Product Description

Product Description

 Factory Casting UL/FM Ductile Iron Grooved Mechanical Flexible/Rigid Coupling

Ductile iron grooved pipe fittings and couplings (FM and UL approved) mainly including 2 kinds of grooved products:
(1) the pipe fittings function on connecting and sealing such as rigid coupling, flexible coupling, mechanical tee and grooved flange,
(2) the pipe fittings function on connecting and transition such as bend, tee, cross, reducer.

 

Specification

 

Name Rigid coupling, Flexible coupling, 90° Elbow, 45° Elbow, 22.5° Elbow, 11.25° Elbow, Split Flange, Adaptor Flange, Cap
Tee, Reducing Tee(Grooved/Threaded), Mechnical Tee(Grooved/Threaded), U-bolted Mechnical Tee
Cross, Reducing Cross(Grooved/Threaded), Mechnical Cross(Grooved/Threaded)
Reducer(Grooved/Threaded), Grooved Eccentric Reducer
H.S. CODE 735710000
Technology Casting
Connections Grooved-Thread End, Grooved End
Pressure Rate 300PSI / 2.07MPa
Size 1” – 12”
Pipe O.D. 33.7MM – 323.9MM
Surface Finish Epoxy Powder,Painting,Galvanization,Dacromet (in Red/Orange/Blue/White Color)
Design Standard American Standard ANSI/ASTM
European Standard EN
British Standard BS
Germany Standard DIN
Japanese Standard JIS
ISO Standard ISO
Thread Standard ASME B.1.20.1 / EN15716 / DIN2999 / ISO7-1 / ISO228 / IS554 / BS EN15716 / BS 21.173
Material Standard Ductile Iron confirms to ASTM A-536 Gr65-45-12,EN1563,JIS G5502,QT450-12
Gasket Material EPDM,NBR or Silicon Rubber
Bolts & Nuts ISO 898-1class 8.8
Flanges Standard PN series or Class series
Packages Plywood Cases or Plywood Pallets or Boxes
Application Fire Fighting System,Petrochemical & Gas Industry,Chemical,Machinery,Electric Power,Construction Water Works,Valve Industry,etc.
Advantages High Quality + Ready Stock + Faster Delivery + Customized
Brand LMP
Certificate ISO9001,API,CE,UL/FM

 

 

 

Company Profile

 

 

We are a leading manufacturer of pipe fittings and valves establised in 1996
1.  We have over 20 years experience in exporting pipeline products.
2.  5 factories,complete 100+ projects every year.
3.  Your 1 more good choice for better customer service.

Certifications

FAQ

/* 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

mechanical coupling

What are the best practices for installing a mechanical coupling correctly?

Proper installation of a mechanical coupling is essential to ensure its optimal performance and prevent premature failure. Follow these best practices when installing a mechanical coupling:

1. Clean the Shaft Ends:

Before installation, ensure that the shaft ends are clean and free from dirt, debris, and any old coupling remnants. Clean the shafts using a suitable solvent if necessary.

2. Verify Shaft and Bore Dimensions:

Check the dimensions of the shaft and bore to ensure they match the coupling’s specifications. Ensure that the shaft and bore diameters, keyway sizes, and lengths are correct for the specific coupling.

3. Lubricate Contact Surfaces:

Apply a thin layer of appropriate lubricant to the contact surfaces of the shaft and coupling bore. This helps in easy installation and minimizes the risk of galling or damage during assembly.

4. Align Shaft and Coupling:

Align the shafts and coupling properly before installing. Avoid forcing the coupling onto the shaft; it should slide smoothly into position.

5. Use Proper Installation Tools:

Use the recommended installation tools or methods provided by the coupling manufacturer. Using improper tools may lead to damage or misalignment of the coupling.

6. Tighten Fasteners Gradually and Evenly:

If the coupling uses set screws, bolts, or any fasteners, tighten them gradually and evenly in a criss-cross pattern. This ensures uniform distribution of pressure and prevents distortion.

7. Check for Proper Keyway Fit:

If the coupling utilizes keyways, ensure that the keys fit snugly into both the shaft and the coupling keyway to prevent movement or slippage.

8. Verify Proper Torque:

If the coupling requires a specific torque value for installation, use a torque wrench to achieve the correct tightening. Avoid over-torquing as it may damage the coupling or cause premature wear.

9. Inspect for Runout and Alignment:

After installation, inspect the coupling for runout and alignment. Verify that the shafts are concentric and parallel, as misalignment can lead to premature coupling failure.

10. Conduct Regular Inspections:

Perform regular inspections and maintenance of the coupling during its operational life. Check for signs of wear, misalignment, or damage and address any issues promptly.

Adhering to these best practices ensures that the mechanical coupling is installed correctly and operates as intended. Proper installation increases the coupling’s longevity, minimizes the risk of downtime, and contributes to the overall efficiency and reliability of the mechanical system.

“`mechanical coupling

Are there any safety considerations when working with mechanical couplings?

Yes, working with mechanical couplings involves some safety considerations to prevent accidents and ensure the well-being of personnel. Here are important safety measures to keep in mind:

1. Lockout/Tagout Procedures:

Prior to working on machinery with mechanical couplings, implement lockout/tagout procedures to ensure that the equipment is isolated from its power source and cannot be accidentally energized during maintenance or repair activities.

2. Proper Training:

Ensure that personnel working with mechanical couplings receive proper training on safe handling, installation, and maintenance procedures. Adequate knowledge of coupling types, torque limits, and alignment techniques is crucial to avoid accidents.

3. Personal Protective Equipment (PPE):

Wear appropriate personal protective equipment, such as gloves, safety goggles, and hearing protection, when installing or inspecting couplings. This helps prevent injuries from sharp edges, rotating parts, or potential flying debris.

4. Follow Manufacturer’s Guidelines:

Always follow the manufacturer’s guidelines and instructions for the specific coupling being used. Proper installation torque, maintenance schedules, and safety precautions provided by the manufacturer should be strictly adhered to.

5. Inspections:

Regularly inspect the couplings for signs of wear, misalignment, or damage. Any worn or damaged couplings should be replaced promptly to prevent failures during operation.

6. Avoid Overloading:

Do not exceed the torque and speed limits specified by the manufacturer for the coupling. Overloading the coupling can lead to premature failure and potential safety hazards.

7. Preventive Maintenance:

Implement a preventive maintenance program to regularly check and service the couplings as recommended by the manufacturer. Proper maintenance can extend the life of the coupling and prevent unexpected failures.

8. Proper Storage:

Store spare couplings in a safe and dry environment, away from potential damage or exposure to harmful substances. Protect the couplings from corrosion and contamination.

9. Emergency Procedures:

Have emergency procedures in place in case of coupling failure or accidents. Employees should know how to respond to unexpected incidents safely.

10. Proper Lifting and Handling:

When installing or removing heavy couplings, use appropriate lifting equipment and techniques to prevent strain or injuries.

By following these safety considerations, workers can reduce the risk of accidents and ensure a safe working environment when dealing with mechanical couplings.

“`mechanical coupling

How does a mechanical coupling facilitate the connection between two shafts?

A mechanical coupling plays a critical role in connecting two shafts in a mechanical system and enabling the transmission of torque and motion between them. The process of how a mechanical coupling facilitates this connection can be explained as follows:

1. Physical Linkage:

A mechanical coupling physically links the two shafts together. It consists of two mating components that fit over the respective shaft ends, ensuring a secure connection.

2. Torque Transmission:

When the motor or driving shaft rotates, it generates torque. This torque is transmitted through the mechanical coupling to the driven shaft, causing it to rotate as well.

3. Keyways or Spline Connection:

Many mechanical couplings use keyways or splines to enhance the connection between the shafts. Keyways are slots cut into the shaft and coupling, and a key is inserted to prevent relative motion between the two components.

4. Compression or Expansion Fit:

In some couplings, the connection between the shafts is achieved through a compression or expansion fit. The coupling is designed to be slightly smaller or larger than the shaft diameter, creating a tight fit when assembled.

5. Set Screws or Bolts:

Set screws or bolts are often used in mechanical couplings to secure the coupling tightly to the shafts. These screws apply pressure to prevent any relative movement between the coupling and the shafts during operation.

6. Flexible Elements:

Flexible couplings feature elements made of materials like rubber or elastomers that can bend or flex. These elements accommodate misalignment between the shafts while maintaining the connection and transmitting torque.

7. Key Features:

Certain types of couplings, such as gear couplings or disc couplings, utilize teeth or gear features to achieve a strong and precise connection between the shafts. These key features ensure a positive engagement, enhancing torque transmission.

In summary, a mechanical coupling serves as the link between two rotating shafts, enabling them to function together as a single unit. Whether through a tight compression fit, keyways, or flexible elements, the coupling ensures a secure and efficient connection, allowing torque to be transmitted from one shaft to the other, and enabling the mechanical system to perform its intended function reliably.

“`
China wholesaler Factory Casting UL/FM Ductile Iron Grooved Mechanical Flexible/Rigid Coupling  China wholesaler Factory Casting UL/FM Ductile Iron Grooved Mechanical Flexible/Rigid Coupling
editor by CX 2024-05-09