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OALib Journal期刊
ISSN: 2333-9721
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热镀锌钢材的电偶腐蚀行为--划痕型缺陷
Keywords: 材料失效与保护,丝束电极,电偶腐蚀,阴极保护,镀锌层,氢析出
Abstract:
？使用锌--碳钢异材质丝束电极技术,模拟并研究了锌/钢电偶腐蚀不同阶段的电位和电流密度的空间分布.结果表明,在锌丝与钢丝面积比为10:1的情况下,锌丝能给钢丝提供足够的阴极保护,且锌丝之间存在明显的电位、电流分布不均现象;钢丝之间也存在电化学参数分布不均现象,而且在受到保护的同时钢丝表面有氢析出.
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