Home / Standards / GB/T 22107-2008 GB/T 22107-2008 Abolished Pneumatic fluid power - Directional control valves - Measurement of shifting time 气动方向控制阀 切换时间的测量 Standard Type GBT ICS 23.100.50 CCS J20 Status 废止 Issue Date 2008-06-25 Implementation 2009-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会