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Tube Bundle Welding & Assembly for Shell & Tube Heat Exchangers

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Product details

Product Overview

Wuxi Yiteng Pressure Vessel Co., Ltd. specializes in the design and manufacturing of high-performance ASME U Tube Heat Exchanger solutions for industries requiring reliable heat transfer under high temperature, high pressure and severe thermal expansion conditions.

Compared with conventional heat exchanger designs, the U tube heat exchanger adopts a U-shaped tube configuration that allows the tubes to expand freely under thermal stress, making it an ideal solution for applications with large temperature differences between shell-side and tube-side fluids.

As an experienced heat exchanger manufacturer, we provide customized U-tube solutions according to customer process requirements, including heat transfer area, pressure rating, material selection and mechanical design.

Our ASME heat exchanger products are manufactured according to international standards such as ASME VIII Division 1, TEMA and GB/T151, ensuring excellent mechanical strength, corrosion resistance and long-term operational reliability.

The removable Tube bundle design enables easier inspection, cleaning and maintenance, while the precision tube-to-tubesheet connection technology improves sealing performance and prevents leakage during continuous operation.

For demanding industrial environments, our ASME U stamp heat exchanger systems provide dependable performance for chemical processing, petrochemical refining, power generation and other critical applications.
 

Technical Specifications

Parameter Specification
Product Type U Tube Heat Exchanger
Design Standard ASME VIII Division 1 / TEMA R, C, B / GB/T151 / EN13445
Certification ASME U Stamp Available
Heat Transfer Area 1~5000 m²
Design Pressure Vacuum to 35 MPa
Special High Pressure Design Up to 50 MPa
Design Temperature -196℃ ~ +600℃
Tube Configuration U-shaped seamless tubes
Tube Arrangement Triangular / Square Pitch
Tube Material Stainless Steel / Duplex Stainless Steel / Titanium / Nickel Alloy
Shell Material Carbon Steel / Stainless Steel / Duplex Steel
Tube Diameter Φ6~Φ50 mm Customized
Tube Length Customized according to project requirements
Tube Passes 2 Pass / Multi Pass
Shell Pass Single Shell Pass / Multiple Shell Pass
Tube Sheet Type Fixed Tube Sheet with U Tube Bundle
Tube Connection Expansion / Welding Expansion Combination
Welding Standard ASME Section IX / ISO 3834
Inspection RT / UT / PT / MT
Pressure Test Hydrostatic Test / Pneumatic Test
Surface Treatment Pickling / Passivation / Internal Polishing

Manufacturing Features

 

1. Advanced U Tube Bending Technology

The U-shaped tube is the core component of this heat exchanger design.

Our manufacturing process includes:

  • Precision tube bending
  • Controlled bending radius
  • Tube deformation inspection
  • Dimensional verification

This ensures:

  • Smooth fluid flow
  • Reduced stress concentration
  • Stable heat transfer performance

2. High Precision Tube Sheet Machining

Tube sheets are manufactured using CNC machining technology.

Key processes include:

  • CNC drilling
  • Hole position accuracy control
  • Surface machining
  • Dimensional inspection

High precision tube sheets ensure accurate tube installation and reliable sealing performance.


3. Reliable Tube-to-Tubesheet Connection

We apply professional tube joining technology:

  • Mechanical expansion
  • Hydraulic expansion
  • Seal welding

Advantages:

  • Leakage prevention
  • Strong mechanical connection
  • Long service life under pressure cycling

4. ASME Qualified Welding Process

All pressure welding operations follow qualified procedures according to:

  • ASME Section IX
  • ISO welding standards

Applicable welding processes:

  • TIG welding
  • Automatic welding
  • Stainless steel welding
  • Alloy welding

5. Professional Inspection System

Each U Tube Heat Exchanger undergoes complete quality inspection:

Material Inspection

  • PMI testing
  • Material certificate verification

Welding Inspection

  • Visual inspection
  • NDT testing
  • Weld quality evaluation

Final Testing

  • Hydrostatic pressure test
  • Dimensional inspection
  • Leakage testing

Why Choose Us

Specialized Pressure Equipment Experience

Wuxi Yiteng Pressure Vessel Co., Ltd. focuses on the design and manufacturing of pressure vessels and heat transfer equipment.

Our engineering team understands complex requirements involving

✔ Excellent thermal expansion capability
✔ Suitable for high temperature difference applications
✔ Removable tube bundle design
✔ ASME U Stamp manufacturing available
✔ Customized pressure and material solutions
✔ Reliable performance for demanding industrial environments
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Audited supplier
3 month
Address: Wuxi, China


Main Product: Shell and Tube Heat Exchanger, Thin Film Evaporator, Short-Path Distillation Evaporators, Agitator vessels , ASME U Stamp Certified Distillation Columns, other customized pressure vessel

Disclaimer:
The information of 2bvideo.com limited shown above is provided by the user or collected on the network. Video 2B does not guarantee the authenticity,accuracy and legitimacy of 2bvideo.com limited information. Video 2B does not involve legal relationships and disputes between users arising from transactions other than secured transactions on this website. Disputes shall be settled by you through negotiation. If you are the person in charge or relevant employee of this enterprise, if you find that the enterprise information is incorrect or want to manage thiscompany, please contact us jacklee1558@gmail.com, after you claim the enterprise, you can obtain management permission, publish supplyand demand information, bring consulting orders, and remove page advertisements.
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