Home / Standards / GB/T 44541-2024 GB/T 44541-2024 Active Fine ceramics—Ceramic matrix composites—Notations and symbols 精细陶瓷 陶瓷基复合材料 符号与标记 Standard Type GBT ICS 81.060.30 CCS Q30 Status 现行 Issue Date 2024-09-29 Implementation 2025-04-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A