| 2A11铝合金/碳钢偶接件在强化自然环境条件下的腐蚀特性 |
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| 引用本文： | 王玲,宣卫芳,牟献良.2A11铝合金/碳钢偶接件在强化自然环境条件下的腐蚀特性[J].表面技术,2011(5):1-4. |
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| 作者姓名： | 王玲 宣卫芳 牟献良 |
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| 作者单位： | 中国兵器工业第五九研究所,重庆400039;重庆市环境腐蚀与防护工程技术研究中心,重庆400039;中国兵器工业第五九研究所,重庆400039;重庆市环境腐蚀与防护工程技术研究中心,重庆400039;中国兵器工业第五九研究所,重庆400039;重庆市环境腐蚀与防护工程技术研究中心,重庆400039 |
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| 基金项目： | 总装技术基础资助项目(BQ05920101ZL16) |
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| 摘 要： | 采用户外周期喷淋试验,研究了2A11铝合金与Q235钢组成的偶接件在强化自然环境条件下的腐蚀行为与规律.结果表明:2A11铝合金的偶接部位发生严重腐蚀,腐蚀严重部位主要在距接触边缘5～10mm的范围内；铝合金的腐蚀质量损失随暴露时间的延长而不断增大；电偶腐蚀和缝隙腐蚀并存是铝合金偶接部位腐蚀严重的主要原因,大气环境中沉...
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| 关 键 词： | 铝合金 偶接 自然环境加速试验 大气腐蚀 |
Corrosion Performance of 2A11 Aluminium Alloy Coupled with Carbon Steel in Accelerated Natural Environmental Condition |
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| WANG Ling,XUAN Wei-fang,MU Xian-liang.Corrosion Performance of 2A11 Aluminium Alloy Coupled with Carbon Steel in Accelerated Natural Environmental Condition[J].Surface Technology,2011(5):1-4. |
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| Authors: | WANG Ling XUAN Wei-fang MU Xian-liang |
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| Affiliation: | WANG Ling1,2,XUAN Wei-fang1,MU Xian-liang1,2(1.No.59 Institute of China Ordnance Industry,Chongqing 400039,China,2.Chongqing Engineering Research Center for Environmental Corrosion and Protection,China) |
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| Abstract: | The corrosion performance of 2A11 aluminum alloy coupled with Q235 steel under natural environment accelerated test was studied in marine atmosphere.The results show that 2A11 aluminum alloy appear serious corrosion.The corrosion area of aluminum alloy is mainly within the scope of five millimeters to ten millimeters on the coupled edge.The mass lose increases with increasing of time.The main reason of corrosion of aluminum alloy is galvanic corrosion and gap corrosion.Cl-from atmosphere and seawater and SO... |
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| Keywords: | aluminum alloy coapling natural environment accelerated test corrosion |
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