TC4钛合金搅拌摩擦焊焊缝成形及微观组织研究*

摘要
参考文献
相关文章 (15)

全文: PDF (4174 KB)
输出: BibTeX | EndNote (RIS)

摘要通过优化搅拌头结构和焊接工艺参数，研究了TC4钛合金搅拌摩擦焊焊缝成形过程及微观组织。研究结果表明，搅拌头结构对焊缝成形影响显著，增大轴肩和搅拌针直径有利于消除缺陷；在焊接过程中，当热输入量较低时，搅拌区由α相超细等轴晶组成，当热输入量大于β相变温度，搅拌区全部由片层状α+β双相组织构成。

	服务

	把本文推荐给朋友
	加入我的书架
	加入引用管理器
	E-mail Alert
	RSS
	作者相关文章
	李继忠
	董春林
	栾国红
	李辉
	孙志彬
	周海峰

关键词 ：钛合金, 搅拌摩擦焊, 相变

基金资助:*“十二五”航空支撑资助项目（61901110301），项目资助。

引用本文:

李继忠，董春林，栾国红，李辉，孙志彬，周海峰. TC4钛合金搅拌摩擦焊焊缝成形及微观组织研究*[J]. 航空制造技术, 2013, 56(16): 160-163.

链接本文:

http://www.amte.net.cn/CN/ 或 http://www.amte.net.cn/CN/Y2013/V56/I16/160

[1]　Mishra R S, Ma Z Y. Friction stir welding and processing. Materials Science & Engineering R, 2005, 50 (1-2): 1-78.
[2]　Threadgill P L, Leonard A J, Shercliff H R, et al. Friction stir welding of aluminium alloys. International Materials Reviews, 2009, 54 (2): 49-93.
[3]　Cam G. Friction stir welded structural materials: beyond Al-alloys. International Materials Reviews, 2011, 56 (1): 1-48.
[4]　Sanders D G, Ramulu M, Edwards P D. Superplastic forming of friction stir welds in Titanium alloy 6Al-4V: preliminary results. Material Wissenschaft and Werkstofftechnik, 2008, 39 (4-5): 353-357.
[5]　栾国红，柴鹏，孙成斌. 钛合金的搅拌摩擦焊探索. 焊接学报, 2005, 26 (11): 83-89.
[6]　Thompson B, Babu S S. Tool degradation characterization in the friction stir welding of hard metals. Welding Journal, 2010, 89: 256s-261s.
[7]　Farias A, Batalha G F, Prados E F, et al. Tool wear evaluations in friction stir processing of commercial titanium Ti-6Al-4V. Wear, 2013, 302(1-2): 1327-1333.
[8]　Grujicic M, Arakere G, Pandurangan A H. Computational analysis and experimental validation of the TC4 FSW behavior. Journal of Engineering Manufacture, 2011, 225 (2): 208-223
[9]　Edwards P D, Ramulu M. Investigation of microstructure, surface and subsurface characteristics in titanium alloy friction stir welds of varied thicknesses. Science and Technology of Welding and Joining, 2009, 14 (5): 476-483.
[10]　柯黎明，潘际銮，邢丽，等. 搅拌摩擦焊焊缝金属塑性流动的抽吸一挤压理论. 机械工程学报，2009，45 (4): 89-94.
[11]　Liu H J, Zhou L. Microstructural zones and tensile characteristics of friction stir welded joint of TC4 titanium alloy. Transactions of Nonferrous Metals Society of China, 2010, 20 (10): 1873-1878.
[12]　Pilchak A L, Tang W, Sahiner H, et al. Microstructure Evolution during Friction Stir Welding of Mill-Annealed Ti-6Al-4V. Metallurgical and Materials Transactions A, 2011, 42A (3): 745-762.
[13]　Kitamura K, Fujii H, Iwata Y, et al. Flexible control of the microstructure and mechanical properties of friction stir welded Ti-6Al-4V joints. Materials & Design, 2013, 46: 348-354.
[14]　Liu H J, Zhou L, Liu Q W. Microstructural characteristics and mechanical properties of friction stir welded joints of Ti-6Al-4V titanium alloy. Materials & Design, 2010, 31 (3): 1650-1655.