Hardness and microstructural inhomogeneity at the epitaxial interface of laser 3D-printed Ni-based superalloy

作者: Dan Qian , Anfeng Zhang , Jianxue Zhu , Yao Li , Wenxin Zhu

DOI: 10.1063/1.4962485

关键词: MicrostructureEpitaxySuperalloyNanoindentationHardening (metallurgy)Heat-affected zoneComposite materialSingle crystalMetallurgyMaterials scienceCladding (fiber optics)

摘要: … much more irregular in the laser cladding zone. A measurement of over 200 γ′ particles or cubes in each zone show that the γ′ particle size in the cladding layer averages to about 35…

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