Reliability Study of Magnesium Oxychloride-Coated Reinforced Concrete Based on Gumbel Distribution

The constant current accelerated corrosion test was used to study the durability of magnesium oxychloride-coated reinforced concrete (MOCRC) in order to solve the problem of MOCRC’s durability. The relative dynamic elastic modulus was utilized as the failure threshold to evaluate the concrete durabi...

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Main Authors: Yuanke Li, Hongxia Qiao, An Yang
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/16/6/2521
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author Yuanke Li
Hongxia Qiao
An Yang
author_facet Yuanke Li
Hongxia Qiao
An Yang
author_sort Yuanke Li
collection DOAJ
description The constant current accelerated corrosion test was used to study the durability of magnesium oxychloride-coated reinforced concrete (MOCRC) in order to solve the problem of MOCRC’s durability. The relative dynamic elastic modulus was utilized as the failure threshold to evaluate the concrete durability, and the collected life data of concrete under different cover thickness were acquired. On the basis of the Gumbel distribution, the probability analysis can be used to study and foretell the life data. The results show that when the durability is evaluated by the relative mass and the relative dynamic modulus of elasticity, the durability of MOCRC with a larger protection layer thickness is better; the relative dynamic modulus of elasticity can better reflect the durability change in MOCRC than the relative mass. When the Gumbel distribution is used for durability analysis, the calculated value of the model and the life data have a relatively high degree of fit, which can provide a reference basis for the durability evaluation of concrete.
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spelling doaj.art-57fb2d526814491b98fc3795be0764682023-11-17T12:23:27ZengMDPI AGMaterials1996-19442023-03-01166252110.3390/ma16062521Reliability Study of Magnesium Oxychloride-Coated Reinforced Concrete Based on Gumbel DistributionYuanke Li0Hongxia Qiao1An Yang2School of Civil Engineering, Lanzhou University of Technology, Lanzhou 730050, ChinaSchool of Civil Engineering, Lanzhou University of Technology, Lanzhou 730050, ChinaSchool of Civil Engineering, Lanzhou University of Technology, Lanzhou 730050, ChinaThe constant current accelerated corrosion test was used to study the durability of magnesium oxychloride-coated reinforced concrete (MOCRC) in order to solve the problem of MOCRC’s durability. The relative dynamic elastic modulus was utilized as the failure threshold to evaluate the concrete durability, and the collected life data of concrete under different cover thickness were acquired. On the basis of the Gumbel distribution, the probability analysis can be used to study and foretell the life data. The results show that when the durability is evaluated by the relative mass and the relative dynamic modulus of elasticity, the durability of MOCRC with a larger protection layer thickness is better; the relative dynamic modulus of elasticity can better reflect the durability change in MOCRC than the relative mass. When the Gumbel distribution is used for durability analysis, the calculated value of the model and the life data have a relatively high degree of fit, which can provide a reference basis for the durability evaluation of concrete.https://www.mdpi.com/1996-1944/16/6/2521accelerated corrosionrelative dynamic elastic modulusgumbel distributionlife prediction
spellingShingle Yuanke Li
Hongxia Qiao
An Yang
Reliability Study of Magnesium Oxychloride-Coated Reinforced Concrete Based on Gumbel Distribution
Materials
accelerated corrosion
relative dynamic elastic modulus
gumbel distribution
life prediction
title Reliability Study of Magnesium Oxychloride-Coated Reinforced Concrete Based on Gumbel Distribution
title_full Reliability Study of Magnesium Oxychloride-Coated Reinforced Concrete Based on Gumbel Distribution
title_fullStr Reliability Study of Magnesium Oxychloride-Coated Reinforced Concrete Based on Gumbel Distribution
title_full_unstemmed Reliability Study of Magnesium Oxychloride-Coated Reinforced Concrete Based on Gumbel Distribution
title_short Reliability Study of Magnesium Oxychloride-Coated Reinforced Concrete Based on Gumbel Distribution
title_sort reliability study of magnesium oxychloride coated reinforced concrete based on gumbel distribution
topic accelerated corrosion
relative dynamic elastic modulus
gumbel distribution
life prediction
url https://www.mdpi.com/1996-1944/16/6/2521
work_keys_str_mv AT yuankeli reliabilitystudyofmagnesiumoxychloridecoatedreinforcedconcretebasedongumbeldistribution
AT hongxiaqiao reliabilitystudyofmagnesiumoxychloridecoatedreinforcedconcretebasedongumbeldistribution
AT anyang reliabilitystudyofmagnesiumoxychloridecoatedreinforcedconcretebasedongumbeldistribution