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Corrosion condition of the tube bundle in the first-stage heat exchanger for atmospheric and vacuum crude oil in petrochemical industries after more than 1 year of use

2024-12-11View Original

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The image below shows the condition of the tube bundle in the crude oil constant-pressure line heat exchanger of an oil and chemical constant pressure/Decrease pressure unit after one year of use; the original metal surface has corroded away. The tube bundle is made of 10# steel, operating under conditions of a temperature of 110 degrees and a pressure of 2 MPa, with crude oil as the fluid.

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