Screw machine pressure regulating valve

Price: 250.0 USD
Trade Term: FOB
Payment Terms: T/T,L/C,D/A,D/P
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Basic Info.
  • Power: Manual 
  • Standard or Nonstandard: Standard 
  • Pressure: High Pressure 
  • Structure: Control 
  • Material: Casting 
  • Temperature of Media: Low Temperature 
  • Media: Gas 
  • Opening pressure:: 0.5~2.0Mpa 
  • Dimension:: DN50 
  • Strength test pressure:: 4.5Mpa 
  • Temperature arrangement:: -45°C +120°C 
  • Suitable medium:: R22. R507. R407C. R410A etc. Refrigerants and other refrigerating oil 
  • Application:: Frost thermal gasification system,Heat recovery system,Evaporator pressure control system,Condenser pressure 
  • Structure:: Control 
  • Media:: Gas 
  • Model No.: Liyongda 
  • Place of Origin: Zhejiang  
  • Min.Order: 5 Piece/Pieces
  • Means of Transport: Ocean, Air, Land
Supply Capacity
  • Production Capacity: 5000 Piece/Pieces per Month
  • Packing:carton box /pallet
  • Delivery Date: 7days

Adjustable non-constant pressure valves:

Basic product information :

Product name

Adjustable non-constant pressure valves

Strength test pressure





Opening pressure



Temperature arrangement

-45°C +120°C

Suitable medium

R22. R507. R407C. R410A  etc. Refrigerants and other refrigerating oil;

Company information


We are specialized in Semi-hermetic compressor ,HVAC pipe valve,like ammonia valve ,Bitzer/carrier/copeland compressor service valve since 1992 .Passed CE,SGS,TUV,ISO9001 certificate . Product exports Italy ,USA,Singapore and other countries.



1.Inlet of constant pressure valve is perpendicular to the ground,Angle shall not be more than 15degress.

2.Ensure the installation and the system to prevent impurities will be constant pressure valve thumb jammed and damaged seals,constant pressure valve failure.


Application:Frost thermal gasification system,Heat recovery system,Evaporator pressure control system,Condenser pressure control,Screw compressor oil pressure regulation,Any inlet pressure control.


More product:

Company information:


Contact us:

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Ms. Lucy .LV (manager)
Tel: 86-575-86781019
Mobile: 18072226031
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zhejiang liyongda refrigeration machine co.,ltd
xinchangxianyulinlu18hao, Shaoxing, Zhejiang, China (Mainland)
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