J. Mater. Sci. Technol. ›› 2017, Vol. 33 ›› Issue (7): 630-636.DOI: 10.1016/j.jmst.2017.02.003
Special Issue: 2017-2018年Mg合金专题
• Orginal Article • Previous Articles Next Articles
Li Zhenlianga*(), Liu Feia, Yuan Aipinga, Duan Baoyub, Li Yimingb, Li Xiaoweib
Received:
2016-06-24
Revised:
2016-10-16
Accepted:
2016-11-15
Online:
2017-07-20
Published:
2017-08-29
Contact:
Li Zhenliang
Li Zhenliang, Liu Fei, Yuan Aiping, Duan Baoyu, Li Yiming, Li Xiaowei. Effect of rolling deformation on microstructure and texture of spray-deposited magnesium alloy containing Mg-Nd-Zn typed LPSO[J]. J. Mater. Sci. Technol., 2017, 33(7): 630-636.
Pass reduction | Original thickness (mm) | Final thickness (mm) |
---|---|---|
5% | 7.77 | 7.38 |
10% | 7.87 | 7.08 |
15% | 7.96 | 6.77 |
Table 1 Original and final sizes of as-rolled sheets.
Pass reduction | Original thickness (mm) | Final thickness (mm) |
---|---|---|
5% | 7.77 | 7.38 |
10% | 7.87 | 7.08 |
15% | 7.96 | 6.77 |
Fig. 2. Microstructure images of Mg alloy: (a) optical image of the as-extruded billets at 340 °C, and (b-d) SEM images of as-rolled sheets at respective pass reduction of ε = 5%, 10%, and 15% at 350 °C (ε: pass reduction).
Mass fraction (%) | Atomic fraction (%) | ||||||||
---|---|---|---|---|---|---|---|---|---|
Mg | Al | Ca | Nd | Zn | Mg | Al | Ca | Nd | Zn |
43.53 | 38.06 | 16.30 | 1.20 | 0.91 | 51.40 | 43.74 | 3.50 | 0.93 | 0.43 |
Table 2 EDS results of particles A in Fig. 2(b).
Mass fraction (%) | Atomic fraction (%) | ||||||||
---|---|---|---|---|---|---|---|---|---|
Mg | Al | Ca | Nd | Zn | Mg | Al | Ca | Nd | Zn |
43.53 | 38.06 | 16.30 | 1.20 | 0.91 | 51.40 | 43.74 | 3.50 | 0.93 | 0.43 |
Fig. 3. TEM images and structural analysis of second phase in Mg alloys after rolling deformation at 350 °C and various pass reduction (ε): (a and b) 5%, (c and d) 10%, (e and f) 15%, and (g) SAED pattern of second phase particle B in Fig. 3(a), and (h) SAED pattern of lamellar second phase C in Fig. 3(b).
Area | Mass fraction (%) | Atomic fraction (%) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Mg | Al | Ca | Nd | Zn | Mg | Al | Ca | Nd | Zn | |
B | 4.78 | 37.53 | 42.45 | 11.99 | 3.25 | 7.17 | 49.93 | 38.12 | 2.99 | 1.79 |
C | 19.4 | 37.21 | 16.54 | 15.87 | 10.98 | 36.42 | 28.57 | 18.81 | 9.6 | 6.6 |
D | 24.07 | 32.57 | 27.25 | 12.44 | 3.67 | 32.79 | 39.93 | 22.55 | 2.86 | 1.87 |
Table 3 EDS results of B in Fig. 3(a), C in Fig. 3(b) and D in Fig. 3(f).
Area | Mass fraction (%) | Atomic fraction (%) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Mg | Al | Ca | Nd | Zn | Mg | Al | Ca | Nd | Zn | |
B | 4.78 | 37.53 | 42.45 | 11.99 | 3.25 | 7.17 | 49.93 | 38.12 | 2.99 | 1.79 |
C | 19.4 | 37.21 | 16.54 | 15.87 | 10.98 | 36.42 | 28.57 | 18.81 | 9.6 | 6.6 |
D | 24.07 | 32.57 | 27.25 | 12.44 | 3.67 | 32.79 | 39.93 | 22.55 | 2.86 | 1.87 |
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