Improvement in the oxidation resistance of the TiAl-based alloy by liquid-phase siliconizing

被引:47
|
作者
Xiong, HP [1 ]
Xie, YH [1 ]
Mao, W [1 ]
Ma, WL [1 ]
Chen, YF [1 ]
Li, XH [1 ]
Cheng, YY [1 ]
机构
[1] Inst Aeronaut Mat, Lab Welding & Forging, Beijing 100095, Peoples R China
关键词
intermetallic compound; oxidation; siliconizing; TEM; SEM;
D O I
10.1016/j.scriptamat.2003.08.008
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Liquid-phase siliconizing method is proposed to improve the oxidation resistance of the TiAl-based alloy. The expected effect was obtained on the siliconizing condition of 780 degreesC/10 min + 680 degreesC/10 min using Al-10 wt.%Si alloy, The presence of the compounds Ti5Si3 and Al12Si3Ti5 was identified by TEM in the siliconized layer, and the formation mechanism was elucidated from the thermodynamical point of view. (C) 2003 Acta Materialia Inc. Published by Elsevier Ltd. All rights reserved.
引用
收藏
页码:1117 / 1122
页数:6
相关论文
共 50 条
  • [1] Liquid-phase siliconizing by Al-Si alloys at the surface of a TiAl-based alloy and improvement in oxidation resistance
    Xiong, HP
    Mao, W
    Xie, YH
    Ma, WL
    Chen, YF
    Li, XH
    Li, JP
    Cheng, YY
    ACTA MATERIALIA, 2004, 52 (09) : 2605 - 2620
  • [2] Improving the oxidation resistance of TiAl-based alloy by siliconizing
    Liang, W
    Zhao, XG
    SCRIPTA MATERIALIA, 2001, 44 (07) : 1049 - 1054
  • [3] Improvement of high temperature oxidation resistance of TiAl-based alloy by liquid phase siliconization
    Xiong, Huaping
    Mao, Wei
    Ma, Wenli
    Chen, Yunfeng
    Li, Jianping
    Li, Xiaohong
    Jinshu Xuebao/Acta Metallurgica Sinica, 2003, 39 (07):
  • [4] Improvement of high temperature oxidation resistance of TiAl-based alloy by liquid phase siliconization
    Xiong, HP
    Mao, W
    Ma, WL
    Chen, YF
    Li, JP
    Li, XH
    ACTA METALLURGICA SINICA, 2003, 39 (07) : 744 - 748
  • [5] Liquid-phase aluminizing and siliconizing at the surface of a Ti60 alloy and improvement in oxidation resistance
    Xiong, Hua-Ping
    Mao, Wei
    Ma, Wen-Li
    Xie, Yong-Hui
    Chen, Yun-Feng
    Yuan, Hong
    Li, Xiao-Hong
    MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2006, 433 (1-2): : 108 - 113
  • [6] Liquid-Phase Siliconizing and Aluminizing at the Surface of a Ti3Al-Based Alloy and Improvement in Oxidation Resistance
    Hua-Ping Xiong
    Yong-Hui Xie
    Wei Mao
    Yun-Feng Chen
    Xiao-Hong Li
    Journal of Materials Research, 2004, 19 : 1050 - 1057
  • [7] Liquid-phase siliconizing and aluminizing at the surface of a Ti3Al-based alloy and improvement in oxidation resistance
    Xiong, HP
    Xie, YH
    Mao, W
    Chen, YF
    Li, XH
    JOURNAL OF MATERIALS RESEARCH, 2004, 19 (04) : 1050 - 1057
  • [8] Formation of silicide coatings on the surface of a TiAl-based alloy and improvement in oxidation resistance
    Xiong, HP
    Wei, M
    Xie, YH
    Cheng, YY
    Li, XH
    MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2005, 391 (1-2): : 10 - 18
  • [9] FORMATION OF SILICONIZED LAYER ON TiAl-BASED ALLOY AND THE OXIDATION RESISTANCE
    W. Liang
    Central Iron & Steel Research Institute
    Acta Metallurgica Sinica(English Letters), 2003, (06) : 466 - 472
  • [10] Improvement of oxidation resistance of TiAl6V4 alloy by siliconizing from liquid phase using melts with high silicon content
    Kubatik, T.
    Jaglova, M.
    Kalabisova, E.
    Cihal, V.
    JOURNAL OF ALLOYS AND COMPOUNDS, 2011, 509 (18) : 5493 - 5499