城市供热预制绝热管路及其运行

Prefabricated Heat Insulated Pipeline of the City Heat Supply and Its Operation

阐述了城市集中供热管路中无槽敷设轧制绝热管道和连接零件的生产状况,总结了无槽敷设城市供热管路近十几年的运行经验。

The paper briefly introduces prefabricating process of rollingthermal isolated waterproof pipes which are laid without trough in the city heat supply pipeline and its joining machine elements. The exploitation experiences in the past ten years of city heat supply pipeline laiding without trough have been introduced.