尿素合成塔不锈钢内衬背侧开裂泄漏的原因分析  

作　　者：王春茂 祝卫国 袁涛 申孝民 

机构地区：[1]山东省特种设备检验研究院,山东250013

出　　处：《中国特种设备安全》2010年第9期65-67,共3页China Special Equipment Safety

摘　　要：归纳介绍了不锈钢内衬背侧开裂导致泄漏的五起案例,并对背侧开裂内衬进行了金相、电子探针等初步分析,指出不锈钢内衬背侧开裂主要是由应力腐蚀造成的。内衬母材背侧开裂应引起使用和检验单位的高度重视。In this paper, five cases of leakage in stainless steel linings that caused by backside crack were given. Analysis of backside crack by metallography and electron probe revealed that the crack was caused by stress corrosion. Finally author pointed out that the backside crack of stainless steel linings must be paid enough attention.

关 键 词：不锈钢内衬 背侧开裂 应力腐蚀 

分 类 号：TQ223.166[化学工程—有机化工]