硬质聚氨酯保温管补口及管件保温施工工艺

On thermal preservation pipe joints of rigid polyurethane and thermal insulation construction craft of members

介绍了直埋高密度聚乙烯外护聚氨酯保温管的材料性能,对其施工前的准备工作进行了阐述,分析了聚氨酯保温管的直口、接口及弯头等管件的防腐保温工艺及注意事项,确保供热管道的正常运行。

The paper introduces the material performance of the thermal preservation pipe of the buried high-density polyethylene, illustrates the preparation before the construction, and analyzes the corrosion resistance craft for the members including sprue, joint and bend of the polyure-thane and the precautions, so as to ensure the operation of the heat-supply pipelines.