金属材料腐蚀疲劳研究进展

Research Progress on Corrosion Fatigue of Metal Materials

首先归纳了金属材料的腐蚀疲劳裂纹萌生机理和扩展机制,从材料自身因素、外界力学因素和环境因素三方面分析了腐蚀疲劳影响因素,简要介绍了环境腐蚀-疲劳载荷交互试验和环境腐蚀-疲劳载荷协同试验研究现状及重要性,并展望了金属材料腐蚀疲劳今后研究的重要方向,为金属材料腐蚀疲劳的试验开展、机理探索和工程应用奠定基础。

The crack initiation mechanism and extension mechanism of corrosion fatigue were summarized in this paper.The influence factors of corrosion fatigue were analyzed from material itself,external mechanical factors and environmental factors.The research status and importance of environmental corrosion-fatigue load interactive test and environmental corrosion-fatigue load cooperative test were briefly introduced.And the research direction of corrosion fatigue of metal materials was prospected.It lays a foundation for corrosion fatigue test,mechanism exploration and engineering application of metal materials in future.