Atmospheric corrosion of aluminum-rich aluminum-silver alloys from which Ag2Al was precipitated led to complete pulverization of samples within a few weeks. In this process the intergranular intermetallic compound corroded out completely. Corrosion proceeded at a mild rate in an ordinary atmosphere but became catastrophic with high humidity.

6.4.2

Subject
Humidity, Chemical compounds, Metal surfaces, Aluminum, Atmosphere, Chemical attack, Solid solutions, Corrosion products, Corrosion attacks, Aluminum alloys, Alloys, Grain, Relative humidity
© 1960 National Association of Corrosion Engineers
1960
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