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金属学报  2005 

阴极极化对LY12CZ铝合金腐蚀疲劳寿命的影响

, PP. 556-560

Keywords: 阴极极化,腐蚀疲劳寿命,铝合金LY12CZ

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Abstract:

在LY12CZ铝合金腐蚀疲劳寿命曲线的基础上,研究了不同阴极电位下有无涂层试件在3.5%NaCl溶液中腐蚀疲劳寿命的变化规律.记录了一定阴极电位下阴极电流的变化情况.并通过对腐蚀疲劳断裂微观形貌的观察、分析,探讨了阴极极化对有无涂层保护的LY12CZ铝合金腐蚀疲劳寿命影响机理.

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