Home / Standards / GB/T 19913-2018 GB/T 19913-2018 Active Cast iron heating radiator 铸铁供暖散热器 Standard Type GBT ICS 91.140 CCS Q83 Status 现行 Issue Date 2018-02-06 Implementation 2019-01-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A