Home / Standards / GB/T 14039-2002 GB/T 14039-2002 Active Hydraulic fluid power--Fluids--Method for coding the level of contamination by solid particles 液压传动 油液 固体颗粒污染等级代号 Standard Type GBT ICS 23.100 CCS J20 Status 现行 Issue Date 2002-10-11 Implementation 2003-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A