Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting Using Unmodified and Thermally Modified AlSi12 Alloy

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MOLA, Renata ;BUCKI, Tomasz .
Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy. 
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 66, n.7-8, p. 439-448, july 2020. 
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/article/characterization-of-the-bonding-zone-in-az91alsi12-bimetals-fabricated-by-liquid-solid-compound-casting-using-unmodified-and-modified-alsi12-alloy/>. Date accessed: 04 dec. 2021. 
doi:http://dx.doi.org/10.5545/sv-jme.2020.6703.
Mola, R., & Bucki, T.
(2020).
Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy.
Strojniški vestnik - Journal of Mechanical Engineering, 66(7-8), 439-448.
doi:http://dx.doi.org/10.5545/sv-jme.2020.6703
@article{sv-jmesv-jme.2020.6703,
	author = {Renata  Mola and Tomasz  Bucki},
	title = {Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {66},
	number = {7-8},
	year = {2020},
	keywords = {compound casting; magnesium alloy; aluminum alloy; grain refinement; microstructure; microhardness},
	abstract = {Liquid-solid compound casting was used to produce two types of AZ91/AlSi12 joints. The magnesium alloy was the cast material poured onto a solid aluminium alloy insert with an unmodified or modified structure. The bonding zone obtained for the unmodified insert was not uniform in thickness. There was a eutectic region (Mg17Al12 + a solid solution of Al in Mg) in the area closest to the AZ91. The region adjacent to the AlSi12 had a non-uniform structure with partly reacted Si particles surrounded by the Mg2Si phase and agglomerates of Mg2Si particles unevenly distributed in the Mg-Al intermetallic phases matrix. Cracks were detected in this region. In the AZ91/AlSi12 joint produced with a thermally modified AlSi12 insert, the bonding zone was uniform in thickness. The region closest to the AZ91 alloy also had a eutectic structure. However, significant microstructural changes were reported in the region adjacent to the modified AlSi12 alloy. The microstructure of the region was uniform with no cracks; the fine Mg2Si particles were evenly distributed over the Mg-Al intermetallic phase matrix. The study revealed that in both cases the microhardness of the bonding zone was several times higher than those of the individual alloys; however, during indenter loading, the bonding zone fabricated from modified AlSi12 alloy was less prone to cracking.},
	issn = {0039-2480},	pages = {439-448},	doi = {10.5545/sv-jme.2020.6703},
	url = {https://www.sv-jme.eu/article/characterization-of-the-bonding-zone-in-az91alsi12-bimetals-fabricated-by-liquid-solid-compound-casting-using-unmodified-and-modified-alsi12-alloy/}
}
Mola, R.,Bucki, T.
2020 July 66. Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 66:7-8
%A Mola, Renata 
%A Bucki, Tomasz 
%D 2020
%T Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy
%B 2020
%9 compound casting; magnesium alloy; aluminum alloy; grain refinement; microstructure; microhardness
%! Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy
%K compound casting; magnesium alloy; aluminum alloy; grain refinement; microstructure; microhardness
%X Liquid-solid compound casting was used to produce two types of AZ91/AlSi12 joints. The magnesium alloy was the cast material poured onto a solid aluminium alloy insert with an unmodified or modified structure. The bonding zone obtained for the unmodified insert was not uniform in thickness. There was a eutectic region (Mg17Al12 + a solid solution of Al in Mg) in the area closest to the AZ91. The region adjacent to the AlSi12 had a non-uniform structure with partly reacted Si particles surrounded by the Mg2Si phase and agglomerates of Mg2Si particles unevenly distributed in the Mg-Al intermetallic phases matrix. Cracks were detected in this region. In the AZ91/AlSi12 joint produced with a thermally modified AlSi12 insert, the bonding zone was uniform in thickness. The region closest to the AZ91 alloy also had a eutectic structure. However, significant microstructural changes were reported in the region adjacent to the modified AlSi12 alloy. The microstructure of the region was uniform with no cracks; the fine Mg2Si particles were evenly distributed over the Mg-Al intermetallic phase matrix. The study revealed that in both cases the microhardness of the bonding zone was several times higher than those of the individual alloys; however, during indenter loading, the bonding zone fabricated from modified AlSi12 alloy was less prone to cracking.
%U https://www.sv-jme.eu/article/characterization-of-the-bonding-zone-in-az91alsi12-bimetals-fabricated-by-liquid-solid-compound-casting-using-unmodified-and-modified-alsi12-alloy/
%0 Journal Article
%R 10.5545/sv-jme.2020.6703
%& 439
%P 10
%J Strojniški vestnik - Journal of Mechanical Engineering
%V 66
%N 7-8
%@ 0039-2480
%8 2020-07-28
%7 2020-07-28
Mola, Renata, & Tomasz  Bucki.
"Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy." Strojniški vestnik - Journal of Mechanical Engineering [Online], 66.7-8 (2020): 439-448. Web.  04 Dec. 2021
TY  - JOUR
AU  - Mola, Renata 
AU  - Bucki, Tomasz 
PY  - 2020
TI  - Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy
JF  - Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2020.6703
KW  - compound casting; magnesium alloy; aluminum alloy; grain refinement; microstructure; microhardness
N2  - Liquid-solid compound casting was used to produce two types of AZ91/AlSi12 joints. The magnesium alloy was the cast material poured onto a solid aluminium alloy insert with an unmodified or modified structure. The bonding zone obtained for the unmodified insert was not uniform in thickness. There was a eutectic region (Mg17Al12 + a solid solution of Al in Mg) in the area closest to the AZ91. The region adjacent to the AlSi12 had a non-uniform structure with partly reacted Si particles surrounded by the Mg2Si phase and agglomerates of Mg2Si particles unevenly distributed in the Mg-Al intermetallic phases matrix. Cracks were detected in this region. In the AZ91/AlSi12 joint produced with a thermally modified AlSi12 insert, the bonding zone was uniform in thickness. The region closest to the AZ91 alloy also had a eutectic structure. However, significant microstructural changes were reported in the region adjacent to the modified AlSi12 alloy. The microstructure of the region was uniform with no cracks; the fine Mg2Si particles were evenly distributed over the Mg-Al intermetallic phase matrix. The study revealed that in both cases the microhardness of the bonding zone was several times higher than those of the individual alloys; however, during indenter loading, the bonding zone fabricated from modified AlSi12 alloy was less prone to cracking.
UR  - https://www.sv-jme.eu/article/characterization-of-the-bonding-zone-in-az91alsi12-bimetals-fabricated-by-liquid-solid-compound-casting-using-unmodified-and-modified-alsi12-alloy/
@article{{sv-jme}{sv-jme.2020.6703},
	author = {Mola, R., Bucki, T.},
	title = {Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {66},
	number = {7-8},
	year = {2020},
	doi = {10.5545/sv-jme.2020.6703},
	url = {https://www.sv-jme.eu/article/characterization-of-the-bonding-zone-in-az91alsi12-bimetals-fabricated-by-liquid-solid-compound-casting-using-unmodified-and-modified-alsi12-alloy/}
}
TY  - JOUR
AU  - Mola, Renata 
AU  - Bucki, Tomasz 
PY  - 2020/07/28
TI  - Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy
JF  - Strojniški vestnik - Journal of Mechanical Engineering; Vol 66, No 7-8 (2020): Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2020.6703
KW  - compound casting, magnesium alloy, aluminum alloy, grain refinement, microstructure, microhardness
N2  - Liquid-solid compound casting was used to produce two types of AZ91/AlSi12 joints. The magnesium alloy was the cast material poured onto a solid aluminium alloy insert with an unmodified or modified structure. The bonding zone obtained for the unmodified insert was not uniform in thickness. There was a eutectic region (Mg17Al12 + a solid solution of Al in Mg) in the area closest to the AZ91. The region adjacent to the AlSi12 had a non-uniform structure with partly reacted Si particles surrounded by the Mg2Si phase and agglomerates of Mg2Si particles unevenly distributed in the Mg-Al intermetallic phases matrix. Cracks were detected in this region. In the AZ91/AlSi12 joint produced with a thermally modified AlSi12 insert, the bonding zone was uniform in thickness. The region closest to the AZ91 alloy also had a eutectic structure. However, significant microstructural changes were reported in the region adjacent to the modified AlSi12 alloy. The microstructure of the region was uniform with no cracks; the fine Mg2Si particles were evenly distributed over the Mg-Al intermetallic phase matrix. The study revealed that in both cases the microhardness of the bonding zone was several times higher than those of the individual alloys; however, during indenter loading, the bonding zone fabricated from modified AlSi12 alloy was less prone to cracking.
UR  - https://www.sv-jme.eu/article/characterization-of-the-bonding-zone-in-az91alsi12-bimetals-fabricated-by-liquid-solid-compound-casting-using-unmodified-and-modified-alsi12-alloy/
Mola, Renata, AND Bucki, Tomasz.
"Characterization of the Bonding Zone in AZ91/AlSi12 Bimetals Fabricated by Liquid-Solid Compound Casting  Using Unmodified and Thermally Modified AlSi12 Alloy" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 66 Number 7-8 (28 July 2020)

Authors

Affiliations

  • Kielce University of Technology, Faculty of Mechatronics and Mechanical Engineering, Poland 1

Paper's information

Strojniški vestnik - Journal of Mechanical Engineering 66(2020)7-8, 439-448

https://doi.org/10.5545/sv-jme.2020.6703

Liquid-solid compound casting was used to produce two types of AZ91/AlSi12 joints. The magnesium alloy was the cast material poured onto a solid aluminium alloy insert with an unmodified or modified structure. The bonding zone obtained for the unmodified insert was not uniform in thickness. There was a eutectic region (Mg17Al12 + a solid solution of Al in Mg) in the area closest to the AZ91. The region adjacent to the AlSi12 had a non-uniform structure with partly reacted Si particles surrounded by the Mg2Si phase and agglomerates of Mg2Si particles unevenly distributed in the Mg-Al intermetallic phases matrix. Cracks were detected in this region. In the AZ91/AlSi12 joint produced with a thermally modified AlSi12 insert, the bonding zone was uniform in thickness. The region closest to the AZ91 alloy also had a eutectic structure. However, significant microstructural changes were reported in the region adjacent to the modified AlSi12 alloy. The microstructure of the region was uniform with no cracks; the fine Mg2Si particles were evenly distributed over the Mg-Al intermetallic phase matrix. The study revealed that in both cases the microhardness of the bonding zone was several times higher than those of the individual alloys; however, during indenter loading, the bonding zone fabricated from modified AlSi12 alloy was less prone to cracking.

compound casting; magnesium alloy; aluminum alloy; grain refinement; microstructure; microhardness