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Primary pressure control valve Yoshitake GD-4R

Primary pressure control valve Yoshitake GD4R
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  • Manufacturer: Yoshitake (Japan)
  • Material: cast iron, stainless steel, rubber
  • Action type: direct action

Delivery

  • Pickup from a warehouse in Kiev
  • New Mail - at the rates of the delivery service
  • SAT - at the rates of the delivery service
  • Deliveri - at the rates of the delivery service

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  • Online Privat24, Visa / MasterCard
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  • Description
  • Specifications
  • Dimensions (mm) and weight (kg)
  • Equipment selection schedule
  • Delivery
  • Payment
  1. Used to regulate the pressure of air and gases. It can be used in industrial plants.
  2. The large diaphragm has a high pressure setting accuracy.
  3. No external leaks due to lack of oil seals.
Application Air, non-hazardous liquids
Nominal size 20-50A 65-150A
Diaphragm diameter (mm) Ø400 Ø340 Ø256 Ø400 Ø340 Ø256
Pressure regulation range (kPa) 2-5 5-10 10-25 2-4 10-20 20-50
25-50 4-6 50-100
50-100 6-10 100-200
100-200
Set reduced pressure 5-80 ˚C
Leaking valve seat Not more than 0.1% of nominal flow No more than 0.5% of nominal flow
Material Frame Cast iron
Valve Stainless steel
Valve seat - valve stem Stainless steel
Membrane Nitrile butadiene rubber
Compound Flanged JIS 10K FF
Nominal size L H H 1 The weight
H a Hb
20A 170 565 580 90 27
25A 170 565 580 90 28
32A 180 585 600 100 28
40A 180 585 600 100 29
50A 180 595 610 105 31
65A 215 700 715 125 39
80A 260 715 730 130 48
100A 300 785 800 160 64
125A 360 840 855 190 88
150A 382 895 910 220 123

* Dimension H varies with diaphragm diameter. (Ha: Ø256 Hb: Ø340, Ø400)
* Product weights are given for diaphragm diameter Ø256. Add 5 kg for Ø340 and 9 kg for Ø400.

схема Yoshitake GD-4R

Flow characteristics graph

Nominal size Shut-off pressure drop
20A to 50A Not more than 10% of the setting pressure
65A to 150A Not more than 15% of the setting pressure

График характеристик расхода GD-4R

Nominal size Accumulation
20A to 50A Not more than 25% of the setting pressure
65A to 150A Not more than 30% of the setting pressure

Nominal sizing diagram (for air)

Диаграмма подбора номинального размера (для воздуха) GD-4R

  • Pickup from a warehouse in Kiev
  • New Mail - at the rates of the delivery service
  • SAT - at the rates of the delivery service
  • Deliveri - at the rates of the delivery service
  • Cashless payment with VAT
  • Online Privat24, Visa / MasterCard
Primary pressure control valve Yoshitake GD4R

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