This standard specifies the basic parameters and connection dimensions of 31.5MPa marine hydraulic pressure control valves. This standard applies to marine remote pressure regulating valves, relief valves, electromagnetic relief valves, buffers, double-hole dampers, pressure reducing valves, one-way pressure reducing valves, sequence valves, one-way sequence valves, and pressure relays.
CB 3525-1993 history
1993CB 3525-1993 Basic parameters and connection dimensions of marine hydraulic pressure control valves