China Professional ISO2531 Ductile Iron Flange Adaptor Flexible Coupling Flange Adaptor Coupling flange coupling

Product Description

 

Ductile Iron flange adapter with PN10/16 coupling for Ductile Iron Pipe fitting 
 

The flange adapter transmits the pressure and thrust of the connected parts (blind plate force) and compensates the pipeline error, so as to reduce the damage of the axial thrust to the pipeline and pipeline equipment. It is mainly used for loose sleeve connection of pump, valve, pipeline and other accessories.

 

Specifications

 
Body: Ductile iron
 Bolts: Galvanized steel / Stainless steel
 Seal gasket: EPDM
 Coating: CHINAMFG Epoxy
 Class: PN10/16, 125/150Lbs
 Size:DN50-DN600

Size

DN50-DN300

Standard

ISO2531/EN545/EN598/AWWA

Pressure

PN10/PN16/PN25

Material

Ductile Iron GGG50 material with FBE coated

Coating

CHINAMFG bonded epoxy coating(250 micron)

Color

Blue FBE / Epoxy Coating

Connection Type

Flange Joint

Gasket

EPDM, SBR/NBR also available

bolt nut

Steel 8.8 zinced/Dacro

 

Our Factory
 

HangZhou Fluido Import and Export Co.,Ltd. is a professional flange, pipe fittings,valves and ductile iron pipe fitting manufacturer and exporter for water treatment, construction, petrochemical and oilfield industry. We deliver exceptional value by providing customers with the most important elements : Premium Quality, Reasonable Price and Impeccable Services.

Our products adhere to GB, JIS, DIN, DIN, EN, API, ANSI/ASME specifications for material content, pressure ratings and quality assurance, ensuring that our customers receive consistent quality and reliability every time. Additionally, we are able to modify existing products or manufacture new designs to meet specific requirements. 

We have been known as a company who always keeps our promise of quality products, reasonable pricing, and prompt delivery. By providing a broad range of high quality products at competitive prices, We see ourselves not just as a supplier for our clients, but as their partner in helping them achieved their own goals and objectives.
 

Package as customized 
 

Certifications

Other Related Product
 

 

Our Services

1. Many years experience in manufacturing and exporting fittings
2. Experienced technical staff
3. Marking the customer’s brand on the product surface directly
4. All fittings are approved by CE and ISO
5. Supply OEM service
6. Small orders accepted
7. Competitive prices, top quality, professional service and prompt delivery
8. Quality checking and controlling strictly

FAQ
 

Q:When can I get the quotation?

A:We usually quote within 12 hours after we get your inquiry.If you are very urgent to get the price,pls call us or tell us in your email so that we will regard your inquiry priority.

 

 

Q: Could I get samples?

A: Yes,we have materials in stock to help you to get the samples as soon as we can.

 

 

Q:Can you do the design for us?

A:We have a professional team having rich experience in manufacturing.We could supply customized size,grade of material,and the coating.We also could supply the package according to your request.

 

 

Q.How are orders packed and shipped ?

A: For custom order, we can design full-color custom packaging to match your brand, if requires. Most shipments include boxes packed inside an outer carton and placed on a wooden pallet.

 

 

Q:What abount the lead time for mass production?

A:Honestly,it depends on the order quantity and your specific requirements of products.

 

 

Q.What are your quality control procedures?

A: We adhere to strict quality control procedures that begin with product design and carry through to the end of the production process using state-of -the-art quality control equipment.

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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

Flange Couplings and Variable Operating Conditions

Flange couplings are designed to accommodate a wide range of operating conditions and loads, making them versatile and suitable for various applications. The key factors that enable flange couplings to handle variable operating conditions and loads include:

  • Flexible Design: Some flange couplings, such as flexible flange couplings or disc couplings, are designed to have some degree of flexibility. This flexibility allows them to compensate for misalignment between shafts, which is often encountered in real-world applications.
  • Material Selection: Flange couplings are available in different materials to suit specific operating conditions. For example, stainless steel flange couplings are ideal for corrosive environments, while high-strength steel couplings are suitable for heavy-duty applications.
  • Customization: Many flange coupling manufacturers offer customization options to tailor the coupling’s design to meet specific requirements. This may include modifying the coupling’s size, material, or torque capacity.
  • Load Distribution: Flange couplings are designed to distribute loads evenly between the connected shafts. This even distribution of load helps prevent premature wear and reduces stress on the shafts and other connected equipment.
  • High Torque Capacity: Flange couplings are available in various designs, including those suitable for high torque applications. This allows them to handle varying levels of torque without compromising performance.
  • Temperature and Environmental Resistance: Flange couplings made from appropriate materials can withstand a wide range of temperatures and environmental conditions, making them suitable for both indoor and outdoor applications.

It is essential to consider the specific requirements of your application and the potential variations in operating conditions and loads when selecting a flange coupling. This ensures that the chosen coupling can reliably and efficiently transmit power while accommodating any changes in the operating environment.

flange coupling

Materials Used in Manufacturing Flange Couplings

Flange couplings are manufactured using various materials, each offering specific properties and advantages. The choice of material depends on factors such as application requirements, environmental conditions, and cost considerations. Here are some commonly used materials in manufacturing flange couplings:

  • 1. Steel: Steel is one of the most common materials for flange couplings. It offers excellent strength, durability, and resistance to wear. Steel couplings are suitable for a wide range of applications and can handle high torque and heavy loads.
  • 2. Stainless Steel: Stainless steel is chosen for its superior corrosion resistance, making it ideal for applications where the coupling is exposed to moisture, chemicals, or aggressive substances. Stainless steel flange couplings are common in industries such as food processing, pharmaceuticals, and marine.
  • 3. Cast Iron: Cast iron couplings are known for their excellent strength and vibration-damping characteristics. They are often used in industrial settings, including pumps, compressors, and conveyor systems.
  • 4. Aluminum: Aluminum couplings are lightweight and suitable for applications where weight is a concern. They are commonly used in industries such as aerospace and automotive.
  • 5. Brass: Brass couplings offer good corrosion resistance and electrical conductivity. They are used in specific applications that require these properties.
  • 6. Bronze: Bronze couplings are valued for their high strength, corrosion resistance, and resistance to wear. They are commonly used in marine and heavy machinery applications.
  • 7. Plastic: Plastic couplings, such as nylon or polyurethane, are used in applications where weight, non-conductivity, and chemical resistance are critical factors.
  • 8. Composite Materials: Some modern flange couplings may use composite materials that combine different properties, such as strength, flexibility, and corrosion resistance.

When selecting the material for a flange coupling, it is essential to consider factors such as load capacity, temperature range, chemical exposure, and the specific demands of the application. Proper material selection ensures that the flange coupling performs optimally and has a long service life in its intended environment.

China Professional ISO2531 Ductile Iron Flange Adaptor Flexible Coupling Flange Adaptor Coupling  flange couplingChina Professional ISO2531 Ductile Iron Flange Adaptor Flexible Coupling Flange Adaptor Coupling  flange coupling
editor by CX 2024-05-10

flexible flange coupling

As one of leading flexible flange coupling manufacturers, suppliers and exporters of products, We offer flexible flange coupling and many other products.

Please contact us for details.

Mail:[email protected]

Manufacturer supplier exporter of flexible flange coupling

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