Home / Standards / GB/T 44540-2024 GB/T 44540-2024 Active Fine ceramics—Test method for determining elastic modulus and bending strength of ceramic tube and rings—Split ring method 精细陶瓷 陶瓷管材或环材弹性模量和弯曲强度的测定 缺口环法 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