Home / Standards / GB/T 37995-2019 GB/T 37995-2019 Active Rubber ring of main drive chain for wind turbine generator system 风力发电机组主传动链系统橡胶密封圈 Standard Type GBT ICS 83.140.50 CCS G43 Status 现行 Issue Date 2019-08-30 Implementation 2020-07-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A