Yan Zhenyu, Zhou Qingjun, Hou Yifei, Yang Guangwei, Ma Cunqiang, Wang Fude. Effect of Interlayer Residence Time on Microstructures and Mechanical Properties of Laser Melting Deposited TC11 Titanium Alloys[J]. Chinese Journal of Lasers, 2018, 45(11): 1102003
- Chinese Journal of Lasers
- Vol. 45, Issue 11, 1102003 (2018)
Fig. 1. Schematic of laser melting deposition
Fig. 2. Macroscopic morphologies of as-deposited TC11 titanium alloy samples. (a) 1#; (b) 2#; (c) 3#
Fig. 3. Macrostructure and microstructures of as-deposited sample 1#. (a) Macrostructure; (b)(c)(d) microstructures
Fig. 4. Macrostructure and microstructures of as-deposited sample 2# near layer band. (a) Macrostructure; (b)(c)(d) microstructures
Fig. 5. Macrostructure and microstructure of doubly-annealed sample 2#. (a) Macrostructure; (b) microstructure
Fig. 6. Fracture morphology of as-deposited sample for tensile in Z direction. (a) 1#, magnification of 18 times; (b) 2#, magnification of 19 times; (c) 3#, magnification of 17 times; (d) 1#, magnification of 500 times; (e) 2#,magnification of 500 times; (f) 3#, magnification of 500 times
Fig. 7. Fracture morphology of as-deposited sample for tensile in X-Y direction. (a) 1#, magnification of 18 times; (b) 2#, magnification of 18 times; (c) 3#, magnification of 18 times; (d) 1#, magnification of 500 times; (e) 2#, magnification of 100 times; (f) 3#, magnification of 100 times
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Table 1. Room tensile mechanical properties of as-deposited and doubly-annealed samples
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