location: Current position: Home >> Scientific Research >> Paper Publications

板式空冷器板片开裂失效分析

Hits:

Indexed by:期刊论文

Date of Publication:2011-01-15

Journal:腐蚀与防护

Included Journals:PKU、ISTIC

Issue:01

Page Number:71-73+70

ISSN No.:1005-748X

Key Words:板式空冷器;板片;应力腐蚀开裂;腐蚀疲劳

Abstract:某石油炼厂板式空冷器板片在较短时间内发生严重的开裂。根据该厂提供的失效件,采用电子探针、金相显微镜、扫描电镜和电子能谱仪等对开裂板片的成分、金相、断口宏观及微观形貌和腐蚀产物进行了分析。结果表明,板式空冷器最外层板片开裂为应力腐蚀开裂,次外层板片开裂为腐蚀疲劳所致。

Pre One:Ni-Cu-P化学镀层的制备及其耐烟气冷凝液的腐蚀性能

Next One:Effects of Anions on Corrosion Behavior of Ni-Cu-P Coatings.