Home / Standards / GB/T 45880-2025 GB/T 45880-2025 Active Determination of friction and wear characteristics of monolithic ceramics—Ball-on-disc method 单片陶瓷摩擦和磨损特性的测定 球板法 Standard Type GBT ICS 81.060.30 CCS Q30 Status 现行 Issue Date 2025-06-30 Implementation 2026-01-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A