Product Description

China factory direct Steel Rigid threaded Coupling for Electrical Rigid Conduit

Description:
China factory direct Steel Rigid threaded Coupling for Electrical Rigid Conduit

Standards: UL
Finish: Galvanized/HDG
Material: Galvanized Steel
Usage: for imc /rigid conduit(RMC) connection
Package: carton
Delivery time: 20 to 30 days
Place of CHINAMFG : China 
Size: 1/2″-4″
Brand : RIFI
Field Names: Rigid couplings, threaded rigid couplings, heavy wall couplings,   threaded heavy wall couplings, rigid couplers, heavy wall couplers, threaded couplers.

Specifications:

 China factory direct Steel Rigid threaded Coupling for Electrical Rigid Conduit
IMC coupling 

IC050

1/2″

IC075

3/4″

IC100

1″

IC125

1-1/4″

IC150

1-1/2″

IC200

2″

IC300

3″

IC400

4″

Rigid coupling 

RGC050

1/2″

RGC075

3/4″

RGC100

1″

RGC125

1-1/4″

RGC150

1-1/2″

RGC200

2″

RGC300

3″

RGC400

4″

Application

China factory direct Steel Rigid threaded Coupling for Electrical Rigid Conduit

These 1/2″-4″ UL Galvanized Steel Tube Couplings electro galvanized Rigid Conduit Coupling are used to join 2 ends of threaded rigid conduits or IMC conduits together. They can also be used with CHINAMFG nipples and connectors to CHINAMFG threaded conduits to electrical junction boxes or enclosures.

 

 

 

Our service
1) Excellent Quality: The stable supply of materials we used is good quality, and we pay more attention and strictly treat the quality from production and package.

2) Customized Service: We can customize the size and engraving service of the product according to the customer’s needs.

3) Offering Best Price: We have professional factory, so our cost is low than others and you can get a favorable price from us.

4) Convenience For Purchasing: Customers can find conduit and all the related fittings here, and can get all the goods you need in a short time. Like set screw coupling/compression connectors/ strut clamps and so on.

FAQ
Q1: Are you a trading company or manufacturing company?
A: Both we are, we have 2 production bases and about 10 sourcing factory to meet customer whole line items demand .

Q2:When can I get the quotation?
 A1:For regular items within 24 hours; For sprcial items or customize items need a little more time .

Q3: How can I request product samples?
A: The samples are free but courier charge will be collected. Please send us samples list and courier account number.

Q4: How can I request a product catalog?  
A: Pls send us your email and we will send you our e catalog ( pdf file ).
The PDF catalog we can send to you by email or WeTransfer.

Q5: What is your payment terms?
A:Normally 30% T/T deposit,balance against B/L copy; 
the other is irrevocable L/C 100% at sight.

Q6: How about the delivery time?
A:  Accord to your order list and quantity,mostly delivery in 30days.

Q7: How do we control the products’ quality?
A: 1. high quality mold
   2. raw materials control
   3. production process quality control
   4. final inspection
   5. water testing (no leaking)
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rigid coupling

Can Rigid Couplings Handle Misalignment Between Shafts?

Rigid couplings are not designed to handle misalignment between shafts. Unlike flexible couplings that can accommodate slight misalignment through their bending or elastic properties, rigid couplings are intended to provide a fixed and immovable connection between two shafts. As a result, any misalignment between the shafts can lead to increased stress and uneven loading on connected components.

It is essential to ensure precise alignment when using rigid couplings to avoid premature wear and failure of the system. The shafts must be perfectly aligned in both the axial and angular directions before installing the rigid coupling. Proper alignment helps distribute the load evenly and reduces stress concentration on specific areas, such as bearings and keyways.

If a system requires some level of misalignment compensation due to factors like thermal expansion or slight shaft deflection, a flexible coupling should be considered instead. Flexible couplings can tolerate small degrees of angular and axial misalignment while still transmitting torque efficiently and protecting the connected equipment from excessive stress and wear.

In summary, rigid couplings are best suited for applications where precise shaft alignment can be achieved and maintained, while flexible couplings are more appropriate for systems with potential misalignment or other dynamic factors that require some degree of flexibility.

rigid coupling

Factors to Consider When Choosing a Rigid Coupling for a Specific System

Choosing the right rigid coupling for a specific system is crucial to ensure proper functionality and reliable performance. Several factors should be considered when making this decision:

1. Shaft Size and Compatibility: The most fundamental factor is ensuring that the rigid coupling is compatible with the shaft sizes of the connected components. The coupling should have the appropriate bore size and keyway dimensions to fit securely onto the shafts.

2. Operating Torque: Consider the torque requirements of the application. The rigid coupling should have a torque rating that exceeds the maximum torque expected during operation to prevent failures and ensure safety.

3. Speed: Determine the rotational speed (RPM) of the connected shafts. Rigid couplings have maximum RPM limits, and the selected coupling should be capable of handling the system’s operating speed.

4. Misalignment Tolerance: Assess the potential misalignment between the shafts. Rigid couplings provide no flexibility, so the system must have minimal misalignment to prevent excessive forces on the components.

5. Temperature and Environment: Consider the operating temperature range and the environment where the coupling will be used. Ensure the chosen material can withstand the temperature and any corrosive or harsh conditions present.

6. Space Limitations: Evaluate the available space for the coupling. Rigid couplings have a compact design, but ensure that there is enough clearance for installation and maintenance.

7. Backlash and Torsional Stiffness: In some precision systems, backlash must be minimized to maintain accurate positioning. Additionally, the torsional stiffness of the coupling can impact system response and stability.

8. Keyway or Keyless Design: Decide between a coupling with a keyway or a keyless design based on the specific application requirements and ease of installation.

9. Material Selection: Consider the material properties of the rigid coupling. Common materials include steel, stainless steel, and aluminum, each with its own advantages and limitations.

10. Maintenance: Determine the maintenance requirements of the coupling. Some couplings may need periodic lubrication or inspections, while others may be maintenance-free.

11. Cost: While cost should not be the sole consideration, it is essential to evaluate the cost-effectiveness of the coupling, taking into account its performance and longevity.

By carefully considering these factors, you can select the most suitable rigid coupling for your specific system, ensuring optimal performance, and longevity of your mechanical setup.

rigid coupling

Materials Used in Manufacturing Rigid Couplings:

Rigid couplings are designed to provide a strong and durable connection between two shafts, and they are commonly made from a variety of materials to suit different applications. The choice of material depends on factors such as the application’s environment, load capacity, and cost considerations. Some common materials used in manufacturing rigid couplings include:

  • 1. Steel: Steel is one of the most widely used materials for rigid couplings. It offers excellent strength, durability, and resistance to wear. Steel couplings are suitable for a wide range of applications, including industrial machinery, automotive systems, and power transmission.
  • 2. Stainless Steel: Stainless steel couplings are used in applications where corrosion resistance is crucial. They are well-suited for environments with high humidity, moisture, or exposure to chemicals. Stainless steel couplings are commonly used in food processing, pharmaceuticals, marine, and outdoor applications.
  • 3. Aluminum: Aluminum couplings are known for their lightweight and corrosion-resistant properties. They are often used in applications where weight reduction is essential, such as aerospace and automotive industries.
  • 4. Brass: Brass couplings offer good corrosion resistance and are commonly used in plumbing and water-related applications.
  • 5. Cast Iron: Cast iron couplings provide high strength and durability, making them suitable for heavy-duty industrial applications and machinery.
  • 6. Bronze: Bronze couplings are known for their excellent wear resistance and are often used in applications involving heavy loads and low speeds.
  • 7. Plastics: Some rigid couplings are made from various plastics, such as nylon or Delrin. Plastic couplings are lightweight, non-conductive, and suitable for applications where electrical insulation is required.

It’s essential to consider the specific requirements of the application, including factors like load capacity, operating environment, and cost, when choosing the appropriate material for a rigid coupling. The right material selection ensures that the coupling can withstand the forces and conditions it will encounter, resulting in a reliable and long-lasting connection between the shafts.

China Hot selling China Factory Direct Steel Rigid Threaded Coupling for Electrical Rigid Conduit  China Hot selling China Factory Direct Steel Rigid Threaded Coupling for Electrical Rigid Conduit
editor by CX 2024-03-29