China OEM Good Sale Factory Direct Sale Universal Flexible Flange Coupling flange coupling

Product Description

Product Description

 

      The flange adaptor is mainly composed of body, gland,sealing ring and bolts. The body and gland are usually made of carbon steel or ductile iron, and the sealing ring is made of CHINAMFG sealing, which has good water tightness and air tightness.Supporting the use of expansion joints and butterfly valve, the flange surface between the axial extension and radial angular displacement, position and angle to compensate the error of pipe flange, eliminate the internal stress caused by pipeline pipeline temperature, bring great convenience to the installation and maintenance of pipelines.

 

Product Parameters

 

 

time description material quantity
1 end  ring stainless  steel 1
2 gasket EPDM 1
3 bolt stainless  steel N
4 body stainless  steel 1
5 plastic cap plastic N

 

Connection for pipes in material ductile iron,steel,PVC,AC etc.
Working pressure  PN10/16/25
Maximum temperature -10ºCto +70ºC
Application   Suitable for portable water, neutral liquidsand sewage

 

feature

wide tolerance  range
corrosion  resistant  construction
angular deflection ±4°
 

DN(mm) RANGE(mm) LENGTH(mm) D(mm)              BOLT
SIZE  QTY
50 59-72 75 165 M12×130 2
65 72-85 75 185 2
80 88-103 76 185 4
1/8822 0571 110 510
400 400-429 110 580
400 410-436 110 580
400 418-435 110 580
400 425-442 110 580
450 455-472 115 640 10
450 476-493 115 640
500 500-432 120 690
500 527-544 120 690
600 600-630 130 820
600 630-647 130 820

 

Special size and length can also be customized.

If you want to know more details of our products,please click here to contact us 

advantages

1. Installation and dismantling are very convenient.
2. Low price
3. Has a high integrity.

 

 

products application

Packaging & Shipping

 

Packaging

Inner:plastic film packaging.

Outer:standard export wooden case or pallet packaging. 

Shipping

1.Fed Ex/DHL/UPS/TNT for sample.Door-to-Door.

2.By Air or By Sea for batch goods for LCL/FCL;Airport /Port receiving.

3.Customers specified freight forwarders or negotiable shipping methods!

4.Delivery Time: a.in stock:immediately b.sample:2 days c.OEM/ODM:3-15 DAYS.

 

Company Profile

 

     HangZhou Ruixuan pipeline equipment factory was founded in 1996.It  is an excellent  enterprise  specializing  in manufacturing  and selling pipe fittings.It’s located  in Xicun village ,HangZhou  city,ZheJiang province ,the concentrated  area  of pipeline equipment industry  in China.The company factory  is located  in Xicun town pipeline equipment industrial park.It covered an area of20000  square  meters.

        At present, the company has the production capacity of pipeline equipment with a maximum diameter of 4000mm, and its main products are: Steel expansion joint, flexible waterproof sleeve, large diameter flange, double flange force transfer expansion joint, large deflection loose sleeve compensation joint, spherical compensation joint, sleeve compensator, bellows compensator, non-metallic compensator, rubber expansion joint, DC medium no thrust sleeve compensator, flexible expansion pipe and other pipeline equipment. The annual production capacity is 30 million sets.

      The flexible telescopic pipe equipment is mainly used in the pipeline crossing different geological structures under different conditions and the application of pipe installation drop, reduce or avoid the impact of geological settlement and crustal activity on the pipeline, so that the construction unit can save more than 50% of the cost when purchasing the equipment. The rubber expansion joint series products of the company, the maximum production diameter of 3600mm, have been applied in millions of units of thermal power projects in China for many times, and have been praised by the users.

      The company passed ISO9001:2008 quality management system certification in 2009 and ISO14000:2004 environmental management system certification in 2009. The company has a strict quality control system, standard production process, standard factory inspection hand section, to ensure that every product meets the national standards and customer requirements.

     Business philosophy: responsible production of products, return the trust of customers; To build a community with a sense of belonging and appreciate employees’ contributions; Make a contribution to the society of enterprises, give back to the good times. HangZhou Ruixuan pipeline equipment factory is willing to work with friends from all walks of life hand in hand, mutual support, create a better future!
 

Certifications

 

 

exhibition

 

FAQ

 

 

Q: Can you make the product as per client’s requirement?
A: Yes, we can make it with your exact requirement

 

Q: What are your payment terms?
A: T/T (30% as desposit, the rest 70% will be paid before delivery), L/C at sight

 

Q: Where is your nearest loading port?
A: ZheJiang , HangZhou or ZheJiang , China.

 

Q: How can you guarantee the quality or any warranty?
A: If any quality problems during use, all the products can be returned or according to consumer’s requests

 

Q: Do you accept small quantity order?
A: Of course we do.

 

Q: And what is your shipment and delivery time?
A: By sea or air. Normally 7 to 14 Days for delivery, according to your order quantity.

 

Pls send your detailed needs in the below and get a quick reply!

/* 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

flange coupling

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.

flange coupling

Electrical Insulation in Flange Couplings

In certain applications, flange couplings may need to provide electrical insulation between shafts to prevent the flow of electrical currents and ensure safety and proper functioning. The handling of electrical insulation in flange couplings depends on the design and materials used:

1. Material Selection: Some flange couplings are manufactured using electrically insulating materials, such as certain polymers or composite materials. These materials have high resistivity and do not conduct electricity, effectively isolating one shaft from the other.

2. Sleeve or Coating: In some cases, a non-conductive sleeve or coating is added to the coupling to provide electrical insulation. This sleeve can be made from materials like rubber or other insulating compounds.

3. Insulating Inserts: Flange couplings may incorporate insulating inserts or liners between the mating surfaces to prevent electrical conduction.

4. Dielectric Grease: Dielectric grease, a non-conductive and water-resistant grease, can be used to fill any gaps between mating surfaces and enhance the electrical insulation properties of the flange coupling.

It’s crucial to ensure that the chosen flange coupling provides adequate electrical insulation for the specific application. The level of insulation required will depend on the electrical characteristics and voltages involved in the system. Additionally, proper installation and maintenance are essential to maintain the integrity of the electrical insulation over time.

flange coupling

How Does a Flange Coupling Protect Connected Equipment from Shock Loads and Vibrations?

A flange coupling plays a crucial role in protecting connected equipment from shock loads and vibrations by absorbing and dampening the impact and oscillations. The design and material properties of flange couplings contribute to their ability to mitigate shock and vibrations effectively. Below are the key factors explaining how flange couplings provide protection:

1. Flexibility: Flexible flange couplings are designed with elastomeric or metallic elements that offer flexibility between the connected shafts. When subjected to shock loads or vibrations, these elements can absorb and dissipate the energy, preventing it from transmitting to the connected equipment. The flexibility allows the coupling to accommodate misalignment and minor shocks, reducing the stress on the system.

2. Damping Properties: Elastomeric elements used in certain flange coupling designs possess inherent damping properties. These materials can absorb and dissipate vibrational energy, reducing resonance and preventing harmful vibrations from being amplified in the system.

3. Misalignment Compensation: Flange couplings with flexible elements can compensate for certain degrees of misalignment between the shafts. Misalignment can lead to additional forces and vibrations in the system, but the coupling’s ability to accommodate this misalignment reduces the impact on the connected equipment.

4. Resilience: Flange couplings made from materials like steel or other alloys have high resilience and can withstand sudden shock loads without permanent deformation. This resilience helps maintain the coupling’s integrity and allows it to continue functioning effectively after exposure to shock events.

5. Friction Damping: Some rigid flange coupling designs incorporate friction damping features. These couplings rely on friction between the mating surfaces to dampen vibrations and prevent resonant frequencies from causing issues in the system.

6. Material Selection: The choice of materials for both flexible and rigid flange couplings is critical in their ability to protect connected equipment from shock loads and vibrations. High-quality materials with appropriate mechanical properties, such as strength and elasticity, enhance the coupling’s ability to withstand shocks and vibrations.

7. Proper Installation: Correct installation and alignment of the flange coupling are essential to ensure it functions as intended. Properly installed couplings can effectively manage shocks and vibrations, while misaligned couplings may experience premature wear and transmit higher forces to the connected equipment.

8. Maintenance: Regular maintenance, including inspection, lubrication, and monitoring, ensures that the flange coupling continues to provide protection against shocks and vibrations throughout its service life.

In summary, flange couplings protect connected equipment from shock loads and vibrations by providing flexibility, damping properties, misalignment compensation, resilience, and friction damping. The selection of suitable materials, proper installation, and regular maintenance further enhance their performance in protecting industrial machinery and equipment from potential damage caused by dynamic forces.

China OEM Good Sale Factory Direct Sale Universal Flexible Flange Coupling  flange couplingChina OEM Good Sale Factory Direct Sale Universal Flexible Flange Coupling  flange coupling
editor by CX 2024-03-29