Effect of Laser Quenching on WireâPowder Collaborative Arc Additive Manufacturing of Ti6Al4V-Cu Alloys with 2.4% and 7.9% Copper Content
2024
Effect of Laser Quenching on Ti6Al4V-Cu Alloys
publication
Evidence: moderate
Author Information
Author(s): Zhang Xingyu, Wu Weimin, Zhang Xiangxiang, Wang Yanhu, Pederson Robert
Primary Institution: Shanghai Waterway Engineering Design and Consulting Co., Ltd.
Hypothesis
How does laser quenching affect the properties of Ti6Al4V-Cu alloys with different copper contents?
Conclusion
Laser quenching significantly improves the hardness and corrosion resistance of Ti6Al4V-Cu alloys.
Supporting Evidence
- The microhardness of the alloys increased significantly after laser quenching, especially for those with lower copper content.
- Alloy strength increased by approximately 35% with higher copper content.
- Laser quenching improved the corrosion resistance of the alloys in a saline solution.
Takeaway
This study shows that using a laser to quickly cool titanium-copper alloys makes them stronger and better at resisting rust.
Methodology
The study used wire-powder synchronous arc additive manufacturing to create Ti6Al4V-Cu alloys and applied laser quenching to analyze changes in microstructure and properties.
Digital Object Identifier (DOI)
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