DY type stacked relief valveDetailed product description：

DY type pilot operated superimposed relief valve is used to control the pressure of a certain circuit in the system. There are currently series with diameters of Φ 6 and Φ 10.

Model Description



Technical Parameters

specification	02	03
Flow rate l/min	thirty-five	seventy
Hydraulic medium	Mineral hydraulic oil, phosphate hydraulic oil
Medium viscosity range mm2/s	2.8~100
Medium temperature range ℃	-20~70
Maximum working pressure MPa	twenty
Back pressure MPa	twenty

Functional symbols

Appearance and installation dimensions