Product Description
DN50-DN300 cast iron pipe coupling and clamps for BS EN 877 drainage sytsem
1. our products are made strictly according to EN877 standard.
2. size range from DN50 to DN300, with 3m/pc.
3. painting: inside epoxy paint in color yellow with thickness above 120 micron, outside paint in color red with thickness above 60 micron. If you have special requirement, please contact with us, as we could also make the painting according to your requirement.
4. length/pc: 3m
5. delivery time: 7-15 days, depend on your quantity.
6. application: used for waste water/rain water/ventilation.
7. advantage: avoid pollution, noise resistant.
8. payment term: T/T, L/C, or D/P.
9. production capacity: 2000tons/ month
10. we could do the third party inspection at famous organizations such as SGS, BV, etc.
11. by now we have shipped our cast iron pipes to many countries such as Germany,Italy,UK,Hongkong,Russia,Turkey,Sweden,Norway,Singapore,the Middle East,etc.
| DN | External diameter DE(mm) | Wall thickness(mm) | Unit weight | Length | ||
| Nominal value | Tolerance | Nominal value | Minimum value | kg/pc | (mm) | |
| 40 | 48 | +2 -1 |
3.0 | 2.5 | 12.70 | 3000+/-20 |
| 50 | 58 | 3.5 | 3.0 | 13.00 | ||
| 70 | 78 | 3.5 | 3.0 | 17.70 | ||
| 75/80 | 83 | 3.5 | 3.0 | 18.90 | ||
| 100 | 110 | 3.5 | 3.0 | 25.20 | ||
| 125 | 135 | +2 -2 |
4.0 | 3.5 | 35.40 | |
| 150 | 160 | 4.0 | 3.5 | 42.20 | ||
| 200 | 210 | +2.5 -2.5 |
5.0 | 4.0 | 69.30 | |
| 250 | 274 | 5.5 | 4.5 | 99.80 | ||
| 300 | 326 | 6.0 | 5.0 | 129.70 | ||
If any inquiry , Please feel free to contact with me
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Can Clamp Couplings Be Used in High-Temperature or Corrosive Environments?
Yes, clamp couplings are designed to be versatile and can be used in a wide range of environments, including high-temperature and corrosive conditions. However, their suitability depends on the specific material and coating used in the construction of the coupling.
In high-temperature environments, clamp couplings made from materials such as stainless steel or high-temperature alloys are commonly used. These materials have excellent heat resistance and can withstand elevated temperatures without losing their structural integrity. It is essential to choose a clamp coupling with a temperature rating that exceeds the operating temperature of the application to ensure safe and reliable performance.
In corrosive environments where exposure to chemicals, moisture, or other corrosive substances is a concern, selecting a corrosion-resistant material is critical. Stainless steel clamp couplings, particularly those made from 316-grade stainless steel, are widely used in such conditions due to their superior corrosion resistance. For more aggressive corrosive environments, special coatings or surface treatments can be applied to further enhance the coupling’s resistance to corrosion.
It is essential to consider the specific requirements of the application when selecting a clamp coupling for use in high-temperature or corrosive environments. Factors such as temperature, humidity, exposure to chemicals, and the presence of abrasive substances should be taken into account. Consulting with coupling manufacturers or industry experts can help in choosing the most suitable clamp coupling for the intended application.
Use of Clamp Couplings in Horizontal and Vertical Shaft Applications
Yes, clamp couplings can be used in both horizontal and vertical shaft applications. The design of clamp couplings allows them to provide secure and reliable shaft connections in various orientations, making them versatile for different mechanical systems.
Horizontal Shaft Applications: In horizontal shaft applications, clamp couplings are commonly used to connect two shafts in a straight line. They are often employed in conveyor systems, pumps, fans, and other machinery where the shafts are aligned horizontally. The clamping action of the coupling ensures a rigid and balanced connection, transmitting torque efficiently from one shaft to another.
Vertical Shaft Applications: In vertical shaft applications, such as in vertical pumps, mixers, or gearboxes, clamp couplings need to support the weight of the connected components in addition to transmitting torque. The design of clamp couplings with robust clamping screws ensures that the coupling remains securely fastened even in vertical orientations.
Factors to Consider: While clamp couplings are suitable for both horizontal and vertical shaft applications, there are some considerations to keep in mind:
- Load and Weight: In vertical shaft applications, the coupling must handle the weight of the rotating components. It is essential to choose a clamp coupling with sufficient load-carrying capacity to support the vertical arrangement.
- Alignment: Proper alignment of the shafts is crucial for any coupling, but it becomes particularly important in vertical applications to avoid excessive loads and premature wear.
- Material and Environment: Selecting the appropriate material and surface treatment for the clamp coupling is essential, especially if the application involves exposure to harsh environments or corrosive substances.
Overall, clamp couplings are a reliable and cost-effective choice for various shaft applications, and their ability to perform well in both horizontal and vertical orientations makes them widely used in a range of industrial machinery and equipment.
What is a Clamp Coupling and How Does it Work?
A clamp coupling is a type of mechanical coupling used to connect two shafts together to transmit torque and rotational motion between them. It is a simple and effective way of joining shafts in various mechanical systems. The main components of a clamp coupling typically include two hubs and a center section.
Working Principle:
The clamp coupling works on the principle of frictional force and mechanical interference fit. Here’s how it functions:
- Hub Assembly: Each end of the shaft has a hub, which is a cylindrical component with a bored hole that matches the shaft diameter. The hubs may have keyways or splines to provide additional torque transmission.
- Center Section: The center section of the coupling sits between the two hubs. It is often a split cylindrical sleeve with threaded holes on its outer surface.
- Clamping: To assemble the clamp coupling, the two hubs are placed on the respective shafts, and the center section is inserted between them. Then, bolts are inserted through the holes in the hubs and screwed into the threaded holes of the center section. As the bolts are tightened, the center section is drawn inward, creating a compressive force on the shafts and the hubs, thus firmly holding them together.
- Frictional Connection: The clamping force between the center section and the shafts creates a frictional connection. This frictional force allows the coupling to transmit torque and rotational motion from one shaft to the other.
Advantages:
Clamp couplings offer several advantages:
- Easy and quick installation, requiring minimal tools and no special skills.
- Simple design and cost-effective manufacturing.
- High torque transmission capacity, making them suitable for various industrial applications.
- Zero backlash, ensuring accurate and precise motion transfer.
- Can accommodate different shaft sizes and materials, providing flexibility in design.
Applications:
Clamp couplings find application in a wide range of industries and mechanical systems, including:
- Power transmission in industrial machinery and equipment.
- Robotics and automation systems.
- Printing and packaging machines.
- Material handling equipment.
- Pumps and compressors.
- Conveyor systems.
Overall, clamp couplings are a reliable and versatile solution for connecting rotating shafts and transferring power in various mechanical setups.
editor by CX 2024-05-08