无磁钻铤不锈钢激光熔覆层的微观组织与腐蚀磨损特性

纪云瀚, 王勤英, 郑杰, 李怡璇, 西宇辰, 董立谨, 张杨飞, 白树林

Microstructure and Tribocorrosion Behavior of Laser Cladding Coating of a Non-magnetic Drill Collar Stainless Steel

JI Yunhan, WANG Qinying, ZHENG Jie, LI Yixuan, XI Yuchen, DONG Lijin, ZHANG Yangfei, BAI Shulin

图6 OCP下P550不锈钢熔覆层与基体的磨损表面SEM形貌及元素分布图

Fig.6 SEM morphologies and corresponding elemental distribution maps of the worn surfaces of P550 stainless steel coating (a, c) and substrate (b, d) under OCP