直埋管道现场接口保温工程施工技术

Constructive technology of on-the-scene interface of direct-buried tube warm-keeping project

阐述了管网保温的主要目的,介绍了施工中常用的电热熔套和预置套袖缠绕热缩带两种方法,分别对其主要特点、施工技术、检验标准进行了分析,并提出具体的注意事项。

It illustrates main aim of warm-keeping tube net,introduces two methods of electric melting sleeve & prefabricated sleeve circular hot shrinking belt in construction,analyzes its main features、constructive technology & checkup standards separately,and puts forward concrete noteworthy items.