Zobrazeno 1 - 10
of 160
pro vyhledávání: '"LI Rui-qing"'
Publikováno v:
Cailiao gongcheng, Vol 47, Iss 12, Pp 78-84 (2019)
The 3%TiB2/2A14 (volume fraction) aluminum matrix composites were prepared by in-situ salts-metal reaction under ultrasonic field. The wear experiments with four different load (20, 30, 40, 50N) were carried out with a reciprocating tribometer. The a
Externí odkaz:
https://doaj.org/article/9aa0660bfd2542a2af73a3ddcf4f8f76
Publikováno v:
工程科学学报, Vol 41, Iss 8, Pp 1007-1015 (2019)
Since the development of the aviation industry, improving the flight performance and reducing the weight of aircrafts has always been the goal pursued by aviation designers. Therefore, it becomes increasingly important to develop a new alloy material
Externí odkaz:
https://doaj.org/article/5e7625bf92174bab98b033b46596b84c
Publikováno v:
工程科学学报, Vol 41, Iss 1, Pp 96-103 (2019)
With the development of the aerospace industry and the need for industrialized production, the casting processes of large diameter aluminum alloy ingot have come into focus in the industry. Among them, ultrasonic-assisted casting technology is widely
Externí odkaz:
https://doaj.org/article/59d7515063144d008462bff7b4295773
Publikováno v:
工程科学学报, Vol 40, Iss 1, Pp 84-91 (2018)
The oxidation mass increasing method was adopted to explore the oxidation behavior of high-vanadium wear-resistant alloy at 950℃. The oxidation mechanism and cracks behavior were studied with different cooling types (furnace cooling and air cooling
Externí odkaz:
https://doaj.org/article/087fb53f48394b249cabfee0cd667c29
Publikováno v:
工程科学学报, Vol 39, Iss 9, Pp 1347-1354 (2017)
By applying ultrasonication during direct chill casting, a 2219 ingot with a diameter of 1250 mm was successfully produced. To study ultrasonic inner mechanism of ingot, the microstructure and macrosegregation of ingots cast after ultrasonication wer
Externí odkaz:
https://doaj.org/article/b7c71c894b4a4b0aa1427b6193862aec
Publikováno v:
工程科学学报, Vol 38, Iss 9, Pp 1270-1277 (2016)
A multi-field coupling mathematical model was established to analyze the hot-top semi-continuous casting of a large-scale aluminum alloy of 630 mm in diameter with ultrasonic treatment (UST). The finite volume method combined with the self-com-piled
Externí odkaz:
https://doaj.org/article/7cbbae8566244903bcf314ca0498329f
Publikováno v:
Cailiao gongcheng, Vol 44, Iss 6, Pp 24-30 (2016)
The transformation behavior of secondary phases in conventional ingot and ultrasonic ingot during heat-treatment process were investigated by OM, SEM, EDS and DSC. Crystalline phase transition was observed by SEM with in situ heating station. The exp
Externí odkaz:
https://doaj.org/article/93110f8986884d6a8770da9674872dc5
Publikováno v:
In Biomedicine & Pharmacotherapy February 2024 171
High-temperature oxidation behaviors and mechanical properties of TiAlCrMnHEAs during heat treatment
Publikováno v:
In Transactions of Nonferrous Metals Society of China January 2024 34(1):203-218
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