Home / Standards / GB/T 29159-2012 GB/T 29159-2012 Active The glass tube for all-glass evacuated solar collector tubes 全玻璃真空太阳集热管用玻璃管 Standard Type GBT ICS 27.160 CCS F01 Status 现行 Issue Date 2012-12-31 Implementation 2013-10-01 Responsible Dept 国家标准委 Drafting Unit N/A