Product Description

EN454 Ductile Iron Pipe Sleeve coupling pipe fittings

Details

ITEM DESCRIPTION 
Universal Coupling Center Sleeve GGG50
End Ring GJS500-7
Rubber Seal EPDM
Bolt  Dacromet Coated Steel/Stainless steel
Washer Dacromet Coated Steel/Stainless steel
 Nut Dacromet Coated Steel/Stainless steel
Pressure PN16
Coating Blue FBE Coated

Packing

Company information
HangZhou Shungji Technology Industry Co., Ltd. (SHJ) is a professional company that provides high-quality casting and forging product services for the fluid pipeline industry. Since its establishment in 2001, SHJ has been trusted by customers for many years due to its honest business philosophy, high-quality products and services, and a technical team with over 30 years of casting experience. Today, our customers have spread to multiple countries in Europe, the America, and Australia, including leading companies in the fluid industry with a century of history.

To this day, SHJ still implements dual development of casting and forging products to meet the needs of its customers. Our main products include ductile iron pipe fittings (elbows, tees, reducers, detachable pipe joints, elevators, etc.), ductile iron flanges, ductile iron valves (butterfly valves, ball valves, etc.), forged steel flanges, butt welded pipe fittings, etc.

SHJ is your guarantee of quality!

Other products

FAQ

Q: What are your payment terms?

A: T/T (50% TT in advance, the rest 50% will be paid before delivery), L/C at sight

Q: Can you make the product as per client’s requirement?

A: Yes, we can make it with your exact requirement

Q: Where is your nearest loading port?

A: HangZhou, China.

Q: How can you guarantee the quality or any warranty?

A: If any quality problems occured, you can contact us and we will handle it as consumer’s requests. 

Q: Do you accept small quantity order?

A: Yes, you can order few sets to test. 

Q: Can we choose different material.

A: Yes, the material can be chose according to your requirement.

Q: What is your shipment and delivery time?

A: By sea or train. Normally 25-70 Days for delivery, according to your order quantity.

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sleeve coupling

Are there Specialized Sleeve Couplings for High-Speed or Heavy-Duty Applications?

Yes, there are specialized sleeve couplings designed to meet the demands of high-speed or heavy-duty applications. These specialized couplings are engineered with specific features and materials to ensure reliable performance under challenging conditions. Here’s how sleeve couplings cater to high-speed and heavy-duty applications:

  • High-Speed Applications: In high-speed applications, rotational speeds can be significantly higher, which poses challenges related to balance, vibration, and centrifugal forces. Sleeve couplings for high-speed applications are designed with features like high precision machining, dynamic balancing, advanced materials, and effective lubrication.
  • Heavy-Duty Applications: Heavy-duty applications involve transmitting high torque or handling substantial loads. In such cases, sleeve couplings are designed with features like high torque capacity, sturdy construction, enhanced lubrication, and customization options.

It’s important to note that not all sleeve couplings are suitable for high-speed or heavy-duty applications. Engineers and designers must carefully consider the application’s requirements and select a sleeve coupling that matches the desired speed, torque capacity, and load-bearing capabilities.

Specialized sleeve couplings for high-speed and heavy-duty applications are available from reputable coupling manufacturers. These manufacturers often provide detailed technical specifications and application guidelines to assist engineers in choosing the right coupling for their specific needs.

sleeve coupling

How do Sleeve Couplings Ensure Proper Torque Transmission and Minimize Power Loss?

Sleeve couplings ensure proper torque transmission and minimize power loss through their simple yet effective design. The key features that enable this are:

  • Frictional Grip: Sleeve couplings utilize frictional grip between the inner and outer sleeves to transmit torque. When the coupling is tightened around the shafts, the frictional forces ensure a solid connection, allowing torque to be efficiently transferred from one shaft to the other.
  • Tight Fit: Sleeve couplings are designed to have a tight fit around the shafts they connect. This close fit minimizes play or backlash, ensuring that the torque is transmitted accurately without any rotational lag.
  • Material Selection: The material used in the construction of sleeve couplings is chosen to optimize torque transmission and minimize power loss. Commonly used materials like steel or aluminum have excellent mechanical properties, providing high strength and rigidity, which contribute to efficient torque transfer.
  • Non-Slipping Design: The non-slipping design of sleeve couplings prevents relative movement between the shaft and the coupling during operation. This design feature ensures that the torque applied to one end of the coupling is instantaneously transferred to the other end without any energy loss due to slippage.
  • Torsional Flexibility: Sleeve couplings offer some degree of torsional flexibility, allowing them to accommodate small misalignments and angular deflections between the shafts. This flexibility helps prevent stress concentration and mechanical wear, further minimizing power losses.
  • Efficient Contact Area: The contact area between the shaft and the inner bore of the sleeve is maximized, providing an efficient torque transfer path. This ensures that the coupling can handle the rated torque without causing excessive stress on the shafts or coupling itself.

By combining these design features, sleeve couplings offer a reliable and efficient means of torque transmission. The absence of complex moving parts in sleeve couplings reduces friction and mechanical losses, resulting in minimal power loss during operation. Additionally, their simple design and ease of installation contribute to their overall efficiency and effectiveness in various mechanical power transmission applications.

sleeve coupling

How do you Select the Appropriate Sleeve Coupling for Specific Shaft Connections?

Choosing the right sleeve coupling for specific shaft connections involves considering several critical factors to ensure optimal performance and reliability. Here’s a step-by-step guide to help you select the appropriate sleeve coupling:

  1. Shaft Diameter and Size:

    Start by determining the diameters and sizes of the shafts that need to be connected. Measure the outer diameter of each shaft accurately, as this will determine the inner diameter of the sleeve coupling required.

  2. Shaft Misalignment:

    Assess the level of misalignment between the shafts. If there is minimal misalignment, a standard sleeve coupling may be sufficient. For applications with angular misalignment, consider using a spacer sleeve coupling or a flanged sleeve coupling with improved alignment capabilities.

  3. Torque Requirements:

    Determine the amount of torque that the coupling needs to transmit between the shafts. Ensure that the selected sleeve coupling can handle the torque requirements without exceeding its rated limits.

  4. Operating Speed:

    Consider the speed at which the connected machinery operates. For high-speed applications, flanged sleeve couplings with enhanced radial stiffness are preferable to minimize vibration and ensure smooth operation.

  5. Environmental Conditions:

    Evaluate the operating environment to identify potential challenges such as temperature extremes, exposure to chemicals, or the presence of dust or debris. Choose a sleeve coupling material that can withstand the specific environmental conditions and resist corrosion or wear.

  6. Installation Space and Accessibility:

    Assess the installation space and accessibility around the shafts. If the installation space is limited or the shafts cannot be easily disconnected, consider using split sleeve couplings for easier maintenance and installation.

  7. Cost and Budget:

    Take into account the budget and cost constraints for your project. While standard sleeve couplings are generally the most cost-effective option, investing in a higher-quality coupling may be beneficial for critical applications with specific requirements.

By carefully evaluating these factors, you can determine the appropriate sleeve coupling type and size that matches your specific shaft connections. It is crucial to consult with coupling manufacturers or suppliers to get expert advice and ensure that the selected coupling meets the performance requirements of your application. Proper coupling selection will lead to efficient power transmission, reduced maintenance, and prolonged equipment lifespan in your mechanical system.

China Best Sales En454 Ductile Iron Pipe Sleeve Coupling Pipe Fittings  China Best Sales En454 Ductile Iron Pipe Sleeve Coupling Pipe Fittings
editor by CX 2024-03-27