[1] [1] Huang Qianyao， Li Hankang. Superalloys［M］. Beijing: Metallurgical Industry Press，2000

[2] [2] Kong Yonghua，Li Long，Chen Guosheng et al.. Influence of microstructure and properties of GH4169 in different heat treatments ［J］. Rare Metal Materials and Engineering， 2010, 39(Z1): 472～475

[3] [3] G. D. Janaki Ram, A. Venugopal Reddy, K. Prasad Rao et al.. Microstructure and tensile properties of inconel 718 pulsed NdYAG laser welds［J］. J. Mater. Processing Technol., 2005, 167(1): 73～82

[4] [4] H. Qi, M. Azer， A. Ritter. Studies of standard heat treatment effects on microstructure and mechanical properties of laser net shape manufactured inconel 718［J］. Metall. Mater. Trans., 2009, 40(10): 2410～2422

[5] [5] J. K. Hong, J. H. Park, N. K. Park et al.. Microstructures and mechanical properties of inconel 718 welds by CO2 laser welding［J］. J. Mater. Processing Technol., 2008, 201(1-3): 515～520

[6] [6] Mu Xiaohong，Niu Xu，Hui Wen. Investigative of the principle of laser welding and its application［J］. Science and Technology Innovation Herald， 2009， (8): 5

[7] [7] Wang Wei， Chen Li，Zhao Xingke et al.. Effect of welding parameters formation of welds during laser welding of TiNi shape memory alloy［J］. Chinese J. Lasers， 2008， 35(2): 291～296

[8] [8] Yu Gang， Zhao Shusen， Zhang Yongjie et al.. Research on key issues of laser welding of dissimilar metal［J］. Chinese J. Lasers， 2009, 36(2): 261～268

[9] [9] Liu Yuping，Cui Fumian. Investigative of electron beam welding GH4169 of black line organization［J］. Journal of Materials Engineering， 2003，(s1): 211～212