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    3/4" Brass Vertical Check Valve

    Low price 3/4 inch brass check valve for sale online. 20mm vertical NRV valve with a threaded connection and working pressure 1.6Mpa, used for pipelines, water distribution, irrigation and industrial processes.
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    Delivery date: 6-12 days

    20mm vertical check valve allows fluid to flow in one direction while preventing backflow in the opposite direction. High-quality 3/4" brass NRV valve, working pressure 1.6Mpa, threaded connection, easy to install and use.


    • Model: ATO-T403
    • Nominal Diameter: DN20 (3/4 inch, 20mm)
    • Material: High-Quality Brass
    • Applicable Temperature: -10℃≤t≤120℃
    • Working Pressure: 1.6Mpa
    • Connection Form: Thread
    • Weight: 205g

    Dimension (Unit: mm)

    H: 52mm D: 42mm

    Vertical check valve dimension


    3/4 inch vertical NRV valve is commonly used in piping systems to maintain the unidirectional flow of fluids, preventing the reversal of fluid or gas in a pipeline. They find applications in various industries, including water treatment, wastewater management, chemical processing, and oil and gas. 

    Vertical check valve applications

    Tips: Where are brass check valves used?

    Brass check valves find widespread application in various industries and plumbing systems due to their corrosion resistance, durability, and reliable performance. Commonly employed in water and air systems, these valves serve as crucial components for preventing backflow and maintaining fluid control.

    In plumbing, brass check valves are integral to water supply systems, ensuring that water flows in a single direction, preventing contamination and maintaining system integrity. They are often utilized in residential and commercial plumbing setups, safeguarding pumps and other equipment from potential damage caused by reverse fluid movement.

    In industrial contexts, brass check valves play a vital role in controlling the flow of liquids and gases, particularly in processes where corrosion resistance is paramount. Their robust construction makes them suitable for applications ranging from chemical processing to oil and gas industries. Additionally, their versatility extends to agricultural irrigation systems, heating and cooling systems, and various manufacturing processes where reliable one-way fluid flow is essential. Overall, the broad utility of brass check valves makes them indispensable in diverse settings where fluid control and backflow prevention are critical.

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