Microstructure and property regulation of TiN-reinforced IN718 composite coatings via ultrasonic vibration – Manufactured by laser directed energy deposition

Key Points

• Enhanced mechanical properties were observed in the TiN-reinforced IN718 coatings due to optimized microstructure.
• The study reports an increase in wear resistance and improved surface hardness, which are crucial for industrial applications.
• Manufacturing used laser directed energy deposition combined with ultrasonic vibration for better coating quality and performance.
• These findings highlight the significance of microstructure optimization for advanced material applications in aerospace and automotive sectors.