,

YOSHITAKE GD-7B Pressure Reducing Valve – Water · Oil

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

  • Simple design mechanism
  • A dual-valve format minimizes the effects of inlet pressure fluctuations.
  • Suitable for lubricating oil, and heavy fuel oil.

Specifications

FeaturesFor liquid, double-seated, pressure balance structure
TypeDirect-acting type
SpecificationsProduct typeDirect-acting type
Nominal size20A (3/4″) – 150A (6″)
ApplicationWater, oil, non-dangerous fluids
End connectionJIS 10K FF flanged
Inlet pressure0.1 – 1 MPa
Reduced pressure0.05 – 0.7 MPa (*1)
Reduced pressure85% or less of the inlet pressure(gauge pressure)
Min. differential pressure0.05 MPa
Working temperature5 – 80 degree(C)
MaterialBodyCast iron
ValveNBR
Valve seatStainless steel
PistonBronze

Remarks

*1 Reduced pressure
1) 20A-50A
(A): 0.05-0.25 MPa
(B): 0.25-0.45 MPa
(C): 0.45-0.7 MPa
2) 65A-150A
(A): 0.05-0.2 MPa
(B): 0.2-0.5 MPa
(C): 0.5-0.7 MPa
*2 Max. pressure reduction ratio
20-50A — 20:1
65-150A — 15:1

Dimensions and Weights

SizeL (mm)H (mm)Weight (kg)Cv value
20A(3/4)170535202
25A(1)170535223
32A(1 1/4)180545234
40A(1 1/2)180545235
50A(2)180565268
65A(2 1/2)2156804112
80A(3)2607055116
100A(4)3007556620
125A(5)3608159025
150A(6)38288512930

About flow rate

Specifications Selection Chart
Nominal Size Selection Chart

Dimensional drawing

Dimensional drawing

REQUEST QUOTATION

PAYMENT

payment-methods

Return Top