Needle Valve

Needle valve is used to control the flow by changing the throttle section or length.
Needle valve is a simple flow control valve, which can constitute the throttle system with other components.

Product Introduction of Needle Valve


Technical specification

Specification 6 8 10 12 16 20 25 30 40
Max. pressure (MPa) 31.5
Max. Flow (L/min) 14 40 60 85 175 200 300 400 600
Hydraulic fluid Mineral oil; phosphate-ester
Fluid temp. (°C) -20~70
Viscosity (mm2/s) 2.8~380
Cleanliness The maximum allowable cleanliness of the oil should be according to 9th degree of Standard NAS 1638. It is suggested that the minimum filter rating should be β10≥75.


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