Product Description

stainless steel bellow coupling for auto parts
Basic Parameters: 

Specification:	DN50-DN8000
Compensator	Axial and lateral
Bellows Material:	Stainless steel,Carbon steel,PTFE,HDPE,EPDM,NBR
Other Parts Material:	Carbon steel, stainless steel, PTFE
Bellow Type	Single layer or multi-layer
Connection type:	Welded, Flange, Joint
Design Temp.:	Max 1300 deg. C
Design Pressure:	Max 4.0MPa
Movement:	0-40 deg.
Certification	ISO9001,SGS
OEM/ODM Service	Available
Testing:	1. Chemical analysis for material
	2. Mechanical property testing for material
	3. NDT will be carried out on all products
	4. Pressure testing
	5. Painting testing
	6. Dimension and appearance quality inspection
	7. Package inspection

Products Show: 

Features: 

1. Metal bellows to absorb large axial displacement between straight tube and support frame, and small horizontal displacement; 

2. To resolve minor deviation because of piping connection and eliminate the pipeline residual stress; 

3. All of our metal bellows are easy to clean and maintenance.    

 

Application Fields:    

 

Packaging & Shipping:       

 

 

Delivery Details: Within 10-15 days after receiving payment

Packaging Details: Standard export wooden case 

Company Information: 

We are specialized in the manufacturing of all kinds of stainless steel expansion joints and flexible metal hose for over 20 years. 

We have achieved ISO 9001 quality system certification and Manufacture License Of Special Equipment Peoples’s Republic Of China. 

Advanced technology, good quality, reasonable price and good after-sales service, let us become the industry’s leading brand!          

 

 

 

FAQ:    

 

Q: How to pay express charges if order samples? 

A: For those customer, who has DHL, FedEx, TNT, UPS account, can give us your account and we will send the samples by freight collected. For those customers, who do not have an express account, we will calculate the express freight charge for you and you can pay the freight charge directly to our company account. Then we will delivery the samples of flexible metal hose by prepaid.    

 

Q: How to pay sample charges? 

A: You can pay to pur company account. When we received the sample fee, we will arrange to make the samples for you, The prepare tiome for sample of flexible metal hose will be 3-7 days.    

 

Q: How to order your items? 

A: If you have the drawings of products like flexible metal hose, send them to us, we can production the items according to your drawings perfectly! If you not have drawings, please tell us the size, material, quantity, pressure, medium of the item you want, then our technical section will provide drawings for you to confirm the right specification. Finally make you satisfied! 

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Are There Specialized Bellows Couplings Designed for High-Speed or High-Torque Applications?

Yes, there are specialized bellows couplings designed to excel in high-speed or high-torque applications. These specialized couplings are engineered to meet the unique demands of such scenarios, providing optimal performance, reliability, and durability. Here’s how bellows couplings are tailored for high-speed and high-torque applications:

• High-Speed Bellows Couplings: For high-speed applications, the primary consideration is reducing rotational inertia to minimize the effects of centrifugal forces. High-speed bellows couplings are crafted using lightweight materials, such as aluminum or titanium, to achieve lower inertia. The low inertia helps to minimize the risk of resonance and vibrations at elevated speeds, ensuring smooth operation. Additionally, these couplings undergo precise balancing to further enhance their suitability for high-speed applications.
• High-Torque Bellows Couplings: High-torque applications demand couplings capable of transmitting substantial amounts of torque without failure. In such cases, bellows couplings are designed with robust materials, such as stainless steel or alloy steel, to handle the increased torque load effectively. The bellows structure is also engineered with thicker walls to improve torsional stiffness and torque transmission capabilities. Furthermore, the coupling’s design may incorporate multiple bellows to distribute the load evenly, preventing stress concentration on a single point.
• Custom Engineering: Some high-speed and high-torque applications may require bespoke solutions. In such instances, manufacturers offer custom engineering services to tailor the bellows coupling’s dimensions, materials, and features to the specific requirements of the application. Customization ensures that the coupling can meet the stringent performance demands and environmental conditions of the particular high-speed or high-torque setup.

It is crucial to select the appropriate bellows coupling that matches the application’s exact specifications and operational parameters. Choosing the right coupling will ensure smooth operation, prevent premature wear, and optimize the efficiency and reliability of the entire system. When working with high-speed or high-torque applications, consulting with experienced coupling manufacturers or engineering experts can help in selecting the best-suited bellows coupling for the intended use.

What are the Standard Sizes and Dimensions Available for Bellows Couplings?

Bellows couplings come in a variety of standard sizes and dimensions to accommodate different shaft diameters and application requirements. The sizes and dimensions of bellows couplings can vary depending on the manufacturer and specific series of the coupling. However, some common standard sizes and dimensions are as follows:

• Shaft Diameter: Bellows couplings are available in a range of shaft diameters, typically starting from a few millimeters up to several inches. Common sizes include 6mm, 8mm, 10mm, 12mm, 15mm, 20mm, 25mm, 30mm, and larger.
• Length: The overall length of a bellows coupling can vary based on the design and intended application. Standard lengths are usually specified by the manufacturer and can range from around 20mm to over 100mm, with longer versions available for certain applications.
• Outer Diameter: The outer diameter of a bellows coupling is determined by the coupling’s construction and can vary across different models. It is essential to consider the available space and installation requirements when choosing a bellows coupling based on its outer diameter.
• Maximum Torque Rating: Each bellows coupling has a maximum torque rating that defines the maximum amount of torque it can transmit without failure. The torque rating is typically specified in Newton-meters (Nm) or pound-inches (lb-in) and varies between different sizes and materials.
• Maximum Speed Rating: Bellows couplings are rated for a maximum rotational speed, usually expressed in revolutions per minute (RPM). The speed rating is an important consideration for high-speed applications to avoid exceeding the coupling’s critical speed or causing undue stress on the components.
• Material: Bellows couplings can be made from various materials, including stainless steel, aluminum, and other alloys. The choice of material depends on factors such as the application’s requirements, environmental conditions, and the need for corrosion resistance.

It’s important to note that these dimensions and specifications may vary depending on the manufacturer and the specific series or model of the bellows coupling. When selecting a bellows coupling, it is crucial to consider the mechanical and performance requirements of the application to ensure proper fit and optimal performance.

What are the Different Types of Bellows Couplings Available, and Their Respective Applications?

There are several types of bellows couplings available, each designed to suit specific applications and requirements. Some of the most common types include:

• Single Bellows Coupling: This type of bellows coupling consists of a single bellows element and is suitable for applications with moderate misalignment and torsional stiffness requirements. It is commonly used in robotics, automation, and general motion control systems.
• Double Bellows Coupling: The double bellows coupling features two bellows elements with an intermediate shaft in between. This design offers higher torsional stiffness and increased angular misalignment capacity. It is often used in precision positioning equipment and applications requiring higher torque transmission.
• Flexible Beam Coupling with Bellows: This type of coupling combines the flexibility of a beam coupling with the compensating capability of a bellows coupling. It can handle moderate misalignments and provides a good balance between flexibility and torsional stiffness. It finds applications in medical devices, optical systems, and semiconductor equipment.
• Torsionally Rigid Bellows Coupling: As the name suggests, this coupling type offers exceptional torsional stiffness, making it suitable for applications where precise motion control and low torsional backlash are critical. It is commonly used in CNC machines, high-speed spindles, and other high-precision systems.
• Miniature Bellows Coupling: This type is specifically designed for applications with limited space and where low inertia is crucial. It is commonly used in small robotics, miniature positioning stages, and micro-machining systems.
• High-Temperature Bellows Coupling: This specialized coupling can withstand elevated temperatures, making it suitable for applications in harsh environments, such as aerospace, exhaust systems, and certain industrial processes.

The choice of bellows coupling type depends on the specific requirements of the application. Factors such as misalignment compensation, torsional stiffness, torque capacity, space constraints, and environmental conditions play a crucial role in selecting the appropriate coupling type.

When selecting a bellows coupling, it is essential to consider the coupling’s torque ratings, allowable misalignments, and operating conditions to ensure optimal performance and reliability. Consulting with coupling manufacturers or engineering experts can help in making an informed decision based on the specific needs of the mechanical power transmission system.

editor by CX 2024-02-06