H. Yu
,
Z.X. Lin and Y.H. Zhou 1) Department of Materials Engineering
,
Nanchang Institute of Aeronautical Technology
,
Nanchang 330034
,
China 2) The State Key Laboratory of Solidification Processing
,
Northwestern Polytechnical University
,
Xi'an 710072
,
China
金属学报(英文版)
Based on the principle of infiltration mechanics in porous medium, high Reynolds number infiltration of liquid aluminum in porous medium has been investigated. Combined with the test results of hydraulic simulation, the mathematical model of the high Reynolds number infiltration of liquid aluminum ...
关键词:
infiltration
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null
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null
ZHOU Yigang YU Hanqing ZENG Weidong Northwestern Polytechnical University
,
Xi'an
,
ChinaTANG Jialin China South Aviation Motive Power and Machinery Company
,
Zhuzhou
,
China professor
,
Department of Materials Science and Engineering
,
Northwestern Polytechnical University
,
Xi'an 710072
,
China
金属学报(英文版)
Effect of β-flecks on properties of tensile elongation and low cycle.fatigue life at room tern. perature for Ti-10V-2Fe-3Al alloy has been investigated.The cracks along initial β-grain boundaries in the β-fleck region may propagate to form intergranular brittle fracture.Under alternating load,the β-...
关键词:
Ti-10V-2Fe-3Al alloy
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null
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null
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null
YANG Yanqing MA Shiliang QIN Xiongpu KANG Mokuang Northwestern Polytechnical University
,
Xi'an
,
China YANG Yanqing
,
Graduate student
,
Dept.of Materials Science and Engineering
,
Northwestern Polytechnical University
,
Xi'an 710072
,
China
金属学报(英文版)
Two types of lath structures and kinked ε martensite were observed in the high manganese non-magnetic steel.Both the short non-continuous lath formed by quenching and the long thin straight lath induced by plastic deformation are composed of ε martensite and fcc twin. The transformation mechanism wa...
关键词:
εmartensite
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null
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null
,
null
LIU Shan LU Deyang HUANG Tao ZHOU Yaohe National Lab of Solidification Processing
,
Northwestern Polytechnical University
,
Xi'an
,
China LIU Shan
,
lecturer
,
National Laboratory of Solidification Processing
,
Northwestern Polytechnical University
,
Xi'an 710072
,
China
金属学报(英文版)
An experimental apparatus,which has a convection generator and an aid-heater,is developed for the study of the effect of stable laminar liquid flow on the directional solidification process by the use of transparent alloy SCN-2wt-% Ace.The flow is perpendicular to primary arms. By in-situ observatio...
关键词:
forced liquid flow
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null
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null
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null
J.C. Wang
,
Z.M. Zhang
,
Y.L. Lu
,
G.S. Song and G.C. Yang (State Key Laboratory of Solidification Processing
,
Northwestern Polytechnical University
,
Xi'an 710072
,
China)
金属学报(英文版)
To improve the damping capacities of metals and alloys, the microstructures and damping capacities of ZA27 alloy modified by Zr were studied, and the damping capacities at room tempemture were measured by using cantilever beam techniques. The experiment results show that Zr can refine the Al-rich pr...
关键词:
ZA27 alloy
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null
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null
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null
LI Jianguo MAO Xiemin FU Hengzhi National Laboratory of solidification Technology
,
Northwestern Polytechnical University
,
Xi'an
,
China Lecturer.Faculty No.403
,
Northwestern Polytechnical University
,
Xi'an 710072
,
China
金属学报(英文版)
The interface morphologies and microstruetures of the directionally solidified Ni-5wt-% Cu alloy during dendrite-to-cell transition at high growth rates have been investigated with a newly developed apparatus for unidirectional solidification with the temperature gradient at the solid/liquid interfa...
关键词:
cellular growth
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null
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null
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null
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null
TIAN Changsheng WANG Minsheng HOU Tiecui DANG Xin'an Northwestern Polytechnical University.Xi'an
,
China Associate Professor
,
Department of Materials Science and Engineering
,
Northwestern Polytechnical University
,
Xi'an 710072
,
China
金属学报(英文版)
In Situ observation of deformation and fracture for superalloy GH169 under combined fatigue-creep action is made by using high temperature metalloscope,it is shown that under the test conditions the deformution takes place by merely of slipping,twinning and grain houndary sliding,and the mode of fai...
关键词:
combined fatigue-creep action
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null
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null
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null
