Home / Standards / CJ/T 469-2015 CJ/T 469-2015 Active 燃气热水器及采暖炉用热交换器 Standard Type CJ ICS N/A CCS N/A Status Active Issue Date 2015-01-20 Implementation 2015-07-01 Centralized Committee 住房和城乡建设部 Issuing Authority 住房和城乡建设部