hydraulic flexible coupling
|PART NO||THREAD E||HOSE BORE||DIMHangZhouONS|
The material are always carbon steel, stainless steel or brass, and the material can be customized.
The surface of the ferrules are smooth, zinc plating or others customized.
|Swaged Metric Fittings||Mertic Flat Seal Fittings|
|Metric Multiseal Fittings|
|Metric 60°Cone Seal Fittings|
|Metric 74°Cone Seal Fittings|
|Metric 24°Cone O-RING Seal L..T Fittings|
|Metric 24°Cone O-RING Seal H.T.Fittings|
|Metric Standpipe Straight Fittings|
|JIS Metric 60°Cone Seal Fitting|
|Swaged British Fittings||BSP O-RING Seal Fittings|
|BSP Flat Seal Fittings|
|BSP Multiseal Fittings|
|BSP 60°Cone Seal Fittings|
|JIS BSP 60°Cone Seal Fittings|
|Swaged American Fittings||SAE O-RING Seal Fittings|
|ORFS Flat Seal Fittings|
|NPSM 60°Cone Seal Fittings|
|JIC 74°Cone Seal Fittings|
|NPT Fittings SAE Flange L.T. Fittiings|
|SAE Flange H.T.Fittings|
|Staplelok Fittings||Banjo Double connection|
|interlock Hose Fittings|
|Ferrule||FERRULE for SAE100R1AT/ EN 853 1SN HOSE|
|FERRULE for SAE100R1A EN 853 1ST HOSE|
|FERRULE for SAE100R2AT/DIN20571 2SN HOSE|
|FERRULE for SAE100R2A/EN 853 2SN HOSE|
|FERRULE for SAE100R1AT-R2AT,EN853 1SN-2SN and EN 857 2SC|
|FERRULE for 4SP,4SH/10-16,R12-06-16 HOSE|
|FERRULE for 4SH,R12/32 HOSE|
|Metric Adapters||Metric Thread O-RING Face Seal Adapters|
|Metric Thread Bite Type Tube Adapters|
|JIS Metric Thread 60°Cone Adapters|
|Metric Thread 74°Cone Flared Tube Adapters|
|British Adapters||BSP Thread 60°Cone Adapters|
|JIS BSP Thread 60°Cone Adapters|
|BSPT Thread Adapters|
|American Adapters||ORFS Adapters JIC 74°Cone Flared Tube Adapters|
|NPT Thread Adapters|
We carries a wide variety of hydraulic hose ferrule fittings in common size,used mainly for crimping hose fittings.More other type ferrule,fitting and hose please feel free to contact with us.
How do flexible couplings handle axial movement in rotating machinery?
Flexible couplings are designed to handle different types of misalignments in rotating machinery, including axial movement or axial misalignment. Axial movement occurs when there is displacement along the axis of rotation, causing one shaft to move closer to or away from the other shaft. Here’s how flexible couplings handle axial movement:
- Sliding Capability: Many flexible couplings, especially those with elastomeric elements or certain designs, can slide along the shafts they connect. This sliding capability allows the coupling to accommodate axial movement without introducing additional stress on the connected components. The elastomeric elements can compress or stretch slightly to absorb the axial displacement.
- Multiple-piece Designs: Some flexible couplings consist of multiple pieces, which allow for axial movement. These designs often have a floating member or a spacer that separates the two shaft-connected components. The floating member can move axially as needed, while still transmitting torque and compensating for other misalignments.
- Double-Cardanic Design: Certain high-performance flexible couplings use a double-cardanic design, allowing for misalignment in multiple directions, including axial movement. This design features two sets of flexible elements that work together to accommodate different misalignments and provide a high degree of flexibility.
It’s important to note that while flexible couplings can handle a certain degree of axial movement, excessive axial misalignment might require a different type of coupling or additional measures to be addressed properly.
During the selection and installation process, it’s essential to consider the application’s axial movement requirements and choose a flexible coupling that can accommodate the expected axial displacement while still providing the desired performance, such as vibration damping, shock absorption, or precision motion control.
What are the factors influencing the thermal performance of a flexible coupling?
The thermal performance of a flexible coupling can be influenced by several factors, including:
- Material Composition: The material used in the construction of the flexible coupling can impact its thermal performance. Different materials have varying thermal conductivity and heat resistance properties, which can affect how well the coupling dissipates heat generated during operation.
- Operating Speed: The rotational speed of the flexible coupling can influence its thermal behavior. Higher speeds can result in increased friction, leading to more heat generation. Couplings designed for high-speed applications often incorporate features to manage and dissipate heat effectively.
- Power Transmission: The amount of power transmitted through the flexible coupling plays a role in its thermal performance. Higher power levels can lead to increased heat generation, and the coupling must be designed to handle and dissipate this heat without compromising its integrity.
- Environmental Conditions: The ambient temperature and surrounding environment can impact the thermal performance of the flexible coupling. In high-temperature environments, the coupling may need to dissipate heat more efficiently to avoid overheating.
- Lubrication: Proper lubrication is essential for managing friction and heat generation within the coupling. Insufficient or inappropriate lubrication can lead to increased wear and heat buildup.
- Design and Geometry: The design and geometry of the flexible coupling can influence its thermal performance. Some coupling designs incorporate features such as cooling fins, ventilation, or heat sinks to enhance heat dissipation.
- Load Distribution: The distribution of loads across the flexible coupling can affect how heat is generated and dissipated. Proper load distribution helps prevent localized heating and reduces the risk of thermal issues.
Manufacturers consider these factors during the design and selection of flexible couplings to ensure they can handle the thermal demands of specific applications. Proper application and maintenance of the flexible coupling are also essential for optimizing its thermal performance and overall efficiency.
Can flexible couplings be used in corrosive or harsh environments?
Yes, flexible couplings can be designed and selected to be used in corrosive or harsh environments. The choice of materials and coatings plays a crucial role in ensuring the coupling’s durability and performance under challenging conditions.
In corrosive environments, it is essential to use materials that can withstand chemical attacks and oxidation. Stainless steel, specifically grades like 316 or 17-4 PH, is commonly chosen for flexible couplings in such situations. Stainless steel offers excellent corrosion resistance, making it suitable for applications where the coupling may come into contact with corrosive substances or moisture.
For certain harsh environments, coupling manufacturers may apply special coatings to enhance the coupling’s corrosion resistance. Examples of coatings include zinc plating, nickel plating, or epoxy coatings. These coatings provide an additional layer of protection against corrosive agents and help extend the coupling’s lifespan.
In environments where the coupling is exposed to contaminants like dust, dirt, or moisture, sealed designs are preferred. Sealed flexible couplings prevent these substances from entering the coupling’s internal components, thus reducing the risk of corrosion and wear. The sealed design also helps to maintain the coupling’s performance over time in challenging conditions.
For harsh environments with high temperatures, flexible couplings made from high-temperature resistant materials, such as certain heat-resistant stainless steels or superalloys, can be used. These materials retain their mechanical properties and corrosion resistance even at elevated temperatures.
For applications where the coupling might encounter chemicals or solvents, it is essential to select a coupling material that is chemically resistant. This prevents degradation and ensures the coupling’s integrity in such environments.
In some cases, where the environment is exceptionally harsh or unique, custom-designed flexible couplings may be necessary. Engineering a coupling to meet the specific demands of the environment ensures optimal performance and reliability.
Consultation with Manufacturers:
When considering flexible couplings for corrosive or harsh environments, it is advisable to consult with coupling manufacturers or engineering experts. They can provide valuable insights and recommend suitable materials, coatings, and designs based on the specific operating conditions.
Flexible couplings can indeed be used in corrosive or harsh environments, provided the appropriate materials, coatings, and designs are chosen. Stainless steel, sealed designs, and special coatings are some of the solutions that enhance the coupling’s corrosion resistance and performance. It is essential to consider the specific environment and application requirements when selecting a flexible coupling to ensure optimal functionality and durability in challenging conditions.
editor by CX 2023-10-20