Home / Standards / GB/T 40325-2021 GB/T 40325-2021 Active Performance test for rubber sealing device of railway vehicle wheel rolling bearing 轨道车辆轮对滚动轴承橡胶密封装置性能试验 Standard Type GBT ICS 83.140.50 CCS G43 Status 现行 Issue Date 2021-08-20 Implementation 2022-03-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A