Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Weili Ren"'
Autor:
Yunbo Zhong, Yifeng Guo, Zhibin Xia, Zuosheng Lei, Qiang Li, Tianxiang Zheng, Zhe Shen, Weili Ren, ChuXiong Sun
Publikováno v:
Metallurgical and Materials Transactions B. 52:282-291
Magnetic-controlled Electroslag Remelting (MC-ESR) process has been proposed to improve the inclusion removal efficiency in recent years. In this study, the effects of axial static magnetic field (ASMF) on liquid melting film (LMF) and inclusion remo
Autor:
Jie Zhong, Bangfei Zhou, Zhongming Ren, Yunbo Zhong, Tianxiang Zheng, Yong Zhai, Zhe Shen, Weili Ren, Licheng Dong, Zuosheng Lei
Publikováno v:
Metallurgical and Materials Transactions B. 50:2111-2120
The present study investigates the evolution of the micro- and macrostructure and tensile property of the Cu-15Ni-8Sn (weight percent) alloy prepared by horizontal continuous casting and electromagnetic stirring (EMS). The results show that the appli
Publikováno v:
Journal of Crystal Growth. 517:54-58
The refinement mechanism of primary dendrite spacing caused by a transverse static magnetic field during directional solidification was proposed and verified experimentally in this paper. According to the Kurz-Fisher model, this magnetic field-induce
Autor:
Jianchao Peng, Biao Ding, Jianbo Yu, Weili Ren, Tianxiang Zheng, Long Hou, Z.M. Ren, Yunbo Zhong
Publikováno v:
Materials Science and Engineering: A. 742:478-492
Based on the tensile stress-dominated (strain ratio, R = e min / e max = 0 ) and compressive stress-dominated (R = ∞) low-cycle fatigue (LCF) of a first-generation directionally solidified Ni-based superalloy DZ445 at 900 °C, the paper investigate
Compression properties enhancement of Al-Cu alloy solidified under a 29 T high static magnetic field
Autor:
Jiang Wang, Eric Beaugnon, Bangfei Zhou, François Debray, Yunbo Zhong, Tianxiang Zheng, Sansan Shuai, Zhongming Ren, Weili Ren
Publikováno v:
Materials Science and Engineering: A
Materials Science and Engineering: A, Elsevier, 2018, 733, pp.170-178
Materials Science and Engineering: A, Elsevier, 2018, 733, pp.170-178
Bulk solidification of Al-40 wt% Cu hypereutectic alloy has been investigated using a high static magnetic field (HSMF). The results show that, by imposing a 29 T HSMF, the melt convection has been completely suppressed in the mushy zone and the whol
Autor:
Yunbo Zhong, Zhongming Ren, Jianbo Yu, Weili Ren, Peter K. Liaw, Liangpu Ren, Biao Ding, Chunlin Niu, Wenqing Liu
Publikováno v:
Scientific Reports, Vol 8, Iss 1, Pp 1-17 (2018)
Scientific Reports
Scientific Reports
The improvement of the creep properties of single-crystal superalloys is always strongly motivated by the vast growing demand from the aviation, aerospace, and gas engine. In this study, a static magnetic-field-assisted solidification process signifi
Publikováno v:
Journal of Alloys and Compounds. 724:565-574
The influence of CrTaO 4 on the oxidation behavior of a directionally solidified nickel-based alloy has been investigated at the temperatures between 850 °C and 900 °C for the different time intervals (the longest time is 300 h). The oxide scale co
Autor:
Tianxiang Zheng, Xu Chen, Lijun Fan, Bangfei Zhou, Weili Ren, Jiang Wang, Zhongming Ren, Yong Zhai, Zhe Shen, Zuosheng Lei, Yunbo Zhong, He Qiong, Minghu Peng
Publikováno v:
Journal of Alloys and Compounds. 714:39-46
Effects of high static magnetic field (HSMF) on microstructures and solidification process of Al-20 wt.%Si alloys with and without phosphorus addition (P addition) have been investigated. The size of primary Si (SPS) is refined continuously as the in
Autor:
Zuosheng Lei, Tianxiang Zheng, Zhe Shen, Dongsheng Zhu, Yunbo Zhong, Huang Jingwen, Jiang Wang, Huai Wang, Wang Yingbin, Weili Ren, Zhongming Ren
Publikováno v:
Metallurgical and Materials Transactions A. 48:3377-3388
The electromagnetic vibration (EMV) generated by the action of the AC current and the magnetic field was applied in the crystallizer during the semi-continuous casting of the Al-15 wt pct Sn alloy. The influences of the electromagnetic vibration freq
Publikováno v:
Acta Metallurgica Sinica (English Letters). 30:280-288
The tensile properties and deformation behavior of several cast Ni-based superalloys, respectively, in the equiaxed, columnar-crystal and single-crystal styles are comparatively studied. The effects of solidification way, heat treatment and strain ra