Zobrazeno 1 - 10
of 90
pro vyhledávání: '"Dynamic recrystallization mechanism"'
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 1971-1983 (2024)
To overcome the disadvantage of the Arrhenius constitutive (AC) equation in predicting complex nonlinear flow behaviors, this work employed an artificial neural network (ANN) to introduce a proportional coefficient reflecting changes in softening mec
Externí odkaz:
https://doaj.org/article/4e6a110723ea4cae80989365200e695a
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 3712-3725 (2024)
The uniaxial hot compression experiments of Mg-7Gd-3Y-0.5Zr (VW73K) alloy were carried out by using the Instron5982 mechanical testing machine with environmental box. The hot deformation behavior at 350–500 °C and 0.001–1 s−1 was studied. Base
Externí odkaz:
https://doaj.org/article/11efa12d972346be8c60020b710b8ece
Autor:
Xin Chu, Zhendi Fu, Yiting Liu, Hao Tian, Yan Liu, Jun Wang, Jueming Song, Zheng Li, Zijun Tang, Yang Yan, Kun Yu
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 9381-9394 (2024)
To overcome challenges in the traditional melt casting process of zine alloys, such as oxidative burnout, compositional segregation, and grain coarsening, this study carried out hot compression deformation tests on Zn-0.5Mg-0.05Fe alloys prepared by
Externí odkaz:
https://doaj.org/article/537b1905f2834f22baffd746d3866bdb
Autor:
Qingyang Wang, Xingang Liu, Yuxiang Feng, Di Wang, Wenwen Zhang, Dapeng Gu, Hongyu Chen, Lei Sun, Chuang Mao, Kai Wang
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 2551-2562 (2024)
To address the issue of non-standard grain sizes and difficult control of uniformity in the manufacturing of large, complex-shaped nuclear power pipelines. In this paper, double wedge-shaped samples of X2 CrNiMo 18.12 (CN) austenitic stainless steel
Externí odkaz:
https://doaj.org/article/8561d347f73945f7b7268ead8dc091fc
Autor:
Rui Luo, Yiming Zhou, Pei Gao, Tian Liu, Yu Cao, Hengnan Ding, Wei Lin, Qingtao Liu, Tian Tian
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 5141-5150 (2023)
In order to predict the hot workability of the material more accurately, this paper takes the hot deformation of IN617B as the example. The activation energy (Q) map, Zener-Hollomon parameter (Z) map, and hot processing map were established based on
Externí odkaz:
https://doaj.org/article/98129b5640874784a42ccaa57769ed92
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 5038-5050 (2023)
Strain rate plays an important role in the hot deformation process of materials. In this work, hot compression experiments were conducted on Mg-Gd-Y-Sm-Zr alloy at the strain rates of 0.001–1 s−1 by Gleeble thermal simulation machine. The deforma
Externí odkaz:
https://doaj.org/article/fac35f1da3b5454a9b660f2f51690006
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 200-214 (2023)
Titanium (Ti) particles reinforced AZ91 matrix composite (Tip/AZ91) was prepared by powder metallurgy method. In the present work, we investigated the hot deformation behavior of Tip/AZ91 composite by isothermal compression tests at a range of temper
Externí odkaz:
https://doaj.org/article/9ae792b8543b4ea38d2ad05862a9dd9d
Akademický článek
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Autor:
Yafei Liu, Yunduo Feng, Qiangbing Liu, Shiyu Luan, Xiaowei Li, Xiaoyu Liu, Lei Zhang, Jinhui Wang
Publikováno v:
Materials Research Express, Vol 11, Iss 5, p 056513 (2024)
This study conducted hot compression experiments on as-cast Mg-3Dy alloy under deformation parameters of 380 °C–470 °C and 0.001–1 s ^−1 . The microstructure of the alloy was observed using EBSD, and the flow stress of the Mg-3Dy alloy was pr
Externí odkaz:
https://doaj.org/article/80e9299152f54af88df132ffddfc0853
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
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