摘要
文章通过国内首次实施D450口径燃气PE管的定向穿越工程的实例,从施工现场、PE管材焊接和设备、定向穿越设备、管材的防护等角度,叙述了解决该类大口径燃气PE管穿越施工中难点及措施,阐明了工程实施的解决方案,并对施工过程进行了总结归纳。
Through domestic first 450mm diameter gas PE pipe directional crossing engineering instance, the article introduces its difficulties and countermeasure from construction site, PE pipe welding and equipment, directional crossing equipment, pipe material protection and other views. The paper illustrates engineering implementation resolve project, and induces and summarizes construction process.
出处
《上海煤气》
2009年第2期5-9,12,共6页
Shanghai Gas
关键词
燃气
大口径
PE管
定向穿越
焊接
应用
gas, large diamete, PE pipe, directional crossing, weld, application
