GB/T 38105-2019
ActiveUrban heating—Steel jacket prefabricated directly buried pipes and fittings with vacuum insulating layers
城镇供热 钢外护管真空复合保温预制直埋管及管件
Application Summary AI generated
This standard specifies the technical requirements, test methods, and quality acceptance criteria for steel-jacketed prefabricated pipes and fittings with vacuum insulating layers used in urban heating systems. It is applied in the design, production, and installation of directly buried heating pipelines for district heating networks, ensuring thermal efficiency and structural integrity in underground applications. The standard is relevant to municipal infrastructure projects, particularly in cold regions where heat loss reduction and long-term durability are critical.
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