Home / Standards / GB/T 45598-2025 GB/T 45598-2025 Active Fine ceramics—Test method of elastic modulus, shear modulus and Poisson's ratio for ceramic at high temperature—Impulse excitation of vibration 精细陶瓷 高温弹性模量、剪切模量和泊松比试验方法 脉冲激励法 Standard Type GBT ICS 81.060.30 CCS Q30 Status 现行 Issue Date 2025-04-25 Implementation 2025-11-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A