Atmospheric Corrosion Analysis and Rust Evolution Research of Q235 Carbon Steel at Different Exposure Stages in Chengdu Atmospheric Environment of China

Figure 1

Macroscopic corrosion morphologies of the Q235 carbon steel specimens with different exposure time in Chengdu station: (a) 15 days on the front side, (a) 15 days on the back side, (b) 30 days on the front side, (b) 30 days on the back side, (c) 90 days on the front side, (c) 90 days on the back side, (d) 180 days on the front side, (d) 180 days on the back side, (e) 365 days on the front side, and (e) 365 days on the back side.