摘要
分析了尿素高压管线受腐蚀减薄的原因,提出更换高压管线的方案。详细介绍了更换过程的材料验收、焊接工艺确认及焊接后水压试验的验收。
This article analyzes the causes of urea plant high pressure pipelines thinning due to corrosion,presents high pressure pipeline replacement scheme,and elaborates material acceptance and welding procedure confirmation in the course of replacement and acceptance after post-welding hydraulic test.
出处
《化肥设计》
CAS
2015年第6期56-59,共4页
Chemical Fertilizer Design
关键词
尿素高压管线
减薄
更换
验收
水压试验
urea plant high pressure pipelines
thinning
replacement
acceptance
hydraulic test
