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Corrosion condition of the tube bundle in the primary overhead condenser of atmospheric and vacuum distillation units in the petrochemical industry

2025-04-01View Original

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The image below shows the tube bundle of the primary vacuum distillation column in petrochemical plants. Operating conditions: Tubing: medium, circulating water; temperature 35°C, pressure 0.4 MPa. Shell side: Medium, oil and gas; temperature 90°C, pressure 1.0 MPa. The outer wall is severely corroded with a lot of rust. The best protection method for such tubes is a coating protection method.

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