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Bellows compensator with inner sleeve

Bellows compensator with inner sleeve

Code: TD-1033 Category: Compensators with inner sleeve

Learn about the Compensators with inner sleeve manufactured at the Tan Dat Flex workshop. A technical solution to absorb thermal expansion, reduce vibration, and compensate for misalignment in industrial piping systems.

  • Certified stainless steel of the correct grade
  • 100% pressure tested before shipment
  • Made to your size and connection type
  • Factory prices – good discounts for dealers and contractors
Price: Contact us for the best price
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  • Fast quotation
  • Direct manufacturer
  • Project partnership
  • Nationwide delivery

Specifications

Product typeKhớp co giãn Pasty – bù trừ
LengthOn request
Material304 stainless steel (316 on request)
OriginMade in Tan Dat workshop – Ho Chi Minh City, Vietnam
InspectionPressure and visual inspection before shipment
Custom manufacturingYes – size, end connection, material

Description

The role of Compensators with inner sleeve in industrial piping systems

In industrial operations, fluid-carrying pipelines are frequently subjected to high temperatures, causing sudden expansion or contraction. Without a compensation solution, the resulting stress can cause deformation, leakage, or destruction of welded joints. The Compensators with inner sleeve manufactured directly at the Tan Dat Flex workshop in Ho Chi Minh City act as flexible elastic points, helping to neutralize axial compression and tension forces and absorb vibrations from pumps or dynamic valves.

Compensators with inner sleeve – image 1

Technical specifications and standard manufacturing materials

To help engineers easily select equipment suitable for actual operating conditions, below is a table of basic specifications for this product line:

Technical characteristicsDetailed description
Product nameCompensators with inner sleeve (motion compensation series)
MaterialStandard 304 Stainless steel (316 Stainless steel optional upon request)
Overall lengthFlexible design according to project drawing requirements
Connection typeFlanged, welded, or threaded (fabricated according to technical specifications)
OriginTan Dat manufacturing workshop, Tan Vinh Loc, Ho Chi Minh City

The use of high-quality stainless steel materials helps the equipment withstand harsh working environments and minimizes chemical corrosion.

Compensators with inner sleeve – image 2

Guidelines for selection and installation notes for Compensators with inner sleeve

The process of integrating expansion compensation equipment into a system requires strict adherence to technical principles to ensure longevity:

  • Determine the exact stroke: It is necessary to calculate the thermal displacement amplitude of the pipeline before setting the length dimensions.
  • Fixing the supports (Anchor): The pipeline must be fixed at the end points to direct the force toward the expansion joint.
  • Avoid twisting: When tightening flange bolts, perform evenly in a diagonal pattern; do not allow the hose body to be twisted axially.
  • Pre-operation inspection: All products leaving the factory undergo hydraulic pressure testing and visual inspection to prevent leakage risks.

Practical applications in technical systems

Thanks to its sturdy structure and high adaptability, this equipment is widely installed in many factories and infrastructure projects:

  • High-pressure steam, compressed air, and hot water systems.
  • Technological pipelines in chemical, oil refining, paper, and cement plants.
  • Central air conditioning systems (Chiller), industrial refrigeration.
  • Fire protection (PCCC) pipeline networks that require continuous operational reliability.

Compensators with inner sleeve – image 3

Contact for technical advice and fabrication according to drawings

Tan Dat Flex accepts custom fabrication of equipment according to non-standard dimensions, meeting the exact technical requirements of each project. Engineers and contractors who need to discuss installation solutions or receive a detailed quotation, please connect with us immediately:

  • Company: CÔNG TY TNHH SX TM VÀ DỊCH VỤ CƠ KHÍ TẤN ĐẠT
  • Workshop address: D20/26F2 Vo Van Van, Hamlet 4A, Tan Vinh Loc Commune, Ho Chi Minh City
  • Hotline / Zalo: 0906 304 114
  • Email: khopgiannoinox.vn@gmail.com

Frequently asked questions about compensators with inner sleeve

How does an expansion joint differ from a flexible joint?
An expansion joint uses bellows to absorb axial thermal expansion; a flexible joint features a braided mesh, primarily used for vibration damping and lateral misalignment compensation. Long steam and hot water pipelines typically require expansion joints.
What information is needed to order a stainless steel thermal expansion joint?
DN, installation length, required expansion stroke, design temperature and pressure, medium, and flange standards. If you have an old sample, you only need to send photos and dimensions.
What is the function of the tie rods on an expansion joint?
Tie rods limit the extension and compression stroke, withstand pressure thrust, and maintain the joint at the installation length during transportation and construction.

Product reviews

Technical assessment Tan Dat Flex engineering team

Bellows compensator with inner sleeve belongs to our compensators with inner sleeve range. Material: 304 stainless steel (316 on request). Our engineers recommend it when you need this: absorbs axial thermal expansion and reduces stress on welds, supports and equipment. For the longest service life, choose the right specification and follow the installation guide.

Strengths
  • Absorbs axial thermal expansion and reduces stress on welds, supports and equipment
  • Isolates vibration from pumps, compressors and chillers, reducing weld cracks and pipe noise
  • Durable stainless steel that withstands heat and rust in normal service
  • Made to order in the size, end connection and material your project needs
Selection & installation notes
  • Movement must be calculated and guides/anchors installed correctly for stable operation
  • Install as close as possible to the vibration source; do not use the joint to correct large misalignment
  • For chloride, sea water or strong chemicals consider upgrading to SS316
  • When ordering, share pressure, temperature, medium and installation size for an accurate quotation

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