Home / Standards / GB/T 46778-2025 GB/T 46778-2025 Upcoming Fine ceramics—Determination of compressive strength of ceramic granules 精细陶瓷 陶瓷造粒粉压缩强度试验方法 Standard Type GBT ICS 81.060.30 CCS Q30 Status 即将实施 Issue Date 2025-12-02 Implementation 2026-07-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A