... ,G1/2 DL-8 series is sectional valve ,hydraulic valve,directional control valve,directional spool valve,which is widely used in the hydraulic ... /off and directing the working fluid between head flow generators (hydraulic pumps), head flow consumers (hydraulic cylinders, motors, etc.), and ... Mpa) Hydraulic OilTemperature range(°C)Viscosity range(mm2/s)Filter Precision(μm)2031.530≤1-20~+8010~400≤10 ...