ICS 43.040.40 CCS T 24 QC 中华人民共和国 汽车行业标准 QC/T 592—202X 代替 QC/T 592 —2013 汽车液压制动钳总成性能要求及台架试验 方法 Performance requirements and bench test methods for automobile hydraulic brake caliper assembly (点击此处添加与国际标准一致性程度的标识 ) （报批稿） XXXX - XX - XX发布 XXXX - XX - XX实施 中华人民共和国工业和信息化部 发布 QC/T 592 —202X I 目次 前言 ................................ ................................ ................ III 1 范围 ................................ ................................ ............... 1 2 规范性引用文件 ................................ ................................ ..... 1 3 术语和定义 ................................ ................................ ......... 1 4 性能要求 ................................ ................................ ........... 2 真空密封性 ................................ ................................ ..... 2 低压密封性 ................................ ................................ ..... 2 高压密封性 ................................ ................................ ..... 2 排气口密封性 ................................ ................................ ... 2 进液口密封性 ................................ ................................ ... 2 所需液量 ................................ ................................ ....... 2 拖滞扭矩 ................................ ................................ ....... 2 钳体刚性 ................................ ................................ ....... 2 活塞回位量 ................................ ................................ ..... 2 活塞滑动阻力 ................................ ................................ .. 2 活塞启动压力 ................................ ................................ .. 2 钳体滑动阻力 ................................ ................................ .. 2 制动衬块滑动阻力 ................................ .............................. 2 强度 ................................ ................................ .......... 3 耐久性 ................................ ................................ ........ 3 防水性能 ................................ ................................ ...... 3 耐腐蚀性 ................................ ................................ ...... 3 5 试验相关要求 ................................ ................................ ....... 3 试验设备要求 ................................ ................................ ... 3 样件要求 ................................ ................................ ....... 4 6 试验方法 ................................ ................................ ........... 4 真空密封性 ................................ ................................ ..... 4 低压密封性 ................................ ................................ ..... 5 高压密封性 ................................ ................................ ..... 5 排气口密封性 ................................ ................................ ... 5 进液口密封性 ................................ ................................ ... 6 所需液量 ................................ ................................ ....... 6 拖滞扭矩 ................................ ................................ ....... 7 钳体刚性 ................................ ................................ ....... 7 活塞回位量 ................................ ................................ ..... 8 活塞滑动阻力 ................................ ................................ . 10 活塞启动压力 ................................ ................................ . 10 钳体滑动阻力 ................................ ................................ . 10 QC/T 592 —202X II 制动衬块滑动阻力 ................................ ............................. 11 强度 ................................ ................................ ......... 11 耐久性 ................................ ................................ ....... 11 防水性能 ................................ ................................ ..... 12 耐腐蚀性 ................................ ................................ ..... 13 QC/T 592 —202X III 前言 本文件按 照GB/T