International Journal of Corrosion / 2012 / Article / Tab 3

Research Article

Atmospheric Corrosion of Painted Galvanized and 55%Al-Zn Steel Sheets: Results of 12 Years of Exposure

Table 3

Average levels of chemical agents, time of wetness and corrosion category of CIDEPINT Station.

YearDeposition rate of SO2 (mg·m−2·d−1)Deposition rate of chloride (mg·m−2·d−1)Time of wetness fractionCorrosion category according to ISO 9223

16.22Negligible0.61P0S0τ 4/C2
27.25Negligible0.62P0S0τ 4/C2
36.81Negligible0.61P0S0τ 4/C2
46.53Negligible0.65P0S0τ 5/C2
57.42Negligible0.63P0S0τ 5/C2
66.94Negligible0.69P0S0τ 5/C2
77.60Negligible0.59P0S0τ 4/C2
88.12Negligible0.57P0S0τ 4/C2
97.93Negligible0.61P0S0τ 4/C2
106.82Negligible0.62P0S0τ 4/C2
117.45Negligible0.62P0S0τ 4/C2
128.01Negligible0.55P0S0τ 4/C2

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