Zobrazeno 1 - 10
of 36
pro vyhledávání: '"Yuelong Bai"'
Publikováno v:
Materials, Vol 16, Iss 15, p 5435 (2023)
A weldable Al–Mg–Zn–Sc alloy was produced using vacuum induction melting and an argon-protected casting method to achieve high strength and ductility, and the effects of heat treatment on the microstructure evolution and mechanical properties o
Externí odkaz:
https://doaj.org/article/8fed55ce383e4004adf071a2173d2ae6
Publikováno v:
Frontiers in Materials, Vol 9 (2022)
This work focuses on the effect of internal electromagnetic stirring (IEMS) on grain size and macrosegregation in direct-chill (DC) casting of an AA2219 billet with a diameter of 880 mm. The IEMS process has been applied to provide forced convection
Externí odkaz:
https://doaj.org/article/1b0eb75e5b4e456296bb3bae67bc1eb2
Publikováno v:
Crystals, Vol 12, Iss 7, p 939 (2022)
Al-Mg alloys were fabricated by hot extrusion process after vacuum + argon-protected casting. The effects of Sc microalloying on microstructure and properties of as-extruded Al-5Mg alloy were studied. The results show that alloy 2 containing Sc is pa
Externí odkaz:
https://doaj.org/article/97a284159e2246a1b9c82f986984499d
Publikováno v:
Crystals, Vol 12, Iss 7, p 996 (2022)
Al-8Zn-2Mg-1.5Cu-0.15Sc-0.15Zr alloy with high-strength performance as well as good castability has been developed. In this study, effects of electromagnetic stirring melt treatment (ESMT) on microstructure and mechanical properties of the alloy in t
Externí odkaz:
https://doaj.org/article/ba21969dc82849948b818776ec1ec45b
Publikováno v:
Crystals, Vol 12, Iss 5, p 673 (2022)
In this study, Al-Mg alloys were prepared by vacuum + argon-protected casting. The effects of Sc microalloying on the microstructure and mechanical properties of Al-Mg alloy were studied. The strengthening mechanism of Al-Mg alloy with Sc was discuss
Externí odkaz:
https://doaj.org/article/28748cf1b4dd4b79b320c407f6591a77
Publikováno v:
Crystals, Vol 12, Iss 5, p 675 (2022)
Aiming for hydrogen and oxidation easily produced in the melting process of Al-Mg alloys, three processes, including non-vacuum static melt treatment, non-vacuum rotary-injection purification and vacuum-stirring purification, were used to purify the
Externí odkaz:
https://doaj.org/article/ee910215c6114c17b6fed8b2f236bd0d
Publikováno v:
Materials, Vol 15, Iss 5, p 1802 (2022)
The internal coupled electromagnetic melt treatment (ICEMT) method is firstly proposed to produce high-quality and large-sized aluminum alloy billets. A three-dimensional model was established to describe the ICEMT process of direct chill casting (DC
Externí odkaz:
https://doaj.org/article/4b983b5c3d0a46f0a0c06160a71a4795
Publikováno v:
Materials, Vol 14, Iss 22, p 6881 (2021)
In this paper, the effect of adding the refiner Sc to the high Zn/Mg ratio 7xxx series aluminum alloy melt on the hot tearing performance, microstructure, and mechanical properties of the alloy is studied. The hot tearing performance test (CRC) metho
Externí odkaz:
https://doaj.org/article/848b8bdbdb3a494d9f9f505a32036c88
Publikováno v:
Crystals, Vol 11, Iss 5, p 515 (2021)
The high-volume fraction SiC/Al composite is the new type of electronic packaging material, which plays an important role in the field of high-power integrated circuits. In this study, SiC/Al composites with high-volume fraction of SiC particles were
Externí odkaz:
https://doaj.org/article/26f019165bb24f7b823058cba3af4483
Publikováno v:
Materials, Vol 14, Iss 6, p 1412 (2021)
The requirements of high-strength, wear-resistance and lightweight of brake drums have been continually increasing in recent years and any specific aluminum alloy or particle-reinforced aluminum matrix composites may not satisfy all the demands. Comb
Externí odkaz:
https://doaj.org/article/6579a1f0636f4eb79743f6ba5fc9e6e8