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Motorized Steam Pressure Reducing Valve (GAY945H)

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Basic Info

Model No.:  Y945H

Product Description

Model NO.: Y945H Material: C.S Category: Pressure Reducing Valve Medium: Steam., etc Usage: Pressure Reducing Trademark: GOOLE, OEM Specification: ISO 9001 HS Code: 8481804090 Certification: ISO Size: 1"-20" Connecting Type: Flange Working Temperature: Below 425 Deg C Application: Steam Pipelines Transport Package: Plywood Case Origin: China(Mainland) Y945H Electric Double Seat Steam Pressure Reducing valve  
Brief Introduction.
 
This series reducing valve mainly composed of valve body, valve seat and valve flap. It adopts the structure of double valve seat and double cone valve flap. It adopts pressure balancing valve flap. Realize remote control and auto control through valve flap elevation to adjust the pressure, ZKZ-BC or other type straight travel electric activator can be equipped. The decompression ratio of this series product is best to be 0.6. The product is mainly applied on steam piping, to reduce and regulate the pressure. It is widely used in combined heat and power generation, spinning, printing and dyeing, petrochemistry and sugar-making industries.
 
Field of Application.
 
Product Name: Y945H Electric double seat steam pressure reducing valve.
Pressure Rating: 1.6- 16.0 Mpa.
Nominal Diameter: DN50-500 mm.
Body Material: Steel, CF8.
Standard Flanges: DIN, ANSI, JIS.
 
Main Technical Parameters and Indexes of Performance.
 
Nominal pressure 1.6 Mpa 2.5 Mpa 4.0 Mpa 6.4 Mpa 10.0 Mpa 16.0 Mpa
Tested pressure of shell 2.4 Mpa 3.75 Mpa 6.0 Mpa 9.6 Mpa 15.0 Mpa 24.0 Mpa
Maximum upstream pressure 1.6 Mpa 2.5 Mpa 4.0 Mpa 6.4 Mpa 10.0 Mpa 16.0 Mpa
Pressure range of outlet Best decompression ratio 0.6
Medium Steam
Temperature-pressure class ANSI B16.34

*the shell test does not include membrane and top cover.
 
Material of Main Component.
 
Name of Component Material of Component
Valve Body, Valve Cover, Seat Cover WCB
Valve Seat 304
Valve Flap 2Cr13
Valve Rod 2Cr13
Gasket flexible graphite/ 1Cr19Ni9Ti
Guide Sleeve 2Cr13
Filling Stuff flexible graphite
Bolt 35CrMoA
Nut 45
 
Selection of Electric Actuator and Performance Index.
 
DN(mm) 50 65 80 100 125 150 200 250 300 350 400 500
Model ZKZ-310BC ZKZ-410BC/ ZKZ-510BC ZKZ-510BC ZKZ-610BC/B+Z250/F1800
Travel(mm) 25 30 50/30 50 60 100
Trust 4000 6400/16000 16000 25000
Whole Travel Time(S) 20 32 37 62
Input signal 4-20Ma DC
Power supply 220V 50HZ   380V 50HZ
Basic error(%) 2.5
Basic error(%) 1.5
Basic error(%) 3
 
Main External Dimensions.
 
 Motorized Steam Pressure Reducing Valve (GAY945H)
 
DN External Dimension DN External Dimension
L L1 H H1 L L1 H H1
50 300 150 880 190 50 300 150 880 200
65 340 170 890 205 65 340 170 890 215
80 380 190 910 215 80 380 190 910 225
100 400 215 950 240 100 400 215 950 250
125 430 225 990 275 125 430 225 990 285
150 450 230 1090 320 150 450 230 1090 330
200 500 260 1160 340 200 500 260 1160 355
250 550 285 1230 370 250 550 285 1230 390
300 750 395 1370 460 300 750 395 1370 480
350 850 445 1450 530 350 850 445 1450 550
400 950 550 1570 660 400 950 550 1570 700
500 1130 680 1780 800 500 1130 680 1780 820

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