激光功率和扫描速度对SLM制备Ti5553合金性能的影响

王铭宇, 李述军, 和正华, 唐明德, 张思倩, 张浩宇, 周舸, 陈立佳

Effect of Process Parameters on Density and Compressive Properties of Ti5553 Alloy Block Prepared by SLM

WANG Mingyu, LI Shujun, HE Zhenghua, TANG Mingde, ZHANG Siqian, ZHANG Haoyu, ZHOU Ge, CHEN Lijia

图7 激光功率为100 W制备的样品内部缺陷的形貌和尺寸的CT图

Fig.7 CT image of defects in sample B1 with 100 W laser power and 400 mm/s scanning speed, with a relative density of 99.93% (a), CT image of defects in sample B2 with 100 W laser power and 600 mm/s scanning speed, with a relative density of 99.62% (b), CT image of defects in sample B3 with 100 W laser power and 800 mm/s scanning speed, with a relative density of 98.83% (c) and the scale of defect sizes in the CT images (d)