General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 8106-1987
Scope
This standard applies to the steady-state performance and transient performance tests of directional control valves that use hydraulic oil (fluid) as the working medium. The test method standards for proportional control valves and electro-hydraulic servo valves are specified separately.
GB/T 8106-1987 history
1987GB/T 8106-1987 Hydraulic fluid power--Valves--Testing method of directional control valves