Product Description

Universal joint: Flanged adapter, universal coupling, dismantling joints. (DN80-600 Flanged adapter&coupling are wide range designing and both P10/16)

For surface treatment, besides Epoxy Resin Powder Coated(Blue color) and cement/biHangZhou(Black color), so far we are the only producer of supplying pipe fittings with Nylon coated in China.
 

 

NO	PART NAME	MATERIAL
1	BODY	DUCTILE IRON GGG400-10
2	PIPE	DUCTILE IRON GGG400-10
3	RETAINER	DUCTILE IRON GGG400-10
4	RING	EPDM/NBR
5	STUD	STEEL ZINCED/DACRO

Company Profile

VORTEX HangZhou PIPE FITTING CO.,LTD. is a large professional manufacturing factory which located in ZheJiang  Province. Our main products as below:
1) Ductile iron Articulated Cable Pipe/Split Pipe(size DN40-400mm)and Accessories,
Our Articulated Cable pipe systerm developed to protect shallow water abrasion and impact protection for Submarine cable.
The APS is suitable for installation and recovery in water depths down to 100M.This APS systerm has been used on various submaine cable shore-ends,cable pipeline crossings and post installation cable protection.
Accessories:such as flange adaptor,dogbone clamp,saddle clamp,interconnect adaptor,and bend restrictor,ect.

2)Ductile iron Pipe and fittings(Size DN80- 2000MM),standards ISO2531 /EN545 /EN598,and Pressure PN10 /PN16 /PN25 /PN40, such as socket and flanged bend,socket and flanged tee,blank flange,taper,as well as welding flanged pipes for drinking water and sewage pipeline.

     2000MM),standards ISO2531 /EN545 /EN598,and Pressure PN10 /PN16 /PN25 /PN40, such as socket and flanged bend,socket and flanged tee,blank flange,taper,as well as welding flanged pipes for drinking water and sewage pipeline.

3)Couplings, such as Flanged adaptor,coupling,dismantling joints and other Viking Johnson type’s fittings(DN80- 2000) for drinking water systerm.

 

4)Valves,such as Resilient seated gate valve,knife gate valve,check valve,air valve,butterfly valve,global valve,Y strainer,Fire Hydrant,ect.

5)SS304/201 repair clamp and ductile iron saddle clamp for DI/pe/pvc pipe and so on.

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Materials Used in Manufacturing Flexible Flange Couplings and Their Impact on Performance

Flexible flange couplings are commonly manufactured using various materials, each offering specific properties that can impact their performance in mechanical power transmission systems. The choice of material depends on factors such as application requirements, operating conditions, torque and speed demands, and environmental considerations. Some of the commonly used materials and their impact on performance are as follows:

1. Elastomeric Materials (Rubber, Polyurethane, etc.): Elastomeric materials like rubber and polyurethane are widely used in flexible flange couplings. These materials provide excellent flexibility, which allows them to handle misalignment and dampen vibrations effectively. They can also absorb shocks and reduce transmission of torsional vibrations between shafts, contributing to smoother operation and reduced wear on connected machinery. However, elastomeric couplings may have limitations in high-temperature or aggressive chemical environments.
2. Metal Alloys (Steel, Stainless Steel, etc.): Metal alloys, such as steel and stainless steel, are preferred when higher torque and load-carrying capacities are required. They offer superior strength and durability, making them suitable for heavy-duty applications. Stainless steel is particularly resistant to corrosion and is often used in harsh or corrosive environments. Metal couplings may not provide as much flexibility as elastomeric ones, but they compensate with higher torque transmission capabilities and increased reliability.
3. Composite Materials (Fiberglass, Carbon Fiber, etc.): Composite materials are gaining popularity in various industries due to their unique combination of properties. They can offer a balance of flexibility and strength, making them suitable for applications where both misalignment accommodation and high torque transmission are necessary. Composite couplings are often lightweight, which can be advantageous for reducing the overall weight of rotating systems.
4. Plastics (Nylon, Delrin, etc.): Plastics are sometimes used in less demanding applications where cost-effectiveness and low friction are essential. While they may not provide the same level of performance as elastomeric or metal couplings, they can still serve adequately in specific settings with lower torque and speed requirements.

The choice of material for flexible flange couplings must consider factors such as application-specific needs, environmental conditions, temperature range, chemical exposure, and maintenance requirements. It is essential to select a coupling material that matches the demands of the application to ensure optimal performance, longevity, and reliability.

Flexibility of Retrofitting Flexible Flange Couplings for Improved Performance

Yes, flexible flange couplings can be retrofitted into existing systems to improve performance. Retrofitting is a cost-effective solution for upgrading older machinery or systems without the need for significant modifications or replacements.

Here are the key points to consider when retrofitting flexible flange couplings:

• Compatibility: Before retrofitting, ensure that the selected flexible flange coupling is compatible with the existing system. Check the dimensions, torque capacity, and other specifications to ensure a proper fit and reliable performance.
• Misalignment Compensation: Flexible flange couplings can accommodate misalignments, making them suitable for retrofitting into systems where misalignments may have occurred over time due to wear and tear or other factors. They can help restore proper alignment and improve system efficiency.
• Vibration Reduction: If the existing system experiences excessive vibrations, retrofitting with flexible flange couplings can help dampen these vibrations and reduce the stress on components, leading to improved overall system performance and reliability.
• Torque Transmission: Flexible flange couplings are designed to transmit high torques, which is beneficial for retrofitting into systems where torque requirements may have increased or changed since the original coupling was installed.
• Installation: Retrofitting should be done carefully and by following the manufacturer’s guidelines. Proper installation ensures that the flexible flange coupling operates as intended and provides the desired performance improvements.
• System Evaluation: Before retrofitting, evaluate the overall system to identify any potential issues that may need to be addressed. Retrofitting with flexible flange couplings can enhance performance, but it’s essential to ensure that other components are in good condition and suitable for continued operation.

Flexible flange couplings offer versatility and adaptability, making them a viable option for retrofitting into various mechanical systems. They can improve the system’s performance, reduce maintenance requirements, and extend the service life of the equipment.

However, it’s advisable to consult with coupling manufacturers or engineering experts to determine the best type and size of flexible flange coupling for the specific retrofitting application. They can provide valuable insights and recommendations to ensure a successful and effective retrofitting process.

Key Design Considerations for Flexible Flange Couplings in Power Transmission Systems

When using flexible flange couplings in power transmission systems, several critical design considerations should be taken into account to ensure optimal performance, reliability, and longevity of the coupling:

• Misalignment Tolerance: One of the primary advantages of flexible flange couplings is their ability to compensate for misalignment between shafts. It is essential to determine the expected magnitude and type of misalignment (angular, parallel, or axial) that the coupling will encounter and select a coupling with appropriate misalignment tolerance.
• Torsional Stiffness: While flexible flange couplings offer some level of compliance to dampen vibrations, excessive torsional flexibility can lead to decreased system stability. Choosing a coupling with the right balance of flexibility and stiffness is crucial for maintaining the desired torsional characteristics.
• Torque Rating: The coupling’s torque rating must match or exceed the maximum torque requirements of the application. It is essential to consider the starting torque, peak torque, and continuous torque to avoid overloading the coupling.
• Speed Rating: The coupling’s speed rating should be suitable for the operating speed of the system. High-speed applications may require couplings designed to withstand higher centrifugal forces.
• Service Environment: Consider the environmental conditions in which the coupling will operate. Factors such as temperature extremes, presence of moisture or chemicals, and exposure to corrosive agents can impact the choice of materials and coatings for the coupling.
• Space Constraints: The available space for the coupling installation may dictate the coupling’s dimensions and design. It is essential to select a compact coupling that fits within the allocated space while maintaining the required performance.
• Material Selection: The choice of material for the flexible element (elastomeric, metallic, or composite) and the flanges should be based on factors such as torque requirements, misalignment compensation, and environmental compatibility.
• Dynamic Balancing: In high-speed applications, dynamic balancing of the coupling can help minimize vibrations and improve the overall system’s reliability and service life.
• Alignment: Although flexible flange couplings can tolerate misalignment, proper initial shaft alignment is still essential to reduce wear and maximize coupling life.
• Load Distribution: Ensure that the coupling distributes the transmitted load evenly between the shafts to prevent localized stress concentration and premature failure.

Conclusion: Selecting the right flexible flange coupling for a power transmission system requires careful consideration of various design parameters. By understanding the application’s requirements and the coupling’s capabilities, engineers can ensure that the coupling will perform optimally and reliably, leading to efficient power transmission and reduced maintenance needs.

editor by CX 2024-02-16