| 船体结构钢腐蚀疲劳裂纹扩展行为研究 |
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| 作者单位： | 宝山钢铁股份有限公司销售中心 上海201900 |
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| 摘 要： | 针对船体结构钢16 Mn处于海水腐蚀与交变载荷的交互作用,并且在阴极保护作用下工作的实际工况,研究了阴极保护对16 Mn船体结构钢在海水和3.5%NaCl水溶液中的腐蚀疲劳裂纹萌生和裂纹扩展的行为。结果表明裂纹扩展速率不仅受阴极电位的影响而且受环境介质的影响。
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| 关 键 词： | 腐蚀疲劳 裂纹扩展 船用钢 |
Study on the Performances of Corrosion-Fatigue Crack-Growth in a Ship Steel |
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| Authors: | CHEN Zhuo-ren MA Qiao-hong |
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| Abstract: | In this paper,the effects of cathodic protection on the corrosion fatigue crack growth for a ship structural 16 Mn steel have been studied in seawater and 3.5%NaCl solution,respectively.The results showed that the crack-growth rate is controlled by both cathodic potential and environment. |
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| Keywords: | corrosion fatigue crack growth ship steel |
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