Acta Metallurgica Sinica (English Letters) ›› 2017, Vol. 30 ›› Issue (11): 1135-1144.DOI: 10.1007/s40195-017-0654-8
Special Issue: 2016-2017镁合金虚拟专辑
• Orginal Article • Previous Articles
Feng Li1,*(), Yang Liu1, Xubo Li1
Received:
2017-09-20
Revised:
2017-09-20
Online:
2017-11-20
Published:
2018-01-30
Contact:
Li Feng
Feng Li, Yang Liu, Xubo Li. Microstructure Evolution and Deformation Behavior of AZ31 Magnesium Alloy During Alternate Forward Extrusion[J]. Acta Metallurgica Sinica (English Letters), 2017, 30(11): 1135-1144.
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Al | Zn | Mn | Fe | Si | Cu | Ni | Mg |
---|---|---|---|---|---|---|---|
3.20 | 0.86 | 0.36 | 0.0018 | 0.021 | 0.0022 | 0.00056 | Bal. |
Table 1 AZ31 magnesium alloy composition
Al | Zn | Mn | Fe | Si | Cu | Ni | Mg |
---|---|---|---|---|---|---|---|
3.20 | 0.86 | 0.36 | 0.0018 | 0.021 | 0.0022 | 0.00056 | Bal. |
Fig. 3 Shear strain distribution under different punch down stroke a with 10 cm punch down stroke b with 20 cm punch down stroke c with 30 cm punch down stroke
Fig. 4 Change of velocity field with different punch down stroke: a the left punch applied load downward with 20 cm punch down stroke when the right punch fixed, b the left punch applied load downward with 30 cm punch down stroke when the right punch fixed, c the right punch applied load downward with 20 cm punch down stroke when the left punch fixed, d the right punch applied load downward with 30 cm punch down stroke when the left punch fixed
Fig. 6 Crystallographic orientation of the characteristic locations: a location A, b location B, c location C, d location D, e location E, f EBSD inverse pole figures (IPF)
Fig. 7 Misorientation angle distribution of the characteristic locations at location A (a), location B (b), location C (c), location D (d), location E (e) and the average misorientation angle variation of the corresponding region (f)
Fig. 8 TEM image of the characteristic locations: a DRX of location A, b subgrain of location A, c elongated grains and twin of location B, d different oriented grains of location B, e DRX of location C, f dislocation net of location C, g triple grain boundary of location D, h dislocation of location D, i DRX of location E, j subgrain of location E
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