[1] Li J F, Wei Z Y, Lu B H. Research progress on technology of selective laser melting of titanium and titanium alloys[J]. Laser & Optoelectronics Progress, 55, 011403(2018).

[2] Guo J T[M]. Materials science and engineering for superalloys, 491-720(2010).

[3] Shi C X, Zhong Z Y. Development and innovation of superalloy in China[J]. Acta Metallurgica Sinica, 46, 1281-1288(2010).

[4] Li Z, Sui S, Yuan Z H et al. Microstructure and tensile properties of high-deposition-rate laser metal deposited GH4169 alloy[J]. Chinese Journal of Lasers, 46, 0102004(2019).

[5] Song K, Yu K, Lin X et al. Microstructure and mechanical properties of heat treatment laser solid forming superalloy Inconel 718[J]. Acta Metallurgica Sinica, 51, 935-942(2015).

[6] Shang C, Wang C Y, Xu G J et al. Laser additive manufacturing of TA15-Inconel 718 bimetallic structure via Nb/Cu multi-interlayer[J]. Vacuum, 169, 108888(2019).

[7] Xi M Z, Gao S Y, Liu B et al. Effect of scanning pattern and annealing heat treatment on microstructures and mechanical properties of TA15 titanium alloy formed by laser rapid forming process[J]. Rare Metal Materials and Engineering, 43, 445-449(2014).

[8] Yang G, Wang W D, Qin L Y et al. Effect of annealing temperature and soaking time on microstructures and microhardness of laser deposition manufacturing TA15 titanium alloy[J]. Infrared and Laser Engineering, 46, 0806006(2017).

[9] Wu X H, Liang J, Mei J F et al. Microstructures of laser-deposited Ti-6Al-4V[J]. Materials & Design, 25, 137-144(2004).

[10] Onuike B, Bandyopadhyay A. Additive manufacturing of Inconel 718-Ti6Al4V bimetallic structures[J]. Additive Manufacturing, 22, 844-851(2018).

[11] Chen Y Q, Liu Y T, Tang Y J et al. Microscopic structure and tensile property of laser melting deposited TA15/Ti2AlNb dual alloy[J]. Chinese Journal of Lasers, 43, 0802010(2016).

[12] Zhao W W, Lin X, Liu F C et al. Effect of heat treatment on microstructure and mechanical properties of laser solid forming Inconel 718 superalloy[J]. Chinese Journal of Lasers, 36, 3220-3225(2009).

[13] Bian H Y, Dong W Q, Qu S et al. Residual stress and tensile property of laser deposition repair GH4169 alloy surface damage with preheating[J]. The Chinese Journal of Nonferrous Metals, 28, 1136-1142(2018).

[14] Bian H Y, Zhai Q X, Qu S et al. The evolution of temperature field and stress field in laser deposition repair GH4169 with substrate preheating[J]. Applied Laser, 37, 327-332(2017).

[15] Zhang Y J, Cheng X W, Zhou S M et al. Synthesis and characterization of a Ti2Ni/TiNi micro-laminated composite[J]. Rare Metal Materials and Engineering, 47, 293-298(2018).

[16] Suresh S, Giannakopoulos A E. A new method for estimating residual stresses by instrumented sharp indentation[J]. Acta Materialia, 46, 5755-5767(1998).

[17] Carlsson S, Larsson P L. On the determination of residual stress and strain fields by sharp indentation testing[J]. Acta Materialia, 49, 2179-2191(2001).

[18] Liu F C, Lin X, Yang G L et al. Microstructure and residual stress of laser rapid formed Inconel 718 nickel-base superalloy[J]. Optics & Laser Technology, 43, 208-213(2011).