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12 经0.5和4 h空化腐蚀测试后锻造316L不锈钢的表面形貌

Fig.12 Topographies of wrought 316L SS after 0.5 h (a, b) and 4 h (c, d) of the cavitation test (a, c) SEM images (Inset in Fig.12c is the local magnified image) (b, d) images obtained by 3D white light interferometric surface topography (The color bar shows the height of the surface, the same below)