Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Jeoh Han"'
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 4694-4702 (2024)
The purpose of this study is to investigate the changes in the morphology, chemical state, defect density, and impedance of oxides formed on SA 106 Gr.B carbon steel by turbulent water flow at the micro and atomic levels. A compact magnetite layer co
Externí odkaz:
https://doaj.org/article/523f9799dd214eaf9e45fbbea3783884
A New Mechanism for the Inhibition of SA106 Gr.B Carbon Steel Corrosion by Nitrite in Alkaline Water
Publikováno v:
Materials, Vol 17, Iss 18, p 4470 (2024)
The purpose of this study was to investigate the composition of oxide films formed on SA106 Gr.B carbon steel in nitrite solutions at 35 °C for 1000 h. The product of the reduction of nitrite during the corrosion inhibition process was also examined
Externí odkaz:
https://doaj.org/article/50b91c08304144e8ab3ef1c0bfd11f91
Publikováno v:
Metals, Vol 14, Iss 4, p 445 (2024)
The role of flow velocity on the formation and dissolution of oxides on SA106Gr.B carbon steel was investigated at both microscopic and atomic scales. In static water, a compact oxide layer with highly faceted magnetite particles was formed. Atomic-s
Externí odkaz:
https://doaj.org/article/ca8a0dd145824966bfd86dfe147b55b6
Publikováno v:
Journal of Materials Research and Technology, Vol 21, Iss , Pp 3051-3061 (2022)
The purpose of this study is to investigate the electrochemical and immersion corrosion behavior of Ti-5 wt.% Gd alloy in a boric acid solution at 50 °C. The chemical states and defect densities of oxide films formed in the solution were determined
Externí odkaz:
https://doaj.org/article/7ea2308e903f4755830def4c653b556b
Publikováno v:
Materials, Vol 15, Iss 23, p 8471 (2022)
The corrosion behavior and integrity of steam generator (SG) tube materials have frequently been tested in solutions containing sodium hydroxide (NaOH), assuming that NaOH is a typical contaminant concentrated in the crevices of SGs in a pressurized
Externí odkaz:
https://doaj.org/article/e14b94fb878447a0a60bece02828452c
Publikováno v:
Materials, Vol 15, Iss 4, p 1471 (2022)
The dissolution behavior of magnetite deposited on flow mini-channel surfaces within a printed circuit heat exchanger (PCHE) and the corrosion behavior of a STS 316L PCHE material were investigated in an ethylendiaminetetraacetic acid (EDTA)-based ch
Externí odkaz:
https://doaj.org/article/19cdef8626df43238c17c631e7a1588f
Publikováno v:
Materials, Vol 14, Iss 21, p 6460 (2021)
The purpose of this work was to examine the effect of tensile stress on the oxide properties of a nickel-based Alloy 600 that was exposed to simulated nuclear steam generator water at 340 °C for 1000 h. The size of the outer oxide particles increase
Externí odkaz:
https://doaj.org/article/624610e7cf2749ba91de5a32d3a55039
Publikováno v:
Crystals, Vol 10, Iss 9, p 729 (2020)
In the secondary side of pressurized water reactors (PWRs), the main corrosion product accumulated on the steam generator (SG) tubes is magnetite, which has a porous structure. The purpose of this work is to simulate the porous magnetite deposited to
Externí odkaz:
https://doaj.org/article/b5ce71454c874966a4a418ad15ed45e3
Publikováno v:
Materials, Vol 13, Iss 8, p 1970 (2020)
This study aims to investigate the molar ratio effect of sodium to chloride ions on the corrosion of an Alloy 600 steam generator tube and an SA508 tubesheet material. The corrosion behavior was evaluated in solutions with three different molar ratio
Externí odkaz:
https://doaj.org/article/37adc2638ad04b579cd9c1d80bf5d02b
Publikováno v:
Materials, Vol 12, Iss 13, p 2091 (2019)
This study aims to investigate and explain the magnetite-accelerated stress corrosion cracking phenomenon of Alloy 600 under caustic conditions, based on the electrochemical behavior. After the SCC test that lasted for 300 h, no cracks were observed
Externí odkaz:
https://doaj.org/article/f63b61d3681c4d90ae8bfac6e4b8182d