GB/T 45472-2025

Active

Prefabricated insulation pipes for overhead and utility tunnel

架空和综合管廊用预制保温管道

Standard Type
GBT
ICS
91.140.10
CCS
P46
Status
现行
Issue Date
2025-03-28
Implementation
2025-10-01
Responsible Dept
住房城乡建设部
Drafting Unit
N/A