Al-AlN异构纳米复合材料的组织构型与热稳定性

聂金凤, 伍玉立, 谢可伟, 刘相法

Microstructure and Thermal Stability of Heterostructured Al-AlN Nanocomposite

NIE Jinfeng, WU Yuli, XIE Kewei, LIU Xiangfa

图6 Al-AlN异构纳米复合材料热暴露前后的力学性能

Fig.6 Mechanical properties of heterostructured Al-AlN nanocomposite before and after thermal exposure (a) variation of microhardness versus the thermal exposure time at 350oC (b) engineering stress-strain curves after exposure at 500oC for different holding time (c) ultimate tensile strength (UTS), yield strength (YS), and elongation (δ) variation curves of the composites with the exposure time