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Reducing valve for air Yoshitake GD-4

Reducing valve for air Yoshitake GD4
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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

Payment

  • Cashless payment with VAT
  • Online Privat24, Visa / MasterCard
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  • Description
  • Specifications
  • Dimensions (mm) and weight (kg)
  • Equipment selection schedule
  • Delivery
  • Payment
  1. The large diaphragm has a high pressure setting accuracy.
  2. No external leaks due to lack of oil seals.
Application Air, non-hazardous liquids
Nominal size 15-50A 65-150A
Diaphragm diameter (mm) Ø400 Ø340 Ø256 Ø400 Ø340 Ø256
Inlet pressure 300 kPa
Reduced pressure (kPa) 2-5 5-10 10-25 2-4 10-20 20-50
25-50
50-100 4-6 50-100
100-200 6-10 100-200
Installed. lowered pressure Up to 70% of inlet pressure (gauge)
Min. differential pressure 1 kPa 2 kPa 3 kPa 1kPa 2 kPa 3 kPa
Max. coeff. pressure reduction 7: 1 10: 1
Operating temperature 5-80 ° C
Valve seat leaks Zero leakage for sizes 15A-50A. Leakage no more than 0.5% of the nominal flow rate for sizes 65A-150A.
Material Frame Cast iron * 1
Valve Nitrile butadiene rubber Stainless steel
Valve seat, stem Stainless steel
Membrane Nitrile butadiene rubber
Compound Flange connection JIS 10K FF

*1. Models available with carbon or stainless steel body for sizes 20A-150A

Nominal size L H H 1 The weight
Ha Hb
15A 166 565 580 90 27
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 260 715 730 135 48
100A 300 785 800 160 64
125A 360 840 855 190 88
150A 382 895 910 220 123

* Dimension H varies depending on the diaphragm diameter. (Ha: Ø256, Hb: Ø340, Ø400)

* Product weights are given for a membrane diameter of 256 mm.

For a membrane diameter of 340 mm, add 5 kg, for a diameter of 400 mm - 9 kg.

схема Yoshitake GD-4

Selection chart of technical characteristics

диаграмма подбора технических характеристик Yoshitake GD-4

Flow rate curve Pressure curve

график характеристик расхода Yoshitake GD-4

Sizing diagram (for air)
диаграмма для подбора номинального размера Yoshitake GD-4

  • 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
Reducing valve for air Yoshitake GD4

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