... hydraulic proportional valve 10 years experience different control style 125L/min,315bar P,A,B:G1/2"T:G3/4" parallel circuit hydraulic ... valvesSectional directional control valvesProportional control valvesNonstandard hydraulic control valveAccessoriesAt present time,we ... 10 series of sectional valve,for each series,we can supply manual control,detent control,pneumatic control,double control,hydraulic ...