Duplex Stainless Steel Check Valve

Duplex Stainless Steel Check Valve

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1.Specification
Size: 2"-36"
Pressure: 150LB-2500LB
Body Material: CD3MNWCuN, CW2M, Monel, CN7M, 20#Alloys, 4A, 5A, etc.
Seal Material: STELLITE, 13Cr, SS304, SS316, etc.
Connection Type: Flanged, Butt Welded, Socket Welded, NPT
Face to Face Dimension: ASME B16.10
Flange End Dimension: ASME B16.5
Butt Welded Dimension: ASME B16.25
Design and Manufacture: BS1868,API 6D
Test Standard: API 598,API 6FA, ISO 15848-1-2
2.Features

Swing type & Piston type & Dual plate type & Tilting type

Bolted bonnet & welded bonnet & pressure seal bonnet & union bonnet

Metal seal and soft seal are suitable for various working conditions.

Suitable for seawater, acidic environment, long service life

Pitting corrosion resistance, Comply with HIC/SSC

API6D check valves are fully open, and flow channel is smooth.

3.FAQ
Is 316 stainless check valve

Yes, a 316 stainless check valve refers to a check valve made from stainless steel grade 316. Stainless steel 316 is a corrosion-resistant and durable material commonly used in various industries, including oil and gas, chemical, and marine applications. It offers excellent resistance to corrosion, high temperatures, and chemicals, making it suitable for demanding environments. api 6d ball valve

A check valve made from 316 stainless steel provides added protection against corrosion and ensures long-lasting performance. It is commonly used in applications where there is a need for reliable flow control and prevention of backflow. The 316 stainless steel construction makes the check valve suitable for use in corrosive environments or where the fluid being handled may contain chemicals or contaminants. forged ball valve

When selecting a check valve, it is important to consider the specific requirements of your application and ensure that the material, such as 316 stainless steel, is compatible with the fluid and operating conditions.

What is a butterfly check valve

A butterfly check valve is a type of check valve that uses a disc-shaped element to control the flow of fluid through a pipeline. The disc is mounted on a shaft and positioned in the center of the valve body. When the fluid flows in the desired direction, the disc rotates to allow the fluid to pass through the valve. When there is a reversal in the flow direction or a decrease in pressure, the disc rotates back to its original position, blocking the flow of fluid and preventing backflow. carbon steel gate valves

Butterfly check valves are commonly used in applications where there is a need for reliable flow control and prevention of backflow. They are often used in water and wastewater treatment plants, chemical processing plants, and other industrial applications. Butterfly check valves are preferred over other types of check valves because they are lightweight, compact, and easy to install. They also offer low pressure drop and high flow capacity, making them suitable for applications where there is a need for high flow rates. high temperature gate valves

Overall, a butterfly check valve is a type of check valve that uses a disc-shaped element to control the flow of fluid through a pipeline. It is commonly used in applications where there is a need for reliable flow control and prevention of backflow.

What is a globe check valve

A globe check valve is a type of valve that combines the features of a globe valve and a check valve. It is designed to control the flow of fluid in a pipeline and prevent backflow.

The globe check valve has a globe valve body with a disc or plug that moves up and down to control the flow of fluid. This disc or plug is connected to a hinge mechanism that allows it to swing open and close. When the fluid flows in the desired direction, the disc or plug is lifted, allowing the fluid to pass through the valve. When there is a reversal in the flow direction or a decrease in pressure, the disc or plug swings back to its original position, blocking the flow of fluid and preventing backflow, low temperature ball valves.

The globe check valve offers several advantages. Firstly, it provides precise flow control, allowing for throttling and regulation of the fluid flow. Secondly, it provides a tight seal when closed, minimizing leakage and preventing backflow. Additionally, the globe check valve can handle high-pressure and high-temperature applications, making it suitable for a wide range of industries.

Globe check valves are commonly used in industries such as oil and gas, power generation, chemical processing, and water treatment. They are suitable for both horizontal and vertical installations and can handle various types of fluids, including liquids, gases, and steam, api602 forged gate valve.

In summary, a globe check valve is a type of valve that combines the features of a globe valve and a check valve. It provides precise flow control, tight sealing, and can handle high-pressure and high-temperature applications. It is commonly used in industries where flow control and prevention of backflow are essential.

What is a horizontal swing check valve

A horizontal swing check valve is a type of check valve that is designed to prevent backflow in a pipeline. It is called a "horizontal" swing check valve because it is typically installed in a horizontal pipeline, although it can also be installed in a vertical pipeline.

The horizontal swing check valve has a disc or flap that swings open and closed to allow or prevent the flow of fluid. When the fluid flows in the desired direction, the disc or flap swings open, allowing the fluid to pass through the valve. When there is a reversal in the flow direction or a decrease in pressure, the disc or flap swings back to its original position, blocking the flow of fluid and preventing backflow.

The horizontal swing check valve offers several advantages. Firstly, it provides a tight seal when closed, minimizing leakage and preventing backflow. Secondly, it can handle high-pressure and high-temperature applications, making it suitable for a wide range of industries. Additionally, it requires minimal maintenance and can be easily installed in a pipeline.

Horizontal swing check valves are commonly used in industries such as oil and gas, chemical processing, and water treatment. They are suitable for both liquid and gas applications and can handle a wide range of fluids, including corrosive and abrasive fluids.

In summary, a horizontal swing check valve is a type of check valve that is designed to prevent backflow in a pipeline. It has a disc or flap that swings open and closed to allow or prevent the flow of fluid and offers several advantages, including a tight seal, high-pressure and high-temperature capabilities, and minimal maintenance requirements.

What is a swing type check valve

A swing type check valve is a type of check valve that is designed to prevent backflow in a pipeline. It is also known as a "tilting disc" or "rotary disc" check valve.

The swing type check valve consists of a disc or flap that is hinged at the top or bottom of the valve body. When the fluid flows in the desired direction, the disc swings open, allowing the fluid to pass through the valve. When there is a reversal in the flow direction or a decrease in pressure, the disc swings back to its original position, blocking the flow of fluid and preventing backflow.

The swing type check valve offers several advantages. Firstly, it provides a tight seal when closed, minimizing leakage and preventing backflow. Secondly, it can handle high-pressure and high-temperature applications, making it suitable for a wide range of industries. Additionally, it requires minimal maintenance and can be easily installed in a pipeline.

Swing type check valves are commonly used in industries such as oil and gas, chemical processing, and water treatment. They are suitable for both liquid and gas applications and can handle a wide range of fluids, including corrosive and abrasive fluids.

In summary, a swing type check valve is a type of check valve that is designed to prevent backflow in a pipeline. It has a disc or flap that swings open and closed to allow or prevent the flow of fluid and offers several advantages, including a tight seal, high-pressure and high-temperature capabilities, and minimal maintenance requirements.

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