Hand-made rubber expansion joint is a custom-designed flexible connector crafted manually to meet specific application requirements. Unlike mass-produced expansion joints, hand-made versions allow for greater flexibility in terms of size, shape, and material selection, making them suitable for unique or challenging piping configurations.
| Nominal diameter |
Length (mm) |
Axial displacement | Horizontal movement (mm) |
Deflection angle (a1+a2) |
Special length (mm) |
||
| mm | Inch | Compression (mm) |
Extension (mm) |
||||
| 32 | 1¼ | 95 | 9 | 6 | 9 | 15° | 130/150/200 |
| 40 | 1½ | 95 | 10 | 6 | 9 | 15° | 130/150/200 |
| 50 | 2 | 105 | 10 | 7 | 10 | 15° | 130/150/200 |
| 65 | 2½ | 115 | 13 | 7 | 11 | 15° | 130/150/200 |
| 80 | 3 | 135 | 15 | 8 | 12 | 15° | 130/150/200 |
| 100 | 4 | 150 | 19 | 10 | 13 | 15° | 130/200 |
| 125 | 5 | 165 | 19 | 12 | 13 | 15° | 130/150/200 |
| 150 | 6 | 180 | 20 | 12 | 14 | 15° | 130/150/200 |
| 200 | 8 | 210 | 25 | 16 | 22 | 15° | 130/150/200 |
| 250 | 10 | 230 | 25 | 16 | 22 | 15° | 130/150/200 |
| 300 | 12 | 245 | 25 | 16 | 22 | 15° | 130/150/200 |
| 350 | 14 | 255 | 25 | 16 | 22 | 15° | 130/150/200 |
| 400 | 16 | 255 | 25 | 16 | 22 | 15° | 130/150/200 |
| 450 | 18 | 255 | 25 | 16 | 22 | 15° | 200 |
| 500 | 20 | 255 | 25 | 16 | 22 | 15° | 200 |
| 600 | 24 | 260 | 25 | 16 | 22 | 15° | 300 |
| 700 | 28 | 260 | 25 | 16 | 22 | 15° | 300 |
| 800 | 32 | 260 | 25 | 16 | 22 | 15° | 300 |
| 900 | 36 | 260 | 25 | 16 | 22 | 15° | 300 |
| 1000 | 40 | 260 | 26 | 18 | 24 | 15° | 300 |
| 1200 | 48 | 260 | 26 | 18 | 24 | 15° | 300 |
1.Customization: Hand-made expansion joints can be tailored to specific dimensions, pressure ratings, and materials to suit the particular needs of a project, allowing for a perfect fit in complex systems.
2.High Quality: Skilled craftsmanship ensures that each joint is constructed with attention to detail, using high-quality rubber and reinforcement materials, which can enhance durability and performance.
3.Enhanced Flexibility: They can accommodate a variety of movements—axial, lateral, and angular—effectively absorbing thermal expansion and vibrations within the piping system.
4.Versatile Applications: Suitable for a wide range of industries, including water treatment, HVAC, petrochemical, and manufacturing, where standard options may not provide the required specifications.
Hand-made rubber expansion joints are commonly used in specialized applications where standard solutions may not suffice. They are often found in high-stress environments, complex piping layouts, or when dealing with non-standard pipe sizes and configurations. By providing custom solutions, these joints help to maintain the integrity of the piping system while ensuring optimal performance and longevity.
