三种典型船舶螺旋桨用铜合金的空蚀行为对比研究

佟瑶, 宋亓宁, 李慧琳, 许楠, 包晔峰, 张根元, 赵立娟

A Comparative Assessment on Cavitation Erosion Behavior of Typical Copper Alloys Used for Ship Propeller

TONG Yao, SONG Qining, LI Huilin, XU Nan, BAO Yefeng, ZHANG Genyuan, ZHAO Lijuan

图5 3种铜合金在3.5%NaCl溶液中空蚀1和5 h后的表面形貌

Fig.5 Surface morphologies of Mn-brass (a), MAB (b) and NAB (c) after cavitation erosion in 3.5%NaCl solution for 1 h (a1~c1) and 5 h (a2~c2)