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THE ACCURATE MOLECULAR FORMULA OF "Ti_(11)Ni_(14)" PHASE

C.L. Chu , G.J. Shen , S.D. Wang , B. Li , S.G. Zhang and Z.D. Yin(BOX 433 , School of Materials Science and Engineering , Harbin Institute of Technology , Harbin 150001 , China)(Analysis and Testing Center , Southeast University , Nanjing 210018 , China)(Research Institute of Electric Light Source Materials , Ministry of Light Industry , Nanjing 210015 , China)

金属学报(英文版)

From the orientation relationship between "Ti11Ni14" phase and matrix phase (B2),the accurate molecular formula of "Ti11N14" phase has been derived in this paper. The results also show that the rhombohedral unit cell of the "Ti11Ni14" phase includes six Ti atoms, seven Ni atoms and one vacancy, belo...

关键词: TiNi , null , null

THE PREPARATION AND APPLICATION OF ELECTROPLATED SHEET CONTAINING RS ALUMINUM ALLOY POWDERS

Y.S. Dong and P.H. Lin (Department of Mechanical Engineering , Southeast University , Nanjing 210096 , China) J. Shen and Q.C. Li (School of Materials Science and Engineering , Harbin Institute of Technology , Harbin 150001 , China)

金属学报(英文版)

Baded on the study of nickel electroplating technology at room temperature, the plated sheet containing rapidly solidified Al-Fe-Cu- V-Si-Ni-Ce-Zr aluminum alloy powders is constructed successfully. The powders and nickel matrix are combined well in the sheet. It can be used to prepare the observati...

关键词: aluminum alloy powder electroplating , null , null

EFFECT OF ELONGATED GRAIN STRUCTURE ON THE MECHANICAL PROPERTIES OF AN Fe_3Al-BASED ALLOY

X.Q. Yu and Y.S. Sun (Department of Materials Science and Engineering , Southeast University , Nanjing 210096 , China)

金属学报(英文版)

The effect of hot-rolling processing on microstructure as well as the relationship between the elongated grain structure and tensile properties are investigated. The results indicate that the elongated grain structure influences the tensile properties and creep rupture life of Fe3Al alloy significan...

关键词: Fe_3Al-based alloy , null , null

EFFECTS OF COMBINED ADDITIONS OF TUNGSTEN AND MOLYBDENUM ON THE CREEP PROPERLIES OF Fe_3Al-BASED ALLOYS

X.Q. Yu and Y.S. Sun (Department of Materials Science and Engineering , Southeast University , Nanjing 210096 , China)

金属学报(英文版)

Effects of combined additions of tungsten and molybdenum on the creep properties of Fe3AI-based alloys have been investigated. Results show that combined additions of tungsten and molybdenum increase significantly the creep rupture life of the Fe3Al base alloys at high temperature. TEM analysis of t...

关键词: Fe3Al , null , null , null

TENSILE PROPERTIES AND CREEP RESISTANCE OF Fe_3Al-BASED ALLOYS CONTAINING NIOBIUM

ZHANG Zhonghua , SUN Yangshan , GUO Jun(Department of Materials Science and Engineering , Southeast University , Nanjing 210096 , China)

金属学报(英文版)

Small amount(0.5-0.8at.%) of niobium addition to the multicomponent alloys based on Fe3Al(Fe-28Al-5Cr-0.5Mo-0.05Zr-0.05B-0.1Ce) results in the microstructural refinement and the increase in the yield strength at temperatures up to 600℃,but is not beneficial to room temperature ductility.Results of m...

关键词: :Fe_3Al , null , null , null

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