摘要
针对合成氨装置12Cr1MoVG高压蒸汽管道频繁出现环焊缝开裂现象进行分析,介绍该管道环焊缝失效分析的方法、过程,阐明失效的原因,提出改进意见。
The crack frequently occurred on circumferential weld on 12Cr1MoVG high pressure steam pipe in synthetic ammonia plant was analyzed. The method for failure analysis and analyzing process were described,the cause of failure was elaborated,and the modification method was presented.
作者
胡跃飞
何睿丰
Hu Yuefei;He Reifeng(SINOPEC Baling Branch,Yueyang 414003)
出处
《大氮肥》
CAS
2019年第3期159-163,共5页
Large Scale Nitrogenous Fertilizer Industry
关键词
蒸汽管道
焊缝
开裂
steam pipe
weld seam
crack
