Home / Standards / GB/T 15623.1-2003 GB/T 15623.1-2003 Abolished Hydraulic fluid power--Electrically modulated hydraulic control valves--Part 1:Test methods for four-way directional flow control valves 液压传动 电调制液压控制阀 第1部分:四通方向流量控制阀试验方法 Standard Type GBT ICS 23.100.30 CCS J20 Status 废止 Issue Date 2003-11-25 Implementation 2004-06-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A