China manufacturer Factory Universal Wide Range Flexible Coupling

Product Description

Ductile Iron Flexible Coupling for PVC /DI / STEEL Pipe

Notice:We are a factory with 16 years of experience, we believe that we have absolute advantages in price and quality.

FEATURES

1. For STEEL,DI,UPVC,CI,and AC pipes or almost any other rigid pipe material.
2. In the form of wide range (Up to 23mm) couplings,are designed to join pipes of various outside diameters with the same or different nominal bore.
3. PN16 operating pressure.
4. The ability of universal coupling to join dissimilar pipe materials is a bonus feature in both repair or permanent situations.

 

Standards & Specifications
Manufacture BSEN1563 / EN-GJS(QT)-450-10
Coating WIS4-52-01
Rubber standard EN681-2
Test EN14525 / BS8561
Working Pressure PN10 / PN16

Size & Material
Size Range DN50-600
Main material Body CARBON STEEL / DUCTILE IRON
End Ring DUCTILE IRON GGG-40
Gasket EPDM / NBR / SBR
Bolts & Nuts CARBON STEEL
Coating EPOXY coating

 

UNIVERSAL COUPLING drawings & Dimensions

Related product show

 

ZheJiang zHangZhoui Valve Industry Co.,Ltd is an integrity valve manufacturer, which has its own foundry, matching shop, and assembly line. Our company has passed ISO9001,Wras and CE Certification.

Our main products are gate valve, butterfly valve, check valve and control valve, we have been exported to Japan, Singapore, France, USA, Australia and so on, our valves satisfies to the international standard like GB, ANSI/API, DIN as well as client’s special specifications. The valves have met with warm reception based on excellent quality, competitive price, good shipment and timely delivery time all over the world.
 

Our products

 

Production processes

Packaging

Certifications

 
FAQ

1.Can I have a sample order for valve?
A: Definitely Yes.We welcome sample order to test and check quality. Mixed samples are acceptable.

2. Can you OEM or ODM?
A:Yes, we have a great research & development team. The products can be made according to your request.Please send us high resolutionimages,your logo and other materials needed . We will send you finished files for confirmation.

3. Can you provide the relevant documentation and certificate?
A:Yes, we can provide you with the documentation and certificate you need ,IS09001:2000 international quality system certification,(CE)certification of the European Community, Det Norske Veritas (DNV) factory certification, Lloyd’s Register (LR) factory certification, China Classification Society (CCS) quality system certification and the FM and UL certification of the US, Bureau Veritas(BV) ,American Bureau of Shipping(ABS) etc.Of course we can also provide you the test Report; Certificate of Material Analysis; Certificate of Origin; and other export documents which required.

4.How to proceed an order for valve?
A: Step1 let me know your requirements or application. Step 2 We quote according to your requirements or our suggestions. Step 3 Customer confirms the samples and places deposit for formal order. Step 4 We arrange the prodution.

5.What is your terms of delivery?
A: We accepte EXW,FOB,CIF,etc. You can choose the 1 which is the most convenient for you.

6.What’s the package and how do you ship the goods?
A: Usually is wood pallet as your requst. We usually ship by sea.Airline shipping is also optional.

7. How to deal with after sales?
A: warranty time : 24 months from the shipment ; and we will be responsible for all the quality problems. Quality control : High quality mold./Raw materials control/Production process quality control/Final inspection/Water testing (no leaking).

8. What is the average lead time?
A:For samples, the delivery time is about 2-5 days. For mass production, the lead time is about 15-50 days after receiving the deposit payment. we can provide production schedule and related photos every 2 weeks. The lead times become effective when (1) we have received your deposit, and (2) we have your final approval for your products.If our lead times do not work with your deadline, please go over your requirements with your sale. In all cases we will try to accommodate our production plan to your needs.

9. Why choose us?
A:We are a verified supplier and creditable company on Made-in-China, Genuine produces with excellent quality and competitive price, we are focusing on the long term relationship with customers, Genuine produces with excellent quality and competitive price.  After-Services will be highly-satisfing. 

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flexible coupling

Can flexible couplings accommodate variable operating conditions and loads?

Yes, flexible couplings are designed to accommodate variable operating conditions and loads in mechanical systems. They offer several features that allow them to adapt to changing conditions and handle different loads effectively. Below are the reasons why flexible couplings are well-suited for such applications:

Misalignment Compensation: Flexible couplings can handle misalignment between shafts, including angular, parallel, and axial misalignment. This capability allows them to accommodate slight shifts in shaft positions that may occur due to thermal expansion, vibration, or other factors, ensuring smooth operation even in changing conditions.

Shock and Vibration Absorption: Flexible couplings can dampen shocks and vibrations that result from sudden changes in load or operating conditions. The flexible element in the coupling acts as a buffer, absorbing and reducing the impact of sudden loads or transient forces, protecting connected equipment and increasing system reliability.

Variable Load Capacity: Flexible couplings come in various designs and materials, each with its load capacity range. Manufacturers provide different coupling models with varying load capacities to accommodate different applications. Properly selecting the right coupling for the specific load conditions ensures reliable power transmission even under varying loads.

Compensation for Thermal Expansion: Temperature changes can cause thermal expansion in mechanical systems, leading to shaft misalignment. Flexible couplings can handle the resulting misalignment, compensating for thermal expansion and ensuring continuous and smooth power transmission.

Torsional Stiffness: Flexible couplings are designed with a balance between flexibility and torsional stiffness. This property allows them to adapt to variable loads while still providing the necessary rigidity for efficient power transmission.

Durable Materials and Designs: Manufacturers produce flexible couplings from durable materials like stainless steel, aluminum, or engineered elastomers. These materials ensure that the couplings can withstand varying operating conditions, including temperature fluctuations, harsh environments, and high loads.

Dynamic Behavior: Flexible couplings have a dynamic behavior that enables them to operate smoothly and efficiently under changing loads and speeds. They can handle variations in rotational speed and torque while maintaining consistent performance.

Application Flexibility: Flexible couplings find applications in a wide range of industries, from automotive and aerospace to industrial and marine. Their versatility allows them to accommodate variable operating conditions and loads in different systems.

Summary: Flexible couplings are well-suited for applications with variable operating conditions and loads. Their ability to compensate for misalignment, absorb shocks and vibrations, and handle thermal expansion make them reliable components in mechanical systems. The availability of various coupling designs and materials allows for the selection of the appropriate coupling based on the specific application requirements, ensuring optimal performance and longevity in variable conditions.

flexible coupling

Can flexible couplings be used in precision manufacturing equipment, such as CNC machines?

Yes, flexible couplings can be used in precision manufacturing equipment, including CNC (Computer Numerical Control) machines. CNC machines require high accuracy and precision during operation to produce complex and intricate parts. Flexible couplings play a vital role in such equipment by providing various benefits that enhance their performance and reliability.

  • Compensation for Misalignment: CNC machines often have multiple moving parts and axes that need precise alignment. Flexible couplings can accommodate small misalignments between these components, ensuring smooth and reliable power transmission without inducing additional stress or strain on the system.
  • Vibration Damping: Precision manufacturing requires minimizing vibrations that could affect the quality of the finished product. Flexible couplings with damping properties can absorb and dissipate vibrations, resulting in better surface finishes and accuracy of the machined parts.
  • Torsional Flexibility: CNC machines may experience torque fluctuations during acceleration, deceleration, or tool changes. Flexible couplings with torsional flexibility can handle these variations and prevent torsional vibrations from affecting the machining process.
  • Backlash Compensation: Some types of flexible couplings, such as beam couplings, offer minimal or near-zero backlash. This characteristic is essential in CNC machines, as it helps maintain positional accuracy during direction changes and reversals.
  • High Torque Transmission: CNC machines may require high torque transmission capabilities, especially in heavy-duty cutting or milling operations. Flexible couplings can handle substantial torque loads while still providing flexibility to address misalignments.
  • Reduced Maintenance: With the ability to absorb shocks and compensate for misalignment, flexible couplings can extend the life of other mechanical components in the CNC machine, reducing overall maintenance requirements and downtime.

It’s important to select the appropriate type and size of flexible coupling based on the specific requirements of the CNC machine, including torque, speed, misalignment, and environmental conditions. Regular maintenance and inspection of the flexible couplings will ensure optimal performance and contribute to the overall precision and efficiency of the CNC machine.

flexible coupling

What are the factors to consider when choosing a flexible coupling for a specific system?

Choosing the right flexible coupling for a specific system requires careful consideration of several factors. The following are the key factors that should be taken into account:

  • 1. Misalignment Requirements: Assess the type and magnitude of misalignment expected in the system. Different couplings are designed to handle specific types of misalignment, such as angular, parallel, or axial misalignment. Choose a coupling that can accommodate the expected misalignment to prevent premature wear and failure.
  • 2. Torque Capacity: Determine the required torque capacity of the coupling to ensure it can transmit the necessary power between the shafts. Consider both the continuous and peak torque loads that the system may experience.
  • 3. Operating Speed: Take into account the rotational speed of the system. High-speed applications may require couplings that can handle the additional centrifugal forces and balance requirements.
  • 4. Temperature Range: Consider the operating temperature range of the system. Select a coupling material that can withstand the temperatures encountered without losing its mechanical properties.
  • 5. Environment and Conditions: Evaluate the environmental conditions where the coupling will be used, such as exposure to moisture, chemicals, dust, or corrosive substances. Choose a coupling material that is compatible with the operating environment.
  • 6. Space Constraints: Assess the available space for the coupling installation. Some couplings have compact designs suitable for applications with limited space.
  • 7. Installation and Maintenance: Consider the ease of installation and maintenance. Some couplings may require special tools or disassembly for maintenance, while others offer quick and simple installation.
  • 8. Torsional Stiffness: Evaluate the torsional stiffness of the coupling. A balance between flexibility and stiffness is essential to prevent excessive torsional vibrations while accommodating misalignment.
  • 9. Shock and Vibration Damping: For applications with high shock loads or vibration, select a coupling with excellent damping characteristics to protect the system from excessive forces.
  • 10. Cost and Budget: Compare the cost of the coupling with the overall budget for the system. Consider the long-term cost implications, including maintenance and replacement expenses.

Ultimately, the choice of a flexible coupling should align with the specific requirements and operating conditions of the system. Consulting with coupling manufacturers or engineering experts can provide valuable insights to ensure the optimal selection of a coupling that enhances system performance, reliability, and efficiency.

China manufacturer Factory Universal Wide Range Flexible Coupling  China manufacturer Factory Universal Wide Range Flexible Coupling
editor by CX 2024-05-13