Home / Standards / GB/T 38594-2020 GB/T 38594-2020 Active Water supply devices with superimposing pipe pressure 管网叠压供水设备 Standard Type GBT ICS 91.140.60 CCS P41 Status 现行 Issue Date 2020-03-31 Implementation 2021-02-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A