首页 | 官方网站   微博 | 高级检索  
     

应力比及载荷频率对腐蚀疲劳断口形貌的影响
引用本文:黄淑菊,张平生,权高峰,宋余九.应力比及载荷频率对腐蚀疲劳断口形貌的影响[J].中国腐蚀与防护学报,1988,8(4):306-312.
作者姓名:黄淑菊  张平生  权高峰  宋余九
作者单位:西安交通大学;西安交通大学;西安交通大学;西安交通大学
摘    要:本工作研究了应力比和载荷频率对高强度低碳硅锰钢在蒸馏水及3.5%NaCl溶液中腐蚀疲劳断口形貌的影响。试验结果表明,在介质影响疲劳裂纹扩展行为的范围内的断口上,随着应力比的增加或者载荷频率的减小,应力腐蚀开裂的断口形貌所占比例逐渐增加。根据多视域的观测结果,建立起了腐蚀疲劳断裂机制示意图。

收稿时间:1988-08-25

THE EFFECTS OF STRESS RATIOS AND FREQUENCY OF LOAD ON CORROSION FATIGEU FRACTOGRAPHY
Huang Shuju,Zhang Pingsheng,Quan Gaofeng and Song Yujiu.THE EFFECTS OF STRESS RATIOS AND FREQUENCY OF LOAD ON CORROSION FATIGEU FRACTOGRAPHY[J].Journal of Chinese Society For Corrosion and Protection,1988,8(4):306-312.
Authors:Huang Shuju  Zhang Pingsheng  Quan Gaofeng and Song Yujiu
Abstract:The change of corrosion fatigue(CF) fractography with stress ratio (R) and frequency (f) were studied in distilled water and 3.5% NaCl aqueous solution. It is shown that the variations of CF fractography with increase in R or decrease in f are similar, i. e., the tendency of stress corrosion cracking (SCC)fractography increased with increase in R or decrease in f on CF fractography. A mechanism schetch map of crack propagation which indicated the influence of R and f on CF cracking mechanism was presented.
Keywords:
本文献已被 CNKI 等数据库收录!
点击此处可从《中国腐蚀与防护学报》浏览原始摘要信息
点击此处可从《中国腐蚀与防护学报》下载全文
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司    京ICP备09084417号-23

京公网安备 11010802026262号