Shanghai Nellway Valve Co., Ltd.

Copper thread backflow preventer

Backflow preventer

Copper thread backflow preventer

NameparameterNameparameter
Nominal DiameterDN50-DN500ConnectionFlange(RF,MF,RJ)
Nominal PressurePN10-PN16Drive ModeElectric,Pneumatic,Manual,Hydraulic
Medium Temperature-29-300℃SealingSoft seal/Hard seal
MaterialCarbon steel:A216 WCB;WCC; A105

Stainless steel:304;316;304L;316L

GGG40(GJS-400-15);GGG50(GJS-500-7)

Design StandardsAPI、ANSI、DIN、GB
Working ConditionsChemical; Petroleum; Natural gas; Water; Paper; MetallurgyMediumWater;Gas

Copper thread backflow preventer Introduction and explanation

Table of Contents

Product Introduction: Copper Thread Backflow Preventer

Product Overview:

The Copper Thread Backflow Preventer is designed to protect systems from reverse flow. It prevents the reverse flow of liquids, gases, or other media. The threaded connection allows for easy installation and reliable performance. Constructed from high-quality copper, this device ensures durability and effective backflow prevention. It is suitable for use in various applications where preventing contamination is critical.


Product Advantages:

  1. Effective Backflow Prevention: The Copper Thread Backflow Preventer effectively prevents backflow. It protects the system from reverse flow and potential contamination.
  2. Durable Construction: Made from high-quality copper, the preventer offers excellent corrosion resistance. Copper’s properties ensure long-term durability and reliable performance.
  3. Ease of Installation: The threaded connection design allows for straightforward installation. It provides a secure and leak-proof connection. This simplifies the setup process.
  4. Low Maintenance: The preventer’s design is simple and robust. It requires minimal maintenance, reducing overall upkeep and operational costs.
  5. Versatile Application: The preventer is suitable for various media and applications. This makes it a versatile choice for different environments and industries.

Product Structure:

The Copper Thread Backflow Preventer consists of several key components:

– Body: Constructed from high-quality copper. This provides strength and resistance to corrosion.

– Threaded Connections: Designed with threaded ends for secure installation in piping systems. It ensures a leak-proof connection.

– Check Valve: Includes a check valve mechanism. This prevents reverse flow, ensuring one-way flow of media.

– Sealing Components: Equipped with high-quality seals and gaskets. These prevent leaks and ensure reliable operation.


Applicable Media:

The Copper Thread Backflow Preventer is suitable for various media, including:

– Potable Water: Ideal for drinking water systems. It ensures that water remains uncontaminated.

– Industrial Water: Suitable for industrial applications, including water and other liquid media.

– Gases: Can be used in gas systems. It prevents backflow and maintains system integrity.

– Chemical Solutions: Effective in systems handling chemical solutions. It provides protection against backflow.


Application Areas:

  1. Potable Water Systems: Used in municipal and residential water systems. It prevents contamination and ensures the safety of drinking water.
  2. Industrial Pipelines: Ideal for industrial settings where water or other liquids are transported. It protects against reverse flow and system damage.
  3. Gas Systems: Utilized in gas pipelines. It prevents backflow and ensures the safe operation of gas distribution systems.
  4. Chemical Processing: Suitable for use in chemical processing systems. It prevents reverse flow of potentially hazardous chemicals.

The Copper Thread Backflow Preventer is essential for maintaining the integrity and safety of various systems. Its durable construction, ease of installation, and effective backflow prevention make it a reliable choice for both residential and industrial applications.

Copper thread backflow preventer Parameter

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