【作者】 祝要民；

【Author】 ZHU Yao-min;Henan University of Science and Techonlogy;

【机构】 河南科技大学材料学院；

【摘要】 一种发生在制冷铜管上的特殊腐蚀——蚁巢腐蚀导致了制冷失效。分析了腐蚀表象特征、腐蚀介特性质,测试了铜管的残余应力等性能指标,并结合铜管生产、服役环境阐明了腐蚀机理。在此基础上提出了有效的防范措施。更多还原

【Abstract】 A special type of corrosion which named ants nest corrosion,happened to the air-conditioning and refrigeration copper tube and led to the premature failure of refrigeration plant.The corrosion appearance characteristics and corrosion medium properties were analyzed,and the performance of copper tube,such as residual stress,was measured.Combining with the production and service environment of the copper tube,the corrosion mechanism was clarified.Then,based on these results,the effective preventive measures were put forward.更多还原