Fixed Tube Sheet Heat Exchanger For Chemical Industry
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Fixed Tube Sheet Heat Exchanger For Chemical Industry

A fixed tube heat exchanger has straight tubes secured at both ends to the stationary tube sheets that are welded to the shell. A straight tube exchanger has a simple design and construction and is the least expensive type of heat exchanger.
  • HEX-Fix

  • Pretank

  • SUS304/SUS316L,Carbon Steel,Nickel Alloy,titanium,graphite etc

  • 0.5㎡ to 300 ㎡

Product Description

A fixed tube heat exchanger has straight tubes secured at both ends to the stationary tube sheets that are welded to the shell. A straight tube exchanger has a simple design and construction and is the least expensive type of heat exchanger.


Product Structure
Fixed tubesheet heat exchanger

-Type:Fixed Tubesheet Type


-Front/End header



-Tie robs

-Spacer pipes

-Baffle plates

-Expansion Joint


-Material:Stainless Steel 304/316,Carbon Steel Q235B/Q345R,Nickel Alloy,titanium,graphite etc

Product Advantage

1.Exceptional performance under high pressure, extreme temperatures, and corrosive conditions.

2.Rigorous quality control measures, encompassing pressure testing and Nondestructive Testing (RT, UT, PT, MT).

3.Our certified welders, equipped with specialized tools, meticulously execute all welding operations, guaranteeing the structural integrity of pressure vessels. Techniques such as strength expansion and stick expansion are applied as required.

tube and tubesheet welding of fixed tube heat exchanger

Tube and Tubesheet Welding

shell welding of fixed tube heat exchanger

Shell Welding

4.Adherence to international standards – manufacturing and design comply with GB/T 151, ASME, PED, and EAC.

5.Utilizing cutting-edge software, our fixed tubesheet heat exchanger design is crafted with SW6-2011 and PV Elite. These advanced tools ensure precise thermal rating calculations and mechanical design for pressure vessels.

Heat Exchanger pvelite

PV Elite

Heat Exchanger sw6-2011


Production Picture

We crafted a fixed tube sheet heat exchanger for our client, incorporating tubes made of corrosion-resistant stainless steel 316L, enclosed within a robust carbon steel shell.

Heat exchanger 23102602

Poling Process

Heat exchanger 23102604

Welding Process

Heat exchanger 23102605

Assembling Process

Heat exchanger 23102601

Finished Product

Heat exchanger 23102603


| Certificate

Over   100 patents including utility,invrention and industrial design.
Pass through ISO certificates of   ISO90012200045001, and other export certificates of   CE,   PED,   API650,   AS1210,   AS1692,   CSA.


| Processing Machinery

Pretank use advanced processing machines to fabricate our stainless steel tanks,including auto Robbot welding machine,laser cutting/welding machine,CNC lathe,plasma cutting and automatic welding machines.

The machines replace labor working and minimize the human fault& tanks defects,improve tank quality, shorten construction period.

Processing Machinery

| About Company

Pretank is established in 1971, it's the largest-scale and longest-history stainless steel vessels manufacturer in China,with 4000 staff, 666,000 m㎡ floor space and US$240 million annual sales. We have the most advanced technology, R&D capability in the industry,adopt solidworks and AutoCAD to design vessels, Engaged in formulation of National Standard in designing, producing, inspection and transportation.

About us

53-Year History in Tank Fabrication

Prettech stainless steel tanks already used in 40 classifications,gather rich experiences and precipitate skills in varied industries,win 100,000 client’s trust

Guarantee Quality

- Ensure no leaks no rust, easy cleaning.
- All tanks are over engineered and heavy-duty made, lengthen tank service life.
- Stainless steel tanks produced by automatic and laser machines, reduce labor fault.
- Each tank is strictly tested and inspected before delivery.
- We pass through ISO certificates CE, PED, API650, AS1210, AS1692, CSA, supply 2-year warranty.

Competitive Price

Scale production and automatic machines reduce cost, Pretank always perseus the most reasonable price policy to share the profits with our consumers and distributors. With same quality our price are more strong competitive.

Customize Service Free of Charge
Our bespoke tanks are tailor-made for each project, considering material, strength calculations, dimensions, fittings, and ports.We listen carefully to your needs and provide humane designs.

Lifetime Engineering Service

At pretank family, you will get lifetime engineering service! Installation service on your site, making all the AutoCAD drawings for you, completely free parts replacement in the warranty date, low cost parts supplied out of the warranty, technology support door to door, lifetime consult support.


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Provide stainless steel tanks solutions for liquid processing of STORAGE,FERMENTING, HEATING,CHILLING, BLENDING, DISTILLING, MASHING AND BOILING.




Tel: +86-519-85255001 
Cell: +86-15295029678 
Fax: +86-519-86713769 
Add: A-floor, 16,R&D HUB 2,Science and education Town, No.801,Changwu Middle Road,Wujin District, Changzhou, Jiangsu. P.C. 213000
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