsed fiber laser in dissimilar joining of Al and Mg alloys
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Fig. 1. (a) Schematic representation of the experimental setup; (b) an illustration of the line scanning distance and beam overlap; (c) an illustration of the tensile test sample.
Fig. 2. (a) SEM picture of the cross section of the weld seam; (b) an EDS mapping picture of the weld seam; (c) a micrograph with a higher magnification of the zone indicated in (b).
Fig. 3. (a) Microstructure of the weld seam; (b) magnified morphology of the weld seam; (c) the line scanning result.
Fig. 5. (a) Tensile shear strength of Mg–Al joints and substrates; (b) Mg–Al specimen after the tensile shear test; (c) an SEM image of the fractured surface.
Table 1. Chemical Compositions (%, Mass Fraction) of AZ31B and 1050 Alloys
View tableView in ArticleTable 1. Chemical Compositions (%, Mass Fraction) of AZ31B and 1050 Alloys
Material Al Zn Mn Si Fe Cu Ca Cr Mg Other AZ31B 2.5-3.5 0.6-1.4 0.2 0.1 0.005 0.05 0.04 — Bal 0.3 1050 Bal 0.050 0.05 0.25 0.4 0.05 — — 0.05 0.15
Table 2. Composition (%, Atomic Fraction) of the Phases Indicated in Figs. 2(c) and 3(b)
View tableView in ArticleTable 2. Composition (%, Atomic Fraction) of the Phases Indicated in Figs. 2(c) and 3(b)
Point Mg Al Possible Phases 1 37 63 -Al solid solution and 2 52 48 and 3 80 20 -Mg solid solution and
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Qiong Gao, Sonia Meco, Kehong Wang, Qi Zhou, Shun Guo, Supriyo Ganguly, "Investigation of latest generation pulsed fiber laser in dissimilar joining of Al and Mg alloys," Chin.Opt.Lett. 16, 061401 (2018)
Paper Information
Category: Lasers and Laser Optics
Received: Jan. 16, 2018
Accepted: Apr. 3, 2018
Published Online: Jul. 2, 2018
The Author Email: Kehong Wang (wkh1602@163.com)
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