China Best Sales Wide Range Flexible Universal Joint Flange Adaptor Gibault Coupling CHINAMFG Johnson Coupling

Product Description

Universal Coupling / Pipe Coupling/ Gibault Coupling
Range of Size:  1 1/2” – 32” (DN40-800mm)
Pressure : PN10/PN16 

1. Description: 

Universal Couplings offer an easy and economical way of joining pipe- whether the pipe is of the same nominal size and/or type or different at each couplings end .
Universal Couplings will handle most of waterworks couplings needs and are capable of connecting most classes of water pipe.

2. Application : 

*  used for pipe connection .
*  suit for Ductile Iron Pipe, Cast Iron Pipe, Steel, Asbestos Cement Pipe, PE, PVC, HDPE Pipe and etc.
*  Working pressure:  PN10 / PN16
*   Suit for Water, Neutral Liquids and Sewage

3. Features :

*   wide range of tolerance
*   corrosion resistance
*   allow angular deflection of +/- 4°

4. Material Sheet :

4.  List of Sizes :

S/N Size O.D Range Sleeve Length Bolts
  mm mm mm mm
1 DN40 48-60 98 M12x170
2 DN50 59-73 98 M12x170
3 DN65 72-85 98 M12x170
4 DN80 88-103 98 M12x180
5 DN100 96-116 98 M12x180
6 108-120 98 M12x190
7 109-128 98 M12x180
8 DN125 132-146 98 M12x180
9 138-153 98 M12x180
10 DN150 158-172 105 M12x200
11 159-182 110 M12x200
12 DN175 192-210 130 M12x210
13 DN200 198-225 130 M12x210
14 218-235 130 M12x220
15 DN250 242-262 130 M12x220
16 250-267 130 M12x220
17 250-274 130 M12x220
18 272-289 130 M12x220
19 DN300 315-332 130 M12x220
20 322-339 130 M12x220
21 DN350 340-360 130 M12x220
22 351-378 130 M14x230
23 374-391 130 M14x230
24 DN400 390-410 130 M14x220
25 398-430 140 M14x270
26 417-437 130 M14x240
27 425-442 130 M14x240
28 DN450 450-463 130 M14x270
29 455-475 130 M14x270
30 476-500 130 M14x270
31 DN500 500-508 130 M16x270
32 500-533 140 M14x280
33 526-546 130 M14x270
34 DN600 600-630 130 M14x270
35 608-636 130 M14x270
36 630-650 130 M14x270
37 DN700 710-739 155 M16x280
38 DN800 816-842 180 M16x330

4. Project Cases :
 

5. Joint Series :

6. Company Profile :
 

HangZhou CHINAMFG Pipeline Co., Ltd is the professional chinese supplier and exporter of repair clamps and coupling for water lines with working pressure PN10/16 . The range of our products including Universal Coupling, Universal Flange Adaptor, Restraint Coupling, Restraint Flange Adaptor, Step Coupling, Repair Clamps and etc . 
Our product conform the international standard ISO2531, BS EN545 EN598 .
We export to many countries including USA, UK, Spain, Australia, Russia, Indonesia, Singapore, Malaysia and etc. 

7. Certificates : 

8. Contact us :
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flexible flange coupling

Contribution of Flexible Flange Couplings to Noise Reduction and Smooth Operation

Flexible flange couplings play a crucial role in reducing noise and ensuring smooth operation in mechanical power transmission systems. They achieve this through the following mechanisms:

  1. Vibration Damping: One of the primary functions of flexible flange couplings is to dampen vibrations that occur during operation. These couplings utilize materials with inherent damping properties, such as elastomers, to absorb and dissipate vibrations generated by rotating machinery. By reducing vibrations, flexible flange couplings help minimize noise and prevent potential resonance issues that can lead to equipment failure or increased wear.
  2. Misalignment Compensation: Flexible flange couplings are designed to accommodate both angular and axial misalignments between connected shafts. When shafts are misaligned, it can result in uneven forces and vibrations that contribute to noise and mechanical stress. By allowing some degree of misalignment, these couplings prevent rigid transmission of vibrations and reduce the impact of misalignment on connected machinery, resulting in smoother operation.
  3. Shock Absorption: In industrial applications where machinery encounters sudden shocks or impact loads, flexible flange couplings act as shock absorbers. The elastomeric or flexible elements of the couplings can absorb and dissipate energy from shocks, preventing it from propagating through the system. This shock absorption capability helps maintain stable and quieter operation, protecting components from damage caused by sudden loads.
  4. Reduced Backlash: Backlash refers to the slight play or movement that can occur in couplings when the rotational direction changes. Flexible flange couplings often exhibit minimal backlash due to their design and materials. This characteristic results in smoother engagement between the shafts during reversals, reducing noise and preventing jerky movements that could impact equipment performance.
  5. Smooth Torque Transmission: Flexible flange couplings efficiently transmit torque from one shaft to another while allowing for a certain degree of flexibility. This smooth transmission of torque prevents sudden torque spikes that could lead to noise generation and mechanical stresses.

By combining these features, flexible flange couplings contribute significantly to noise reduction and ensuring smooth and reliable operation of rotating machinery. Their ability to absorb vibrations, compensate for misalignments, and dampen shocks makes them essential components in various industrial applications, where noise reduction and smooth operation are critical for performance and safety.

flexible flange coupling

Where to Find Reputable Suppliers or Manufacturers of Flexible Flange Couplings for Your Specific Power Transmission Needs?

When looking for reputable suppliers or manufacturers of flexible flange couplings, consider the following steps:

  1. Online Research: Start by conducting online research to identify companies that specialize in power transmission components, including flexible flange couplings. Look for manufacturers with a strong reputation, positive customer reviews, and a history of delivering high-quality products.
  2. Industry Directories: Industry-specific directories and trade publications often feature listings of suppliers and manufacturers. These directories can be a valuable resource to find companies that offer flexible flange couplings tailored to your industry’s needs.
  3. Trade Shows and Exhibitions: Attend trade shows and exhibitions related to power transmission, where you can meet suppliers in person, examine product samples, and discuss your specific requirements.
  4. Referrals and Recommendations: Seek referrals or recommendations from industry peers, colleagues, or professionals who have experience with flexible flange couplings. Their insights can lead you to reliable suppliers.
  5. Supplier Websites: Visit the websites of potential suppliers to gather detailed information about their products, manufacturing processes, certifications, and capabilities. Look for suppliers with a comprehensive product range and customization options.
  6. Quality and Certifications: Verify if the supplier follows industry standards and has relevant certifications such as ISO, ASME, or API. These certifications demonstrate their commitment to quality and compliance.
  7. Technical Support: Evaluate the technical support and customer service provided by the supplier. A reliable supplier should be responsive to your queries, offer guidance on selecting the right coupling, and provide after-sales support.
  8. Sample and Testing: Request samples of the flexible flange couplings to evaluate their quality and suitability for your application. Some suppliers may also offer testing services to validate the performance of their products.
  9. Price and Delivery: Obtain quotes from multiple suppliers to compare prices, delivery times, and shipping costs. However, prioritize quality and reliability over cost alone.

By following these steps, you can find reputable suppliers or manufacturers that can meet your specific power transmission needs with high-quality flexible flange couplings. Remember to conduct thorough research and consider factors beyond price to ensure you choose a supplier that can provide durable and efficient couplings for your application.

flexible flange coupling

Types of Flexible Flange Couplings in Industrial Applications

Flexible flange couplings come in various designs and configurations to suit different industrial applications. Some of the commonly used types include:

  • 1. Diaphragm Couplings: Diaphragm couplings consist of two flanges with a thin metal diaphragm in between. The diaphragm is designed to flex and move with minimal deformation, allowing for high torsional stiffness and excellent misalignment compensation. They are commonly used in high-speed and high-precision applications, such as pumps, compressors, and servo systems.
  • 2. Disc Couplings: Disc couplings use a series of stainless steel or metallic discs stacked alternately to create flexibility. These couplings can handle high torque, have good misalignment capabilities, and provide excellent vibration damping. They are suitable for applications that require high torque transmission, such as industrial machinery and power generation equipment.
  • 3. Grid Couplings: Grid couplings feature a flexible grid element made of spring steel or elastomeric material between the flanges. The grid provides flexibility while maintaining high torsional rigidity. These couplings are widely used in industries like material handling, conveyors, and pumps.
  • 4. Elastomeric Couplings: Elastomeric couplings use a rubber or elastomeric material as the flexible element. They are highly efficient in dampening vibrations and can accommodate misalignment. Elastomeric couplings find applications in various industries, including HVAC systems, marine equipment, and conveyor systems.
  • 5. Tyre Couplings: Tyre couplings have a flexible tyre-like element made of rubber between the flanges. They offer good shock absorption, compensate for misalignment, and reduce vibrations. These couplings are commonly used in heavy-duty applications, such as mining equipment and steel rolling mills.
  • 6. Oldham Couplings: Oldham couplings use three discs – two outer discs with radial slots and an intermediate disc with perpendicular slots. The intermediate disc slides between the outer discs, providing flexibility and misalignment compensation. They are ideal for transmitting torque between shafts with limited parallel misalignment and are used in printing machines, textile equipment, and robotics.

Conclusion: The selection of a specific type of flexible flange coupling depends on the requirements of the industrial application, including the amount of misalignment, torque transmission, speed, and the need for vibration dampening. Each type of coupling offers unique advantages, making them suitable for various industrial setups where reliable and flexible power transmission is essential.

China Best Sales Wide Range Flexible Universal Joint Flange Adaptor Gibault Coupling CHINAMFG Johnson Coupling  China Best Sales Wide Range Flexible Universal Joint Flange Adaptor Gibault Coupling CHINAMFG Johnson Coupling
editor by CX 2024-04-22

flexible flange coupling

As one of leading flexible flange coupling manufacturers, suppliers and exporters of products, We offer flexible flange coupling and many other products.

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