Home / Standards / GB/T 22309-2023 GB/T 22309-2023 Active Road vehicles—Brake linings—Shear test method for disc brake pad and drum brake shoe assemblies 道路车辆 制动衬片 盘式制动块总成和鼓式制动蹄总成剪切强度试验方法 Standard Type GBT ICS 43.040.40 CCS Q69 Status 现行 Issue Date 2023-12-28 Implementation 2024-07-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A