Home / Standards / GB/T 34328-2017 GB/T 34328-2017 Active Light weight thermally strengthened glass 轻质物理强化玻璃 Standard Type GBT ICS 81.040.30 CCS Q34 Status 现行 Issue Date 2017-10-14 Implementation 2018-09-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A