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YOSHITAKE GD-7R Primary Pressure Regulating Valve

Made in Japan
Manufacturer: Yoshitake
Model: GD-7R

  • Simple in structure, less prone to fail and easy to maintain
  • Superior performance especially as relief unit for lubricating oil and heavy oil

Specifications

FeaturesFor liquid, piston type
TypePrimary pressure regulating valve
SpecificationsProduct typePrimary pressure regulating valve/ Pressure sustaining valve
Nominal size20A (3/4″) – 150A (6″)
ApplicationWater, oil and other non-dangerous fluids
End connectionJIS 10K FF flanged
Max. pressure0.7 MPa
Working pressure0.05 – 0.7 MPa (*)
Working temperature5 – 80 degree(C)
MaterialBodyCast iron
Valve and valveBronze
PistonBronze
SpindleStainless steel

Remarks

*1 20A-50A
A: 0.05-0.25 MPa
B: 0.25-0.45 MPa
C: 0.45-0.7 MPa
65A-150A
A: 0.05-0.2 MPa
B: 0.2-0.5 MPa
C: 0.5-0.7 MPa
*2 Available with maximum temperature of 120 degree(C).
*3 Available with stainless steel made valve disc and valve seat.


Dimensions and Weights

SizeL (mm)H (mm)Weight (kg)Cv value
20A(3/4)170535202
25A(1)170535223
32A(1-1/4)180545236
40A(1-1/2)180545238
50A(2)1805652615
65A(2-1/2)2156804123
80A(3)2607005130
100A(4)3007506640
125A(5)3608109050
150A(6)38287512960

Dimensional drawing

Dimensional drawing

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