Home / Standards / GB/T 7934-2017 GB/T 7934-2017 Active Hydraulic two-port slip-in cartridge valves—Technical requirements 液压二通盖板式插装阀 技术条件 Standard Type GBT ICS 23.100.50 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