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YOSHITAKE GPK-2001 Pressure Reducing Valve – Steam

Made in Japan
Manufacturer: Yoshitake
Model: GPK-2001

  • Remote air-loaded control
  • Wide adjustment range
  • Stable operation against inlet pressure fluctuation

Specifications

FeaturesFor steam, remote control
TypeRemote Air-loaded, Pilot operated diaphragm type
SpecificationsProduct typePilot-operated type
Nominal size15A (1/2″) – 100A (4″)
ApplicationSteam
End connectionJIS Rc screwed,JIS 20K RF flanged,JIS 10K FF flanged
Inlet pressure0.1 – 2 MPa (0.1 – 1.0 MPa for JIS 10K)
Reduced pressure0.05 – 0.9 MPa (0.05-0.85MPa for JIS 10K)
Reduced pressure85% or less of the inlet pressure(gauge pressure)
Min. differential pressure0.05 MPa
Max. pressure reduction ratio20 : 1
Working temperatureMax. 220 degree(C)
Valve seat leakage0.01% or less of rated flow
MaterialBodyDuctile cast iron
Main valve, valve seatStainless steel
Pilot valve, pilot valve seatStainless steel
DiaphragmStainless steel

JIS Rc screwed

SizeL (mm)H (mm)Weight (kg)Cv value
15A(1/2)15033514.05
20A(3/4)15033514.07.2
25A(1)16034118.510.9
32A(1 1/4)18037121.514.3
40A(1 1/2)18037121.518.8
50A(2)23043533.032

JIS 20KRF flanged

SizeL (mm)H (mm)Weight (kg)Cv value
15A(1/2)14633515.55
20A(3/4)146335167.2
25A(1)1563412110.9
32A(1 1/4)1763712414.3
40A(1 1/2)19637124.518.8
50A(2)2224353632
65A(2 1/2)28248964.554
80A(3)30251271.570
100A(4)342595111108

About flow rate

Specifications Selection Chart
Nominal Size Selection Chart (For Steam)

Dimensional drawing

Dimensional drawing

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