China high quality 2 1/2 Inch Pipe Rigid Ductile Iron Grooved Coupling for Fire Fighting

Product Description

 

Detailed Photos

 

 

 

Product Description

 

1.Model 1NR is a reducing flexible coupling. Two ends can connect to different diameter of steel pipe. The middle of the coupling with a steel plate to avoid telescope by vertical installation.
 

2.The structure ensures lower cost and faster installation under the premise of  ensuring the strength.
 

3.Enhanced body resists 4 times working pressure.
 

Product Parameters

1.Housing material:Ductile iron conforming to ASTM A-536, grade 65-45-12.
 

2.FM Approved & UL Listed:R.W.P. rated working pressure 300PSI(2.065MPa / 20.65bars)
 

3.Housing Finish:Fusion Bonded Epoxy Coated(Optional:Hot Deep Galvanized and Others)
 

4.Coupling gasket material:EPDM(Optional:Nitrile NBR,Silicone and Others)
 

5.Bolts and Nuts:Heat treated and electro galvanized bolts with oval neck, and heavy duty hexagon nuts. Track head meeting the physical and chemical requirements of ASTM A-449 and physical requirements of ASTM A-183.
 

6.Size Range:DN25 through DN300 (1″ through 12″)
 

Certifications

 

Company Profile

CONDOR brand Grooved products are developed and manufactured by ZheJiang Condor Machinery Imp.& Exp. Co., Ltd., which is established in 2009 and most professional manufacturing enterprise of piping products. CONDOR is the 1 of first grooved products manufacturer in China,equipped with most advanced casting, milling, painting and assembling facilities, including 3 DISA automatic molding line, semi-automatic casting machine, precision casting line, large size floor molding system and relevant comprehensive testing equipment.

CONDOR owns 2 casting factories, 1 rubber millingfacility and 2 assembling centers. Over 500 employees, annual casting productioncapacity 100,000tons. Our total floor space over 110,000m², annual turnover exceeds 120 million USDCompany services
 

CONODR Piping Systems Solutions span many markets. Our piping system are found CHINAMFG in multiple applications-from commercial comfort piping system; industrial process and utility piping; petrochemical and metallurgy industries; coal and mineral mining operations; water and wastewater plants and facilities. CONDOR Piping Systems Solution covers fire-hydrant and sprinkler system, water spray and water mist system, foam and gas system .For all systems CONDOR offers unique solution for each

individual practice and actual problem.

 

CONDOR brand Grooved products are designed, manufactured, managed strictly by UL listed and FM approved system under

ZheJiang Condor Machinery Imp.& Exp. Co., Ltd.

 

 

FAQ

1. Q: Are you a manufacturer or trading company?
A: We are valve manufacturer and factory, and not trading company.
2. Q: Do you have agent or representative abroad?
A: We do not have agent abroad, please contact us to purchase valves directly.

3. Q: What’s your product range?

A: We can produce Butterfly valve, Gate valve, Check valve, Control valve, Y strainer, By ISO/ANSI/DIN/JIS/ EN/GOST/AS standard.
4. Q: Is there any stock in your factory? And how about your lead time?
A: We stock valves with normal sizes. The lead time depends on your quantity, Generally about 30 days.
5. Q: Which countries do you export to?
A: We export directly to vast majority of countries in the world.
6. Q: What certificates will you provide?
A: We can provide UL FM.
7. Q: After-sales service
A: 18 months year warranty for all kinds of products.
As an experienced manufacturer, you can rest assured of the quality and sales service.
8. Q: Transportation
A: Transported by DHL, UPS, EMS, FedEx, SF, by Air, by Sea.
9. Q: Do you provide free sample?
A: Free sample is OK for us.
10. Q: Do you accept custom design on size?
A: Yes, if the size is reasonable.

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rigid coupling

Can Rigid Couplings Accommodate High Torque and High-Speed Applications?

Yes, rigid couplings are well-suited for high torque and high-speed applications. Their design and construction allow them to efficiently transmit large amounts of torque and handle high rotational speeds without compromising performance or introducing backlash.

Rigid couplings are typically made from robust materials, such as steel or aluminum, which provide high strength and stiffness. This allows them to withstand substantial torque loads without deformation or failure. Additionally, rigid couplings do not have flexible elements, such as elastomers or springs, which can be a limiting factor in high-torque applications.

The absence of flexible elements also means that rigid couplings have minimal backlash. Backlash is the clearance between mating teeth in a coupling and can cause position inaccuracies, especially in high-precision systems. Since rigid couplings have a solid, one-piece design, they offer precise and immediate torque transmission, making them suitable for applications requiring high accuracy and repeatability.

Furthermore, the solid construction of rigid couplings allows them to handle high rotational speeds. They do not exhibit the bending or torsional flexibility seen in some other coupling types, which can be limiting factors in high-speed applications. As a result, rigid couplings are commonly used in various high-speed machinery, such as power transmission systems, motors, pumps, and industrial equipment.

However, it is essential to ensure proper alignment and installation when using rigid couplings in high-torque and high-speed applications. Any misalignment between the shafts can lead to increased stresses and premature failure. Regular maintenance, including shaft alignment checks, can help ensure optimal performance and longevity in such demanding applications.

In summary, rigid couplings are an excellent choice for high torque and high-speed applications due to their robust design, minimal backlash, and ability to provide precise torque transmission. When correctly installed and maintained, rigid couplings can reliably handle the demands of various industrial and mechanical systems.

rigid coupling

Use of Rigid Couplings for Motor-to-Shaft and Shaft-to-Shaft Connections

Yes, rigid couplings can be used for both motor-to-shaft and shaft-to-shaft connections in mechanical systems. Rigid couplings are designed to provide a solid and non-flexible connection between two shafts. This characteristic makes them versatile for various applications, including motor-to-shaft and shaft-to-shaft connections.

1. Motor-to-Shaft Connections: In motor-to-shaft connections, a rigid coupling is used to connect the output shaft of an electric motor to the driven shaft of a machine or equipment. This ensures direct power transmission without any flexibility. Motor-to-shaft connections are common in applications where the motor’s rotational motion needs to be transferred to the driven equipment with high precision and efficiency.

2. Shaft-to-Shaft Connections: In shaft-to-shaft connections, a rigid coupling joins two shafts directly, providing a solid and immovable link between them. This is beneficial in applications where precise alignment and torque transmission are essential, such as in precision motion control systems or heavy-duty industrial machinery.

Rigid couplings are available in various designs, such as one-piece, two-piece, and split types, to accommodate different shaft arrangements. The type of rigid coupling used depends on the specific application and the shaft sizes to be connected.

Advantages of Using Rigid Couplings:

– Zero backlash ensures accurate motion transfer and positioning.

– Efficient power transmission without loss due to flexibility.

– Minimal maintenance requirements due to their simple design.

– High torque capacity suitable for heavy-duty applications.

– Tolerance to misalignment (within design limits) enhances versatility.

– Provides system stiffness, reducing the risk of resonance and vibration-related issues.

– Suitable for high-speed applications.

– Versatility for various industrial applications.

Whether it’s connecting a motor to a driven shaft or joining two shafts together, rigid couplings offer reliability, precision, and efficiency, making them a popular choice in numerous mechanical systems.

rigid coupling

Advantages of Using Rigid Couplings in Mechanical Systems:

Rigid couplings offer several advantages when used in mechanical systems. These advantages make them a preferred choice in certain applications where precise alignment and high torque transmission are essential. Here are the key advantages of using rigid couplings:

  • 1. High Torque Transmission: Rigid couplings are designed to handle high torque and power transmission without any loss due to flexibility. They provide a direct and solid connection between shafts, allowing for efficient transfer of rotational motion.
  • 2. Precise Alignment: Rigid couplings maintain precise alignment between connected shafts. When installed correctly, they ensure that the two shafts are perfectly aligned, which is crucial for applications where accurate positioning and synchronization are required.
  • 3. Synchronous Rotation: The rigid connection provided by these couplings enables synchronous rotation of the connected shafts. This is particularly important in applications where components must move in precise coordination with each other.
  • 4. Simple Design: Rigid couplings have a straightforward design with minimal moving parts. This simplicity makes them easy to install and maintain, reducing the chances of mechanical failure.
  • 5. Cost-Effective: Compared to some other coupling types, rigid couplings are generally more cost-effective. Their simple design and robust construction contribute to their affordability.
  • 6. High Strength and Durability: Rigid couplings are typically made from strong and durable materials such as steel, stainless steel, or aluminum. These materials can withstand heavy loads and provide long-lasting performance in demanding applications.

Rigid couplings are commonly used in various industries and applications, including high-precision machinery, robotics, automation systems, precision motion control, and machine tools. They are especially beneficial in scenarios where misalignment needs to be minimized or avoided altogether.

It’s important to note that while rigid couplings offer these advantages, they are not suitable for applications where shaft misalignment or shock absorption is required. In such cases, flexible couplings or other specialized coupling types may be more appropriate.

China high quality 2 1/2 Inch Pipe Rigid Ductile Iron Grooved Coupling for Fire Fighting  China high quality 2 1/2 Inch Pipe Rigid Ductile Iron Grooved Coupling for Fire Fighting
editor by CX 2024-04-17

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

Please contact us for details.

Mail:[email protected]

Manufacturer supplier exporter of rigid coupling

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