Top double eccentric butterfly valve in China introduce,list main products and website if have
One of the top double eccentric butterfly valve manufacturers in China is Wenzhou Kerui Valve Industry Co., Ltd. Their main products include double eccentric butterfly valves, triple eccentric butterfly valves, gate valves, globe valves, ball valves, and check valves.
Their website is http://www.keruivalve.com/, where customers can find more information about their products, as well as contact information to inquire about pricing and ordering.
Another notable company is Tianjin Tanggu Water-Seal Valve Co., Ltd., which specializes in the production of double eccentric butterfly valves and other types of valves for various industries.
Their website is http://www.tianjin-valve.com/, where customers can browse through their product catalogue and request quotes for specific products.
Overall, the top double eccentric butterfly valve manufacturers in China offer a wide range of high-quality products that cater to the needs of various industries. Customers can expect reliable performance and excellent customer service when purchasing from these reputable companies.
Types of double eccentric butterfly valve
Double eccentric butterfly valves are commonly used in various industries for their ability to provide accurate flow control and reliable sealing. There are several types of double eccentric butterfly valves available, each designed for specific applications and requirements:
1. High-performance double eccentric butterfly valve: This type of valve is designed for high-pressure and high-temperature applications. It is suitable for use in industries such as oil and gas, petrochemical, and power generation.
2. Wafer-style double eccentric butterfly valve: This type of valve is easy to install between flanges and is commonly used in HVAC systems, water treatment plants, and other general industrial applications.
3. Lug-style double eccentric butterfly valve: This type of valve has threaded inserts on both sides, allowing for easy installation and removal without disrupting the pipeline. It is commonly used in industries such as water and wastewater treatment, chemical processing, and food and beverage.
4. Flanged double eccentric butterfly valve: This type of valve is designed to be bolted between flanges and is suitable for use in large piping systems where high flow rates are required.
5. Double offset double eccentric butterfly valve: This type of valve has two offsets – the first offset is the shaft axis, and the second offset is the sealing axis. This design reduces friction and wear on the sealing element, resulting in longer service life and reduced maintenance costs.
In conclusion, there are various types of double eccentric butterfly valves available to suit different applications and requirements. It is important to consider factors such as pressure, temperature, flow rate, and sealing requirements when selecting the appropriate valve for a specific application.
Pros and Cons of Using double eccentric butterfly valve
Double eccentric butterfly valves offer several advantages over traditional butterfly valves. One of the main pros is the increased sealing performance due to the double offset design, which reduces wear and ensures tighter shut-off. This makes them suitable for applications where a high degree of sealing is required, such as in the oil and gas industry.
Another advantage of double eccentric butterfly valves is their reduced friction and wear, resulting in longer life span and lower maintenance costs. They also offer improved flow control due to the offset disc design, which reduces pressure drop and allows for more precise throttling.
However, there are also some cons to using double eccentric butterfly valves. One of the main drawbacks is their higher initial cost compared to standard butterfly valves. The increased complexity of the design and materials used contribute to this higher price point.
Additionally, double eccentric butterfly valves can be more challenging to install and require more maintenance compared to traditional butterfly valves. The offset design and different components may require specialized tools and expertise for installation and repair.
In conclusion, while double eccentric butterfly valves offer superior sealing performance, flow control, and durability, they come at a higher initial cost and may require more maintenance and expertise for installation and repair. The decision to use double eccentric butterfly valves should be based on the specific requirements of the application and the budget available.
double eccentric butterfly valve Reference Specifications (varies for different product)
The double eccentric butterfly valve is a type of valve that is designed to provide a tight seal in high-pressure and high-temperature applications. These valves have a unique design that allows for minimal friction and wear, leading to a longer lifespan and reduced maintenance costs.
The reference specifications for double eccentric butterfly valves can vary depending on the specific product and manufacturer. However, some common specifications include:
– Body material: Carbon steel, stainless steel, ductile iron, or other materials depending on the application requirements
– Disc material: Stainless steel, ductile iron, or other materials for corrosion resistance and durability
– Seat material: EPDM, NBR, or other elastomers for tight sealing and reliable performance
– Pressure rating: Typically up to ANSI class 600 or higher for high-pressure applications
– Temperature rating: Suitable for operating temperatures ranging from -20°C to 232°C or higher depending on the material of construction
– Connection type: Wafer, lug, or flanged ends for easy installation and maintenance
– Operation: Manual handwheel, gear operator, pneumatic or electric actuator for remote control and automation
Overall, double eccentric butterfly valves are widely used in industries such as oil and gas, water treatment, chemical processing, and power generation due to their reliable performance, durable construction, and versatility in various applications. It is important to refer to the specific product datasheet or consult with the manufacturer for detailed specifications and recommendations for your specific application.
Applications of double eccentric butterfly valve
Double eccentric butterfly valves are commonly used in various industries and applications due to their superior performance and reliability. Some of the key applications of double eccentric butterfly valves include:
1. Water treatment plants: Double eccentric butterfly valves are used in water treatment plants for regulating and controlling the flow of water in different processes such as filtration, disinfection, and distribution.
2. Chemical processing industry: These valves are an ideal choice for controlling the flow of various chemicals and corrosive substances in chemical processing plants. The double eccentric design helps to prevent leakage and ensure tight shut-off.
3. HVAC systems: Double eccentric butterfly valves are used in heating, ventilation, and air conditioning systems for controlling the flow of air and water in heating and cooling systems. They help in regulating the temperature and maintaining comfortable indoor environments.
4. Power generation plants: Double eccentric butterfly valves are used in power generation plants for controlling the flow of steam, water, and other fluids in boilers, turbines, and cooling systems. These valves help in ensuring the safe and efficient operation of power plants.
5. Oil and gas industry: Double eccentric butterfly valves find applications in oil and gas processing plants for controlling the flow of crude oil, natural gas, and other liquids. These valves are designed to withstand high pressure and temperature conditions in oil and gas pipelines.
Overall, double eccentric butterfly valves are versatile and reliable solutions for controlling the flow of fluids in a wide range of industrial applications. Their unique design and construction make them suitable for handling challenging conditions and ensuring smooth operation in various industries.
Material of double eccentric butterfly valve
Double eccentric butterfly valves are commonly made of materials such as stainless steel, carbon steel, ductile iron, and alloy steels. The choice of material depends on the specific application and operating conditions of the valve.
Stainless steel is a popular choice for double eccentric butterfly valves due to its corrosion resistance and durability. It is well-suited for applications in industries such as food and beverage, pharmaceuticals, and water treatment. Stainless steel valves are also resistant to high temperatures and pressure, making them ideal for harsh environments.
Carbon steel is another common material used for double eccentric butterfly valves. It is known for its strength and toughness, making it suitable for applications in industries such as oil and gas, chemical processing, and power generation. Carbon steel valves are also cost-effective and provide good performance in a wide range of operating conditions.
Ductile iron is a popular material choice for double eccentric butterfly valves in water and wastewater treatment applications. It offers excellent corrosion resistance and is well-suited for handling abrasive media. Ductile iron valves are also known for their high strength and reliability.
Alloy steels are used for double eccentric butterfly valves in high-temperature and high-pressure applications. These materials offer enhanced mechanical properties and corrosion resistance compared to carbon steel, making them suitable for demanding operating conditions.
In conclusion, the material of a double eccentric butterfly valve plays a crucial role in its performance, durability, and reliability. It is important to carefully consider the specific requirements of the application when selecting the appropriate material for the valve.
Quality Testing Methods for double eccentric butterfly valve and how to control the quality
1. Visual Inspection: Ensure the valve components are free from visible defects such as cracks, dents or scratches. Check that all parts are properly aligned and assembled.
2. Dimensional Inspection: Measure critical dimensions such as disc clearance and shaft alignment to ensure they meet specified tolerances and standards.
3. Pressure Testing: Conduct hydrostatic or pneumatic testing to verify the tightness of the valve seal at different pressure levels. This ensures it can withstand the intended operating conditions.
4. Torque Testing: Measure the torque required to open and close the valve to ensure it operates smoothly without excessive force.
5. Material Testing: Verify the material composition of the valve components to ensure they meet the specified standards for strength, durability, and corrosion resistance.
To control the quality of double eccentric butterfly valves, implement a comprehensive quality management system that includes:
1. Regular inspection and testing of raw materials and components before production.
2. In-process inspections during manufacturing to identify and address any deviations from specifications.
3. Final product inspection and testing to ensure compliance with customer requirements and industry standards.
4. Implementing corrective and preventive actions to address any quality issues or non-conformities identified during testing.
5. Continuous improvement efforts to enhance product quality through feedback from customers, suppliers, and internal stakeholders.
By following these quality testing methods and quality control measures, you can ensure the double eccentric butterfly valves meet or exceed customer expectations and deliver reliable performance in various applications.
The Work Process and how to use double eccentric butterfly valve
The double eccentric butterfly valve is a type of valve commonly used in industrial applications to regulate the flow of fluids. It consists of a disc that is mounted off-center in the valve body, allowing for a tighter seal and more precise control over the flow of the fluid.
To use a double eccentric butterfly valve, start by ensuring that the valve is installed correctly in the system. The valve should be positioned in the pipeline with the disc perpendicular to the flow of the fluid. This will allow the valve to open and close smoothly without causing any obstructions in the flow.
To operate the valve, turn the handwheel or actuator attached to the valve stem. As the handwheel is turned, the disc will rotate within the valve body, either opening or closing the valve depending on the direction of rotation. The double eccentric design of the valve allows for a more reliable seal, reducing the risk of leaks or pressure drops in the system.
It is important to note that double eccentric butterfly valves should not be operated at very high pressures or temperatures, as this can cause damage to the valve and compromise its performance. Additionally, it is recommended to regularly inspect and maintain the valve to ensure its proper function and longevity.
In conclusion, the double eccentric butterfly valve is a versatile and efficient valve that can be used in a variety of industrial applications. By following the proper installation and operation procedures, the valve can provide reliable and precise control over the flow of fluids in a system.
double eccentric butterfly valve Importing questions including Cost,Supplier,Sample,Certification and Market
When importing double eccentric butterfly valves, one of the key considerations is the cost. It is important to find a supplier that offers competitive pricing while still maintaining quality standards. Additionally, inquiring about bulk discounts and negotiating favorable terms can help reduce overall costs.
Another important aspect to consider is the supplier. It is crucial to work with a reputable and reliable supplier who can provide consistent product quality and reliable delivery times. Conducting thorough research and getting recommendations from industry peers can help in selecting the right supplier.
Before placing a bulk order, requesting samples from the supplier is recommended. This allows for firsthand evaluation of the product quality and ensures that it meets the required specifications. It is also a good idea to test the samples in various conditions to ensure their durability and reliability.
When importing double eccentric butterfly valves, it is essential to check for certifications to ensure that the products meet industry standards and regulations. Certifications such as ISO, API, and CE can provide assurance of quality and performance.
Lastly, understanding the target market is crucial for successful importing. Conducting market research to identify potential demand, competitors, and pricing trends can help in developing a strategic approach. By understanding the market dynamics, it is possible to make informed decisions and maximize the potential for success in importing double eccentric butterfly valves.
How to find and select check reliable double eccentric butterfly valve manufacturers in China
When looking for reliable double eccentric butterfly valve manufacturers in China, there are several key steps to follow:
1. Research online: Look for manufacturers on popular B2B platforms such as Alibaba, Made-in-China, or Global Sources. Check the company’s profile, product range, and customer reviews.
2. Verify certifications: Make sure the manufacturer is ISO certified and complies with international standards such as API, DIN, or ANSI.
3. Request samples: Ask for samples to test the quality of the products. This will also give you an idea of the manufacturer’s production capabilities.
4. Check production capacity: Inquire about the manufacturer’s production capacity to ensure they can meet your order requirements.
5. Visit the factory: If possible, visit the manufacturer’s factory in China to see their facilities and quality control processes firsthand.
6. Get quotes from multiple manufacturers: Compare prices and services from different manufacturers to find the best value for your money.
7. Look for a manufacturer with experience: Choose a manufacturer with a proven track record and experience in producing double eccentric butterfly valves.
By following these steps, you can find and select a reliable double eccentric butterfly valve manufacturer in China that meets your quality and production requirements.
Background Research for double eccentric butterfly valve manufacturers Companies in China, use qcc.com archive.org importyeti.com
China is one of the leading manufacturers of double eccentric butterfly valves in the world, with a number of companies specializing in the production of these valves. Some of the top manufacturers of double eccentric butterfly valves in China include:
1. Tianjin Tanggu Valve Co., Ltd: Established in 1983, Tianjin Tanggu Valve Co., Ltd is a well-known manufacturer of double eccentric butterfly valves in China. The company has a strong reputation for producing high-quality valves for various industrial applications.
2. Shenzhen SAV Valve Co., Ltd: Shenzhen SAV Valve Co., Ltd is another prominent manufacturer of double eccentric butterfly valves in China. The company has been in operation since 2004 and offers a wide range of valves for different industries.
3. Zhejiang Hualong Valves Co., Ltd: Zhejiang Hualong Valves Co., Ltd is a leading manufacturer of industrial valves, including double eccentric butterfly valves. The company has a state-of-the-art production facility and a team of skilled engineers to ensure the quality of their products.
These companies have a strong presence in the Chinese market and also export their products to various countries around the world. By leveraging platforms such as qcc.com, archive.org, and importyeti.com, customers can access detailed information about the products and services offered by these manufacturers, as well as their reputation and customer reviews. Customers can also compare prices, specifications, and other important factors before making a purchase decision.
Price Cost Research for double eccentric butterfly valve manufacturers Companies in China, use temu.com and 1688.com
When it comes to finding double eccentric butterfly valve manufacturers in China, two popular platforms to conduct price and cost research are temu.com and 1688.com.
On temu.com, users can easily search for double eccentric butterfly valve manufacturers and compare prices from different suppliers. This platform offers a wide range of options to choose from, making it convenient to compare costs and find the best deal.
1688.com is another popular website for sourcing products from China. Users can search for double eccentric butterfly valve manufacturers on this platform and view pricing information. With a large number of suppliers listed on this site, users can find competitive prices and negotiate directly with manufacturers.
When conducting price and cost research on both temu.com and 1688.com, it is essential to consider factors such as product quality, shipping costs, and minimum order quantities. By carefully comparing prices and evaluating different suppliers, buyers can make an informed decision and find the best deal on double eccentric butterfly valves from manufacturers in China.
Shipping Cost for double eccentric butterfly valve import from China
The shipping cost for importing a double eccentric butterfly valve from China can vary depending on factors such as the weight, size, and shipping method chosen. Typically, the cost of shipping a double eccentric butterfly valve from China to the United States ranges from $50 to $200 for standard shipping methods such as air freight or sea freight.
If you require expedited shipping, the cost can increase significantly, with express air freight costing upwards of $500 or more. Additionally, factors such as customs clearance fees, duties, and taxes may also need to be considered when calculating the total shipping cost.
To save on shipping costs, it is recommended to compare quotes from multiple shipping carriers and choose the most cost-effective option. Additionally, consolidating multiple orders into one shipment or using a freight forwarding service can help reduce overall shipping costs.
Overall, it is possible to import a double eccentric butterfly valve from China without exceeding a shipping cost of $300 by carefully researching shipping options, negotiating with carriers, and consolidating shipments where possible.
Compare China and Other double eccentric butterfly valve Markets: Products Quality and Price,Visible and Hidden Costs
China and other double eccentric butterfly valve markets differ in terms of product quality and price. In recent years, China has developed a reputation for producing high-quality valves at competitive prices. Chinese manufacturers often invest in advanced technology and quality control processes to ensure their products meet international standards.
On the other hand, other markets may have a higher perception of quality due to established brands and long-standing reputations. However, this often comes at a premium price, making them less competitive in the global market. The price difference between Chinese and other market valves can vary significantly, with Chinese valves typically being more cost-effective.
When comparing visible and hidden costs, Chinese valves may have lower upfront prices, but there can be hidden expenses such as shipping, customs duties, and potential quality issues that may arise after purchase. On the contrary, other markets’ valves might have higher upfront costs, but their quality and reliability may offset any potential hidden costs.
In conclusion, while China and other double eccentric butterfly valve markets offer different products in terms of quality and price, Chinese valves are becoming increasingly competitive in the global market. Customers should carefully consider visible and hidden costs when making purchasing decisions to ensure they are getting the best value for their investment.
Custom Private Labeling and Branding Opportunities with Chinese double eccentric butterfly valve Manufacturers
If you are looking for custom private labeling and branding opportunities with Chinese double eccentric butterfly valve manufacturers, you are in luck. Many manufacturers in China offer OEM and ODM services, allowing you to customize the products with your branding and labeling.
By partnering with a Chinese manufacturer, you can take advantage of their expertise in producing high-quality double eccentric butterfly valves while also creating a unique product that reflects your brand. Whether you are looking to add your logo to the products or develop a completely custom design, Chinese manufacturers can work with you to bring your vision to life.
In addition to custom labeling and branding, Chinese manufacturers can also provide packaging design and other marketing materials to help you promote your products effectively. This allows you to create a cohesive and professional brand image that resonates with your target customers.
Overall, partnering with a Chinese double eccentric butterfly valve manufacturer for custom private labeling and branding opportunities can help you differentiate your products in the market and increase brand recognition. With their manufacturing expertise and your unique branding, you can create a product that stands out from the competition and drives customer loyalty.
Tips for Procurement and Considerations when Purchasing double eccentric butterfly valve
When purchasing a double eccentric butterfly valve, there are several important considerations and tips to keep in mind to ensure you choose the right valve for your specific needs:
1. Valve Size: Make sure to carefully consider the size of the valve needed for your application. The size of the valve will depend on the flow rate, pressure and size of the piping system it will be connected to.
2. Material: Selecting the right material for the valve is crucial to ensure its durability and longevity. Common materials for double eccentric butterfly valves include stainless steel, carbon steel, and ductile iron.
3. Pressure Rating: Check the pressure rating of the valve to ensure it can handle the maximum pressure of your system. It is important to choose a valve with a pressure rating that matches or exceeds the requirements of your system.
4. Temperature Rating: Consider the temperature rating of the valve to ensure it can withstand the temperature conditions of your system. Make sure to choose a valve that can handle both the minimum and maximum temperatures of your application.
5. Operation: Determine whether manual or automated operation is preferred for your system. Double eccentric butterfly valves can be operated using a hand lever, gear operator, or actuator for automated operation.
6. Manufacturer Reputation: Research and choose a reputable manufacturer with a proven track record of producing high-quality valves. Buying from a reputable manufacturer can help ensure the reliability and performance of the valve.
7. Compliance: Ensure that the valve complies with industry standards and regulations, such as ANSI, API, and ASTM. Compliance with standards will help ensure the valve meets the necessary quality and performance requirements.
By keeping these tips and considerations in mind, you can make an informed decision when purchasing a double eccentric butterfly valve that meets your specific requirements and provides reliable performance for your system.
FAQs on Sourcing and Manufacturing double eccentric butterfly valve in China
1. Why source double eccentric butterfly valves from China?
China is one of the leading manufacturers of industrial valves, including double eccentric butterfly valves. Chinese manufacturers offer a wide range of options at competitive prices, making it a cost-effective choice for sourcing these valves.
2. How can I ensure the quality of double eccentric butterfly valves from China?
To ensure quality, it is important to work with reputable manufacturers who have a track record of producing high-quality valves. You can also request samples or visit the manufacturer’s facilities to inspect the production process and quality control measures.
3. Are there any certifications or standards I should look for when sourcing double eccentric butterfly valves from China?
It is recommended to look for manufacturers that adhere to international standards such as ISO 9001 or API certifications. This ensures that the valves meet industry-standard quality requirements.
4. How can I find reliable manufacturers of double eccentric butterfly valves in China?
You can find reliable manufacturers through online platforms, trade shows, or industry directories. It is important to conduct thorough research, read reviews, and request references from other clients to ensure the manufacturer’s credibility.
5. What are the lead times for manufacturing double eccentric butterfly valves in China?
Lead times can vary depending on the manufacturer and order quantity. It is advisable to discuss the lead times with the manufacturer upfront to ensure timely delivery of the valves.
In conclusion, sourcing double eccentric butterfly valves from China offers cost-effective options with a wide range of choices. By working with reputable manufacturers and ensuring quality standards, you can successfully procure high-quality valves for your industrial needs.
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