Dresser coupling is a type of pipe fitting used to connect two sections of pipe, typically in a pipeline system. It is designed to provide a secure, leak-proof connection while allowing for some degree of movement or misalignment between the connected pipes. Dresser couplings are often used in various applications, including water supply, gas distribution, and industrial processes.
| Nominal diameter |
Range(mm) | L(mm) | D(mm) | Bolt | ||
| mm | Inch | size | QTY | |||
| 50 | 2 | 59-72 | 102.0 | 165.0 | M12*180 | 2.0 |
| 65 | 2½ | 72-85 | 102.0 | 185.0 | M12*180 | 2.0 |
| 80 | 3 | 88-103 | 102.0 | 185.0 | M12*180 | 4.0 |
| 100 | 4 | 109-128 | 102.0 | 218.0 | M12*180 | 4.0 |
| 125 | 5 | 132-146 | 102.0 | 250.0 | M12*180 | 4.0 |
| 150 | 6 | 159-182 | 102.0 | 272.0 | M12*200 | 4.0 |
| 200 | 8 | 218-235 | 130.0 | 335.0 | M12*220 | 4.0 |
| 250 | 10 | 272-289 | 130.0 | 405.0 | M12*220 | 6.0 |
| 300 | 12 | 315-332 | 130.0 | 460.0 | M12*220 | 6.0 |
| 300 | 12 | 322-339 | 130.0 | 435.0 | M12*220 | 6.0 |
| 350 | 14 | 340-360 | 150.0 | 455.0 | M12*250 | 6.0 |
| 350 | 14 | 351-368 | 150.0 | 518.0 | M16*250 | 8.0 |
| 350 | 14 | 374-391 | 150.0 | 568.0 | M16*250 | 8.0 |
| 400 | 16 | 425-442 | 150.0 | 580.0 | M16*250 | 8.0 |
1.Compression Design: Dresser couplings use a compression mechanism to create a tight seal between the two pipe ends. This design accommodates variations in pipe diameter and alignment.
2.Flexible Connection: They allow for axial movement, making them suitable for applications where thermal expansion or ground movement may occur.
3.Durability: Made from high-quality materials (often steel or ductile iron), Dresser couplings are resistant to corrosion and wear, ensuring a long service life.
4.Ease of Installation: These couplings can be installed quickly and easily without the need for special tools or welding, making them ideal for maintenance or repair work.
Dresser couplings are commonly used in:
Water Supply Systems: To connect water pipes, especially in municipal water systems, ensuring a reliable flow of water.
Natural Gas Distribution: Employed in gas pipelines to connect sections securely while allowing for flexibility and movement.
Industrial Processes: Used in various industries, including petrochemical, mining, and wastewater treatment, where reliable pipe connections are critical.
Overall, Dresser couplings are essential components in many piping systems, providing flexibility, durability, and ease of installation while ensuring leak-proof connections.
