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YOSHITAKE GD-400SS Pressure Reducing Valve – Air

Made in Japan
Manufacturer: Yoshitake
Model: GD-400SS

  • For extremely low pressure control
  • Max. reduction ratio is 400 : 1
  • Wetted parts: Stainless steel

Specifications

Features For air, reduction ratio 400:1, SS wetted parts
Type Direct-acting type
Specifications Product type Direct-acting type
Nominal size 15A (1/2″) – 50A (2″)
Application Air, other non-dangerous fluids
End connection JIS 10K FF flanged
Inlet pressure 2.5 – 400 kPa
Reduced pressure 0.5 – 20 kPa (*)
Min. differential pressure 2 kPa
Max. pressure reduction ratio 400 : 1
Working temperature 5 – 60 degree(C)
Material Body Stainless steel
Valve NBR
Valve seat Stainless steel
Diaphragm NBR

Remarks

* Reduced pressure
(A): 0.5-1.4 kPa
(B): 1.2-3.3 kPa
(C): 3.0-8.0 kPa
(D): 7.0-20 kPa
* FKM option is also available.

Dimensions and Weights

Size L (mm) H (mm) Weight (kg) Cv value
15A(1/2) 166 526 32 1.5
20A(3/4) 170 526 32 2
25A(1) 170 526 33 3
32A(1-1/4) 180 561 34 5
40A(1-1/2) 180 561 34 6
50A(2) 180 561 35 7.5

About flow rate

Specifications Chart
Nominal Size Selection Chart

Dimensional drawing

Dimensional drawing

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