Home / Standards / GB/T 15242.2-2017 GB/T 15242.2-2017 Active Dimensions series of rod and piston dynamic seals for hydraulic cylinders—Part 2:Dimensions and tolerances of bearing rings 液压缸活塞和活塞杆动密封装置尺寸系列 第2部分:支承环尺寸系列和公差 Standard Type GBT ICS 23.100.60 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