The slot-like damage took place in partial area of a marine stern shaft.
某船用尾轴局部区段发生凹槽状损伤,采用扫描电镜、金相显微镜等设备对损伤尾轴的化学成分、微观组织及断口形貌进行了分析,结果表明,该尾轴在服役过程中由于没有隔绝液态介质,从而导致电偶腐蚀而开裂。
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