JIS B 8659-2:2002 Hydraulic fluid power -- Electrically modulated hydraulic control valves -- Part 2: Test methods for three-way directional flow control valves
This standard specifies the product delivery test and type qualification test for electrically operated three-way flow control valves.
JIS B 8659-2:2002 history
2017JIS B 8659-2:2017 Hydraulic fluid power -- Electrically modulated hydraulic control valves -- Part 2: Test methods for three-port directional flow-control valves
2002JIS B 8659-2:2002 Hydraulic fluid power -- Electrically modulated hydraulic control valves -- Part 2: Test methods for three-way directional flow control valves