3 piece Ball Valves

3 piece Ball Valves

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1.Specification
Size: 2"-56"
Pressure: 150LB-2500LB
Body Material: WCB, WC6, WC9, CF8, CF8M, CF3, CF3M, CN7M, LC1, LC2, LC3, LCB, LCC, Monel, 20# Alloys, 4A, 5A, C95800, C95500, A105, F304, F304L, F316, F316L, LF1, LF2, LF3, LF9, F51, F53, F11, F22, etc.
Seal Material: PEEK, RPTFE, PTFE, DEVLON, HNBR, NYLON, AFLAS, STELLITE,etc.
Connection Type: Flanged, Butt Welded, Socket Welded, NPT
Operation: Hand lever, gear operated, pneumatic, motorized
Face to Face Dimension: ASME B16.10
Flange End Dimension: ASME B16.5
Butt Welded Dimension: ASME B16.25
Design and Manufacture: API 6D
Test Standard: API 598, API 607, API 6FA, ISO 15848-1-2
2.Features

One of the typical structures of split ball valves

Compact structure with small opening and closing torque

Metal seat and soft seat both can realize zero leakage and provide reliable sealing performance.

Can be manufactured as full bore or reduced bore

Operation device: lever, gear, pneumatic actuator, electric actuator

Widely applied to petroleum, chemical industry, urban water supply and drainage and other working conditions requiring strict cut-off function

3.FAQ
What Is A Three Piece Ball Valve?

A three-piece ball valve is a type of valve used to control the flow of liquids or gases in a pipeline. It is called a "three-piece" valve because it is made up of three separate pieces that are bolted together: the body, the ball, and the end caps.

The ball, which is the central component of the valve, has a hole through its center that allows fluid to flow through when the valve is open. The valve is opened and closed by turning the ball 90 degrees using the valve handle or actuator, ball valve manufacture.

Three-piece ball valves are widely used in a variety of industries because they are reliable, easy to operate, and have a long service life. They can be made of various materials such as stainless steel, brass, or PVC, and are suitable for a wide range of applications, from low-pressure water systems to high-pressure oil and gas pipelines.

 

What is Seat Insert in Ball Valve?

A seat insert in a ball valve is a component that is typically made of a softer material than the ball and the valve body. It is designed to provide a tight seal between the ball and the valve body when the valve is closed, gate valve manufacture.

The seat insert is located inside the valve body and provides a sealing surface for the ball. When the valve is closed, the ball is pressed against the seat insert, creating a tight seal that prevents fluid from flowing through the valve.

The material used for the seat insert depends on the type of fluid or gas being transported through the valve and the pressure and temperature of the system. For example, seat inserts made of materials such as PTFE, nylon, or Viton are commonly used in low-pressure applications, while metal seat inserts made of materials such as stainless steel or Monel are used in high-pressure and high-temperature applications, bronze valve.

The seat insert is an essential component of a ball valve, and it plays a crucial role in ensuring the valve provides a reliable and leak-free performance over its service life.

 

Where is a Ball Valve Needed?

Ball valves are widely used in various industries and applications where a reliable and durable valve is needed to control the flow of liquids or gases in a pipeline. Here are some common applications where ball valves are used:

Plumbing systems: Ball valves are commonly used in plumbing systems to control the flow of water, particularly in residential and commercial buildings, api 6d ball valve.

Oil and gas pipelines: Ball valves are used to control the flow of oil and gas in pipelines, as they can withstand high pressures and temperatures.

Water treatment plants: Ball valves are used in water treatment plants to control the flow of water and chemicals during the treatment process.

Chemical and pharmaceutical industries: Ball valves are used in chemical and pharmaceutical industries to control the flow of chemicals and other substances.

HVAC systems: Ball valves are used in heating, ventilation, and air conditioning (HVAC) systems to control the flow of air or water.

Food and beverage industries: Ball valves are used in food and beverage industries to control the flow of liquids during the production process.

Fire protection systems: Ball valves are used in fire protection systems to control the flow of water or other fire suppression agents, forged ball valve.

Overall, ball valves are widely used in various applications and industries where reliable and efficient valve performance is critical.

 

Why Choose a Teflon Ball Valve?

Choosing a Teflon ball valve can offer several benefits, including:

Chemical resistance: Teflon (PTFE) is highly resistant to chemicals and solvents, making it suitable for use with a wide range of corrosive fluids, carbon steel gate valves.

Low friction: Teflon has a very low coefficient of friction, which means that the valve requires less force to operate than other types of valves. This can result in longer valve life and reduced maintenance costs.

High temperature resistance: Teflon is capable of withstanding high temperatures, making it suitable for use in high-temperature applications where other materials may fail.

Non-stick properties: Teflon is known for its non-stick properties, which can prevent debris buildup inside the valve and ensure smooth operation.

Wide range of sizes: Teflon ball valves are available in a wide range of sizes, making them suitable for use in a variety of applications, from small laboratory equipment to large industrial systems.

Overall, Teflon ball valves are a popular choice in many industries and applications where chemical resistance, low friction, and high temperature resistance are required.

 

Why is a Ball Valve Hard To Turn?

There are several reasons why a ball valve may be hard to turn, including:

Dirt or debris buildup: Over time, dirt, debris, or other foreign materials may accumulate inside the valve, causing the ball to become stuck or difficult to turn.

Corrosion: Corrosion can cause the ball and valve body to become rough or pitted, which can make the valve difficult to turn.

Improper lubrication: Insufficient lubrication or the use of the wrong type of lubricant can cause the valve to become stiff or hard to turn.

Misaligned or damaged components: If the valve stem, handle, or other components become misaligned or damaged, the valve may become hard to turn, high temperature gate valves.

High pressure or temperature: If the valve is operating at high pressure or temperature, it may become harder to turn due to increased friction and resistance.

To address the problem of a hard-to-turn ball valve, it may be necessary to clean the valve and remove any dirt or debris buildup, apply the appropriate lubrication, or replace any damaged or worn components. In some cases, it may be necessary to replace the entire valve if it is too damaged or worn to function properly.

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