The Effect of Ultraviolet Wavelength on Corrosion Behavior of 7075 Aluminum Alloy in the Marine Atmospheric Environment

Figure 4

Corrosion morphology of 7075 aluminum alloy irradiated by different wavelengths of ultraviolet rays. (a) 0 nm. (b) 185 nm. (c) 254 nm. (d) 365 nm.

(a)

(b)

(c)

(d)