Home / Standards / GB/T 46780-2025 GB/T 46780-2025 Upcoming Road vehicles—Brake lining friction materials—Metal pick up test method for disc brake linings 道路车辆 制动衬片摩擦材料 盘式制动衬片金属镶嵌试验方法 Standard Type GBT ICS 43.040.40 CCS Q69 Status 即将实施 Issue Date 2025-12-02 Implementation 2026-07-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A