General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 7631.2-2003
Replace
GB/T 7631.2-1987
Scope
This part of GB/T 7631 specifies the detailed classification of products in Group H (hydraulic systems) of Class L (lubricants, industrial oils and related products). It should be understood in conjunction with GB/T 7631.1. This part does not include automobile brake fluid and aviation hydraulic fluid, but includes environmentally acceptable hydraulic fluid varieties HETG, HEPG, HEES and HEPR.
GB/T 7631.2-2003 history
2003GB/T 7631.2-2003 Lubricants,industrial oils and related products(class L)--Classification--Part 2: Family H(Hydraulic systems)