Butterfly Ball Valve

Parameters of Butterfly Ball Valve

A ball valve is a shut-off valve that controls the flow of a liquid or gas by means of a rotary ball having a bore

Additional information


Sand blasted, Sand blasted and Nickel plated


Aluminum alloy, Zinc alloy

Life time:

150000 times On-Off


Bronze, C37700, CW602N, CW617N, H58-3, Lead-free brass


1", 1/2", 3/4"



Thread connection


Working pressure

16 bar


24 months

Details about Butterfly Ball Valve

Butterfly Ball Valve


  • 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


    Valve pressure


    Valve Materials

    DR, CW617N

    Valve Standards


    Working Temperature:

    -5℃ To +115 ℃

    Seat sealing;


    Handle Material:

    Zinc Alloy, Aluminum alloy

    Thread connection:


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.

brass butterfly air valves
brass butterfly gas valves

Key Features: Advantages and Disadvantages


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!

butterfly ball valve
butterfly ball valve

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.

Raw Materials for Butterfly Ball Valves:

  • Stainless Steel: This is a standard material used for many valves because of its strength, durability, and resistance to corrosion. It’s perfect for systems that deal with high temperatures or aggressive chemicals.
  • Brass: A corrosion-resistant material that has long been used in plumbing and industrial applications. It offers good conductivity and is mainly used in water systems.
  • Cast Iron: Widely used for larger valves in industrial applications. It’s durable but can rust if not properly treated or maintained.
  • Bronze: Like brass, bronze is corrosion-resistant and often used for smaller valves or corrosive environments.
  • Zinc and Aluminum Alloys: These are sometimes used for the external parts of the valve due to their corrosion resistance and lightweight properties. They may not be used for the actual valve mechanism which comes in contact with the fluid.
  • PVC (Polyvinyl Chloride) is used in some non-industrial settings, especially in systems that don’t handle high temperatures. PVC valves are lightweight and resistant to many chemicals but not as durable as metal valves.
  • Rubber: Often used in the lining of the butterfly valves. The rubber provides a tight seal when the valve is in the closed position.


Butterfly ball valves come in a broad range of sizes to accommodate different applications:

  1. Smaller Valves (Domestic Use):
    • 1/2 inch
    • 3/4 inch
    • 1 inch
  2. Medium to Large Valves (Commercial and Industrial Use):
    • 1 1/4 inch
    • 1 1/2 inch
    • 2 inch
    • 3 inch
    • 4 inch
    • 6 inch
    • 8 inch
    • 10 inch and even larger for specific industrial applications.

The size of the butterfly ball valve you need largely depends on the application and the fluid volume you must manage. Industrial applications may require larger valves, especially in wastewater treatment or chemical processing sectors.

Wall Thickness:

This largely depends on the material of the valve and its application:

  1. Metal Valves (like stainless steel, brass, and bronze): Generally, these have thicker walls, especially for high-pressure systems.
  2. PVC Valves: These have thinner walls compared to metal valves, but the exact thickness can vary based on the intended use and manufacturer.

Consult a valve manufacturer or specialist when determining the best valve for a specific application. They can provide precise specifications tailored to your needs.

butterfly ball valve
butterfly ball valve


 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.

butterfly ball valves
butterfly ball valves

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.

water pressure gauge

Metals Vavles Works on Plumbing System

Plumberstar valve fabricator in China. Our main parts for heating pipelines and intelligent water control can supply you with a one-stop basket solution to get your ideas and demands. From design to packaging and logistics are our duty—brass valves and fittings applied in-house, in industry, and commercial construction, in residential. There are related to water pipe control solution, and we have rich experience for outdoor frostproof hydrant and pex heating water manifold indoor.

The Top Standard Valves

Plumberstar ball Valve is with CW617N and Lead-free original brass. And water flows with 2pc full Port 400WOG and 600WOG standard to design it with heavy-duty. EPDM and NBR sealing washers are environmentally friendly, with Three years warranty with traceability.

Woman's hand closes the valve. Saving Water Consumption Concept
  •  Plumberstar Valve Made from brass and stainless steel 304, and sourcing HPVC ball valve
  • Connected from the thread with BSP(G) and NPT by the normal.
  • Size with MaleXFemale 1/4inch,3/8 inch,1/2inch,3/4,1inch,1 inch,1-1/4 inch,1-1/2 inch,2inch,2-1/2inch,3inch and 4inch.
  • The actuator of electric valve voltage 24V DC, and 230V AC
  • Shut-off needle valve can manufacture based on requirements
  • Heating floor manifold with 1-inch gauge and flowmeter
  • Brass nipple, elbow, extension, compression fitting,adapter available

Plumberstar Valves Applications

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Y-filter Strainer Drain Valve

Plumberstar Y filter strainer Keeps Working, and dirty Out Strainer screen catches debris and sediment to reduce maintenance. Protect your water plumbing. Y Type Strainer works in conjunction with your backflow preventer and regulators.

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Safety Water Solution

Plumberstar works in residential, irrigation, and commercial application. The relief safety valves are used in various applications, such as water heaters, air compressors, its automatic release of the excess pressure or vacuum from a heating system.

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Temperature Mixing Valve

Plumberstar valve is mixing water valve automatic ensure temperature and water pressure stable. It is suitable for household hot water devices equipped and floor heating, so the 3-way valve meets requirements of temperature range and the water flow

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PEX Heating Manifold

Plumberstar radiant pex manifolds are usual for residential water distribution in a household, and it's top rated in the home building industry. Manifold plumbing systems control hot and cold water that feeds flexible PEX supply lines to individual fixtures.

Advantages of Plumberstar

Plumberstar products design based on simple structure aim to time-saving installation for consumers and aim to save the cost of customers for building construction.

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At Plumberstar, we boast 15 years of expertise in water and gas projects, and long-term partnerships with top global clients.

We offer competitive pricing and tailored solutions, thanks to our high order volumes and provide flexible solution

Quality is our cornerstone. We conduct three random inspections and a final QC check for each project, with detailed reports for clients and a 48-hour emergency response system.

Customize-Design Brass Copper Fitting

Plumberstar Pipe fitting 1/2 inch 90-degree Elbow, nipple, bush, and reducer connects PEX Pipe in water distribution and hydronic heating systems.
Low-cost solution to connect copper Pipe Tubing
stainless steel insert and adapter and copper rings. The connection system is perfect for your next commercial or homeowner plumbing project.
Brass fittings are made of Lead-Free DZR brass for a durable fitting that is also corrosion resistant
quality and performance is field-proven with more than 350 customers.

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Advantages for distributer, wholesaler, Supermarket and Trading

Plumberstar is looking for long-time cooperation with partners, our advantage will benefit each other, and growing together, our extra service including design, new tooling, discount and quality tracing system.

★ Moderate Pricing – Plumberstar can provide various projects with different economic basket services. Water control project drawing design and artwork works are free. Custom-Made and samples are free.

MOQ and Delivery – Lower MOQ even reach 100 units and sampling time within 15 working days, and the leading time is 30 working days of mass production, OEM, and ODM both available.

Non Disclosure Agreement – Plumberstar will not provide the same valves and manifold to your competitors. and help you to get more market shares, then we can sign an exclusive agreement

Quality and Service–Our defect rate reached 0.459% in the last two years from customers feedback, and the Inspection report can provide you with each order, free replacement if any is damaged, updated hot-sales items recommendations

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Discount and Quantity– Heavy quantity can increase production capacity with effectiveness. And the accessories and spare parts purchasing with competitive cost of valves and sanitary ware items. You get better prices for winning more in markets

Plumberstar Extra Service

Our aim is not only to provide valves but we help customers to design products,design artwork,valve proposal, book shipment,Installation tutorial

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We are free design your valves according to your inquiry of your plumbing system,no extra cost.

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We can help you choose valves and heating manifold, and advice in house application

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Fluid Control Installation

We can provide an installation guide and tutorial about valves and underfloor heating manifold

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We help customers to book a container, documents preparation, and clearance, even to warehouse

Frequently Asked Questions

Here are typical questions by customers asked with usual, please feel free contact us if any further confused.

Brass valves have many different types, such as ball valves, garden tap, check valve, strainer, angle valve, gate valve, foot valve, and drain valve. The radiator valve and thermostatic mixing valve are works for water temperature. All of these valves are work for water plumbing systems, plumbing repair, and installation. So have to let water shut-off and shut-on. Some heating systems are related to hot water and cold water mixing for temperature control and stability. Our intelligent valves are functional. There are applications in commercial, residential, and industrial areas.

Underfloor heating radiant pex manifolds are usual for residential water distribution in a household, and it's top-rated in the home building industry. Manifold plumbing systems control hot and cold water that feeds flexible PEX supply lines to individual fixtures. Then water temperature is warm and stable in each room. Meanwhile, the heating accessories-flow meter gauge will monitor water and temperature in each room.

The motorized ball valve works automatically open and closed; they work with 220v-230v AC and 24v DC; they are applications in the heating system, air conditioner,3D printer, and others. The solenoid valve is with similar features.

Would you please submit the form at the bottom of the page or send an email directly:info@plumberstar.com? My WhatsApp: +86 15968648802. Can you send us pressure demands, size package, and quantity if available?

It's able to provide free samples for your evaluation with 15 working days about.

Our MOQ is significantly lower from 100-5000 pcs are available. It depends on different items.
We can fabricate your specified requirements.

It's about 35 days if with regular proucts; New tooling and samples will take 15-20 days, Normal samples will take 7 days.

It means that you need to check the plumbing system at first, then realize your requirements, and get out different valves with different applications and functional with controlling; of course, may be no need to use brass valves due to the high cost. You can use plastic, iron, zinc alloy, and aluminum raw materials instead of brass, but brass and stainless steel are reliable with 3 years warranty. If you don't know how to choose, please call us or email us.

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Why Choose Plumberstar?

There are many reasons to choose brass valves over other types of valves. Brass is a highly durable material that can withstand high temperatures and pressure. It is also resistant to corrosion, making it an ideal choice for use in wet environments. Brass valves are also easy to clean and maintain, which is an important consideration for busy households. Plumberstar brass valves are some of the most reliable and durable on the market. Plumberstar valves are easy to install and come with clear instructions.

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