Product Description
Universal Wide Range Flexible Ductile Iron Straight Coupling
| MATERIALS | ||
| ITEM | PARTS | MATERIAL |
| 1 | Body | BSEN1563 EN-GJS(QT)-450-10/Carbon Steel |
| 2 | Gland | BSEN1563 EN-GJS(QT)-450-10 |
| 3 | Seals | EPDM/NBR |
| 4 | Fasteners | Stainless Steel/Carbon Steel with Dacromet Coating/GAL Carbon Steel |
| 5 | Coating | Fusion Bonded Epoxy |
| DIMENSIONS(PN10/PN16) | ||||||||||
| DN | RANGE | L | L1 | H | ID | ID1 | OD | N-MSXL1 | BOLT TORQUE | WIGHT(KG) |
| (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (Nm) | ||
| 50 | 59-72 | 188 | 148 | 95 | 72 | 76 | 153 | 4-M12*180 | 55-65 | 4.1 |
| 65 | 72-85 | 188 | 148 | 95 | 85 | 89 | 173 | 4-M12*180 | 55-65 | 4.1 |
| 80 | 88-103 | 188 | 146 | 95 | 103 | 107 | 185 | 4-M12*180 | 55-65 | 4.1 |
| 100 | 109-128 | 188 | 146 | 95 | 127 | 132 | 208 | 4-M12*180 | 55-65 | 4.6 |
| 125 | 138-153 | 198 | 153 | 95 | 158 | 162 | 256 | 4-M12*190 | 55-65 | 8.3 |
| 150 | 159-182 | 198 | 153 | 95 | 182 | 186 | 280 | 4-M12*190 | 55-65 | 8.5 |
| 175 | 189-212 | 233 | 187 | 130 | 211 | 216 | 329 | 4-M12*225 | 55-65 | 9.0 |
| 200 | 218-235 | 233 | 187 | 130 | 234 | 239 | 333 | 4-M12*225 | 55-65 | 10.6 |
| 225 | 242-262 | 233 | 185 | 130 | 261 | 265 | 379 | 6-M12*225 | 55-65 | 14.5 |
| 250 | 272-289 | 233 | 186 | 130 | 288 | 295 | 391 | 6-M12*225 | 55-65 | 15.4 |
| 300 | 315-349 | 233 | 187 | 130 | 349 | 352 | 464 | 6-M12*225 | 55-65 | 20.0 |
| 322-339 | 233 | 187 | 130 | 338 | 345 | 444 | 6-M12*225 | 55-65 | 23.1 | |
| 338-360 | 233 | 187 | 130 | 359 | 366 | 460 | 6-M12*225 | 55-65 | 23.1 | |
| 350 | 351-391 | 250 | 187 | 130 | 390 | 395 | 502 | 10-M12*225 | 55-65 | 26.8 |
| 400 | 400-442 | 250 | 187 | 130 | 441 | 446 | 558 | 10-M12*225 | 55-65 | 31.9 |
| 450 | 455-493 | 250 | 187 | 130 | 492 | 497 | 608 | 10-M12*225 | 55-65 | 36.6 |
| 500 | 500-599 | 250 | 187 | 130 | 598 | 594 | 662 | 10-M12*225 | 55-65 | 40.0 |
| 600 | 600-692 | 250 | 187 | 130 | 691 | 697 | 768 | 10-M12*225 | 55-65 | 42.0 |
| 700 | 708-780 | 250 | 187 | 130 | 779 | 785 | 910 | 10-M12*225 | 55-65 | 45.0 |
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How does a flexible coupling help in power transmission efficiency?
Flexible couplings play a crucial role in improving power transmission efficiency in various mechanical systems. Here are the ways in which flexible couplings contribute to enhanced efficiency:
- Misalignment Compensation: In real-world applications, it is challenging to achieve perfect alignment between shafts due to manufacturing tolerances, thermal expansion, or external forces. Flexible couplings can accommodate both angular and parallel misalignments between the driving and driven shafts. By doing so, they ensure that the torque is transmitted smoothly and efficiently despite misalignment, reducing power losses due to misaligned shafts.
- Vibration Damping: Vibrations in mechanical systems can lead to energy losses and premature wear of components. Flexible couplings with vibration-damping properties can absorb and dampen vibrations generated during operation. By reducing the transmission of vibrations, these couplings help to maintain power transmission efficiency and extend the lifespan of connected equipment.
- Shock Load Absorption: During start-up or sudden changes in operating conditions, equipment may experience shock loads. Flexible couplings are designed to absorb and cushion these shock loads, preventing sudden impacts on the system. By minimizing the shock load’s effect, flexible couplings contribute to smoother power transmission and reduced stress on components.
- Torsional Stiffness: While flexible couplings allow for misalignment compensation, they still exhibit a certain degree of torsional stiffness. This stiffness ensures that the majority of the torque is efficiently transmitted from the driving to the driven shaft, minimizing power losses due to deformation or bending of the coupling.
- Reduced Friction and Wear: Flexible couplings typically have a simple design with fewer moving parts. This simplicity leads to reduced friction and wear compared to more complex coupling types. Lower friction means less energy dissipation, resulting in improved power transmission efficiency.
- Compatibility with Various Applications: Flexible couplings come in a wide range of designs and materials to suit different applications. Whether it’s high-speed machinery, heavy-duty equipment, or precision systems, there are flexible coupling options optimized for each use case. Selecting the appropriate coupling for the specific application ensures efficient power transmission.
In summary, flexible couplings enhance power transmission efficiency by compensating for misalignment, damping vibrations, absorbing shock loads, providing torsional stiffness, reducing friction and wear, and offering compatibility with diverse applications. The combination of these features contributes to improved overall system efficiency and helps optimize the performance of mechanical systems.
Can flexible couplings be used in marine and automotive applications?
Yes, flexible couplings are commonly used in both marine and automotive applications. They offer various advantages that make them suitable for these industries:
- Misalignment Compensation: In marine and automotive systems, there can be misalignments due to factors such as hull flexing in marine vessels or engine movements in vehicles. Flexible couplings can accommodate these misalignments, ensuring efficient power transmission between the engine and the propeller or wheels.
- Vibration Damping: Both marine and automotive environments experience vibrations from engines, propellers, or road conditions. Flexible couplings help dampen these vibrations, reducing wear on components and enhancing the comfort of passengers or crew members.
- Shock Load Absorption: Marine vessels and vehicles can encounter shock loads during operation, especially in rough sea conditions or uneven terrains. Flexible couplings can absorb and dissipate the impact of these shock loads, protecting the drivetrain and transmission components.
- Compact Design: Space is often limited in marine vessels and automotive systems. Flexible couplings come in various compact designs, making them suitable for applications with restricted installation space.
- Corrosion Resistance: Marine environments expose components to corrosive seawater, while automotive systems may encounter exposure to road salt and other corrosive substances. Flexible couplings made from corrosion-resistant materials, such as stainless steel or non-metallic compounds, are ideal for these applications.
- Easy Maintenance: Flexible couplings with self-lubricating features or low maintenance requirements are well-suited for marine and automotive applications, where regular maintenance can be challenging.
- High Torque Capacity: Automotive systems, especially in heavy-duty vehicles, require couplings that can handle high torque levels. Flexible couplings designed for automotive use offer high torque capacity and reliability.
Overall, the adaptability, vibration damping, and misalignment compensation provided by flexible couplings make them suitable for various marine and automotive applications. Whether used in boats, yachts, ships, cars, trucks, or other vehicles, flexible couplings contribute to smooth and reliable power transmission, leading to improved performance and reduced maintenance requirements.
Can flexible couplings handle misalignment between shafts?
Yes, flexible couplings are specifically designed to handle misalignment between shafts in rotating machinery and mechanical systems. Misalignment can occur due to various factors, including installation errors, thermal expansion, manufacturing tolerances, or shaft deflection during operation.
Flexible couplings offer the ability to compensate for different types of misalignment, including:
- Angular Misalignment: When the shafts are not collinear and have an angular offset, flexible couplings can accommodate this misalignment by flexing or twisting, allowing the two shafts to remain connected while transmitting torque smoothly.
- Parallel Misalignment: Parallel misalignment occurs when the two shafts are not perfectly aligned along their axes. Flexible couplings can adjust to this misalignment, ensuring that the shafts remain connected and capable of transmitting power efficiently.
- Axial Misalignment: Axial misalignment, also known as end float or axial displacement, refers to the relative axial movement of the two shafts. Some flexible coupling designs can accommodate axial misalignment, allowing for slight axial movements without disengaging the coupling.
The ability of flexible couplings to handle misalignment is essential in preventing premature wear and failure of the connected equipment. By compensating for misalignment, flexible couplings reduce the stress on the shafts, bearings, and seals, extending the service life of these components and improving overall system reliability.
It is crucial to select the appropriate type of flexible coupling based on the specific misalignment requirements of the application. Different coupling designs offer varying degrees of misalignment compensation, and the choice depends on factors such as the magnitude and type of misalignment, the torque requirements, and the operating environment.
In summary, flexible couplings play a vital role in handling misalignment between shafts, ensuring efficient power transmission and protecting mechanical systems from the adverse effects of misalignment. Their ability to accommodate misalignment makes them indispensable components in various industrial, automotive, aerospace, and marine applications.
editor by CX 2024-04-03