China Professional OEM Ductile Cast Iron En545 Fitting Connector Universal Wide Range Flange Coupling flange coupling

Product Description

Ductile Cast Iron En545 Fitting Connector Universal Wide Range Flange Coupling

 

Product Parameters

 

Material Ductile iron grade 500-7/ 450-10 in accordance with ISO 1083
Standard EN545, EN598, ISO2531, BS4772, AWWA C110, AWWA C153, GB/T13295
Certificate ISO9001, ISO14001, SGS,WRAS
Test In accordance with ISO 2531 / EN 545 / EN598 and 100% water pressure test
Connection DIN2576, BS4504 PN16, ANSI B16.5
Flange Drilling PN10 / PN16 / PN25 according to BS4504
Internal Lining Cement, conform to ISO4179/ Fishon Bonded Epoxy (FBE)
External coating Zinc + BiHangZhou, conform to ISO8179/ Fishon Bonded Epoxy (FBE)/ Epoxy/ BiHangZhou
Usage Jointed by the bolts, nuts and sealed by the gaskets
Note the gaskets, bolts & nuts are supplied respectively as your special requirement

 

Product Description

 

——RELATED  PRODUCTS——

Company Profile

ZheJiang CHINAMFG COMMERCIAL CO.,LTD (hereinafter referred to as the “DEKO group”), the company is located in China’s “Land of Casting” -ZheJiang province, we are engaged in the wholesale, retail, research and development and sales of products for the integration of import and export company and we assembled fist-class factories in domestic, using the most advanced production facilities and technology to provide the best quality for our customers, DEKO groups products has been covered in the municipal engineering projects, drainage system, constructions, fire control system and urban public facilities related products, such as Cast Pipe,Pipe Fitting,Valve, Manhole cover, Hardware products, Aluminum die casting, Aluminium profile, Public Illumination,Urban Furnishing,Flange and Pipe Repair Clamps etc., CHINAMFG group has been undertaking some domestic and foreign projects every year round and has always been praised by our customers. At present our products have been exported to Europe, South America,Africa, Asia, Middle East and Southeast Asia etc.

DEKO group adhering to the”first-class brand,first-class service”purpose, to keep improving product quality as the basis and advancing with the times, providing high quality, high standard products to our customers, CHINAMFG group will develop into a”first-class products,first-class quality,first-class service”global company in future.

Q. Do you accept OEM service?
A: Yes, we do.

Q. Can I get free samples?
A: Yes, And you only need to bear the delivery costs, if the samples are not too big.

Q.What information should I let you know if I want to get a quotation?
A: Size, design standard, material, package, Quantities, etc…

Q.How can you assure your quality?
A:We have equipped the modern quality control system as well as our quality engineer always check step by step from mold ,production before shipment.

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flange coupling

Proper Installation and Alignment of Flange Couplings

Installing and aligning a flange coupling properly is crucial to ensure its optimal performance and to prevent premature wear or failure. Here are the steps to follow for a successful installation:

  1. Prepare the Components: Before starting the installation, ensure that all the components, including the flange coupling, shafts, and fasteners, are clean and free from dirt or debris. Inspect the coupling for any visible damage or defects.
  2. Check Shaft Alignment: Verify the alignment of the shafts before installing the flange coupling. Misalignment can lead to increased stresses on the coupling and other connected equipment.
  3. Use Proper Lubrication: Apply the recommended lubricant to the contact surfaces of the flange coupling. Proper lubrication reduces friction and wear, enhancing the coupling’s lifespan.
  4. Align the Flange Coupling: Position the flange coupling between the shafts and ensure that the bolt holes are aligned with the corresponding holes in the shafts.
  5. Insert Fasteners: Insert the bolts or screws through the bolt holes and hand-tighten them. Avoid fully tightening any fasteners at this stage.
  6. Check Runout: Measure the runout of the coupling during rotation to verify that it is within acceptable limits. Excessive runout indicates a misaligned coupling.
  7. Properly Torque Fasteners: Using a torque wrench, tighten the fasteners in a cross-pattern to the manufacturer’s recommended torque values. This ensures even distribution of the load and prevents distortion of the flange coupling.
  8. Recheck Alignment: After torquing the fasteners, recheck the shaft alignment to ensure it has not shifted during the tightening process.
  9. Inspect the Assembly: Conduct a final visual inspection of the installed flange coupling and surrounding components to verify that everything is properly aligned and secured.
  10. Perform Test Run: Run the equipment with the newly installed flange coupling under no-load conditions initially to check for any unusual vibrations or noises.
  11. Monitor Performance: During the initial operation and throughout regular use, monitor the flange coupling’s performance and check for signs of wear, misalignment, or other issues.

Professional Installation: If you are unsure about the installation process or need to install a flange coupling in a complex system, consider seeking assistance from a qualified professional or coupling manufacturer’s technical support team. Proper installation is essential for ensuring the long-term reliability and performance of the flange coupling and the connected equipment.

flange coupling

Can Flange Couplings Be Used in Heavy-Duty Applications Such as Mining and Construction?

Yes, flange couplings can be used in heavy-duty applications such as mining and construction, where they are often employed to transmit power between large machinery and equipment. Flange couplings are designed to handle high torque and axial loads, making them suitable for these demanding industries. Here are some reasons why flange couplings are well-suited for heavy-duty applications:

1. High Load Capacity: Flange couplings are engineered to provide high load-carrying capacity, making them ideal for heavy machinery used in mining and construction. They can efficiently transfer power between components with large torque requirements, such as conveyors, crushers, and excavators.

2. Tolerance to Misalignment: Heavy-duty equipment may experience misalignment due to uneven loading, vibrations, or other factors. Flange couplings can accommodate certain degrees of misalignment, reducing stress on connected components and preventing premature wear or failure.

3. Durability and Strength: In mining and construction, equipment is subjected to harsh conditions, impacts, and vibrations. Flange couplings are typically made from robust materials like steel or cast iron, providing exceptional strength and durability to withstand the rugged environments encountered in these industries.

4. Easy Maintenance: While heavy-duty applications may expose equipment to extreme conditions, maintenance and downtime should be minimized. Flange couplings are designed to be relatively easy to install and maintain, ensuring that machinery can quickly get back to work after routine maintenance or repairs.

5. Various Flange Designs: Flange couplings come in different designs, including rigid, flexible, and torsionally flexible variations. This allows engineers to select the most appropriate type for the specific needs of mining and construction equipment.

However, it is crucial to consider factors such as the specific load requirements, operating conditions, and alignment precision when choosing flange couplings for heavy-duty applications. Proper installation, regular inspection, and adherence to recommended maintenance schedules are essential to ensure the reliable performance and extended service life of the flange couplings in mining and construction equipment.

flange coupling

Can Flange Couplings Handle Misalignment Between Shafts?

Flange couplings are designed to handle a limited amount of misalignment between shafts. However, their ability to accommodate misalignment is more limited compared to flexible couplings.

The misalignment that flange couplings can tolerate is typically in the form of angular misalignment and axial misalignment. Angular misalignment occurs when the axes of the two shafts are not perfectly aligned, causing the flanges to be at an angle to each other. Axial misalignment, on the other hand, refers to the displacement of one shaft along its axis with respect to the other shaft.

It is essential to note that excessive misalignment can lead to increased stress on the coupling and connected equipment. Flange couplings may not be suitable for applications with significant misalignment requirements.

For applications that involve substantial misalignment or require flexibility to accommodate misalignment, flexible couplings are more appropriate. Flexible couplings, such as elastomeric or jaw couplings, can handle both angular and axial misalignment more effectively than rigid flange couplings.

In summary, while flange couplings can handle some degree of misalignment, their primary strength lies in their ability to transmit high torques and withstand heavy loads in more rigidly aligned shaft arrangements. When dealing with misalignment-sensitive systems, it is best to consider flexible coupling options to ensure optimal performance and prevent premature wear on the equipment.

China Professional OEM Ductile Cast Iron En545 Fitting Connector Universal Wide Range Flange Coupling  flange couplingChina Professional OEM Ductile Cast Iron En545 Fitting Connector Universal Wide Range Flange Coupling  flange coupling
editor by CX 2024-04-03

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