Mechanical properties of Cr-alloyed MoSi2-based nanocomposite coatings with a hierarchical structure

作者: Jiang Xu , Jia di Wu , Zhengyang Li , Paul Munroe , Zong-Han Xie

DOI: 10.1016/J.JALLCOM.2013.02.134

关键词:

摘要: Novel Cr-alloyed MoSi2-based nanocomposite coatings were successfully synthesized onto Ti-6Al-4V substrates by a double glow discharge plasma technique. The architecture of the exhibited hierarchical structure, consisting equiaxed C40-MoSi2 with bimodal grain size distribution and strip-shaped Mo5Si3 grains segregated to boundaries submicron MoSi2 grains. results showed that toughness depended strongly upon their structure magnitude compressive residual stresses in coatings.

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