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316L不锈钢粉末激光熔覆工艺研究
Authors
张文武
昝少平
焦俊科
Publication date
1 January 2016
Publisher
Abstract
为了探索激光工艺参数对316L不锈钢粉末在304#不锈钢板上熔覆质量的影响规律,发现最优的工艺参数,利用实验室自行设计组装的光纤激光熔覆系统对其进行了一系列的激光熔覆工艺试验。用激光共聚焦显微镜、维氏硬度计以及其他方法,对不同组合的工艺参数(激光功率、熔覆速度、激光频率以及离焦量等)下单道熔覆的试样的表面形貌和横截面质量进行了检测和分析,发现了工艺参数对熔覆质量的影响规律,并据此确定了一个最佳的熔覆参数组合范围,在这个范围内得到的熔覆试样结果显示,熔覆条表面光滑,有完整的熔覆条纹,无气孔和裂纹
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Last time updated on 22/01/2018