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product detail
  • Product Name： Flow Control Valves
  • Model No： Needle valve
  • OR
Description:

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.

Model instructioon 



Code symbol 



Technical specificaton

Model 6 8 10 12 16 20 25 30 40
Maximum pressure(MPa) 31.5
Maximum flow(l/min) 14 40 60 85 175 200 300 400 600
Hydraulic fluid Mneral oil, phosphate-ester
Fluid temp.(℃) -20-70
Viscosity(mm2/s) 2.8-38

External dimensions

Model ØB D1 D2 D3 H1 H2 H3 L1 L2
G6 28 19.3 30 M10X1 G1/8" G1/8" 14 59.3 64.8 26 48
G8 28 19.3 30 M14×1.5 G1/4" NPT1/4"
 14 61.3 67.9 28 54
G10 28 19.3 30 M18×1.5 G3/8" NPT3/8"
 14 61.5 67.5 28 54
G12 38 24.2 37 M22X1.5 G1/2" NPT1/2"
 19 78.1 86.5 34 68
G16 48 24.2 37 M27X2 G3/4" NPT3/4" 19 78.3 86.5 39 78
G20 60 35 48 M33X2 G1" NPT1"
 24 102.3 114.4 45.8 92
G25 70

50

 48 M42X2 G1 1/4" NPT1 1/4" 30 134.68 148.1 57 114
G30 90 70 80 M48X2 G11/2" NPT11/2" 35 161.5 181.5 61 122
G40 38 71 80 M60X2 G2" NPT2" 45 171.5 191.5 61 122
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