What Is the Cause of Seal Leakage at the Flange of the Heat Exchanger?

What Is the Cause of Seal Leakage at the Flange of the Heat Exchanger?

  • Mar 25, 2021
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What is the cause of seal leakage at the flange of the heat exchanger?
（1）Gaskets are under pressure, corrosion, deterioration.
（2）Bolts are weak, loose or corroded.
（3）Flanges lack of rigidity with sealing surface defects.
（4）Flanges are not parallel or misaligned.
（5）Gaskets are of poor quality.

How to deal with the seal leakage at the flange of the heat exchanger?
（1）Tighten the bolt and replace the gasket.
（2）Upgrade Bolt materials, fastening or replacing bolts.
（3）Replace the flange, or deal with its defects.
（4）Repair or replace the flange.
（5）Replace the gasket.

 
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