阀的开启压力是通过弹簧力的设定而实现的，当P口压力达到设定压力后，阀被打开，P到T开始溢流。该阀反应灵敏、内泄漏小。

The opening pressure of the valve is achieved by setting the spring force and allows free flow from P to T while the pressure at P reaches the valve setting.The valve offers quick response and low internal leakage.

1.额定压力(Rated pressure):420bar

2.额定流量(Rated flow):30L/min

3.开启率(Cracking Rate)≥90%

4.闭合率(Closing Rate)≥86%

5.内泄漏(Internal leakage) ≤10ml/min at 315bar                            

6.油液清洁度(Cleaning code):20/18/15(NAS9)

7.工作温度(Temperature range):-20~+100℃

8.每转压力变化(Pressure change per turn):70bar

9.安装扭矩(Installation Torque):35~40Nm

10.锁紧扭矩(Nut Tightening Torque):38~43Nm