China factory ALLTO now Promotional Item- Axial Expansion Joints with Competitive Price
Product Introduction
Axial Expansion Joints are critical components used in pipeline systems, also known as pipe expansion joints. They aim to address issues caused by temperature fluctuations and earthquakes in pipeline systems. When pipelines are affected by temperature changes or earthquakes, they may deform due to thermal expansion and contraction, leading to pipeline fracture or connection damage. The function of Axial Expansion Joints is to allow pipelines to expand and contract in this situation, eliminating the effects of pipeline deformation and pressure, making the pipeline system more stable and safe.
Sealing surface is molded with bellows at once without welding. The corrosion of welded material can be eliminated. Axial Expansion joints (bellows) are installed in a piping system to absorb vibration and shock. Axial Expansion Joints also have advantages such as reducing the noise and compensate caused by misalignment. In order to open more foreign markets, sincerely looking for agents or distributer all over the world.
Product Parameters
| Size | Flange Standard |
Instal Length mm |
Flange THK mm | Flange Materil |
Bellow Material |
Convolutions | Bellow THKmm |
Axial Movement | Weight KG |
| DN40 |
PN10/PN16 |
145 | 15 | Groove ductile Iron |
SUS 304 |
8 |
0.5 | 20 | 2.65 |
| DN50 | 155 | 16 | 0.5 | 20 | 2.95 | ||||
| DN65 | 185 | 17 | 0.6 | 26 | 3.8 | ||||
| DN80 | 200 | 18 | 0.6 | 28 | 4.75 | ||||
| DN100 | 205 | 19 | 0.6 | 34 | 5.6 | ||||
| DN125 | 245 | 20 | 0.6 | 40 | 7.2 | ||||
| DN150 | 255 | 21 | 0.6 | 40 | 8.9 | ||||
| DN200 | PN10 | 285 | 22 | 0.8 | 40 | 13.5 | |||
| DN250 | 280 | 23 | 7 | 1.0 | 40 | 18 | |||
| DN300 | 295 | 24 | 6 | 1.2 | 40 | 21 | |||
| DN200 | PN16 | 285 | 24 | 8 | 0.8 | 40 | 13.5 | ||
| DN250 | 285 | 24 | 7 | 1.0 | 40 | 21 | |||
| DN300 | 300 | 26 | 6 | 1.2 | 40 | 25 | |||
| Size | Flange Standard |
Instal Length mm |
Flange THK mm | Flange Materil |
Bellow Material |
Convolutions | Bellow THKmm |
Axial Movement | Weight KG |
| DN40 | PN10/PN16 | 145 | 15 | ductile Iron | SUS 304 | 8 | 0.5 | 20 | 3.41 |
| DN50 | 155 | 16 | 0.5 | 20 | 4.25 | ||||
| DN65 | 185 | 17 | 0.6 | 26 | 5.42 | ||||
| DN80 | 200 | 18 | 0.6 | 28 | 6.5 | ||||
| DN100 | 205 | 19 | 0.6 | 34 | 7.95 | ||||
| DN125 | 245 | 20 | 0.6 | 40 | 9.1 | ||||
| DN150 | 255 | 21 | 0.6 | 40 | 12.3 | ||||
| DN200 | PN10 | 285 | 22 | 0.8 | 40 | 17.75 | |||
| DN250 | 280 | 23 | 7 | 1.0 | 40 | 23 | |||
| DN300 | 295 | 24 | 6 | 1.2 | 40 | 27 | |||
| DN200 | PN16 | 285 | 24 | 8 | 0.8 | 40 | 16.8 | ||
| DN250 | 285 | 24 | 7 | 1.0 | 40 | 28.15 | |||
| DN300 | 300 | 26 | 6 | 1.2 | 40 | 34.8 | |||
Product name: Axial Expansion Joints
Place of Origin: Henan, China
Brand Name: ALLTO
Flange material: Ductile Iron
Bellow Material: SS304
Technics: Non-welded
Connection: Flange
Head Code: Round
Size: DN40-DN300
Flange Standard: PN10,PN16
Rated Working Pressure: 10bar, 16bar
Certificate: ISO 9001
HS Code: 7307 22
Axial Expansion Joints Application: Applied in Gas, Oil, Water, Hot Water, Stream
OEM/ODM: Allowed
Fast delivery with big quantity 5-20days
Packaging & Delivery:
Packaging Details
Carton Box, Pallet, or Plywood Case
Port Shanghai or Ningbo or Any Port in China
Product Display

Q : Are you trading company or manufacturer?
A: We are manufacturer of expasnion joint, flexible joint, flexible hose, PTFE compensator, steel product with more than 26-year experience.
Q: Do you have products catalogue?
A: Yes, we have. Please tell me your email or instant messager, we will send our catalogue.
Q: Have your products been exported?
A: Yes, they have been exported to USA, France, Bahrain, Australia, Malaysia, Norway, Finland, Peru, Chile, Brazil, Uruguay, Russia, UAE, Saudi Arabia, Oman, Egypt, Serbia, Vietnam, South Korea, Indonisia, India, Thailand, Pakistan, Philippines, Singapore etc.
Q: How long is your delivery time?
A: Depends on QTY, but normally no more than 20 working days, we always have stock about 10000pcs
Q: Can the products be manufactuered by customer's requirement?
A: Yes, the specifications stated above are the standard ones, we can design and manufacture as requirement.
Q: Visting company is allowed or not?
A: Yes, we welcome customers visiting our company. We are located in Zhengzhou, Henan Prov., China.
Our company is a professional company specializing in the production of water supply and drainage equipment.
and pipeline accessories. we have been producing since 1996 , reasonable price ,high quality and considerate service.
main products:Rubber Expansion Joints, Flexible Hose, Metallic Expansion Bellows,Dismantling Joints,Valves.
We have a young and energetic team. The team members are highly educated and qualified. They know how to
operate and manage; they understand how to be a harmonious unit and adept in self-improvement. We strive to
build a team which is based on "people oriented.work in earnest" We provide a coordinated-process service for
our clients during the whole purchase process.






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