Stainless Steel Expansion Joints for Axial Movements | ROTH

04 Nov.,2024

 

Stainless Steel Expansion Joints for Axial Movements | ROTH

Axial Expansion Joints

Stainless steel expansion joints are essential flexible elements of modern pipe technology. They offer the perfect solution in absorbing expansion caused by temperature changes in pipe systems. Furthermore, they are able to compensate any vibrations which may occur in pumping systems, motors, compressors, or turbines under working conditions that are not suitable for rubber expansion joints. The basic advantages to be gained from using stainless steel expansion joints are:

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  • Relative small space required for installation;
  • Absorption of movements in multiple directions due to their inherent flexibility;
  • Stainless steel expansion joints require almost no maintenance;
  • They reduce load and temperature loss to a minimum.

Main characteristic of a stainless steel expansion joint is the flexibility of its bellow. This flexibility results from the bellow&#;s geometrical shape and the number of convolutions. Also, the thickness of each ply and the materials used for construction play an important role in defining the characteristics of the expansion joint.

Applications

The most common and simple type of compensation is provided by an axial stainless steel expansion joints. These axial compensators counteract linear changes in the longitudinal direction of a pipeline due to thermal expansion, but with proper design can also compensate some lateral and angular movements and even vibration. Unrestrained axial stainless steel expansion joints do not restrain pressure thrust so adequate anchors and guides must be provided and they can be used only in piping systems that incorporate correctly designed anchors and pipe alignment guides.

In order to assure proper operation for any stainless steel axial expansion joint please take in consideration the following notes regarding basic installation:

  • Only one axial stainless steel expansion joint between two fixed points;
  • Locate fixed points and guides as close to the expansion joint as possible;
  • The pipelines must be exactly aligned;
  • The axial expansion joint must not be subjected to torsional stress;
  • Only low-frequency vibration loads are permissible;
  • Where welding is required in assembly, the bellows must be protected from sparks;
  • Protect bellows, supports, and pipe guides against soiling and damage.

ROTH stainless steel axial expansion joints are designed, manufactured and approved in accordance to industy's most recognized standards: EJMA Standards and/or ASME Code for 'Pressure Vessel and Heat Exchanger Expansion Joints App. BB Sect. VIII' under the close suppervision of our engineers in order to meet each and every application specificity.

Contructive types

Boutique Stainless Steel Corrugated Compensator

Basic Info.

Product Description

Product Description

Product name: Stainless steel corrugated compensators for water, oil and gas

The company is the world’s best hydro cyclone separator supplier. We are your one-stop shop for all needs. Our staff are highly-specialized and will help you find the product you need.

Detailed Photos

Product size specification

Product Applications

Company Profile

Founded in , our company, Wenzhou Dejia Special Steel Co., Ltd is specialized in producing various products such as elbows, tees, reducers, caps, flanges and valves. We can produce products according to National standard, American standard etc. It's our feature that we can produce products of any size ad per customers' special demands.

  Our company thrive on honesty, continuity and transparency with our clients. We would like to cooperate with global customers and make the good protection project in world market.

  Why choose our company? We features scientific and rational design, advanced production process, quality manufacturing materials,  comprehensive security protection and first-class after-sales service.
 

Packaging & Shipping

FAQ

Q: What are your main products?
A: We specialize in producing a wide range of valves, elbows, flanges, Tee, Cross, gaskets etc.

Q: How long is your delivery time?
A:Usually it's 15-30 days all the best or it's more than 30 days according to the quantity.

Q: Do you provide samples? Free or charge?
A:Yes, we'd like to offer you samples but you have to cough up dough for shipping.

Q: How do you guarantee the quality of your products?
A: Before mass production, a few products made by our engineers for conduct tests. All products must be checked before shipping.

Q: How about your service?
A: Aiming to the concept of " Service Supremacy", we have pre-sale service, on-purchase service and after-sales service.

Q: About packing?
A: Depending on the properties of the product, choose its appropriate packaging to protect the item from damage and allow you to purchase at ease.

Q: About color difference?
A:  All products are shot in real objects, and there will be a slight degree of color difference between the real thing and the picture due to the shooting light, the color value bias of the display, and the individual's understanding of color. Colour is subject to the goods received.

Q: What size can your company produce?
A: We have all the common sizes on the market. In addition, we can also customize according to your needs, whether its size or material.