搅拌头转速对2507双相不锈钢搅拌摩擦加工组织及性能的影响

陈果, 王新波, 张仁晓, 马成悦, 杨海峰, 周利, 赵运强

Effect of Tool Rotation Speed on Microstructure and Properties of Friction Stir Processed 2507 Duplex Stainless Steel

CHEN Guo, WANG Xinbo, ZHANG Renxiao, MA Chengyue, YANG Haifeng, ZHOU Li, ZHAO Yunqiang

图3 不同搅拌头转速下2507双相不锈钢搅拌摩擦加工区截面形貌的OM像

Fig.3 Cross-sectional OM images of the processing zone of friction stir processed 2507 duplex stainless steel at different tool rotation speeds of 200 r/min (a), 300 r/min (b), 400 r/min (c), 500 r/min (d), and 600 r/min (e) and the locally enlarged morphologies of hole defects in the square areas in Fig.3a (f), Fig.3d (g), and Fig.3e (h)