Butterfly Ball Valve

JX-0408

• Size 1/2″-1″
• H58-3 brass with nickel-plated
• 100% water pressure and leak testing
• Valve bodies are brass for rust protection, have a long service life, and are durable.
• Ball valves are durable, performing well after many cycles, and reliable, closing securely even after long periods of disuse.
• This thread ball valve has minimal flow resistance, and the closing piece can withstand the high-pressure difference during closing.
• The valve can quickly open and close and has a compact and small structure.
• Ball valves control water, oil, and gas between pipes, tubes, or hoses.

  Butterfly handle ball valve

  Valve Size	DN15,DN20,DN25
  Valve pressure	PN16
  Valve Materials	DR, CW617N
  Valve Standards	BS2779,EN331,ISO228
  Working Temperature:	-5℃ To +115 ℃
  Seat sealing;	PTFE
  Handle Material:	Zinc Alloy, Aluminum alloy
  Thread connection:	BSP, BSPT

Introduction to Butterfly Ball Valves

Butterfly ball valves, engineered to be robust and versatile, have garnered widespread acclaim in fluid flow systems. These valves are more than just components; they represent a blend of engineering expertise and market demand. They are found in various systems, from basic home plumbing to complex industrial pipelines.

A butterfly ball valve is a mechanical device to control the flow of liquids and gases. This type of valve comprises an internal disc, or “sleeve,” that rotates within the valve’s body to regulate flow. Butterfly ball valves are ideal for applications requiring frequent on/off operation, such as HVAC systems, water treatment and irrigation systems, industrial process control systems, and chemical processing plants.

These valves are available in numerous sizes, from small ½ inch pipe sizes to large 24-inch pipeline sizes. They can also be constructed from various materials, including carbon steel, stainless steel, brass, bronze, and aluminum. Butterfly ball valves have excellent sealing capabilities due to their tight shut-off design that reduces leakage in the closed position.

The Origin and Development

The first butterfly ball valve emerged as an innovation aimed at optimizing flow control in systems that could not accommodate the size and complexity of traditional valves. Over time, technology has refined the mechanics, allowing for more diverse applications.

Importance in Modern Systems

The butterfly ball valve has grown more important due to its reliability and efficiency. In today’s fast-paced world, these valves represent a rare combination of durability and operational speed, earning their place in various fluid control systems.

Key Features: Advantages and Disadvantages

Efficiency

One of the most compelling features of the butterfly ball valve is its operational efficiency. The quick 90-degree turn ensures rapid operation, which is especially beneficial in emergencies.

Space-saving Design

The compact size makes it an ideal choice for systems where space is a constraint. Despite the small size, these valves are robust and capable of enduring high pressures, thanks to their unique design and material composition.

How do valves work?

Basic Mechanics

The butterfly ball valve relies on a disc-like structure, often made of durable materials like stainless steel or brass, that swivels at a 90-degree angle to regulate fluid flow. When the disc is parallel to the flow, the valve is open. When perpendicular, it’s closed.

Types of Operations

There are different ways to operate these valves: manual, pneumatic, and electric. Manual operation involves using a handle, while pneumatic and electric systems use air pressure or electrical signals to manipulate the disc.

Four heart valves control the flow of blood through the heart. They act as one-way doors, opening to let blood exit or enter a chamber and then closing to keep blood flowing backward. The tricuspid valve controls blood flow from the right atrium to the right ventricle.

There are a few simple steps that you can take to inspect and assemble a brass gas valve. First, ensure the valve is the right size for your pipes. You can do this by checking the markings on the valve. Next, you’ll need to install the washers and seals onto the valve. Once this is done, you can attach the valve to the pipe. Be sure to tighten the screws so that the valve is secure. Finally, you must turn on the gas and test the valve.

For more information on brass gas valves, check out our website [here]. We have various resources to help you learn more about this essential component of your plumbing system. And if you still have questions, don’t hesitate to contact us! We’re always happy to help.

A gas and water valve is needed in homes with a water heater because they perform different functions. The gas valves typically control the temperature of the pilot light, which is used to ignite the burners on your stove. A small amount of natural gas flows through this pilot light, requiring an open flame to stay lit. This is why you often see these two valves near each other – one for controlling temperature and providing fuel.

On the other hand, the home’s water valve controls water flow into your hot water tank. This means it can be located in a different part of your house from your gas valves because they do not need to function together. You will find that homes often have water valves in the laundry room next to their hot water tanks. This makes it easy for you to use your washer and dryer without worrying about turning off the water flow into your tank, which will limit how much you can heat at a time.

Now that you know more about why your home has gas and water valves, it might be helpful the next time you troubleshoot one of these systems. Be sure to keep an eye on both valves when performing maintenance or repairs so that you can fix the issue as quickly as possible!

More Information For Types of Butterfly Valves

The butterfly ball valve is a popular choice for many piping systems. This type of valve offers a wide range of benefits, including its ability to regulate the flow of fluids within a system with relative ease and precision. However, several butterfly valves can be used in various applications.

For instance, high-performance butterfly valves are designed for extreme temperature and pressure settings, from cryogenic temperatures to extremely high pressures. These valves have more robust construction than standard versions and built-in features like anti-static capacity and double seal rings for enhanced safety. Segmented butterfly valves feature an internal disc split into two or more segments; this allows them to open and close gradually rather than all at once, making them ideal for applications where control over the flow rate is essential.

Specifications;

 Stainless Steel Butterfly Ball Valves:

• Working Temperature: -196°C to 700°C (-320°F to 1292°F). However, the typical range for many applications is -29°C to 425°C (-20°F to 800°F).
• Working Pressure: Up to 2000 PSI (pounds per square inch) for high-pressure valves, although most general-purpose valves might be rated between 150-600 PSI.

 Brass Butterfly Ball Valves:

• Working Temperature: -40°C to 200°C (-40°F to 392°F).
• Working Pressure: Up to 600 PSI, with many general-purpose brass valves rated 150 PSI.

 Cast Iron Butterfly Ball Valves:

• Working Temperature: Up to 120°C (248°F).
• Working Pressure: Generally rated up to 125 or 250 PSI.

 Bronze Butterfly Ball Valves:

• Working Temperature: -29°C to 230°C (-20°F to 446°F).
• Working Pressure: Up to 600 PSI for some specialized valves, but general-purpose ones are often rated at 150-300 PSI.

 PVC Butterfly Ball Valves:

• Working Temperature: 5°C to 60°C (41°F to 140°F).
• Working Pressure: Varies with temperature but generally rated between 150-235 PSI at 20°C (68°F).

 Zinc and Aluminum Alloy Butterfly Ball Valves:

• Working Temperature: Varies widely, but generally within the range of -30°C to 150°C (-22°F to 302°F).
• Working Pressure: Typically up to 300 PSI.

It’s essential to note that these are general ranges. A specific valve’s working temperature and pressure depend on its design, quality, and intended application. High-performance butterfly ball valves, for example, will have different ratings than general-purpose ones.

Also, as temperature increases, the working pressure of the valve often decreases. This is especially true for non-metal valves like PVC.

Whenever you select a valve for a specific application, it’s crucial to consult the manufacturer’s specifications and, if necessary, speak with a representative to ensure the valve will suit your needs regarding temperature, pressure, and other operational factors.

Overview: Structure & Function

This article will provide an overview of the structure and function of a butterfly ball valve. A butterfly ball valve is a quarter-turn rotational motion valve used to control or stop the flow of liquids and gases. Constructed from two sections, this type of valve is designed with a disc in the middle of the pipe. The disc consists of a stem, body, and disc assembly that is held together with bolts and nuts.

When the stem rotates, it moves the disc across an opening within the pipe’s diameter. As this happens, fluid flow through the pipe is reduced or stopped depending on how far it has been opened or closed.

Applications of Butterfly Valves

Butterfly valves are an important component of many industries, as they can be used in many applications. Constructed from stainless steel or other materials, these valves contain a disc and stem driven by an actuator to open and close the valve. Butterfly ball valves offer high flow rates with minimal pressure drops, making them ideal for regulating the flow of chemicals and liquids in many different industries.

The construction industry is one primary sector that uses butterfly ball valves. They can control water flow in piping systems, such as those on fire sprinkler systems. Furthermore, they are also commonly employed in oil drilling operations to help regulate the flow of oil or natural gas through pipelines. Additionally, factories can use them to regulate airflow into machines or ventilation systems.

Maintenance Requirements for Butterfly Ball Valves

If you are using butterfly ball valves on industrial projects, it is important to understand the maintenance requirements needed to keep these valves functioning properly. Proper maintenance will ensure that your butterfly ball valve continues to provide efficient and effective performance.

The most important maintenance aspect is regular valve inspection to identify potential problems before they become serious. Inspect all components, such as gaskets, seals, discs, and stems, for signs of wear or damage. Replace any damaged parts immediately to prevent further damage or failure of the valve. Additionally, check all connections between the valve and other equipment regularly and ensure they are secure and tight.

Additionally, periodic lubrication may be necessary depending on the type of butterfly ball valve being used.