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Home> pneumatic valve >> Y43Hpilot piston steam pressure-reducing valve
  • Product number:MC-000000004480
  • Product name:pilot piston steam pressure-reducing valve
  • Product Type:Y43H
  • Product nameplate:SAIC
  • Project Category:pneumatic valve >>
  • Manufacturer:Shanghai Automation Instrumentation Co., Ltd.
  • Sales unit: Shanghai Automation Instrumentation Marketing Center
  • Information download:Click to enter the download page  
  • Introduction
  • Specifications
This series of valve, made up of main valve and guide valve. Main valve made up of valve seat, main valve plate, piston, spring and other components. Pilot valve mainly made up of valve seat, valve disc, diaphragm, spring, adjusting spring and other components. Setting entrance pressure through regulating regulation spring, adjust throttling area of main valve through drive piston of pilot valve, reduce and regulate pressure
Nominal pressure  (Mpa)
1.6
2.5
4.0
6.4
10.0
16.0
Shell test pressure (Mpa)*
2.4
3.75
6.0
9.6
15.0
24
Sealing test pressure  (Mpa)
1.6
2.5
4.0
6.4
10.0
16.0
Max pressure of entrance (Mpa)
1.6
2.5
4.0
6.4
10.0
16.0
Pressure of exit (Mpa)
0.1-1.0
0.1-1.6
0.1-2.5
0.5-3.5
0.5-3.5
0.5-4.5
Pressure error  (Mpa)△P2P
GB12246-1989
Flow error (Mpa)P2G
GB12246-1989
Minimum pressure difference  (Mpa)
0.15
0.15
0.2
0.4
0.8
1.0
Leakage
GB12245-1989
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