Home / Standards / GB/T 25969-2010 GB/T 25969-2010 Active Specification of material selecting for main parts of domestic solar water heating system 家用太阳能热水系统主要部件选材通用技术条件 Standard Type GBT ICS 21.260 CCS F01 Status 现行 Issue Date 2011-01-10 Implementation 2011-05-01 Responsible Dept 国家标准委 Drafting Unit N/A