Home / Standards / GB/T 23932 GB/T 23932 Upcoming Double skin metal faced insulating panels for building 建筑用金属面绝热夹芯板 Standard Type GBT ICS 91.120.10 CCS Q25 Status 即将实施 Issue Date 2025-12-31 Implementation 2026-07-01 Responsible Dept 中国建筑材料联合会 Drafting Unit 中国建筑材料联合会