Chemical Cleaning Includes chemical cleaning,water blast and steam cleaning
1) Tube Bundle replaced with channel
2) Bundle can be replaced, however tube tubesheet would have to be cut off and re-welded
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Type
of Design
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AEU/BEU | AEW/BEW | AEP/BEP | AES/BES | AET/BET | CEU | NEU | AEM BEM AEL | NEN |
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Relative Cost(1 is lowest, 9 is highest) |
3 | 6 | 7 | 8 | 9 | 2 | 1 | 5 | 4 |
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Removable
Bundle
|
Yes | Yes | Yes | Yes | Yes | Yes | No | No | No |
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Replaceable
Bundle
|
Yes | Yes | Yes | Yes | Yes | Yes(1) | Yes(2) | No | No |
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Removable
Bonnets/ Channel
|
Yes | Yes | Yes | Yes | Yes | Yes | No | Yes | No |
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Individual
Tube Replacement
|
No | Yes | Yes | Yes | Yes | No | No | Yes | Yes |
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Tubeside
Cleaning
|
Chemical | Chemical & Mechanical | Chemical & Mechanical | Chemical & Mechanical | Chemical & Mechanical | Chemical | Chemical | Chemical & Mechanical | Chemical & Mechanical |
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Shellside
Cleaning
|
Chemical & Mechanical | Chemical & Mechanical | Chemical & Mechanical | Chemical & Mechanical | Chemical & Mechanical | Chemical & Mechanical | Chemical | Chemical | Chemical |
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Double
Tubesheet Design
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Available | No | Available | No | No | Available | Available | Available | Available |
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Number
of Tubeside Passes
|
Any even number | 1-2 | Any | Any even number | Any even number | Any even number | Any even number | Any | Any |
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Provision for Thermal Expansion |
Each tube expands freely | Floating Tubesheet | Floating Tubesheet | Floating Head | Floating Head | Each tube expands freely | Each tube expands freely | Expansion Joint when Applicable |
Expansion Joint when Applicable
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