Home / Standards / GB/T 29039-2012 GB/T 29039-2012 Active Steel heating radiator 钢制采暖散热器 Standard Type GBT ICS 91.140.10 CCS Q83 Status 现行 Issue Date 2012-12-31 Implementation 2013-11-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A