摘要
对二氧化碳汽提法尿素合成塔衬里更换后进行耐压试验的前后各个施工步骤进行总结,试验压力为20.4 MPa,端部密封选择平盖密封,管道焊接采用平盖盲板型式。
The of urea converter with is selected as the end various construction procedures before and after the pressure test on the replaced lining CO2-stripping process seal and pipe welding are summed up with the test is of flat blind. pressure of 20.4MPa and a flat seal
出处
《大氮肥》
CAS
2012年第1期17-20,共4页
Large Scale Nitrogenous Fertilizer Industry
关键词
尿素合成塔
衬里更换
盲板安装
水压试验
管道恢复
urea converter
lining replacement
blind installation
hydraulic pressure test
pipe recovery
