What is End Cap?
End Cap is an important accessory in aluminum compressed air piping systems, used to close off the end or branch connections of the piping to prevent gas leakage and keep the system sealed.
Function of the End Cap:
Seal the end of the pipeline: installed at the end of the pipeline, to prevent compressed air leakage, to ensure that the system pressure is stable.
Seal unused connections: Used to temporarily seal unused branch connections for future expansion or maintenance.
Safety and security: to prevent foreign objects from entering the pipeline, to protect the internal cleanliness of the system, to avoid equipment damage.
Aluminum alloy end cap features:
High-quality sealing: Precision processing and sealing materials are used to ensure airtightness and prevent leakage.
Strong corrosion resistance: Aluminum alloy material has good corrosion resistance, suitable for a variety of environments.
Lightweight and easy to install: light weight, easy to install, support threaded or quick coupling connection.
High durability: High pressure and abrasion resistant, long service life.
Beautiful appearance: the surface is anodized, beautiful and corrosion-resistant.
Advantages of choosing aluminum end cap:
Efficient sealing: Ensure no leakage in the system and maintain stable pressure.
Economical and practical: low installation and maintenance costs, cost-effective for long-term use.
Safe and Reliable: Prevent foreign objects from entering and protect the system for safe operation.
Flexible Adaptation: A variety of specifications can be selected to adapt to different pipeline requirements.
End Cap
![]() | S.N | Nominal diameter(mm) | W(mm) | H(mm) |
11 0400 01 | DN20(Assembly) | 48 | 54 | |
22 0400 01 | DN25(Assembly) | 53 | 55 | |
11 0400 00 | DN20 | 20 | 27 | |
22 0400 00 | DN25 | 25 | 27 | |
44 0400 00 | DN40 | 40 | 43 | |
55 0400 00 | DN50 | 50 | 43 | |
66 0400 00 | DN65 | 68 | 58 | |
77 0400 00 | DN80 | 85 | 58 | |
88 0400 00 | DN100 | 102 | 58 | |
99 0400 00 | DN125 | 125 | 70 | |
CC 0400 00 | DN148 | 148 | 75 | |
BB 0400 00 | DN200 | 205 | 75 | |
*The same size EQUAL PIPE TO PIPE CONNECTOR shall be equipped for product code ends with xxxxxx00. |
Photo | Product Name | Product Parmeters | Details |
![]() | Aluminum Pipe | DN20-DN200 | Click on |
Equal Pipe to Pipe Connector | DN20-DN200 | Click on | |
Equal Tee | DN20(Assembly) DN25(Assembly) DN20-DN200 | Click on | |
90° Quick Drop | Multiple models available | Click on | |
Equal Flange | DN20-DN200 | Click on | |
Tubine Butterfly Valve | DN65-DN200 | Click on |
1. Complete Reliability | Removable and reusable components, perfect for your factory environment Fast installation of shunt device and branch pipeline, convenient adjustment of production line Rich interfaces and accessories, suitable for any system All components are nonflammable |
2. Better Corrosion Resistance than 304 Stainless Steel | Anti-corrosion Internal Surface Treatment of Aluminum Alloy Pipe Alkali and acid corrosion resistance Internal surface always clean, no pressure loss of the pipe network system |
3. Easy Operation | Pipelines and connectors can be installed immediately without additional treatment -- no pre construction preparation is required Fast assembly, no welding, gluing or stranding required - time saving Easy assembley- no need for training Light weight, easy for cutting pipes -- easier to work on site Directly use -- the system can be tested and used immediately |
4. Energy Saving | Consistently high quality interior surfaces - clean air Low friction of inner surface -- high flow performance Precise pipe diameter - optimized sealing Automatic filling type large contact surface sealing system ,no leakage |
5. Excellent Resistance against the Following Environments | Corrosion Mechanical vibration Thermal variations U.V Compressor oil |
6. Durable, Beauty | Electrostatic spraying when leaving the factory Standard color, beautiful appearance |

Compressed Air Tubes Aluminium Alloy Pipe Fittings End Caps
Suzhou Jieyou Fluid Technology Co., Ltd. is dedicated to providing a sustainable, efficient, and energy-efficient fluid transportation system. Our high-quality pipe fittings, including end caps, are designed for durability and come with a ten-year quality guarantee. Suitable for various plumbing and hardware applications, our round-shaped end caps ensure a secure and reliable connection.


Welcome to Suzhou Jieyou Fluid Technology Co., Ltd.
Suzhou Jieyou Fluid Technology Co., Ltd. is a leading manufacturing company specializing in aluminum pipe, pipe fittings, and industrial aluminum profiles. With our state-of-the-art facilities and advanced technical equipment, we are dedicated to delivering top-notch products to our customers.
Product Features:
- High-quality aluminum alloy pipes
- Precision-engineered pipe fittings
- Durable industrial aluminum profiles
Benefits of Choosing Us:
- Extensive research and development for innovative solutions
- Efficient production and installation process
- Annual production capacity of 3,000 tons of aluminum alloy pipes and 8,000 tons of industrial aluminum profiles
- Imported production and inspection equipment from Germany, South Korea, and Japan
- Commitment to delivering top-notch products
- Expertise and resources to meet your specific requirements
Choose Suzhou Jieyou Fluid Technology Co., Ltd. for all your aluminum alloy product needs. Contact us today to discuss your requirements and experience the quality and reliability of our products.

Suzhou Jieyou Fluid Technology Co., Ltd.
The company specializes in the innovation and deep processing of non-ferrous materials. We are proud to introduce our high-quality and diverse range of products that cater to the demands of customers worldwide.
High Intensity Aluminum Alloy Pipe
Our aluminum alloy pipe is designed to withstand high-intensity applications, ensuring durability and reliability.
Stainless-Steel Pipe
Our stainless-steel pipe offers excellent corrosion resistance and is suitable for various industrial and commercial applications.
Copper-Aluminum Composite Pipe
Our composite pipe combines the advantages of both copper and aluminum, providing superior heat transfer and corrosion resistance.
Aluminum Pipe with Internal Thread
Our aluminum pipe with internal thread is perfect for applications that require easy installation and secure connections.
High-Frequency Welding of Aluminum Alloy Collector Pipe and Pipe Fittings
Our high-frequency welded aluminum alloy collector pipe and pipe fittings ensure efficient fluid collection and distribution.
With our commitment to innovation and deep processing, we strive to deliver more diversified and superior products to meet the evolving needs of our customers worldwide.
Welcome to Suzhou Jieyou Fluid Technology Co., Ltd.
At Suzhou Jieyou Fluid Technology Co., Ltd., we are committed to continuously improving the reliability and durability of our products through sustained design innovation. Our innovative process, combined with strict working condition design and rigorous quality control measures, ensures the production of high-quality products.
With JIEU, you can expect powerful technical support for every project, while minimizing your costs. Our goal is to provide you with the perfect total solution for fluid transportation, allowing you to achieve optimal return on investment and safeguard efficient productivity.




Suzhou Jieyou Fluid Technology Co., Ltd.
UPIPE Series - Ten-Year Quality Guarantee
Suzhou Jieyou Fluid Technology Co., Ltd. is proud to offer a ten-year quality guarantee on our UPIPE series products. We are committed to providing exceptional quality and ensuring customer satisfaction.
Quality Problem Coverage
Within ten years from the installation and acceptance of the UPIPE series product, our company will replace or repair the product free of charge in case of any quality problems.
Exclusion Clause
The following reasons are not covered by the warranty:
- The product or component is out of the warranty period, except for products with extended quality assurance service.
- The product has not been installed according to our stipulations or has exceeded the applicable scope specified by our company. The product must be operated according to our company's manual and the requirements of the pertinent installation and maintenance documents. It should not be used in a working environment that is against our stipulations. Any damage caused by improper installation, storage, or operation, such as exposure to high or low ambient temperatures, corrosive environments, or external forces, is not covered.
- The breakdown or damage caused by unauthorized installation, repair, modification, or dismounting performed by our company's after-sales personnel or the designated service agent, except for the third-party after-sales service agency entrusted by the company.
At Suzhou Jieyou Fluid Technology Co., Ltd., we stand behind the quality of our UPIPE series products. Our ten-year quality guarantee ensures that you can trust in the durability and reliability of our products.