• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Material: Stainless Steel
  • Technics: Forged
  • Type: Coupling
  • Place of Origin: Henan, China (Mainland)
  • Model Number: flexible hose
  • Brand Name: LIWEI
  • Connection: Welding
  • Shape: Equal
  • Head Code: round
  • Name: Flexible double layer engine exhaust pipe bellows
  • Certificate: ISO9001/ISO14001
  • DN: 1.28''-48''
  • Standard: ANSI/JIS/DIN/GB
  • Pressure: 0.6~2.5 MPa
  • Business: Manufacture
  • Media medium: Hot air, SO2, steam, water, oil, acid, gas and etc.

Packaging & Delivery

Packaging Details Flexible double layer engine exhaust pipe bellows: Non-fumigation wooden case (Out package) and Plastic film and Textile membrane(inside package). We can make change as you request.
Delivery Time Shipped in 10 days after payment

Flexible double layer engine exhaust pipe bellows


Company Information

Flexible double layer engine exhaust pipe bellows is a part of automobile exhaust system, which is located at the front section of TWC. It can reduce vibration of the exhaust pipe caused by operation of the engine, protect the exhaust pipe from breaking and falling off due to long-term vibration, increase service life of the exhaust pipe, and reduce noise of the exhaust system. It is mainly applied to the connection between engine and exhaust system of cars, heavy-duty vehicles (passenger car, bus), construction machinery, forklift and other special trucks.

1)Installed between engine and muffler;
2)Used to decrease engine noise and vibration;
3)Absorbs muffler pipe thermal expansion;
4)Compensates for exhaust converter misalignment;
5)Reduces air pollution;
6)Made of stainless steel 304(main)/316L/309S etc. ,single layer and double layer are available;
7)Stainless steel 409L or aluminized steel for collars on both ends;
8)Outside braid, middle double bellows and lined inside braid;
9)Lined with inside interlock or nothing inside;

10)Size, diameter and length can be produced as per client's requirements.


Structure and Main sizes of flexible double layer engine exhaust pipe bellows :

Connect Values of flexible double layer engine exhaust pipe bellows :





Our Services

The success of our customers: 

We always ask our customers: How can we contribute to your success? Without the success of our customers, our staffs can not claim for their successes.

Process & Quality:                         

We invest in knowledge and process control,we pay attention to each detail to ensure first time right, which will give us leading edge to serve our customers.

Team & Services:                           

We have an international sales team to serve world wide customers, every detail will be concerned then. We believe “service creates value, professional upgrades service, Implement with which Specialized knowledge and enthusiasm to achieve win-win cooperation with our customers.

We design a manufacturing system that can create synergy and reliability. So we can do good things efficiently and repeatedly.Quality services and products come from happy responsible people with good knowledge and teamwork.

We provides quick global response and short lead time at competitive prices. 


Thankful for dedicated team siprit and devotion

Thankful for customers choice and recognition

Thankful for partners support and follow

Thankful for opponent's inspiration and motivation

Thankful for community tolerance and give


Packaging & Shipping

Shipping Method:  DHL/UPS/TNT/FEDEX/EMS/SF international express/ By sea/ By air according to your quantity or request.






1.Are you manufacturer?

Yes, we have our own factory and has 30 years manufacturing experience, so we can give you the most professional and accurate price and sevices.


2.Can you help us to install at field?

Sorry, we don't take charge of installing at field, but we will supply Installation Guid and Notices together with the products. If you requests, you should pay salary for our workers.


3.Do you have warranty?

Yes, we have one year warraty from the date you received the products, so please notice us in time, or the warranty time will start from the B/L, during warranty, we will take charge of the whole cost if any quality question happened.


4.How long will be the quotation validity?

The quotation validity is 30 days, subject to our final confirmation.




Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $39,000
Learn More