Product Description
UL/FM/CE Fire-Protection Ductile Iron Grooved Pipe Fitting Flexible Coupling
Ductile iron grooved pipe fittings and couplings (FM and UL approved) mainly including 2 kinds of grooved products: (1) the pipe fittings function on connecting and sealing such as rigid coupling, flexible coupling, mechanical tee and grooved flange, (2) the pipe fittings function on connecting and transition such as bend, tee, cross, reducer.
Specifications
| Name | Rigid coupling, Flexible coupling, 90° Elbow, 45° Elbow, 22.5° Elbow, 11.25° Elbow, Split Flange, Adaptor Flange, Cap | |
| Tee, Reducing Tee(Grooved/Threaded), Mechnical Tee(Grooved/Threaded), U-bolted Mechnical Tee | ||
| Cross, Reducing Cross(Grooved/Threaded), Mechnical Cross(Grooved/Threaded) | ||
| Reducer(Grooved/Threaded), Grooved Eccentric Reducer | ||
| H.S. CODE | 735710000 | |
| Technology | Casting | |
| Connections | Grooved-Thread End, Grooved End | |
| Pressure Rate | 300PSI / 2.07MPa | |
| Size | 1” – 12” | |
| Pipe O.D. | 33.7MM – 323.9MM | |
| Surface Finish | Epoxy Powder,Painting,Galvanization,Dacromet (in Red/Orange/Blue/White Color) | |
| Design Standard | American Standard | ANSI/ASTM |
| European Standard | EN | |
| British Standard | BS | |
| Germany Standard | DIN | |
| Japanese Standard | JIS | |
| ISO Standard | ISO | |
| Thread Standard | ASME B.1.20.1 / EN15716 / DIN2999 / ISO7-1 / ISO228 / IS554 / BS EN15716 / BS 21.173 | |
| Material Standard | Ductile Iron confirms to ASTM A-536 Gr65-45-12,EN1563,JIS G5502,QT450-12 | |
| Gasket Material | EPDM,NBR or Silicon Rubber | |
| Bolts & Nuts | ISO 898-1class 8.8 | |
| Flanges Standard | PN series or Class series | |
| Packages | Plywood Cases or Plywood Pallets or Boxes | |
| Application | Fire Fighting System,Petrochemical & Gas Industry,Chemical,Machinery,Electric Power,Construction Water Works,Valve Industry,etc. | |
| Advantages | High Quality + Ready Stock + Faster Delivery + Customized | |
| Brand | LMP | |
| Certificate | ISO9001,API,CE,UL/FM | |
Company Profile
We are a leading manufacturer of pipe fittings and valves establised in 1996
1. We have over 20 years experience in exporting pipeline products.
2. 5 factories,complete 100+ projects every year.
3. Your 1 more good choice for better customer service.
Factory and Packing
FAQ
Q1:What certificate do you have?
A: We have ISO 9001, CE certificate.
Q2. Can I get free samples?
A: Yes, The free samples can be offered for free.
Q3. Can I have my own Logo on the product?
A: Yes, Simple logo design is available based on not small order quantity.
Q4: Can I have my own customized product?
A: Yes, your customized requirements for color, size, mark, etc.
Q5: Can you produce the products according to my own drawing?
A: Yes, we can produce the products according to your drawing.
Q6: How long is your delivery time?
A: Generally it is about 30-45days depends on the order quantity.
Q7:What’s your product range?
A:Forged Pipe Fitting,Butt welding Pipe Fitting,Pipe Clamps,Ductile Iron Groove Pipe Fitting,OEM Parts,Valves
Certification
Contact
HangZhou CHINAMFG Industrial Co., Ltd.
/* 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
Specialized Flexible Flange Couplings for High-Torque or High-Speed Applications
Yes, there are specialized flexible flange couplings designed specifically for high-torque or high-speed applications. These couplings are engineered to meet the specific demands of such industrial scenarios, where torque and speed requirements are elevated. Here are some key features and design considerations of these specialized couplings:
- High-Torque Capacity: Couplings for high-torque applications are constructed with robust materials and enhanced structural integrity to withstand the increased torque loads. They may incorporate larger and thicker flanges, as well as heavy-duty flexible elements such as metallic or composite discs. These elements help transmit and distribute torque efficiently while minimizing the risk of fatigue or failure.
- High-Speed Capabilities: In high-speed applications, dynamic balance is crucial to prevent vibration and resonance issues. Specialized couplings for high-speed scenarios are meticulously balanced during the manufacturing process to ensure smooth operation at elevated rotational speeds. Additionally, low weight and aerodynamic design may be implemented to minimize rotational inertia and reduce centrifugal forces.
- Temperature Resistance: High-torque and high-speed applications can generate considerable heat due to friction and mechanical forces. Therefore, specialized flexible flange couplings for such scenarios are often constructed from materials with high-temperature resistance. Metallic alloys or advanced polymers with excellent thermal properties are common choices to maintain performance and integrity under elevated temperatures.
- Customizable Designs: Manufacturers of flexible flange couplings often offer customization options to tailor the coupling’s specifications for unique high-torque or high-speed requirements. This customization may involve selecting specific materials, flange sizes, or incorporating additional features like cooling fins or heat dissipation mechanisms.
- Torsional Stiffness: While flexible couplings are known for their ability to accommodate misalignments, specialized high-torque couplings strike a balance between flexibility and torsional stiffness. The coupling should be flexible enough to handle misalignments while providing the necessary torsional stiffness to ensure accurate torque transmission.
Overall, these specialized flexible flange couplings are engineered to deliver reliable and efficient performance in challenging high-torque or high-speed applications. They ensure smooth power transmission, minimize vibrations, and protect connected equipment from excessive mechanical stress, ultimately enhancing the safety and productivity of the machinery they serve.
Standard Sizes and Specifications of Flexible Flange Couplings
Flexible flange couplings come in various sizes and specifications to accommodate different applications and torque requirements. The specific sizes and specifications may vary depending on the manufacturer and the intended use. However, there are some common standard sizes and specifications available in the market:
- Coupling Size: Flexible flange couplings are available in a range of sizes, typically measured in millimeters (mm) or inches (in). Common sizes include diameters ranging from a few millimeters to several hundred millimeters, catering to different shaft diameters.
- Torque Capacity: The torque capacity of flexible flange couplings can vary widely. Couplings with higher torque capacities are used in heavy-duty applications, while those with lower torque capacities are suitable for smaller, less demanding systems.
- Material: Flexible flange couplings can be made from various materials, including steel, aluminum, and stainless steel. The choice of material depends on factors such as the application environment, torque requirements, and the need for corrosion resistance.
- Number of Flanges: Flexible flange couplings typically have two flanges to connect two shafts. However, some designs may have more flanges to provide additional stability and alignment support.
- Flexibility: The flexibility of the coupling is crucial for accommodating misalignment. The amount of angular, axial, and parallel misalignment that the coupling can handle should be considered during the selection process.
- Operating Temperature: The temperature range within which the coupling can operate effectively should be specified. High-temperature applications may require couplings with special materials or heat-resistant designs.
- Speed Rating: Flexible flange couplings are rated for specific rotational speeds. It’s essential to ensure that the selected coupling can handle the required speed without causing vibration or premature wear.
- Backlash: Some couplings are designed to have minimal or zero backlash, which is crucial for applications requiring precise motion transfer, while others may allow for some level of backlash.
- Installation Method: The method of installation can vary between different flexible flange coupling designs. Some may require set screws or clamping elements, while others may have keyways or other attachment methods.
It’s important to consult the manufacturer’s datasheets and technical specifications to find the exact sizes and specifications of flexible flange couplings available from different suppliers. Additionally, considering the specific requirements of the application and seeking expert advice can help in selecting the right flexible flange coupling for optimal performance and longevity in the mechanical power transmission system.
Selecting the Right Flexible Flange Coupling for Specific Machinery or Equipment
Choosing the appropriate flexible flange coupling involves considering several factors to ensure optimal performance and longevity. Here are the key steps to guide the selection process:
- Load and Torque Requirements: Determine the maximum torque and load that the coupling will experience during operation. Select a coupling that can handle these loads without exceeding its rated capacity.
- Misalignment Compensation: Assess the expected misalignment between the shafts. Different coupling types have varying degrees of misalignment capabilities, such as angular, parallel, and axial misalignment. Choose a coupling that can accommodate the specific misalignment in your application.
- Speed: Consider the rotational speed of the machinery or equipment. High-speed applications may require couplings with good balance and vibration-damping properties to avoid resonance and ensure smooth operation.
- Vibration Damping: Evaluate the level of vibration present in the system. If vibration damping is critical, elastomeric couplings or disc couplings may be more suitable choices.
- Space Constraints: Take into account the available space for the coupling. Some couplings have a compact design, making them suitable for tight spaces.
- Environmental Factors: Consider the operating environment, including temperature, humidity, and exposure to chemicals or contaminants. Choose a coupling material that can withstand these conditions without corrosion or degradation.
- Serviceability: Assess the ease of installation and maintenance. Some couplings allow for easy replacement without disassembling the connected machinery.
- Cost: Compare the cost of different coupling options and balance it with the required performance and reliability for your application.
Conclusion: Properly selecting a flexible flange coupling involves understanding the specific requirements of the machinery or equipment, as well as the operating conditions it will be subjected to. By considering factors such as load, misalignment, speed, and environmental conditions, you can make an informed decision and choose the right coupling that ensures efficient power transmission and minimizes the risk of premature failure.
editor by CX 2024-05-14