Home / Standards / GB/T 4740-2024 GB/T 4740-2024 Active Test method for strength of ceramic materials 陶瓷材料强度试验方法 Standard Type GBT ICS 81.060.20 CCS Y24 Status 现行 Issue Date 2024-11-28 Implementation 2025-06-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A