大氮肥
大氮肥
대담비
LARGE SCALE NITROGENOUS FERTILIZER INDUSTRY
2012年
1期
17-20
,共4页
尿素合成塔%衬里更换%盲板安装%水压试验%管道恢复
尿素閤成塔%襯裏更換%盲闆安裝%水壓試驗%管道恢複
뇨소합성탑%츤리경환%맹판안장%수압시험%관도회복
urea converter%lining replacement%blind installation%hydraulic pressure test%pipe recovery
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。
對二氧化碳汽提法尿素閤成塔襯裏更換後進行耐壓試驗的前後各箇施工步驟進行總結,試驗壓力為20.4 MPa,耑部密封選擇平蓋密封,管道銲接採用平蓋盲闆型式。
대이양화탄기제법뇨소합성탑츤리경환후진행내압시험적전후각개시공보취진행총결,시험압력위20.4 MPa,단부밀봉선택평개밀봉,관도한접채용평개맹판형식。
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
