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An instantaneous corrosion rate (1/Rp) curve adapted from Aktas et al. (2010). The basic shape of the curve represents the corrosion of C1020 metal over time. 1/Rp = (
) 10−5 ohms−1 cm−2, <0.0254 mmpy; (
) 10−4 ohms−1 cm−2, 0.0254–0.127 mmpy; (
) 10−3 ohms−1 cm−2, 0.127–0.508 mmpy.
