Condensation-Proof Aluminum Alloy Lever Butterfly Valve

This is a specialized lightweight butterfly valve designed for general utility applications, particularly in environments susceptible to condensation. The use of an Aluminum Alloy body with specific material properties effectively prevents the formation of condensation (dew) on the valve body, actuator, and flanges.

Condensation-Proof Aluminum Alloy Lever Butterfly Valve drawing
Condensation-Proof Aluminum Alloy Lever Butterfly Valve drawing

⚙️ General Specifications

 

ParameterDetail
Nominal Diameter (DN)DN25 – DN150 (≈ 1” – 6”)
Nominal Pressure (PN)PN10/PN16
Applicable Temperature0°C – 80°C
Applicable MediaFresh Water, Sewage, Seawater, Weak Acids/Alkalis, Air, Steam
Valve Body MaterialHigh-Performance Aluminum Alloy
ActuationHandle/Lever (Manual)

 

✨ Anti-Condensation and Material Advantages

 

The core benefit of this valve lies in its body material composition, which addresses the issue of condensation often found in HVAC, chilled water, or cooling systems:

  • Anti-Condensation Feature: The high-performance Aluminum Alloy body effectively minimizes the temperature differential across the valve body, successfully preventing condensation from forming on the actuator and flange surfaces.
  • Superior Body Material: The Aluminum Alloy offers properties four times better than common materials in terms of:
    • Low Water Absorption
    • Corrosion Resistance
    • Insulation/Cold Barrier
  • Reliable Sealing: The valve seat uses standard-compliant EPDM or NBR rubber, ensuring excellent elasticity and tensile strength. Guaranteed zero leakage after over 10,000 open/close cycles.
  • High-Quality Disc: The disc (valve plate) is constructed from Stainless Steel 304, meeting mechanical and anti-corrosion performance standards.
  • Packaging: Utilizes an PE heat-shrink plastic sealing process (similar to electronic products) for individual packaging, including desiccant, to isolate moisture and prevent corrosion during storage.

 

📋 Component Configuration

 

ComponentStandard Material
BodyAluminum Alloy
DiscStainless Steel 304
Shaft (Stem)Stainless Steel 410
SeatEPDM or NBR Rubber
ActuatorAluminum Alloy Handle/Lever

 

🏭 Application Fields

 

Due to its lightweight and anti-condensation design, this valve is popular in:

  • Municipal and Civil Construction
  • Water Treatment and Supply/Drainage Systems
  • Hydraulic Engineering
  • Power Plants
  • HVAC (Heating, Ventilation, and Air Conditioning) Chilled Water Systems
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