激光熔化沉积制备316L不锈钢的电化学腐蚀及空化腐蚀性能

蒋华臻, 彭爽, 胡琦芸, 王光义, 陈启生, 李正阳, 孙辉磊, 房佳汇钰

Corrosion and Cavitation Erosion Resistance of 316L Stainless Steels Produced by Laser Metal Deposition

JIANG Huazhen, PENG Shuang, HU Qiyun, WANG Guangyi, CHEN Qisheng, LI Zhengyang, SUN Huilei, FANG Jiahuiyu

图17 经0.5和4 h空化腐蚀测试后No.5试样的表面形貌

Fig.17 Topographies of sample No.5 after 0.5 h (a, b) and 4 h (c, d) of the cavitation test (a, c) SEM images (Insets in Figs.17a and c are the local magnified images) (b, d) images obtained by 3D white light interferometric surface topography