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roemheld液压阀,roemheld上海一级代理
更新时间:2017-11-21   点击次数:511次

roemheld液压阀,roemheld上海一级代理
德国roemheld液压阀用于打开和关闭的液压阀
手动操作
ND4和ND6
zui大。操作压力500巴
流量控制阀
阀门来控制流量
手动操作
ND4,ND6和ND12
zui大。工作压力350/500 bar
卸压阀
阀门超过可调压力后打开
(弹簧式安全阀)
手动可调
调节范围0-500巴
zui大。操作压力500巴
减压阀
阀门,将可变输入压力调整到较低的恒定输出压力
功能:具有弹簧力
输出压力可手动调节
有无泄漏油口
zui大。操作压力500巴
先导式止回阀
阀门保持压力
由控制口Z加压控制
连接螺纹或歧管连接与O形圈
zui大。操作压力500巴
阀组合
*安装的阀门单元通过钻孔通道连接
zui大。工作压力250/500 bar
方向控制阀
阀门来控制液压管路
2/2方向,3/2方向,4/2方向,4/3方向
手动,机械或电动操作
ND4,ND6和ND10
zui大。操作压力315/500 bar
zui大。流速8至130 l / min
顺序阀
液压顺序控制阀
压力或时间控制
手动可调
zui大。流量8升/分钟
zui大。工作压力250/500 bar
roemheld液压阀,roemheld上海一级代理

Hydraulic valves for opening and closing 
manually operated
ND4 and ND6 
max. operating pressure 500 bar
Flow control valvesValves to control the flow rate
manually operated
ND4, ND6 and ND12
max. operating pressure 350 / 500 bar
Pressure relief valvesValves, which open after exceeding an adjustable pressure
(spring-loaded safety valves)
manually adjustable
adjustment range 0-500 bar
max. operating pressure 500 bar
Pressure reducing valvesValves, which adjust an variable input pressure to a lower constant output pressure
Function: with spring force
output pressure manually adjustable
with or without leakage oil port
max. operating pressure 500 bar
Pilot operated check valvesValves to keep the pressure
pilot controlled by pressurising control port Z
connecting thread or manifold connection with O-ring
max. operating pressure 500 bar
Valve combinationsCompley mounted valve units which are connected through drilled channels

max. operating pressure 250 / 500 bar
Directional control valvesValves to control hydraulic lines
2/2 directions, 3/2 directions, 4/2 directions, 4/3 directions
manually, mechanically or electrically operated
ND4, ND6 and ND10
max. operating pressure 315 / 500 bar
max. flow rate 8 up to 130 l/min
Sequence valvesValves for hydraulique sequence controls
pressure or time dependent control
manually adjustable
max. flow rate 8 l/min
max. operating pressure 250 / 500 bar


roemheld液压阀,roemheld上海一级代理

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