high pressure expansion joints hydro test Video
Product Introduction
High Pressure Expansion Joints are specialized components used to connect high pressure pipelines or pipeline systems. Their main function is to absorb deformation and stress caused by thermal expansion, vibration, or other factors in the pipeline system to protect the safety and integrity of the pipeline. High pressure expansion joints are typically made of metal materials with high pressure resistance, strength, and wear resistance. They can also be designed and customized according to the specific needs and working conditions of the pipeline system.
This product can be designed with reinforcement rings or balancing rings, which are located on the outside of the bellows to prevent the bellows from being squeezed out from high pressure. The main purpose of these devices is to reinforce the bellows under high internal pressure, so that the bellows will not creep, and to balance the movement between all bellows.
The pressure balancing ring and reinforcement ring are made of carbon steel, stainless steel or other suitable alloys. The cross-section of the reinforcement ring is usually T-shaped, and the balancing ring is usually made of pipe or solid round bar of suitable material.
Bellows with reinforcement rings or pressure balancing rings can be used in any type of expansion joint (axial, lateral, or angular). The disadvantage of these bellows is that they increase the stiffness of the bellows and limit the movement of the bellows.
Product parameters


|
Diameter NO. |
O.D. |
Bellows P×H |
Overall Length(mm) (at preset) |
Axial Mov.(mm) (at preset) |
|
50A |
185 |
25×25 |
325 (335) |
±10 (-20) |
|
65A |
205 |
25×25 |
325 (335) |
±10 (-20) |
|
80A |
220 |
25×25 |
350 (362) |
±12 (-24) |
|
100A |
255 |
30×30 |
390 (404) |
±14 (-28) |
|
125A |
280 |
30×30 |
480 (404) |
±14 (-28) |
|
150A |
340 |
40×40 |
480 (496) |
±16 (-32) |
|
200A |
395 |
40×40 |
480 (496) |
±16 (-32) |
|
250A |
375 |
50×50 |
500 (516) |
±16 (-32) |
|
300A |
450 |
60×50 |
550 (567) |
±17 (-34) |
|
350A |
485 |
60×50 |
600 (617) |
±17 (-34) |
|
400A |
535 |
60×50 |
650 (667) |
±17 (-34) |
|
450A |
590 |
60×50 |
650 (667) |
±17 (-34) |
|
500A |
650 |
60×50 |
700 (717) |
±17 (-34) |
|
600A |
750 |
60×50 |
700 (717) |
±17 (-34) |
Advantages
1. High pressure resistance: This product can withstand high pressure in the pipeline system, providing reliable protection for the integrity of the pipeline.
2. Flexible movement: Bellows can absorb the deformation and stress caused by pipeline system changes, ensuring the safe and stable operation of the pipeline.
3. Customizable design: high pressure expansion joints can be designed and customized according to the specific needs of the pipeline system, providing a tailor-made solution.
4. Durability: Bellows are made of high-quality metal materials that are strong and wear-resistant, providing a long service life with minimal maintenance.
In summary, high pressure expansion joints are a high-quality, reliable, and versatile product with excellent strength, corrosion resistance, wide temperature range, and customizability, making it an ideal choice for all industrial applications. We have a professional sales and technical team that can customize and design according to your needs. If interested, please contact us as soon as possible
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