缝隙腐蚀是指在腐蚀介质中的金属表面上,在缝隙和其他隐蔽的区域内发生的局部腐蚀。孔穴、垫片接触面、搭接缝内、沉积物下、紧固件缝隙内是常发生缝隙腐蚀的地方。凡是依靠氧化膜或钝化层抗腐蚀的金属特别易发生这种腐蚀。在许多介质中,特别是含氧的介质中会发生缝隙腐蚀。缝隙腐蚀也是一种电化学腐蚀。
The characteres and regulares of pitting corrosion,crevice corrosion,stress crack corrosion of aluminum alloy in deep ocean are discussed. The wide applications of aluminum alloy in deep ocean is also covered in this paper.
本文介绍了国外铝合金深海腐蚀的研究进展,并与表层海水铝合金的腐蚀情况进行对比,讨论了点蚀、缝隙腐蚀、应力腐蚀等铝合金深海典型腐蚀特征及规律,同时进一步展望了铝合金在深海中的应用前景及发展方向。
参考来源 - 铝合金深海腐蚀研究进展·2,447,543篇论文数据,部分数据来源于NoteExpress
这一过程与经典的金属缝隙腐蚀机理相吻合。
This process was coincident with classic theory of crevice corrosion of metal.
在潮汐区暴露的不锈钢受点蚀和缝隙腐蚀破坏。
The stainless steels exposed to tidal zone were attacked by pitting and crevice corrosion.
各种分析结果证明,缝隙腐蚀是导致防锈铝板表面发生失效的主要原因。
It was concluded that the corrosion of anti-rust aluminum plate was the result of crevice corrosion.
应用推荐