ISO4406:1999
液压传动油液固体颗粒污染等级代号This International Standard specifies the code to be used in defining the quantity of solid particles in the fluid used in a given hydraulic fluid
Hydraulic fluid power - Fluids - Method for coding the level of contamination by solid particles
废止,仅限能力项目库范围内现行有效产品标准引用本标准及监督抽检时申请...