Main technical parameters:
FHS400/31.5Z
FHS200/31.5Z
Directional valve set
Nominal pressure:31.5MPa
Nominal flow rate:400L/200L/min
Connection type: screw connection
Material: stainless steel or 45#
Main features: cartridge type spool, tapered hard seal sub, long service life. Anti-misoperation type operating mechanism, return hydraulic rod spring automatically reset.
Scope of application: mainly used for ordinary hydraulic support column, jack ascending (extension) descending (closing) control