Use of Statistical Analysis Methods for Estimating the Reliability of First-Year Carbon Steel and Zinc Corrosion Loss Predictions Calculated Using Dose-Response FunctionsстатьяИсследовательская статья
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Дата последнего поиска статьи во внешних источниках: 20 декабря 2019 г.
Аннотация:The following parameters have been used to estimate the reliability of predicted first-year corrosion losses of carbon steel and zinc (K1 pr): the standard determination coefficient Rst 2 according to ASTM G 16; statistical indicators such as SMAPE and MAPE; generalized determination coefficients; confidence angle. The experimental data on corrosion losses of carbon steel and zinc (K1 exp) and the atmosphere corrosivity parameters were taken from the UN/ECE international program and Russian program. The K1 pr values were calculated using various dose-response functions. It is not recommended to use the standard determination coefficient Rst 2 in the y=K1 pr, x=K1 exp coordinates.