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!
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What are the key features to look for when purchasing a flexible coupling?
When purchasing a flexible coupling, several key features should be considered to ensure it meets the specific requirements of the application and provides reliable performance. The following are the key features to look for:
- 1. Type of Coupling: There are different types of flexible couplings available, such as jaw couplings, beam couplings, bellows couplings, disc couplings, and more. Each type has its advantages and limitations, so choosing the right type depends on factors like misalignment compensation needed, torque capacity, and application requirements.
- 2. Material: The material of the coupling is crucial for its durability and performance. Common materials include stainless steel, aluminum, steel, and various elastomers. Select a material that can withstand the environmental conditions, loads, and temperature ranges of the application.
- 3. Size and Dimensions: Ensure that the coupling’s size and dimensions match the shaft sizes and available space in the system. Oversized or undersized couplings may lead to inefficiencies, misalignment, and reduced performance.
- 4. Torque Rating: Consider the maximum torque the coupling can handle to ensure it can transmit the required power without failure or damage.
- 5. Speed Rating: Check the coupling’s maximum rotational speed capability to ensure it can handle the desired operating speed without issues.
- 6. Misalignment Compensation: Different couplings offer varying degrees of misalignment compensation, such as angular, parallel, and axial misalignment. Choose a coupling that can accommodate the expected misalignments in the system.
- 7. Backlash: For precision applications, consider couplings with minimal or zero-backlash to prevent motion inaccuracies and ensure precise positioning.
- 8. Operating Environment: Assess the environmental conditions, including temperature, humidity, dust, and chemical exposure, and select a coupling with suitable resistance to these factors.
- 9. Maintenance: Decide whether maintenance-free couplings or those requiring periodic lubrication align better with the application’s requirements and maintenance schedule.
- 10. Electrical Isolation: If required, choose couplings with electrical isolation features to prevent current flow between connected shafts.
- 11. Dynamic Behavior: Evaluate the coupling’s dynamic performance, including resonance and damping characteristics, to ensure smooth operation under various loads and speeds.
- 12. Application Compatibility: Verify that the selected coupling is suitable for the specific application, such as pumps, compressors, robotics, automation, or other industrial processes.
Summary: When purchasing a flexible coupling, consider factors such as the type of coupling, material, size, torque rating, speed rating, misalignment compensation, backlash, operating environment, maintenance, electrical isolation, dynamic behavior, and application compatibility. Careful consideration of these features will ensure that the coupling meets the demands of the application, provides reliable performance, and contributes to the overall efficiency of the mechanical system.
How does a flexible coupling accommodate changes in shaft alignment due to thermal expansion?
Flexible couplings are designed to accommodate changes in shaft alignment that occur due to thermal expansion in rotating machinery. When equipment operates at elevated temperatures, the materials used in the shafts and other components expand, causing shifts in the relative positions of the connected shafts. This thermal expansion can lead to misalignment, which, if not addressed, may result in additional stress on the equipment and premature wear.
Flexible couplings employ specific design features that allow them to handle thermal-induced misalignment effectively:
- Flexibility: The primary feature of a flexible coupling is its ability to flex and deform to some extent. This flexibility allows the coupling to absorb small amounts of angular, parallel, and axial misalignment that may result from thermal expansion. As the shafts expand or contract, the flexible coupling compensates for the misalignment, helping to maintain proper alignment between the two shafts.
- Radial Clearance: Some flexible couplings, such as elastomeric couplings, have radial clearance between the coupling’s mating parts. This radial clearance provides additional room for the shafts to move laterally during thermal expansion without creating excessive forces on the coupling or connected equipment.
- Sliding Elements: Certain flexible couplings feature sliding elements that can move relative to each other. This capability allows the coupling to accommodate axial displacement resulting from thermal expansion or other factors.
- Flexible Element Materials: The materials used in the flexible elements of the coupling are chosen for their ability to handle the temperature range experienced in the application. Elastomeric materials, for example, can be selected to withstand high temperatures while still maintaining their flexibility.
It is essential to understand that while flexible couplings can compensate for some degree of thermal-induced misalignment, there are limits to their capabilities. If the thermal expansion exceeds the coupling’s compensating range, additional measures, such as incorporating expansion joints or using specialized couplings designed for greater misalignment compensation, may be necessary.
When selecting a flexible coupling for an application with potential thermal expansion, it is crucial to consider the expected operating temperature range and the level of misalignment that may occur due to thermal effects. Working with coupling manufacturers and consulting coupling catalogs can help in choosing the most suitable coupling type and size for the specific thermal conditions of the machinery.
What are the advantages of using flexible couplings in mechanical systems?
Flexible couplings offer several advantages in mechanical systems, making them essential components in various applications. Here are the key advantages of using flexible couplings:
- Misalignment Compensation: One of the primary advantages of flexible couplings is their ability to compensate for shaft misalignment. In mechanical systems, misalignment can occur due to various factors such as installation errors, thermal expansion, or shaft deflection. Flexible couplings can accommodate angular, parallel, and axial misalignment, ensuring smooth power transmission and reducing stress on the connected equipment and shafts.
- Vibration Damping: Flexible couplings act as damping elements, absorbing and dissipating vibrations and shocks generated during operation. This feature helps to reduce noise, protect the equipment from excessive wear, and enhance overall system reliability and performance.
- Torsional Flexibility: Flexible couplings provide torsional flexibility, allowing them to handle slight angular and axial deflections. This capability protects the equipment from sudden torque fluctuations, shock loads, and torque spikes, ensuring smoother operation and preventing damage to the machinery.
- Overload Protection: In case of sudden overloads or torque spikes, flexible couplings can absorb and distribute the excess torque, protecting the connected equipment and drivetrain from damage. This overload protection feature prevents unexpected failures and reduces downtime in critical applications.
- Reduce Wear and Maintenance: By compensating for misalignment and damping vibrations, flexible couplings help reduce wear on the connected equipment, bearings, and seals. This results in extended component life and reduced maintenance requirements, leading to cost savings and improved system reliability.
- Compensation for Thermal Expansion: In systems exposed to temperature variations, flexible couplings can compensate for thermal expansion and contraction, maintaining proper alignment and preventing binding or excessive stress on the equipment during temperature changes.
- Electric Isolation: Some types of flexible couplings, such as disc couplings, offer electrical isolation between shafts. This feature is beneficial in applications where galvanic corrosion or electrical interference between connected components needs to be minimized.
- Space and Weight Savings: Flexible couplings often have compact designs and low inertia, which is advantageous in applications with space constraints and where minimizing weight is crucial for performance and efficiency.
- Cost-Effectiveness: Flexible couplings are generally cost-effective solutions for power transmission and motion control, especially when compared to more complex and expensive coupling types. Their relatively simple design and ease of installation contribute to cost savings.
In summary, flexible couplings play a vital role in mechanical systems by providing misalignment compensation, vibration damping, overload protection, and torsional flexibility. These advantages lead to improved system performance, reduced wear and maintenance, and enhanced equipment reliability, making flexible couplings a preferred choice in various industrial, automotive, marine, and aerospace applications.
editor by CX 2024-01-12