Product Description
90 degree elbow 6000 CHINAMFG flange coupling
PART NO. | FLANGE SIZE | HOSE BORE | DIMENSIONS | |||||
DN | DASH | A | C | D | H | L | ||
87691-08-08 | 1/2″ | 12 | 08 | 41 | 31.7 | 24 | 48 | 7.75 |
87691-12-10 | 3/4″ | 16 | 10 | 56 | 41.3 | 32 | 56 | 8.76 |
87691-12-12 | 3/4″ | 20 | 12 | 66 | 41.3 | 32 | 66 | 8.76 |
87691-16-12 | 1″ | 20 | 12 | 66 | 47.6 | 38 | 69 | 9.53 |
87691-16-16 | 1″ | 25 | 16 | 78 | 47.6 | 38 | 74 | 9.53 |
87691-16-20 | 1″ | 32 | 20 | 80 | 47.6 | 38 | 74 | 9.53 |
87691-20-16 | 1.1/4″ | 25 | 16 | 78 | 54 | 44 | 78 | 10.29 |
87691-20-20 | 1.1/4″ | 32 | 20 | 91 | 54 | 44 | 89 | 10.29 |
87691-24-20 | 1.1/2″ | 32 | 20 | 91 | 63.5 | 51 | 94 | 12.57 |
87691-24-24 | 1.1/2″ | 40 | 24 | 109 | 63.5 | 51 | 108 | 12.57 |
87691-32-24 | 2″ | 40 | 24 | 109 | 79.4 | 67 | 116 | 12.57 |
87691-32-32 | 2″ | 50 | 32 | 131 | 79.4 | 67 | 136 | 12.57 |
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.
Features:
High functionality
Precise design
Durable
Other products:
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 | |
BSPT 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. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Differences Between Rigid and Flexible Flange Coupling Designs
Flange couplings are essential components used in various mechanical systems to connect shafts and transmit power between them. Two common types of flange coupling designs are rigid flange couplings and flexible flange couplings. These designs differ in their construction and performance characteristics:
Rigid Flange Couplings:
Rigid flange couplings are designed to provide a solid and inflexible connection between two shafts. They are suitable for applications where shaft alignment is precise, and no misalignment is expected during operation. The key features of rigid flange couplings include:
- Stiff Construction: Rigid flange couplings are made from robust materials such as steel or aluminum. Their stiffness ensures that there is little to no flexibility, maintaining a solid connection between the shafts.
- No Misalignment Compensation: Rigid flange couplings do not accommodate any misalignment between the shafts. Therefore, proper alignment is crucial during installation to prevent undue stress on the shafts and connected equipment.
- High Torque Transmission: Due to their rigid design, rigid flange couplings offer high torque transmission capabilities, making them suitable for heavy-duty applications with precise alignment requirements.
Flexible Flange Couplings:
Flexible flange couplings, as the name suggests, offer some degree of flexibility and misalignment compensation between the connected shafts. They are used in applications where shaft misalignment, caused by factors like vibration, temperature changes, or minor installation errors, is likely to occur. The key features of flexible flange couplings include:
- Misalignment Compensation: Flexible flange couplings can tolerate angular, parallel, and axial misalignment to some extent. This helps to reduce stress on the connected equipment and enhances the overall performance and lifespan of the system.
- Vibration Dampening: The flexibility of these couplings allows them to dampen vibrations and shocks, making them suitable for systems where vibrations are a concern.
- Reduced Stress on Bearings: Flexible flange couplings can help reduce the stress on bearings and other connected components by absorbing misalignment forces.
When choosing between rigid and flexible flange couplings, it is essential to consider the specific requirements of the application. Rigid flange couplings are best suited for applications with precise alignment, while flexible flange couplings are ideal for systems where some degree of misalignment is expected. The selection process should also take into account factors such as torque capacity, shaft sizes, operating conditions, and maintenance requirements.
In conclusion, the choice between rigid and flexible flange coupling designs depends on the application’s alignment needs and the desired level of misalignment compensation and vibration dampening.
Key Features to Consider When Purchasing a Flange Coupling
When purchasing a flange coupling, it is essential to consider several key features to ensure it meets the specific requirements of your application. Here are the main factors to look for:
- Type of Flange Coupling: There are various types of flange couplings, such as rigid, flexible, and fluid couplings. Choose the type that best suits your application’s needs, considering factors like misalignment compensation, torsional stiffness, and vibration damping.
- Size and Dimensions: Select the flange coupling with the appropriate size and dimensions to fit your shafts and equipment. Consider shaft diameter, coupling length, and any space limitations.
- Material: Flange couplings can be made from various materials, including steel, aluminum, stainless steel, and elastomers. Choose a material that offers the required strength, corrosion resistance, and durability for your operating conditions.
- Torsional Rating: Check the torsional rating of the flange coupling to ensure it can handle the torque requirements of your application without failure or deformation.
- Misalignment Compensation: If your application experiences shaft misalignment, opt for a flexible flange coupling that can accommodate angular, parallel, and axial misalignment to prevent stress on connected equipment.
- Backlash: For precision applications, select a flange coupling with minimal or no backlash to maintain accurate positioning and reduce the effects of mechanical play.
- Operating Speed: Consider the operating speed range of the flange coupling to ensure it can handle the rotational speed requirements without issues like resonance or fatigue.
- Environmental Compatibility: Evaluate the flange coupling’s ability to withstand the environmental conditions of your application, such as temperature, humidity, and exposure to chemicals or corrosive substances.
- Installation and Maintenance: Choose a flange coupling that is easy to install and maintain, as proper installation and periodic maintenance are crucial for optimal performance and longevity.
- Cost and Value: Compare the cost of the flange coupling with its features and performance to ensure you are getting the best value for your investment.
By carefully considering these key features, you can select a flange coupling that not only meets the demands of your application but also ensures reliable and efficient power transmission while minimizing downtime and maintenance costs.
Advantages of Flange Couplings in Mechanical Systems
Flange couplings offer several advantages in mechanical systems, making them a popular choice for connecting shafts in various applications:
- High Torque Transmission: Flange couplings provide a rigid and secure connection between shafts, allowing for efficient transmission of high torque without slippage or power loss.
- Precise Alignment: Proper alignment of flange couplings ensures that the connected shafts are in perfect axial alignment, reducing the risk of excessive bearing loads and increasing the longevity of the machinery.
- Zero Backlash: Flange couplings have no play or free movement between the shafts, resulting in immediate torque transmission and precise motion control, especially in applications requiring precise positioning.
- Robust and Durable: Flange couplings are typically made from high-quality materials such as steel, cast iron, or aluminum, providing excellent durability and resistance to wear and corrosion.
- Wide Range of Sizes and Torque Capacities: Flange couplings are available in various sizes and configurations, allowing them to be used in a wide range of applications with different torque requirements.
- Simple Installation: Installing flange couplings is relatively straightforward, requiring alignment and fastening of the flanges with bolts and nuts.
- Wide Application Range: Flange couplings are used in various industries, including heavy machinery, pumps, compressors, marine propulsion, and power generation equipment.
- Suitable for High-Speed Applications: Flange couplings can handle high rotational speeds, making them suitable for applications requiring high-speed power transmission.
- Minimal Maintenance: Once properly installed, flange couplings require minimal maintenance, reducing downtime and operational costs.
Despite their advantages, flange couplings also have some limitations. They lack the ability to compensate for misalignment like flexible couplings, which can lead to increased stress on bearings and other components if not correctly aligned. Additionally, the rigid nature of flange couplings means they may not be suitable for applications where shaft misalignment is common or where shock and vibration absorption is required.
Overall, flange couplings are a reliable and robust choice for mechanical systems, particularly in applications demanding high torque transmission and precise shaft alignment. Proper installation and maintenance are crucial to ensure optimal performance and longevity of both the coupling and the connected machinery.
editor by CX 2024-03-03