China best Ductile Iron Pipe Fittings Pn16 Epoxy Coating Di Rubber Flexible Joint Flanged Adaptor and Coupling

Product Description

SYI Ductile Iron Compact Dismantling Joints PN10 PN16 PN25 PN40

Description

SYI COMPACT Dismantling Joints, developed by experienced engineers in CHINAMFG in 2571, the newest compact design in the market, more lighter, more easier, and more lower cost.

Material:

Body:Ductile Iron grade 500-7/450-10 in accordance with ISO 1083 or 70-50-05/65-45-12 with ASTM A536

Gasket:Rubber E.P.D.M./NBR/SBR in accordance with EN 681.1

Gland:Ductile Iron grade 500-7/450-10 in accordance with ISO 1083 or 70-50-05/65-45-12 with ASTM A536

Bolts And Nuts:Carbon steel grade 6.8 with galvanization

Flange:PN10 and PN16 drilling in accordance with ISO 7005-2/EN 1092-2

Working Pressure: 16 Bar or 250/350PSI

Fluid Temperature

0°C – 50°C, excluding frost

Coating

External coatings

Internal coatings

liquid epoxy resin painting
epoxy applied by FBE
according to customers’ requirements

liquid epoxy resin painting
epoxy applied by FBE
according to customers’ requirements

Reference Rules:Designed and tested in accordance with EN14525, ANSI/AWWA C219 and EN545

Accessories:gasket, stub(screw) bolts, washer, nuts etc. The accessories for Dismantling Joints are usually supplied by assembled on the body.

 

Feature:
1.For the both ends, adopt Flange connection mode.
2.The overall length of the connection can be adjusted, there is a certain amount of expansion. Generally, the design maximum expansion is 50mm.
3.They could replace the double flange straight pipe during repairing, repairing the original damaged pipe fittings or connecting new pipes, and adjustable length characteristics make them more convenient than flange pipe in the application of construction and installation. They are usually connected adjacent to the valve.
4.The bolt can be directly used for connecting the flange in the pipeline.
5.At the same time, we can also supply half set of bolts, that is, bolts with 50% bolt holes.
It belongs to our new design, which reduce the weight and cost, are more competitive.
Package

Packing: Different package CHINAMFG your request,like wood cases&pallets,ply-wood crates&pallets,steel crates&pallets and etc.

Quality ControlSYI Pipeline regards quality as an essential and integral part of our business success.

Until now, we are ISO9001:2015 TUV, BSI Kitemarked, SGS, BV, FM certified, and UL, WRAS listed. We are the approved supplier to many CHINAMFG known countries and authorities.

Manufacturing “SYI” Brand products has evolved as a mark of quality!

Company


Welcome to send us an inquiry for more details and price!!!

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flexible coupling

Can flexible couplings be used in servo motor and stepper motor applications?

Yes, flexible couplings are commonly used in both servo motor and stepper motor applications. They play a crucial role in connecting the motor shaft to the driven load while compensating for misalignments and providing other essential benefits:

  • Servo Motor Applications: Servo motors require precise motion control and high responsiveness. Flexible couplings are well-suited for servo motor applications because they offer the following advantages:
  • Misalignment Compensation: Servo motors are sensitive to misalignments, which can lead to decreased performance and increased wear. Flexible couplings can accommodate angular, parallel, and axial misalignments, ensuring that the motor and driven load remain properly aligned during operation.
  • Vibration Damping: Flexible couplings help reduce vibrations, which is crucial for servo motor applications that require smooth and precise motion. By absorbing and dissipating vibrations, flexible couplings contribute to the overall stability and accuracy of the system.
  • Backlash Minimization: Some flexible couplings have minimal to no backlash, making them suitable for high-precision servo motor applications where any play or clearance between components could affect performance.
  • High Torque Capacity: Servo motors often require high torque transmission capabilities. Flexible couplings are available in various designs and materials, allowing for the selection of couplings with appropriate torque ratings for specific servo motor applications.
  • Stepper Motor Applications: Stepper motors are commonly used in open-loop control systems where precise positioning is necessary. Flexible couplings are used in stepper motor applications due to the following reasons:
  • Misalignment Tolerance: Stepper motors can experience misalignments, especially in dynamic applications. Flexible couplings can handle misalignments without introducing significant backlash or affecting the stepper motor’s accuracy.
  • Cost-Effectiveness: Flexible couplings are often more cost-effective than other types of couplings, making them a practical choice for stepper motor applications, especially in cases where precision requirements are not as stringent as in servo motor systems.
  • Shock Load Absorption: Some stepper motor applications involve abrupt starts and stops, leading to shock loads. Flexible couplings can absorb these shocks and protect the motor and driven load from damage.
  • Simplicity: Flexible couplings are simple in design and easy to install, making them a popular choice in various stepper motor applications.

Overall, flexible couplings offer valuable benefits in both servo motor and stepper motor applications. They help improve system performance, reduce wear on components, and enhance the overall reliability of the motion control systems they are employed in.

flexible coupling

How does a flexible coupling handle alignment issues in long-distance shaft connections?

In long-distance shaft connections, it is common to encounter alignment issues due to factors such as thermal expansion, foundation settlement, or machinery shifts. Flexible couplings play a crucial role in handling these alignment issues and ensuring efficient power transmission. Here’s how they achieve this:

  • Misalignment Compensation: Flexible couplings are designed to accommodate both angular and parallel misalignments between shafts. When the shafts are not perfectly aligned, the flexibility of the coupling allows it to bend or flex, reducing the transmission of misalignment forces to connected equipment.
  • Reduced Stress on Equipment: By absorbing and compensating for misalignment, flexible couplings reduce the stress and loads imposed on connected machinery. This feature is particularly important in long-distance shaft connections, where misalignment can be more pronounced.
  • Torsional Flexibility: In addition to angular and parallel misalignments, long-distance shaft connections may also experience torsional misalignment. Flexible couplings can handle torsional flexibility, allowing smooth torque transmission even if the connected shafts have slightly different rotational speeds.
  • Vibration Damping: Long-distance shaft connections can be susceptible to vibrations due to the extended span and potential resonance. Flexible couplings help dampen these vibrations, protecting the connected equipment from excessive wear and fatigue.
  • Resilience to Shock Loads: Long-distance shaft connections in industrial settings may experience shock loads due to sudden starts, stops, or equipment malfunctions. Flexible couplings can absorb and dissipate some of these shock loads, safeguarding the connected components.
  • Longevity: By mitigating the effects of misalignment, vibrations, and shock loads, flexible couplings contribute to the longevity of the connected equipment and reduce maintenance and replacement costs over time.

When selecting a flexible coupling for long-distance shaft connections, it is essential to consider factors such as the degree of misalignment, torque requirements, operating conditions, and the environment in which the coupling will be used. Regular inspection and maintenance of the flexible coupling can further enhance its performance and ensure reliable operation in long-distance shaft connections.

flexible coupling

Are there any limitations or disadvantages of using flexible couplings?

While flexible couplings offer numerous advantages, they do come with some limitations and disadvantages that should be considered when selecting them for specific applications. Here are some of the common limitations and disadvantages of using flexible couplings:

  • Torsional Stiffness: Flexible couplings provide some level of torsional flexibility, which is advantageous in many applications. However, in systems that require high precision and minimal angular deflection, the inherent flexibility of the coupling may not be suitable. In such cases, a rigid coupling may be more appropriate.
  • Limitation in High-Torque Applications: While some flexible couplings can handle moderate to high torque levels, they may not be as well-suited for extremely high-torque applications. In such cases, specialized couplings, such as gear couplings, may be required to handle the high torque demands.
  • Temperature Limitations: The performance of certain flexible coupling materials, especially elastomers and plastics, may be affected by extreme temperature conditions. High temperatures can lead to premature wear and reduced lifespan of the coupling, while low temperatures may result in reduced flexibility and potential brittleness.
  • Chemical Compatibility: Certain flexible coupling materials may not be compatible with certain chemicals or substances present in the application’s environment. Exposure to chemicals can cause degradation or corrosion of the coupling material, affecting its performance and lifespan.
  • Installation and Alignment: Flexible couplings require proper installation and alignment to function effectively. If not installed correctly, misalignment issues may persist, leading to premature wear and reduced performance. Aligning the shafts accurately can be time-consuming and may require specialized equipment and expertise.
  • Cost: In some cases, flexible couplings may be more expensive than rigid couplings due to their more complex design and use of specialized materials. However, the cost difference is often justified by the benefits they offer in terms of misalignment compensation and vibration damping.
  • Service Life: The service life of a flexible coupling can vary depending on the application’s conditions and the quality of the coupling. Regular maintenance and timely replacement of worn or damaged parts are essential to ensure the coupling’s longevity and prevent unexpected failures.

Despite these limitations, flexible couplings remain highly valuable components in a wide range of applications, providing efficient torque transmission and compensating for misalignment. Proper selection, installation, and maintenance can help mitigate many of the disadvantages associated with flexible couplings, ensuring their reliable and long-lasting performance in various mechanical systems.

China best Ductile Iron Pipe Fittings Pn16 Epoxy Coating Di Rubber Flexible Joint Flanged Adaptor and Coupling  China best Ductile Iron Pipe Fittings Pn16 Epoxy Coating Di Rubber Flexible Joint Flanged Adaptor and Coupling
editor by CX 2024-05-13

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