Material Technology

Acetic acid and carbon dioxide corrosion of carbon steel covered with iron carbonate

Gulbrandsen, E.
Corrosion 2007, Nashville, 2007-03-11-03-15. Paper 07322
Publ. year
2007
Publ. type
paper
Abstract
Acetic acid and CO2 corrosion was investigated on carbon steel specimens covered with iron carbonate (FeCO3) layers. The tests were carried out at 80 oC, 0.5 bar CO2, using rotating cylinder electrodes. Protective iron carbonate layers did form in solutions with high FeCO3 supersaturation, both in presence and absence acetic acid. The protective effect of the FeCO3 layer failed with decreasing supersaturation. The results were interpreted in terms of the scaling tendency concept. ©NACE International. All rights reserved. Paper reproduced with permission from CORROSION/2007 Annual Conference and Exhibition, Nashville, Tennessee. <A HREF="http://www.nace.org" target=_blank>www.nace.org</A>
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