Lug Type Butterfly Valve Factory - Lixin Valve Group Co., Ltd
We have an independent R&D team with superb R&D capabilities to provide customers with a full range of Lug Type Butterfly Valve Factory and Bonneted Knife Gate Valve solutions. We will continue to focus on the Forged Steel Check Valve Price field, continuously improve our professional level, help customers maximize value, and become your trustworthy partner. Safety is always our top priority, and we regard it as the greatest benefit for the company, the greatest guarantee for transformation and development, and the greatest welfare for our employees. The company has formulated a long-term development plan, and while actively taking measures, it is down-to-earth in exploring the market. With insight into market trends and grasp of environmental changes, we continue to inspire innovation and fulfill our brand promise. Adhering to the spirit of "survive by quality and win customers by price", we always adhere to scientific and technological innovation as the first core competitiveness, continue to optimize the industrial structure, and strengthen product quality inspection.
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What is API 6D Ball Valve?     API 6D ball valves comply with American Petroleum Institute (API) standard 6D and are commonly used in oil and gas, chemical and other industrial fields. The ball valves offered by us fully comply with the design, manufacturing and testing standards of API 6D specifications. Ball valves are […]

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Valve Installation

Butterfly valves are a type of valve that uses a rotating disk to control the flow of fluid. They are commonly used in HVAC, plumbing, and industrial applications. Butterfly valves are relatively easy to install, but there are a few steps that you should follow to ensure a proper installation. Materials Butterfly valve Flanges or unions Gaskets Bolts and nuts Wrench Pipe sealant   Step 1: Prepare the valve and flanges Before you begin the installation, you need to prepare the valve and flanges. This includes cleaning the surfaces of the valve and flanges, and applying a thin layer of pipe sealant to the gaskets.   Step 2: Assemble the valve and flanges Once the valve and flanges are prepared, you can begin to assemble them. Place the valve between the flanges, and align the bolt holes. Insert the bolts and nuts, and tighten them until the valve is securely in place.   Step 3: Connect the piping Once the valve is assembled, you can connect the piping. Be sure to use the correct size and type of pipe for the application.   Step 4: Test the valve Once the piping is connected, you can test the valve to make sure it is working properly. Open the valve and close it several times to check for leaks.   […]

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Valve Installation

Construction Butterfly valves are typically constructed with a cast iron or stainless steel body and a rubber or plastic disc. The disc is attached to a shaft that is supported by bearings at each end. The shaft is turned by a handle or actuator, which can be manual or automated. Advantages Butterfly valves offer a number of advantages over other types of valves, including: Compact size: Butterfly valves are relatively small and lightweight, making them easy to install and maintain. Low pressure drop: The streamlined design of the butterfly valve results in a low pressure drop, which can save energy costs. Quick operation: Butterfly valves can be opened or closed quickly, making them […]

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Valve Installation

Butterfly valves play a crucial role in industrial applications, regulating the flow of fluids and gases. Among the various types, wafer and lug style butterfly valves stand out due to their distinct designs, applications, and installation methods. Let’s delve into the differences between these two types and explore their features, advantages, and ideal use cases.       Wafer […]

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Valve Installation

Butterfly valves are widely used in industrial piping systems to control fluid flow. They offer a wide range of benefits, including compact size, low weight, and easy operation. Lug type butterfly valves are a popular choice for applications where high pressure and temperature are involved. In this blog, we will discuss the installation process of lug type butterfly valves. What is a lug type butterfly valve? A lug type butterfly valve is a type of butterfly valve that features lugs on its body. These lugs provide a means of securing the valve to the piping system using bolts or other fasteners. Lug type butterfly valves are typically used in high-pressure and high-temperature applications, where the valve must be able to withstand the forces exerted by the fluid flow.   How to install a lug type butterfly valve? Installing a lug type butterfly valve is a relatively simple process. However, it is important to follow the butterfly valve manufacturer‘s instructions carefully to ensure proper installation and operation. The following steps provide a […]

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Valve Installation

The size of a butterfly valve is determined by a number of factors, including the flow rate, pressure, and temperature of the fluid being controlled. In this article, we will discuss the key considerations for sizing a butterfly valve.     Flow Rate The flow rate is the most important factor to consider when sizing a butterfly valve. The flow rate is measured in gallons per minute (GPM) or cubic feet per minute (CFM). To determine the flow rate, you will need to know the following information: The type of fluid being controlled The viscosity of the fluid The specific gravity of the fluid The pressure drop across the valve Once you have this information, you can use a flow rate calculator to determine the required flow rate.   Pressure The pressure rating of a butterfly valve is the maximum pressure that the valve can withstand without failing. The pressure rating is typically expressed in pounds per square inch (PSI). The pressure rating of the valve must be greater than or equal to the maximum pressure that the valve will be subjected to.   Temperature The temperature rating of a butterfly valve is the maximum temperature that the valve can withstand without failing. The temperature rating is typically expressed in degrees Fahrenheit (°F). The temperature rating of the valve must be greater than or equal to the maximum temperature that the valve will be subjected to.   Material Selection The material of the butterfly valve should be compatible with the fluid being controlled. The following are some of the most common materials used for butterfly valves: Cast iron: Cast iron is a strong and durable material that is resistant to corrosion. It is a good choice for valves that will be used in corrosive environments. Ductile iron: Ductile iron is a type of cast iron that is more ductile than regular cast iron. It is a good choice for valves that will be subjected to high pressures. Stainless steel: Stainless steel is a corrosion–resistant material that is also strong and durable. It is a good choice for valves that will be used in food or pharmaceutical applications. Bronze: Bronze is a corrosion–resistant material that is also ductile. It is a good choice for valves that will be used in marine applications.   Valve Sizing Once you have considered the flow rate, pressure, temperature, and material, you can use a valve sizing calculator to determine the size of the butterfly valve. Valve sizing calculators are available online and from valve manufacturers. To use a valve sizing calculator, you will need to enter the following information: The flow rate The pressure drop The fluid viscosity The fluid specific gravity The valve material The valve sizing calculator will then provide you with the size of the butterfly valve that is required.   Conclusion Sizing a butterfly valve is a relatively simple process. By following the steps outlined in this article, you can select the right valve for your application.   Additional Resources Valve Sizing Calculator 1 Valve Sizing Calculator 2   For More Detailed Information, […]

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Valve Installation

Step 1: Determine Fluid Characteristics Identify the type of fluid being handled (e.g., water, oil, gas, chemicals). Consider fluid properties such as temperature, pressure, viscosity, and corrosiveness.   Step 2: Specify Pressure and Temperature Requirements Determine the maximum pressure and temperature that the valve will experience. Select a valve with a pressure rating and temperature range that meet or exceed these requirements.   Step 3: Calculate Flow Rate Determine the desired flow rate through the valve. Calculate the valve size based on the flow rate and pipe diameter using flow equations or manufacturer‘s guidelines.   Step 4: Choose Valve Type Standard Butterfly Valves: Suitable for general applications with moderate pressure and temperature requirements. High–Performance Butterfly Valves: Engineered for demanding applications requiring tight shut–off, low torque, and extended service life. Triple Offset Butterfly Valves: Ideal for high–pressure and temperature applications due to their triple offset design, which ensures complete sealing.   Step 5: Select Body and Seat Materials Choose materials that are compatible with the fluid being handled and can withstand the operating conditions. Common materials include cast iron, ductile iron, stainless steel, and exotic alloys.   Step 6: Determine Actuator Type Manual Actuators: Suitable for infrequent operation or applications where precise control is not required. Electric Actuators: Provide remote operation and precise control, ideal for automated systems. Pneumatic Actuators: Offer fast response times and high torque, suitable for high–pressure applications.   Step 7: Consider Additional Features Lugs or Flanges: Select valves with lugs for direct mounting to flanges or piping systems, or flanges for secure and leak–proof connections. Sealing Options: Specify resilient seats for general applications or metal seats for high–temperature and corrosive environments.   Step 8: Verify Compliance and Certifications Ensure that the valve meets industry standards and certifications (e.g., ANSI, API, ISO). Consider valves with third–party approvals for specific applications (e.g., fire safety, nuclear).   Conclusion By following these steps and considering the factors discussed above, engineers and professionals can select the right butterfly valve for their specific application. Proper valve selection ensures optimal flow control, system efficiency, and long–term reliability.     External Resources How to Size a Butterfly Valve   Additional Information Table: Butterfly Valve Selection Criteria Criteria Considerations Fluid Characteristics Type, temperature, pressure, viscosity, corrosiveness Pressure and Temperature Requirements Maximum pressure and temperature ratings Flow Rate Desired flow rate and pipe diameter Valve Type Standard, high–performance, triple offset Body and Seat Materials […]

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FAQ
What Valve Products Do You Offer?

We are a leading manufacturer of knife gate valves, offering a wide range of high-quality valve products suitable for different industrial applications.

How Is The Quality of Your Products?

We strictly test each product, using the most advanced testing equipment and strict scientific management. From design to production, we strictly follow the ISO production management system to ensure product quality meets factory standards.

How Is Your Customer Service?

We value customer satisfaction and provide professional pre-sales and after-sales services. If you have any questions or need support, please feel free to contact our customer service team.

What Is Your R&D Capability?

We have a strong R&D team dedicated to technological innovation and product improvement. We continuously introduce new products to meet the changing needs of our customers.

Do You Provide Customized Services?

Yes, we can customize products according to customers’ specific needs. If you have special requirements, you can contact our sales team for customized solutions.

Do You Have International Certifications?

Yes, our products have passed multiple international certifications, such as ISO 9001, CE, API 6D, etc.

Why Choose Lixin?
Excellent Quality Management
Lixin maintains rigorous quality management systems to ensure that each product meets international standards. With specialized testing equipment and an annual production capacity of 20,000 tons, their commitment to quality is unwavering.
Comprehensive Quality Assurance
Lixin rigorously tests every product, adhering to ISO production management systems to ensure that product quality consistently meets factory standards.
Advanced Global Fluid Control Solutions
Lixin focuses on designing and producing valves and related products, striving to provide cutting-edge fluid control solutions worldwide. Customization options are also available to create additional value for customers.
Robust Technical Support
With over 450 employees, including more than 50 senior and intermediate engineering technicians, Lixin boasts a strong technical team. Their 50,000-square-meter facility houses CNC machining centers, various large and medium-sized equipment, and specialized testing devices.
Diverse Product Line
Lixin manufactures a wide range of valves, including knife gate valves, plug valves, butterfly valves, ball valves, and ceramic valves.
Global Market Expansion
Lixin actively welcomes collaboration to create a brilliant future, aiming to expand the global valve market, promote the Lixin brand, and revitalize domestic industrial development.
Lixin Valve Group Co., Ltd. is a national-level non-regional group focusing on the research and development, production, sales and service of valves. Since its establishment in 2000, Lixin has continuously innovated technology and grown in scale. We are committed to providing customers with global advanced fluid control solutions and customizing products according to your needs to create more value for customers. If you need high-quality knife gate valves, Lixin Valve Group is your first choice!
Is it difficult for you to choose which valve? Please send us your questions and we will give you a detailed plan.
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