Abstract
The corrosion of chromium under 1 atm of pure SO2 has been studied over the range 700–1000°C at 100°C intervals. The reaction rate is higher than in pure oxygen and the scale does not contain sulfides, but only a small concentration of sulfur, in contrast with the behavior of other transition metals, even though the thermodynamic conditions are similar. Possible causes for this peculiar behavior are examined and discussed with reference to the results of the corrosion of chromium in pure oxygen.
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De Asmundis, C., Gesmundo, F. & Bottino, C. High-temperature corrosion of pure chromium in SO2 (700–1000°C). Oxid Met 14, 351–361 (1980). https://doi.org/10.1007/BF00603790
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DOI: https://doi.org/10.1007/BF00603790