Home / Standards / GB/T 34896-2017 GB/T 34896-2017 Active Rotary shaft lip-type seals—Determination of friction torque 旋转轴唇形密封圈 摩擦扭矩的测定 Standard Type GBT ICS 23.100.60;83.140.50 CCS J20 Status 现行 Issue Date 2017-11-01 Implementation 2018-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A