China Best Sales Ductile Iron Rigid or Flexible Coupling

Product Description

 

CDU Ring Coupling
Construction:This coupling consists of shell, sealing rubber ring, bolt, nut, groove.
Working pressure:1.6-4.0Mpa/6.4Mpa/10Mpa/1.0-2.5Mpa
Feature:1.easy to install, easy to disassemble, and 5-10 times higher work efficiency.2.The connection is flexible, effectively reduce mechanical vibration, and the seismic effect is excellent.3.It can rotate 360 degrees around the tube axis and adjust the wear surface easily.4.The sequence of pipe rows is arbitrary, and can be constructed head-to-head or separately.5.Wear resistance, corrosion resistance, long service life.
Applications:High pressure pipe system for underground coal mine, high pressure pipe system for industrial and mining, fire fighting pipe system for high-rise buildings.
Product standard:GB/T 8260-2008,GB/T 5135.11-2006.

 

KRJ shoulder Coupling
Construction:This coupling consists of shell, sealing rubber ring, bolt, nut, groove.
Working pressure:10Mpa/6.4Mpa/4Mpa/2.5Mpa/1.6Mpa.
Feature:Has a self-sealing effect.Reliable performance and easy installation.
Applications:Common pressure pipe system for underground coal mine, common pressure pipe system for industrial and mining, high-rise building fire pipe system.
Product standard:GB/T 8260-2008,GB/T 5135.11-2006.

 

 

KRH short  Coupling
Construction:This coupling consists of shell, sealing rubber ring, bolt, nut, groove.
Working pressure:1.0-10Mpa/1.0-2.5Mpa/1.0-1.6Mpa
Feature:Has a self-sealing effect.Reliable performance and easy installation.
Applications:Common pressure pipe system for underground coal mine, common pressure pipe system for industrial and mining, high-rise building fire pipe system.
Product standard:GB/T 8260-2008,GB/T 5135.11-2006.

 

 

Grooved Flexible High Pressure Coupling
Construction:This coupling consists of shell, sealing rubber ring, bolt, nut, groove.
Size range:33~325mm
Working pressure:10Mpa
Feature:
1.Flexible connection, strong adaptability, can provide 0~4 degrees of deflection Angle.
               2.It has the function of shock absorption and heat expansion and contraction.
               3.The joint surface can be hot-dip galvanized or plasticized.
Applications:High pressure pipe system for underground coal mine, high pressure pipe system for industrial and mining, fire fighting pipe system for high-rise buildings.
Product standard:GB/T 8260-2008,GB/T 5135.11-2006.

 

 

FAQ

Q1. What is your terms of packing?

A: Generally, we pack our goods in neutral white wearable woven bags. If you have legally registered patent, 
we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages 
before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q4. How about your delivery time?
A: Generally, it will take 20 to 60 days after receiving your advance payment. The specific delivery time depends 
on the items and the quantity of your order.
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fluid coupling

Suitability of Oil Couplings for High-Temperature Environments

Oil couplings are generally suitable for applications involving high-temperature environments, provided certain considerations are taken into account:

  • Oil Selection: Choose an oil with a high temperature resistance and appropriate viscosity for the anticipated operating temperature range.
  • Oil Degradation: High temperatures can accelerate oil degradation, so regular oil analysis and maintenance are essential to monitor and replace degraded oil.
  • Sealing and Contamination: Ensure the coupling is properly sealed to prevent oil leakage and contamination, which can lead to overheating.
  • Material Compatibility: Verify that the materials used in the coupling can withstand the elevated temperatures without compromising structural integrity.
  • Cooling Methods: Consider implementing cooling mechanisms, such as forced air or cooling jackets, to dissipate excess heat.
  • Operating Conditions: Evaluate the duration and frequency of high-temperature operation and factor in any temperature fluctuations.

When appropriately designed, maintained, and monitored, oil couplings can effectively operate in high-temperature environments, providing reliable power transmission and torque conversion.

fluid coupling

Applications of Oil Couplings in Various Industries

Oil couplings find applications in a wide range of industries where their unique features are advantageous. Some common examples include:

  • Marine Industry: Oil couplings are often used in marine propulsion systems to transmit power from engines to propellers. Their ability to handle variable speeds and torque fluctuations makes them suitable for marine vessels.
  • Mining and Heavy Machinery: In large mining equipment and heavy machinery, oil couplings can efficiently transfer power between engines and drivetrain components, allowing for smooth operation in challenging conditions.
  • Industrial Manufacturing: Oil couplings are used in various manufacturing processes where precise control of speed and torque is essential. Their ability to provide gradual startup and dampening of shock loads is beneficial in these environments.
  • Power Generation: Oil couplings are utilized in power generation equipment, such as generators and turbines. They help maintain consistent power output even when load and speed vary.
  • Pumping Systems: Oil couplings are employed in pumping systems where variable flow rates and pressure conditions are common. Their adaptability to changing conditions ensures efficient pump operation.
  • Construction Equipment: Construction machinery, such as cranes and excavators, can benefit from oil couplings’ ability to handle varying loads and speeds, ensuring safe and controlled operation.

These are just a few examples of the diverse industries where oil couplings play a crucial role in ensuring efficient and reliable power transmission under varying conditions.

fluid coupling

Oil Couplings: Definition and Applications

An oil coupling, also known as a hydrodynamic coupling or fluid coupling, is a mechanical device used to transmit power between two rotating shafts while allowing for controlled slip and torque multiplication. It operates based on the principle of fluid dynamics and is commonly used in various applications:

1. Automotive Industry: Oil couplings are used in automatic transmissions to connect the engine’s torque output to the transmission, enabling smooth shifting and gradual power delivery.

2. Industrial Machinery: They are employed in industrial equipment like conveyors, crushers, and mixers, where gradual startup and overload protection are necessary.

3. Mining and Material Handling: Oil couplings facilitate soft start and controlled acceleration in heavy-duty applications, reducing stress on machinery and improving efficiency.

4. Power Generation: They are used in power plants to connect turbines and generators, providing a cushioned startup and load adjustment.

5. Marine Applications: Oil couplings are used in ship propulsion systems to smoothly transmit power from engines to propellers, ensuring gradual acceleration.

6. Pumps and Compressors: They are utilized in pumps and compressors to ensure smooth operation during startup and to protect the equipment from sudden load changes.

7. Construction Equipment: Oil couplings are found in equipment like cranes, excavators, and loaders, providing controlled power transmission and preventing shock loads.

8. Wind Turbines: In wind turbines, oil couplings connect the blades and the generator, allowing the turbine to start up gradually and adjust to wind conditions.

9. Agricultural Machinery: They are used in tractors and other agricultural equipment to provide smooth engagement of power between the engine and the transmission.

Oil couplings work by using a fluid-filled chamber to transfer torque. The fluid’s viscosity creates resistance, allowing controlled slippage and torque multiplication as needed. This makes them useful in applications where shock loads and abrupt changes in torque can cause damage. Their ability to provide gradual startup and controlled power transmission makes them valuable in various industries.

China Best Sales Ductile Iron Rigid or Flexible Coupling  China Best Sales Ductile Iron Rigid or Flexible Coupling
editor by CX 2024-05-14


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