摘要
与输送其他介质相比,对用于燃气输配的PE管,有着较严格的要求。文章阐述了燃气聚乙烯管道非开挖施工与设计中十分有必要遵循与注重的几个问题。
Compared with other transmission media, the PE pipe for gas transmission and distribution has more strict requirements. The article expatiates on several issues on gas PE pipe non-dig construction and design which is necessary to follow and pay attention to.
出处
《上海煤气》
2009年第5期4-8,共5页
Shanghai Gas
关键词
允许压力
允许拖力
弯曲半径
入土坑
蜿蜒敷设
制动块
allowable pressure, allowable drag force, bending radius, soil pit, meandering lay, brake pad
